diff --git a/.gitmodules b/.gitmodules
index dc5c3e3..16ab012 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -43,3 +43,6 @@
[submodule "a_th_web"]
path = a_th_web
url = http://th.local.t-aaron.com:13000/THENG/a_th_web.git
+[submodule "wvpjar"]
+ path = wvpjar
+ url = http://th.local.t-aaron.com:13000/THENG/a-wvp-java.git
diff --git a/wvpjar b/wvpjar
new file mode 160000
index 0000000..3fdfd28
--- /dev/null
+++ b/wvpjar
@@ -0,0 +1 @@
+Subproject commit 3fdfd28dcd21ec24fb59d0f11ce9f7ccf7db520e
diff --git a/wvpweb/.editorconfig b/wvpweb/.editorconfig
new file mode 100644
index 0000000..ea6e20f
--- /dev/null
+++ b/wvpweb/.editorconfig
@@ -0,0 +1,14 @@
+# http://editorconfig.org
+root = true
+
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 2
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.md]
+insert_final_newline = false
+trim_trailing_whitespace = false
diff --git a/wvpweb/.env.development b/wvpweb/.env.development
new file mode 100644
index 0000000..de583d0
--- /dev/null
+++ b/wvpweb/.env.development
@@ -0,0 +1,5 @@
+# just a flag
+ENV = 'development'
+
+# base api
+VUE_APP_BASE_API = '/dev-api'
diff --git a/wvpweb/.env.production b/wvpweb/.env.production
new file mode 100644
index 0000000..8994f69
--- /dev/null
+++ b/wvpweb/.env.production
@@ -0,0 +1,6 @@
+# just a flag
+ENV = 'production'
+
+# base api
+VUE_APP_BASE_API = ''
+
diff --git a/wvpweb/.env.staging b/wvpweb/.env.staging
new file mode 100644
index 0000000..a8793a0
--- /dev/null
+++ b/wvpweb/.env.staging
@@ -0,0 +1,8 @@
+NODE_ENV = production
+
+# just a flag
+ENV = 'staging'
+
+# base api
+VUE_APP_BASE_API = '/stage-api'
+
diff --git a/wvpweb/.eslintignore b/wvpweb/.eslintignore
new file mode 100644
index 0000000..e6529fc
--- /dev/null
+++ b/wvpweb/.eslintignore
@@ -0,0 +1,4 @@
+build/*.js
+src/assets
+public
+dist
diff --git a/wvpweb/.eslintrc.js b/wvpweb/.eslintrc.js
new file mode 100644
index 0000000..303d049
--- /dev/null
+++ b/wvpweb/.eslintrc.js
@@ -0,0 +1,48 @@
+module.exports = {
+ root: true,
+ env: {
+ node: true,
+ browser: true,
+ },
+ extends: ["plugin:vue/essential", "eslint:recommended"],
+ parserOptions: {
+ parser: "babel-eslint",
+ },
+ rules: {
+ // Disable or downgrade problematic rules
+ "vue/require-prop-types": "off",
+ "vue/require-default-prop": "off",
+ "vue/no-unused-vars": "warn",
+ "no-unused-vars": "warn",
+ "no-undef": "warn",
+ eqeqeq: "warn",
+ "no-return-assign": "warn",
+ "new-cap": "warn",
+ "vue/html-self-closing": "off",
+ "vue/html-closing-bracket-spacing": "off",
+ "vue/this-in-template": "off",
+ "vue/require-v-for-key": "warn",
+ "vue/valid-v-model": "warn",
+ "vue/attributes-order": "off",
+ "no-multiple-empty-lines": "warn",
+
+ // Style rules - make them warnings instead of errors
+ quotes: ["warn", "single"],
+ "comma-dangle": ["warn", "never"],
+ "space-in-parens": "warn",
+ "comma-spacing": "warn",
+ "object-curly-spacing": ["warn", "always"],
+ "arrow-spacing": "warn",
+ semi: ["warn", "never"],
+ "no-multi-spaces": "warn",
+
+ // Turn off console warnings for development
+ "no-console": process.env.NODE_ENV === "production" ? "warn" : "off",
+ "no-debugger": process.env.NODE_ENV === "production" ? "warn" : "off",
+ },
+ globals: {
+ // Define global variables to prevent 'undefined' errors
+ ZLMRTCClient: "readonly",
+ jessibuca: "readonly",
+ },
+}
diff --git a/wvpweb/.gitignore b/wvpweb/.gitignore
new file mode 100644
index 0000000..9ad28d2
--- /dev/null
+++ b/wvpweb/.gitignore
@@ -0,0 +1,16 @@
+.DS_Store
+node_modules/
+dist/
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+package-lock.json
+tests/**/coverage/
+
+# Editor directories and files
+.idea
+.vscode
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
diff --git a/wvpweb/.travis.yml b/wvpweb/.travis.yml
new file mode 100644
index 0000000..f4be7a0
--- /dev/null
+++ b/wvpweb/.travis.yml
@@ -0,0 +1,5 @@
+language: node_js
+node_js: 10
+script: npm run test
+notifications:
+ email: false
diff --git a/wvpweb/LICENSE b/wvpweb/LICENSE
new file mode 100644
index 0000000..6151575
--- /dev/null
+++ b/wvpweb/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2017-present PanJiaChen
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/wvpweb/README-zh.md b/wvpweb/README-zh.md
new file mode 100644
index 0000000..1beec9b
--- /dev/null
+++ b/wvpweb/README-zh.md
@@ -0,0 +1,111 @@
+# vue-admin-template
+
+> 这是一个极简的 vue admin 管理后台。它只包含了 Element UI & axios & iconfont & permission control & lint，这些搭建后台必要的东西。
+
+[线上地址](http://panjiachen.github.io/vue-admin-template)
+
+[国内访问](https://panjiachen.gitee.io/vue-admin-template)
+
+目前版本为 `v4.0+` 基于 `vue-cli` 进行构建，若你想使用旧版本，可以切换分支到[tag/3.11.0](https://github.com/PanJiaChen/vue-admin-template/tree/tag/3.11.0)，它不依赖 `vue-cli`。
+
+
+ SPONSORED BY
+
+
+
+ 
+
+
+
+## Extra
+
+如果你想要根据用户角色来动态生成侧边栏和 router，你可以使用该分支[permission-control](https://github.com/PanJiaChen/vue-admin-template/tree/permission-control)
+
+## 相关项目
+
+- [vue-element-admin](https://github.com/PanJiaChen/vue-element-admin)
+
+- [electron-vue-admin](https://github.com/PanJiaChen/electron-vue-admin)
+
+- [vue-typescript-admin-template](https://github.com/Armour/vue-typescript-admin-template)
+
+- [awesome-project](https://github.com/PanJiaChen/vue-element-admin/issues/2312)
+
+写了一个系列的教程配套文章，如何从零构建后一个完整的后台项目:
+
+- [手摸手，带你用 vue 撸后台 系列一(基础篇)](https://juejin.im/post/59097cd7a22b9d0065fb61d2)
+- [手摸手，带你用 vue 撸后台 系列二(登录权限篇)](https://juejin.im/post/591aa14f570c35006961acac)
+- [手摸手，带你用 vue 撸后台 系列三 (实战篇)](https://juejin.im/post/593121aa0ce4630057f70d35)
+- [手摸手，带你用 vue 撸后台 系列四(vueAdmin 一个极简的后台基础模板,专门针对本项目的文章,算作是一篇文档)](https://juejin.im/post/595b4d776fb9a06bbe7dba56)
+- [手摸手，带你封装一个 vue component](https://segmentfault.com/a/1190000009090836)
+
+## Build Setup
+
+```bash
+# 克隆项目
+git clone https://github.com/PanJiaChen/vue-admin-template.git
+
+# 进入项目目录
+cd vue-admin-template
+
+# 安装依赖
+npm install
+
+# 建议不要直接使用 cnpm 安装以来，会有各种诡异的 bug。可以通过如下操作解决 npm 下载速度慢的问题
+npm install --registry=https://registry.npm.taobao.org
+
+# 启动服务
+npm run dev
+```
+
+浏览器访问 [http://localhost:9528](http://localhost:9528)
+
+## 发布
+
+```bash
+# 构建测试环境
+npm run build:stage
+
+# 构建生产环境
+npm run build:prod
+```
+
+## 其它
+
+```bash
+# 预览发布环境效果
+npm run preview
+
+# 预览发布环境效果 + 静态资源分析
+npm run preview -- --report
+
+# 代码格式检查
+npm run lint
+
+# 代码格式检查并自动修复
+npm run lint -- --fix
+```
+
+更多信息请参考 [使用文档](https://panjiachen.github.io/vue-element-admin-site/zh/)
+
+## 购买贴纸
+
+你也可以通过 购买[官方授权的贴纸](https://smallsticker.com/product/vue-element-admin) 的方式来支持 vue-element-admin - 每售出一张贴纸，我们将获得 2 元的捐赠。
+
+## Demo
+
+
+
+## Browsers support
+
+Modern browsers and Internet Explorer 10+.
+
+| [
](http://godban.github.io/browsers-support-badges/)IE / Edge | [
](http://godban.github.io/browsers-support-badges/)Firefox | [
](http://godban.github.io/browsers-support-badges/)Chrome | [
](http://godban.github.io/browsers-support-badges/)Safari |
+| --------- | --------- | --------- | --------- |
+| IE10, IE11, Edge| last 2 versions| last 2 versions| last 2 versions
+
+## License
+
+[MIT](https://github.com/PanJiaChen/vue-admin-template/blob/master/LICENSE) license.
+
+Copyright (c) 2017-present PanJiaChen
diff --git a/wvpweb/README.md b/wvpweb/README.md
new file mode 100644
index 0000000..fa54b78
--- /dev/null
+++ b/wvpweb/README.md
@@ -0,0 +1,99 @@
+# vue-admin-template
+
+English | [简体中文](./README-zh.md)
+
+> A minimal vue admin template with Element UI & axios & iconfont & permission control & lint
+
+**Live demo:** http://panjiachen.github.io/vue-admin-template
+
+
+**The current version is `v4.0+` build on `vue-cli`. If you want to use the old version , you can switch branch to [tag/3.11.0](https://github.com/PanJiaChen/vue-admin-template/tree/tag/3.11.0), it does not rely on `vue-cli`**
+
+
+ SPONSORED BY
+
+
+
+
+
+
+
+## Build Setup
+
+```bash
+# clone the project
+git clone https://github.com/PanJiaChen/vue-admin-template.git
+
+# enter the project directory
+cd vue-admin-template
+
+# install dependency
+npm install
+
+# develop
+npm run dev
+```
+
+This will automatically open http://localhost:9528
+
+## Build
+
+```bash
+# build for test environment
+npm run build:stage
+
+# build for production environment
+npm run build:prod
+```
+
+## Advanced
+
+```bash
+# preview the release environment effect
+npm run preview
+
+# preview the release environment effect + static resource analysis
+npm run preview -- --report
+
+# code format check
+npm run lint
+
+# code format check and auto fix
+npm run lint -- --fix
+```
+
+Refer to [Documentation](https://panjiachen.github.io/vue-element-admin-site/guide/essentials/deploy.html) for more information
+
+## Demo
+
+
+
+## Extra
+
+If you want router permission && generate menu by user roles , you can use this branch [permission-control](https://github.com/PanJiaChen/vue-admin-template/tree/permission-control)
+
+For `typescript` version, you can use [vue-typescript-admin-template](https://github.com/Armour/vue-typescript-admin-template) (Credits: [@Armour](https://github.com/Armour))
+
+## Related Project
+
+- [vue-element-admin](https://github.com/PanJiaChen/vue-element-admin)
+
+- [electron-vue-admin](https://github.com/PanJiaChen/electron-vue-admin)
+
+- [vue-typescript-admin-template](https://github.com/Armour/vue-typescript-admin-template)
+
+- [awesome-project](https://github.com/PanJiaChen/vue-element-admin/issues/2312)
+
+## Browsers support
+
+Modern browsers and Internet Explorer 10+.
+
+| [](http://godban.github.io/browsers-support-badges/)IE / Edge | [](http://godban.github.io/browsers-support-badges/)Firefox | [](http://godban.github.io/browsers-support-badges/)Chrome | [](http://godban.github.io/browsers-support-badges/)Safari |
+| --------- | --------- | --------- | --------- |
+| IE10, IE11, Edge| last 2 versions| last 2 versions| last 2 versions
+
+## License
+
+[MIT](https://github.com/PanJiaChen/vue-admin-template/blob/master/LICENSE) license.
+
+Copyright (c) 2017-present PanJiaChen
diff --git a/wvpweb/babel.config.js b/wvpweb/babel.config.js
new file mode 100644
index 0000000..fb82b27
--- /dev/null
+++ b/wvpweb/babel.config.js
@@ -0,0 +1,14 @@
+module.exports = {
+ presets: [
+ // https://github.com/vuejs/vue-cli/tree/master/packages/@vue/babel-preset-app
+ '@vue/cli-plugin-babel/preset'
+ ],
+ 'env': {
+ 'development': {
+ // babel-plugin-dynamic-import-node plugin only does one thing by converting all import() to require().
+ // This plugin can significantly increase the speed of hot updates, when you have a large number of pages.
+ // https://panjiachen.github.io/vue-element-admin-site/guide/advanced/lazy-loading.html
+ 'plugins': ['dynamic-import-node']
+ }
+ }
+}
diff --git a/wvpweb/jest.config.js b/wvpweb/jest.config.js
new file mode 100644
index 0000000..143cdc8
--- /dev/null
+++ b/wvpweb/jest.config.js
@@ -0,0 +1,24 @@
+module.exports = {
+ moduleFileExtensions: ['js', 'jsx', 'json', 'vue'],
+ transform: {
+ '^.+\\.vue$': 'vue-jest',
+ '.+\\.(css|styl|less|sass|scss|svg|png|jpg|ttf|woff|woff2)$':
+ 'jest-transform-stub',
+ '^.+\\.jsx?$': 'babel-jest'
+ },
+ moduleNameMapper: {
+ '^@/(.*)$': '/src/$1'
+ },
+ snapshotSerializers: ['jest-serializer-vue'],
+ testMatch: [
+ '**/tests/unit/**/*.spec.(js|jsx|ts|tsx)|**/__tests__/*.(js|jsx|ts|tsx)'
+ ],
+ collectCoverageFrom: ['src/utils/**/*.{js,vue}', '!src/utils/auth.js', '!src/utils/request.js', 'src/components/**/*.{js,vue}'],
+ coverageDirectory: '/tests/unit/coverage',
+ // 'collectCoverage': true,
+ 'coverageReporters': [
+ 'lcov',
+ 'text-summary'
+ ],
+ testURL: 'http://localhost/'
+}
diff --git a/wvpweb/jsconfig.json b/wvpweb/jsconfig.json
new file mode 100644
index 0000000..ed079e2
--- /dev/null
+++ b/wvpweb/jsconfig.json
@@ -0,0 +1,9 @@
+{
+ "compilerOptions": {
+ "baseUrl": "./",
+ "paths": {
+ "@/*": ["src/*"]
+ }
+ },
+ "exclude": ["node_modules", "dist"]
+}
diff --git a/wvpweb/package.json b/wvpweb/package.json
new file mode 100644
index 0000000..b136971
--- /dev/null
+++ b/wvpweb/package.json
@@ -0,0 +1,78 @@
+{
+ "name": "vue-admin-template",
+ "version": "4.4.0",
+ "description": "A vue admin template with Element UI & axios & iconfont & permission control & lint",
+ "author": "Pan ",
+ "scripts": {
+ "dev": "vue-cli-service serve --host=0.0.0.0",
+ "build:prod": "vue-cli-service build",
+ "build:stage": "vue-cli-service build --mode staging",
+ "preview": "node build/index.js --preview",
+ "svgo": "svgo -f src/icons/svg --config=src/icons/svgo.yml",
+ "lint": "eslint --ext .js,.vue src",
+ "test:unit": "jest --clearCache && vue-cli-service test:unit",
+ "test:ci": "npm run lint && npm run test:unit"
+ },
+ "dependencies": {
+ "@femessage/log-viewer": "^1.5.0",
+ "@wchbrad/vue-easy-tree": "^1.0.13",
+ "axios": "^0.24.0",
+ "core-js": "3.6.5",
+ "dayjs": "^1.11.13",
+ "echarts": "^4.9.0",
+ "element-ui": "^2.15.14",
+ "gcoord": "^1.0.7",
+ "js-cookie": "2.2.0",
+ "moment": "^2.29.1",
+ "moment-duration-format": "^2.3.2",
+ "normalize.css": "7.0.0",
+ "nprogress": "0.2.0",
+ "ol": "^10.6.1",
+ "path-to-regexp": "2.4.0",
+ "screenfull": "5.1.0",
+ "strip-ansi": "^7.1.0",
+ "v-charts": "^1.19.0",
+ "vue": "2.6.10",
+ "vue-clipboard2": "^0.3.3",
+ "vue-clipboards": "^1.3.0",
+ "vue-contextmenujs": "^1.4.11",
+ "vue-router": "3.0.6",
+ "vue-ztree-2.0": "^1.0.4",
+ "vuex": "3.1.0",
+ "xlsx": "^0.18.5"
+ },
+ "devDependencies": {
+ "@vue/cli-plugin-babel": "4.4.4",
+ "@vue/cli-plugin-eslint": "4.4.4",
+ "@vue/cli-plugin-unit-jest": "4.4.4",
+ "@vue/cli-service": "4.4.4",
+ "@vue/test-utils": "1.0.0-beta.29",
+ "autoprefixer": "9.5.1",
+ "babel-eslint": "10.1.0",
+ "babel-jest": "23.6.0",
+ "babel-plugin-dynamic-import-node": "2.3.3",
+ "chalk": "2.4.2",
+ "connect": "3.6.6",
+ "eslint": "6.7.2",
+ "eslint-plugin-vue": "6.2.2",
+ "html-webpack-plugin": "3.2.0",
+ "mockjs": "1.0.1-beta3",
+ "runjs": "4.3.2",
+ "sass": "1.26.8",
+ "sass-loader": "8.0.2",
+ "script-ext-html-webpack-plugin": "2.1.3",
+ "serve-static": "1.13.2",
+ "svg-sprite-loader": "4.1.3",
+ "svgo": "1.2.2",
+ "vue-template-compiler": "2.6.10"
+ },
+ "browserslist": [
+ "> 1%",
+ "last 2 versions"
+ ],
+ "engines": {
+ "node": ">=8.9",
+ "npm": ">= 3.0.0"
+ },
+ "license": "MIT"
+}
diff --git a/wvpweb/postcss.config.js b/wvpweb/postcss.config.js
new file mode 100644
index 0000000..10473ef
--- /dev/null
+++ b/wvpweb/postcss.config.js
@@ -0,0 +1,8 @@
+// https://github.com/michael-ciniawsky/postcss-load-config
+
+module.exports = {
+ 'plugins': {
+ // to edit target browsers: use "browserslist" field in package.json
+ 'autoprefixer': {}
+ }
+}
diff --git a/wvpweb/public/favicon.ico b/wvpweb/public/favicon.ico
new file mode 100644
index 0000000..892f195
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diff --git a/wvpweb/public/index.html b/wvpweb/public/index.html
new file mode 100644
index 0000000..6b89ee4
--- /dev/null
+++ b/wvpweb/public/index.html
@@ -0,0 +1,22 @@
+
+
+
+
+
+
+
+ <%= webpackConfig.name %>
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/wvpweb/public/libDecoder.wasm b/wvpweb/public/libDecoder.wasm
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diff --git a/wvpweb/public/static/file/推流通道导入.zip b/wvpweb/public/static/file/推流通道导入.zip
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diff --git a/wvpweb/public/static/file/设置电话本模板.xlsx b/wvpweb/public/static/file/设置电话本模板.xlsx
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diff --git a/wvpweb/public/static/images/abl-logo.jpg b/wvpweb/public/static/images/abl-logo.jpg
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diff --git a/wvpweb/public/static/images/arrow.png b/wvpweb/public/static/images/arrow.png
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diff --git a/wvpweb/public/static/images/bg19.png b/wvpweb/public/static/images/bg19.png
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diff --git a/wvpweb/public/static/images/gis/camera-offline.png b/wvpweb/public/static/images/gis/camera-offline.png
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diff --git a/wvpweb/public/static/images/gis/camera.png b/wvpweb/public/static/images/gis/camera.png
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diff --git a/wvpweb/public/static/images/zlm-logo.png b/wvpweb/public/static/images/zlm-logo.png
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diff --git a/wvpweb/public/static/js/ZLMRTCClient.js b/wvpweb/public/static/js/ZLMRTCClient.js
new file mode 100644
index 0000000..dfe04a4
--- /dev/null
+++ b/wvpweb/public/static/js/ZLMRTCClient.js
@@ -0,0 +1,8222 @@
+var ZLMRTCClient = (function (exports) {
+ 'use strict';
+
+ const Events$1 = {
+ WEBRTC_NOT_SUPPORT: 'WEBRTC_NOT_SUPPORT',
+ WEBRTC_ICE_CANDIDATE_ERROR: 'WEBRTC_ICE_CANDIDATE_ERROR',
+ WEBRTC_OFFER_ANWSER_EXCHANGE_FAILED: 'WEBRTC_OFFER_ANWSER_EXCHANGE_FAILED',
+ WEBRTC_ON_REMOTE_STREAMS: 'WEBRTC_ON_REMOTE_STREAMS',
+ WEBRTC_ON_LOCAL_STREAM: 'WEBRTC_ON_LOCAL_STREAM',
+ WEBRTC_ON_CONNECTION_STATE_CHANGE: 'WEBRTC_ON_CONNECTION_STATE_CHANGE',
+ WEBRTC_ON_DATA_CHANNEL_OPEN: 'WEBRTC_ON_DATA_CHANNEL_OPEN',
+ WEBRTC_ON_DATA_CHANNEL_CLOSE: 'WEBRTC_ON_DATA_CHANNEL_CLOSE',
+ WEBRTC_ON_DATA_CHANNEL_ERR: 'WEBRTC_ON_DATA_CHANNEL_ERR',
+ WEBRTC_ON_DATA_CHANNEL_MSG: 'WEBRTC_ON_DATA_CHANNEL_MSG',
+ CAPTURE_STREAM_FAILED: 'CAPTURE_STREAM_FAILED'
+ };
+
+ const VERSION$1 = '1.0.1';
+ const BUILD_DATE = 'Mon Mar 27 2023 19:11:59 GMT+0800 (China Standard Time)';
+
+ // Copyright (C) <2018> Intel Corporation
+ //
+ // SPDX-License-Identifier: Apache-2.0
+
+ // eslint-disable-next-line require-jsdoc
+ function isFirefox() {
+ return window.navigator.userAgent.match('Firefox') !== null;
+ }
+ // eslint-disable-next-line require-jsdoc
+ function isChrome() {
+ return window.navigator.userAgent.match('Chrome') !== null;
+ }
+ // eslint-disable-next-line require-jsdoc
+ function isEdge() {
+ return window.navigator.userAgent.match(/Edge\/(\d+).(\d+)$/) !== null;
+ }
+
+ // Copyright (C) <2018> Intel Corporation
+
+ /**
+ * @class AudioSourceInfo
+ * @classDesc Source info about an audio track. Values: 'mic', 'screen-cast', 'file', 'mixed'.
+ * @memberOf Owt.Base
+ * @readonly
+ * @enum {string}
+ */
+ const AudioSourceInfo = {
+ MIC: 'mic',
+ SCREENCAST: 'screen-cast',
+ FILE: 'file',
+ MIXED: 'mixed'
+ };
+
+ /**
+ * @class VideoSourceInfo
+ * @classDesc Source info about a video track. Values: 'camera', 'screen-cast', 'file', 'mixed'.
+ * @memberOf Owt.Base
+ * @readonly
+ * @enum {string}
+ */
+ const VideoSourceInfo = {
+ CAMERA: 'camera',
+ SCREENCAST: 'screen-cast',
+ FILE: 'file',
+ MIXED: 'mixed'
+ };
+
+ /**
+ * @class TrackKind
+ * @classDesc Kind of a track. Values: 'audio' for audio track, 'video' for video track, 'av' for both audio and video tracks.
+ * @memberOf Owt.Base
+ * @readonly
+ * @enum {string}
+ */
+ const TrackKind = {
+ /**
+ * Audio tracks.
+ * @type string
+ */
+ AUDIO: 'audio',
+ /**
+ * Video tracks.
+ * @type string
+ */
+ VIDEO: 'video',
+ /**
+ * Both audio and video tracks.
+ * @type string
+ */
+ AUDIO_AND_VIDEO: 'av'
+ };
+ /**
+ * @class Resolution
+ * @memberOf Owt.Base
+ * @classDesc The Resolution defines the size of a rectangle.
+ * @constructor
+ * @param {number} width
+ * @param {number} height
+ */
+ class Resolution {
+ // eslint-disable-next-line require-jsdoc
+ constructor(width, height) {
+ /**
+ * @member {number} width
+ * @instance
+ * @memberof Owt.Base.Resolution
+ */
+ this.width = width;
+ /**
+ * @member {number} height
+ * @instance
+ * @memberof Owt.Base.Resolution
+ */
+ this.height = height;
+ }
+ }
+
+ /*
+ * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree.
+ */
+
+ let logDisabled_ = true;
+ let deprecationWarnings_ = true;
+
+ /**
+ * Extract browser version out of the provided user agent string.
+ *
+ * @param {!string} uastring userAgent string.
+ * @param {!string} expr Regular expression used as match criteria.
+ * @param {!number} pos position in the version string to be returned.
+ * @return {!number} browser version.
+ */
+ function extractVersion(uastring, expr, pos) {
+ const match = uastring.match(expr);
+ return match && match.length >= pos && parseInt(match[pos], 10);
+ }
+
+ // Wraps the peerconnection event eventNameToWrap in a function
+ // which returns the modified event object (or false to prevent
+ // the event).
+ function wrapPeerConnectionEvent(window, eventNameToWrap, wrapper) {
+ if (!window.RTCPeerConnection) {
+ return;
+ }
+ const proto = window.RTCPeerConnection.prototype;
+ const nativeAddEventListener = proto.addEventListener;
+ proto.addEventListener = function(nativeEventName, cb) {
+ if (nativeEventName !== eventNameToWrap) {
+ return nativeAddEventListener.apply(this, arguments);
+ }
+ const wrappedCallback = (e) => {
+ const modifiedEvent = wrapper(e);
+ if (modifiedEvent) {
+ if (cb.handleEvent) {
+ cb.handleEvent(modifiedEvent);
+ } else {
+ cb(modifiedEvent);
+ }
+ }
+ };
+ this._eventMap = this._eventMap || {};
+ if (!this._eventMap[eventNameToWrap]) {
+ this._eventMap[eventNameToWrap] = new Map();
+ }
+ this._eventMap[eventNameToWrap].set(cb, wrappedCallback);
+ return nativeAddEventListener.apply(this, [nativeEventName,
+ wrappedCallback]);
+ };
+
+ const nativeRemoveEventListener = proto.removeEventListener;
+ proto.removeEventListener = function(nativeEventName, cb) {
+ if (nativeEventName !== eventNameToWrap || !this._eventMap
+ || !this._eventMap[eventNameToWrap]) {
+ return nativeRemoveEventListener.apply(this, arguments);
+ }
+ if (!this._eventMap[eventNameToWrap].has(cb)) {
+ return nativeRemoveEventListener.apply(this, arguments);
+ }
+ const unwrappedCb = this._eventMap[eventNameToWrap].get(cb);
+ this._eventMap[eventNameToWrap].delete(cb);
+ if (this._eventMap[eventNameToWrap].size === 0) {
+ delete this._eventMap[eventNameToWrap];
+ }
+ if (Object.keys(this._eventMap).length === 0) {
+ delete this._eventMap;
+ }
+ return nativeRemoveEventListener.apply(this, [nativeEventName,
+ unwrappedCb]);
+ };
+
+ Object.defineProperty(proto, 'on' + eventNameToWrap, {
+ get() {
+ return this['_on' + eventNameToWrap];
+ },
+ set(cb) {
+ if (this['_on' + eventNameToWrap]) {
+ this.removeEventListener(eventNameToWrap,
+ this['_on' + eventNameToWrap]);
+ delete this['_on' + eventNameToWrap];
+ }
+ if (cb) {
+ this.addEventListener(eventNameToWrap,
+ this['_on' + eventNameToWrap] = cb);
+ }
+ },
+ enumerable: true,
+ configurable: true
+ });
+ }
+
+ function disableLog(bool) {
+ if (typeof bool !== 'boolean') {
+ return new Error('Argument type: ' + typeof bool +
+ '. Please use a boolean.');
+ }
+ logDisabled_ = bool;
+ return (bool) ? 'adapter.js logging disabled' :
+ 'adapter.js logging enabled';
+ }
+
+ /**
+ * Disable or enable deprecation warnings
+ * @param {!boolean} bool set to true to disable warnings.
+ */
+ function disableWarnings(bool) {
+ if (typeof bool !== 'boolean') {
+ return new Error('Argument type: ' + typeof bool +
+ '. Please use a boolean.');
+ }
+ deprecationWarnings_ = !bool;
+ return 'adapter.js deprecation warnings ' + (bool ? 'disabled' : 'enabled');
+ }
+
+ function log$1() {
+ if (typeof window === 'object') {
+ if (logDisabled_) {
+ return;
+ }
+ if (typeof console !== 'undefined' && typeof console.log === 'function') {
+ console.log.apply(console, arguments);
+ }
+ }
+ }
+
+ /**
+ * Shows a deprecation warning suggesting the modern and spec-compatible API.
+ */
+ function deprecated(oldMethod, newMethod) {
+ if (!deprecationWarnings_) {
+ return;
+ }
+ console.warn(oldMethod + ' is deprecated, please use ' + newMethod +
+ ' instead.');
+ }
+
+ /**
+ * Browser detector.
+ *
+ * @return {object} result containing browser and version
+ * properties.
+ */
+ function detectBrowser(window) {
+ // Returned result object.
+ const result = {browser: null, version: null};
+
+ // Fail early if it's not a browser
+ if (typeof window === 'undefined' || !window.navigator) {
+ result.browser = 'Not a browser.';
+ return result;
+ }
+
+ const {navigator} = window;
+
+ if (navigator.mozGetUserMedia) { // Firefox.
+ result.browser = 'firefox';
+ result.version = extractVersion(navigator.userAgent,
+ /Firefox\/(\d+)\./, 1);
+ } else if (navigator.webkitGetUserMedia ||
+ (window.isSecureContext === false && window.webkitRTCPeerConnection &&
+ !window.RTCIceGatherer)) {
+ // Chrome, Chromium, Webview, Opera.
+ // Version matches Chrome/WebRTC version.
+ // Chrome 74 removed webkitGetUserMedia on http as well so we need the
+ // more complicated fallback to webkitRTCPeerConnection.
+ result.browser = 'chrome';
+ result.version = extractVersion(navigator.userAgent,
+ /Chrom(e|ium)\/(\d+)\./, 2);
+ } else if (navigator.mediaDevices &&
+ navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)) { // Edge.
+ result.browser = 'edge';
+ result.version = extractVersion(navigator.userAgent,
+ /Edge\/(\d+).(\d+)$/, 2);
+ } else if (window.RTCPeerConnection &&
+ navigator.userAgent.match(/AppleWebKit\/(\d+)\./)) { // Safari.
+ result.browser = 'safari';
+ result.version = extractVersion(navigator.userAgent,
+ /AppleWebKit\/(\d+)\./, 1);
+ result.supportsUnifiedPlan = window.RTCRtpTransceiver &&
+ 'currentDirection' in window.RTCRtpTransceiver.prototype;
+ } else { // Default fallthrough: not supported.
+ result.browser = 'Not a supported browser.';
+ return result;
+ }
+
+ return result;
+ }
+
+ /**
+ * Checks if something is an object.
+ *
+ * @param {*} val The something you want to check.
+ * @return true if val is an object, false otherwise.
+ */
+ function isObject$1(val) {
+ return Object.prototype.toString.call(val) === '[object Object]';
+ }
+
+ /**
+ * Remove all empty objects and undefined values
+ * from a nested object -- an enhanced and vanilla version
+ * of Lodash's `compact`.
+ */
+ function compactObject(data) {
+ if (!isObject$1(data)) {
+ return data;
+ }
+
+ return Object.keys(data).reduce(function(accumulator, key) {
+ const isObj = isObject$1(data[key]);
+ const value = isObj ? compactObject(data[key]) : data[key];
+ const isEmptyObject = isObj && !Object.keys(value).length;
+ if (value === undefined || isEmptyObject) {
+ return accumulator;
+ }
+ return Object.assign(accumulator, {[key]: value});
+ }, {});
+ }
+
+ /* iterates the stats graph recursively. */
+ function walkStats(stats, base, resultSet) {
+ if (!base || resultSet.has(base.id)) {
+ return;
+ }
+ resultSet.set(base.id, base);
+ Object.keys(base).forEach(name => {
+ if (name.endsWith('Id')) {
+ walkStats(stats, stats.get(base[name]), resultSet);
+ } else if (name.endsWith('Ids')) {
+ base[name].forEach(id => {
+ walkStats(stats, stats.get(id), resultSet);
+ });
+ }
+ });
+ }
+
+ /* filter getStats for a sender/receiver track. */
+ function filterStats(result, track, outbound) {
+ const streamStatsType = outbound ? 'outbound-rtp' : 'inbound-rtp';
+ const filteredResult = new Map();
+ if (track === null) {
+ return filteredResult;
+ }
+ const trackStats = [];
+ result.forEach(value => {
+ if (value.type === 'track' &&
+ value.trackIdentifier === track.id) {
+ trackStats.push(value);
+ }
+ });
+ trackStats.forEach(trackStat => {
+ result.forEach(stats => {
+ if (stats.type === streamStatsType && stats.trackId === trackStat.id) {
+ walkStats(result, stats, filteredResult);
+ }
+ });
+ });
+ return filteredResult;
+ }
+
+ /*
+ * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree.
+ */
+ const logging = log$1;
+
+ function shimGetUserMedia$3(window, browserDetails) {
+ const navigator = window && window.navigator;
+
+ if (!navigator.mediaDevices) {
+ return;
+ }
+
+ const constraintsToChrome_ = function(c) {
+ if (typeof c !== 'object' || c.mandatory || c.optional) {
+ return c;
+ }
+ const cc = {};
+ Object.keys(c).forEach(key => {
+ if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
+ return;
+ }
+ const r = (typeof c[key] === 'object') ? c[key] : {ideal: c[key]};
+ if (r.exact !== undefined && typeof r.exact === 'number') {
+ r.min = r.max = r.exact;
+ }
+ const oldname_ = function(prefix, name) {
+ if (prefix) {
+ return prefix + name.charAt(0).toUpperCase() + name.slice(1);
+ }
+ return (name === 'deviceId') ? 'sourceId' : name;
+ };
+ if (r.ideal !== undefined) {
+ cc.optional = cc.optional || [];
+ let oc = {};
+ if (typeof r.ideal === 'number') {
+ oc[oldname_('min', key)] = r.ideal;
+ cc.optional.push(oc);
+ oc = {};
+ oc[oldname_('max', key)] = r.ideal;
+ cc.optional.push(oc);
+ } else {
+ oc[oldname_('', key)] = r.ideal;
+ cc.optional.push(oc);
+ }
+ }
+ if (r.exact !== undefined && typeof r.exact !== 'number') {
+ cc.mandatory = cc.mandatory || {};
+ cc.mandatory[oldname_('', key)] = r.exact;
+ } else {
+ ['min', 'max'].forEach(mix => {
+ if (r[mix] !== undefined) {
+ cc.mandatory = cc.mandatory || {};
+ cc.mandatory[oldname_(mix, key)] = r[mix];
+ }
+ });
+ }
+ });
+ if (c.advanced) {
+ cc.optional = (cc.optional || []).concat(c.advanced);
+ }
+ return cc;
+ };
+
+ const shimConstraints_ = function(constraints, func) {
+ if (browserDetails.version >= 61) {
+ return func(constraints);
+ }
+ constraints = JSON.parse(JSON.stringify(constraints));
+ if (constraints && typeof constraints.audio === 'object') {
+ const remap = function(obj, a, b) {
+ if (a in obj && !(b in obj)) {
+ obj[b] = obj[a];
+ delete obj[a];
+ }
+ };
+ constraints = JSON.parse(JSON.stringify(constraints));
+ remap(constraints.audio, 'autoGainControl', 'googAutoGainControl');
+ remap(constraints.audio, 'noiseSuppression', 'googNoiseSuppression');
+ constraints.audio = constraintsToChrome_(constraints.audio);
+ }
+ if (constraints && typeof constraints.video === 'object') {
+ // Shim facingMode for mobile & surface pro.
+ let face = constraints.video.facingMode;
+ face = face && ((typeof face === 'object') ? face : {ideal: face});
+ const getSupportedFacingModeLies = browserDetails.version < 66;
+
+ if ((face && (face.exact === 'user' || face.exact === 'environment' ||
+ face.ideal === 'user' || face.ideal === 'environment')) &&
+ !(navigator.mediaDevices.getSupportedConstraints &&
+ navigator.mediaDevices.getSupportedConstraints().facingMode &&
+ !getSupportedFacingModeLies)) {
+ delete constraints.video.facingMode;
+ let matches;
+ if (face.exact === 'environment' || face.ideal === 'environment') {
+ matches = ['back', 'rear'];
+ } else if (face.exact === 'user' || face.ideal === 'user') {
+ matches = ['front'];
+ }
+ if (matches) {
+ // Look for matches in label, or use last cam for back (typical).
+ return navigator.mediaDevices.enumerateDevices()
+ .then(devices => {
+ devices = devices.filter(d => d.kind === 'videoinput');
+ let dev = devices.find(d => matches.some(match =>
+ d.label.toLowerCase().includes(match)));
+ if (!dev && devices.length && matches.includes('back')) {
+ dev = devices[devices.length - 1]; // more likely the back cam
+ }
+ if (dev) {
+ constraints.video.deviceId = face.exact ? {exact: dev.deviceId} :
+ {ideal: dev.deviceId};
+ }
+ constraints.video = constraintsToChrome_(constraints.video);
+ logging('chrome: ' + JSON.stringify(constraints));
+ return func(constraints);
+ });
+ }
+ }
+ constraints.video = constraintsToChrome_(constraints.video);
+ }
+ logging('chrome: ' + JSON.stringify(constraints));
+ return func(constraints);
+ };
+
+ const shimError_ = function(e) {
+ if (browserDetails.version >= 64) {
+ return e;
+ }
+ return {
+ name: {
+ PermissionDeniedError: 'NotAllowedError',
+ PermissionDismissedError: 'NotAllowedError',
+ InvalidStateError: 'NotAllowedError',
+ DevicesNotFoundError: 'NotFoundError',
+ ConstraintNotSatisfiedError: 'OverconstrainedError',
+ TrackStartError: 'NotReadableError',
+ MediaDeviceFailedDueToShutdown: 'NotAllowedError',
+ MediaDeviceKillSwitchOn: 'NotAllowedError',
+ TabCaptureError: 'AbortError',
+ ScreenCaptureError: 'AbortError',
+ DeviceCaptureError: 'AbortError'
+ }[e.name] || e.name,
+ message: e.message,
+ constraint: e.constraint || e.constraintName,
+ toString() {
+ return this.name + (this.message && ': ') + this.message;
+ }
+ };
+ };
+
+ const getUserMedia_ = function(constraints, onSuccess, onError) {
+ shimConstraints_(constraints, c => {
+ navigator.webkitGetUserMedia(c, onSuccess, e => {
+ if (onError) {
+ onError(shimError_(e));
+ }
+ });
+ });
+ };
+ navigator.getUserMedia = getUserMedia_.bind(navigator);
+
+ // Even though Chrome 45 has navigator.mediaDevices and a getUserMedia
+ // function which returns a Promise, it does not accept spec-style
+ // constraints.
+ if (navigator.mediaDevices.getUserMedia) {
+ const origGetUserMedia = navigator.mediaDevices.getUserMedia.
+ bind(navigator.mediaDevices);
+ navigator.mediaDevices.getUserMedia = function(cs) {
+ return shimConstraints_(cs, c => origGetUserMedia(c).then(stream => {
+ if (c.audio && !stream.getAudioTracks().length ||
+ c.video && !stream.getVideoTracks().length) {
+ stream.getTracks().forEach(track => {
+ track.stop();
+ });
+ throw new DOMException('', 'NotFoundError');
+ }
+ return stream;
+ }, e => Promise.reject(shimError_(e))));
+ };
+ }
+ }
+
+ /*
+ * Copyright (c) 2018 The adapter.js project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree.
+ */
+ function shimGetDisplayMedia$2(window, getSourceId) {
+ if (window.navigator.mediaDevices &&
+ 'getDisplayMedia' in window.navigator.mediaDevices) {
+ return;
+ }
+ if (!(window.navigator.mediaDevices)) {
+ return;
+ }
+ // getSourceId is a function that returns a promise resolving with
+ // the sourceId of the screen/window/tab to be shared.
+ if (typeof getSourceId !== 'function') {
+ console.error('shimGetDisplayMedia: getSourceId argument is not ' +
+ 'a function');
+ return;
+ }
+ window.navigator.mediaDevices.getDisplayMedia =
+ function getDisplayMedia(constraints) {
+ return getSourceId(constraints)
+ .then(sourceId => {
+ const widthSpecified = constraints.video && constraints.video.width;
+ const heightSpecified = constraints.video &&
+ constraints.video.height;
+ const frameRateSpecified = constraints.video &&
+ constraints.video.frameRate;
+ constraints.video = {
+ mandatory: {
+ chromeMediaSource: 'desktop',
+ chromeMediaSourceId: sourceId,
+ maxFrameRate: frameRateSpecified || 3
+ }
+ };
+ if (widthSpecified) {
+ constraints.video.mandatory.maxWidth = widthSpecified;
+ }
+ if (heightSpecified) {
+ constraints.video.mandatory.maxHeight = heightSpecified;
+ }
+ return window.navigator.mediaDevices.getUserMedia(constraints);
+ });
+ };
+ }
+
+ /*
+ * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree.
+ */
+
+ function shimMediaStream(window) {
+ window.MediaStream = window.MediaStream || window.webkitMediaStream;
+ }
+
+ function shimOnTrack$1(window) {
+ if (typeof window === 'object' && window.RTCPeerConnection && !('ontrack' in
+ window.RTCPeerConnection.prototype)) {
+ Object.defineProperty(window.RTCPeerConnection.prototype, 'ontrack', {
+ get() {
+ return this._ontrack;
+ },
+ set(f) {
+ if (this._ontrack) {
+ this.removeEventListener('track', this._ontrack);
+ }
+ this.addEventListener('track', this._ontrack = f);
+ },
+ enumerable: true,
+ configurable: true
+ });
+ const origSetRemoteDescription =
+ window.RTCPeerConnection.prototype.setRemoteDescription;
+ window.RTCPeerConnection.prototype.setRemoteDescription =
+ function setRemoteDescription() {
+ if (!this._ontrackpoly) {
+ this._ontrackpoly = (e) => {
+ // onaddstream does not fire when a track is added to an existing
+ // stream. But stream.onaddtrack is implemented so we use that.
+ e.stream.addEventListener('addtrack', te => {
+ let receiver;
+ if (window.RTCPeerConnection.prototype.getReceivers) {
+ receiver = this.getReceivers()
+ .find(r => r.track && r.track.id === te.track.id);
+ } else {
+ receiver = {track: te.track};
+ }
+
+ const event = new Event('track');
+ event.track = te.track;
+ event.receiver = receiver;
+ event.transceiver = {receiver};
+ event.streams = [e.stream];
+ this.dispatchEvent(event);
+ });
+ e.stream.getTracks().forEach(track => {
+ let receiver;
+ if (window.RTCPeerConnection.prototype.getReceivers) {
+ receiver = this.getReceivers()
+ .find(r => r.track && r.track.id === track.id);
+ } else {
+ receiver = {track};
+ }
+ const event = new Event('track');
+ event.track = track;
+ event.receiver = receiver;
+ event.transceiver = {receiver};
+ event.streams = [e.stream];
+ this.dispatchEvent(event);
+ });
+ };
+ this.addEventListener('addstream', this._ontrackpoly);
+ }
+ return origSetRemoteDescription.apply(this, arguments);
+ };
+ } else {
+ // even if RTCRtpTransceiver is in window, it is only used and
+ // emitted in unified-plan. Unfortunately this means we need
+ // to unconditionally wrap the event.
+ wrapPeerConnectionEvent(window, 'track', e => {
+ if (!e.transceiver) {
+ Object.defineProperty(e, 'transceiver',
+ {value: {receiver: e.receiver}});
+ }
+ return e;
+ });
+ }
+ }
+
+ function shimGetSendersWithDtmf(window) {
+ // Overrides addTrack/removeTrack, depends on shimAddTrackRemoveTrack.
+ if (typeof window === 'object' && window.RTCPeerConnection &&
+ !('getSenders' in window.RTCPeerConnection.prototype) &&
+ 'createDTMFSender' in window.RTCPeerConnection.prototype) {
+ const shimSenderWithDtmf = function(pc, track) {
+ return {
+ track,
+ get dtmf() {
+ if (this._dtmf === undefined) {
+ if (track.kind === 'audio') {
+ this._dtmf = pc.createDTMFSender(track);
+ } else {
+ this._dtmf = null;
+ }
+ }
+ return this._dtmf;
+ },
+ _pc: pc
+ };
+ };
+
+ // augment addTrack when getSenders is not available.
+ if (!window.RTCPeerConnection.prototype.getSenders) {
+ window.RTCPeerConnection.prototype.getSenders = function getSenders() {
+ this._senders = this._senders || [];
+ return this._senders.slice(); // return a copy of the internal state.
+ };
+ const origAddTrack = window.RTCPeerConnection.prototype.addTrack;
+ window.RTCPeerConnection.prototype.addTrack =
+ function addTrack(track, stream) {
+ let sender = origAddTrack.apply(this, arguments);
+ if (!sender) {
+ sender = shimSenderWithDtmf(this, track);
+ this._senders.push(sender);
+ }
+ return sender;
+ };
+
+ const origRemoveTrack = window.RTCPeerConnection.prototype.removeTrack;
+ window.RTCPeerConnection.prototype.removeTrack =
+ function removeTrack(sender) {
+ origRemoveTrack.apply(this, arguments);
+ const idx = this._senders.indexOf(sender);
+ if (idx !== -1) {
+ this._senders.splice(idx, 1);
+ }
+ };
+ }
+ const origAddStream = window.RTCPeerConnection.prototype.addStream;
+ window.RTCPeerConnection.prototype.addStream = function addStream(stream) {
+ this._senders = this._senders || [];
+ origAddStream.apply(this, [stream]);
+ stream.getTracks().forEach(track => {
+ this._senders.push(shimSenderWithDtmf(this, track));
+ });
+ };
+
+ const origRemoveStream = window.RTCPeerConnection.prototype.removeStream;
+ window.RTCPeerConnection.prototype.removeStream =
+ function removeStream(stream) {
+ this._senders = this._senders || [];
+ origRemoveStream.apply(this, [stream]);
+
+ stream.getTracks().forEach(track => {
+ const sender = this._senders.find(s => s.track === track);
+ if (sender) { // remove sender
+ this._senders.splice(this._senders.indexOf(sender), 1);
+ }
+ });
+ };
+ } else if (typeof window === 'object' && window.RTCPeerConnection &&
+ 'getSenders' in window.RTCPeerConnection.prototype &&
+ 'createDTMFSender' in window.RTCPeerConnection.prototype &&
+ window.RTCRtpSender &&
+ !('dtmf' in window.RTCRtpSender.prototype)) {
+ const origGetSenders = window.RTCPeerConnection.prototype.getSenders;
+ window.RTCPeerConnection.prototype.getSenders = function getSenders() {
+ const senders = origGetSenders.apply(this, []);
+ senders.forEach(sender => sender._pc = this);
+ return senders;
+ };
+
+ Object.defineProperty(window.RTCRtpSender.prototype, 'dtmf', {
+ get() {
+ if (this._dtmf === undefined) {
+ if (this.track.kind === 'audio') {
+ this._dtmf = this._pc.createDTMFSender(this.track);
+ } else {
+ this._dtmf = null;
+ }
+ }
+ return this._dtmf;
+ }
+ });
+ }
+ }
+
+ function shimGetStats(window) {
+ if (!window.RTCPeerConnection) {
+ return;
+ }
+
+ const origGetStats = window.RTCPeerConnection.prototype.getStats;
+ window.RTCPeerConnection.prototype.getStats = function getStats() {
+ const [selector, onSucc, onErr] = arguments;
+
+ // If selector is a function then we are in the old style stats so just
+ // pass back the original getStats format to avoid breaking old users.
+ if (arguments.length > 0 && typeof selector === 'function') {
+ return origGetStats.apply(this, arguments);
+ }
+
+ // When spec-style getStats is supported, return those when called with
+ // either no arguments or the selector argument is null.
+ if (origGetStats.length === 0 && (arguments.length === 0 ||
+ typeof selector !== 'function')) {
+ return origGetStats.apply(this, []);
+ }
+
+ const fixChromeStats_ = function(response) {
+ const standardReport = {};
+ const reports = response.result();
+ reports.forEach(report => {
+ const standardStats = {
+ id: report.id,
+ timestamp: report.timestamp,
+ type: {
+ localcandidate: 'local-candidate',
+ remotecandidate: 'remote-candidate'
+ }[report.type] || report.type
+ };
+ report.names().forEach(name => {
+ standardStats[name] = report.stat(name);
+ });
+ standardReport[standardStats.id] = standardStats;
+ });
+
+ return standardReport;
+ };
+
+ // shim getStats with maplike support
+ const makeMapStats = function(stats) {
+ return new Map(Object.keys(stats).map(key => [key, stats[key]]));
+ };
+
+ if (arguments.length >= 2) {
+ const successCallbackWrapper_ = function(response) {
+ onSucc(makeMapStats(fixChromeStats_(response)));
+ };
+
+ return origGetStats.apply(this, [successCallbackWrapper_,
+ selector]);
+ }
+
+ // promise-support
+ return new Promise((resolve, reject) => {
+ origGetStats.apply(this, [
+ function(response) {
+ resolve(makeMapStats(fixChromeStats_(response)));
+ }, reject]);
+ }).then(onSucc, onErr);
+ };
+ }
+
+ function shimSenderReceiverGetStats(window) {
+ if (!(typeof window === 'object' && window.RTCPeerConnection &&
+ window.RTCRtpSender && window.RTCRtpReceiver)) {
+ return;
+ }
+
+ // shim sender stats.
+ if (!('getStats' in window.RTCRtpSender.prototype)) {
+ const origGetSenders = window.RTCPeerConnection.prototype.getSenders;
+ if (origGetSenders) {
+ window.RTCPeerConnection.prototype.getSenders = function getSenders() {
+ const senders = origGetSenders.apply(this, []);
+ senders.forEach(sender => sender._pc = this);
+ return senders;
+ };
+ }
+
+ const origAddTrack = window.RTCPeerConnection.prototype.addTrack;
+ if (origAddTrack) {
+ window.RTCPeerConnection.prototype.addTrack = function addTrack() {
+ const sender = origAddTrack.apply(this, arguments);
+ sender._pc = this;
+ return sender;
+ };
+ }
+ window.RTCRtpSender.prototype.getStats = function getStats() {
+ const sender = this;
+ return this._pc.getStats().then(result =>
+ /* Note: this will include stats of all senders that
+ * send a track with the same id as sender.track as
+ * it is not possible to identify the RTCRtpSender.
+ */
+ filterStats(result, sender.track, true));
+ };
+ }
+
+ // shim receiver stats.
+ if (!('getStats' in window.RTCRtpReceiver.prototype)) {
+ const origGetReceivers = window.RTCPeerConnection.prototype.getReceivers;
+ if (origGetReceivers) {
+ window.RTCPeerConnection.prototype.getReceivers =
+ function getReceivers() {
+ const receivers = origGetReceivers.apply(this, []);
+ receivers.forEach(receiver => receiver._pc = this);
+ return receivers;
+ };
+ }
+ wrapPeerConnectionEvent(window, 'track', e => {
+ e.receiver._pc = e.srcElement;
+ return e;
+ });
+ window.RTCRtpReceiver.prototype.getStats = function getStats() {
+ const receiver = this;
+ return this._pc.getStats().then(result =>
+ filterStats(result, receiver.track, false));
+ };
+ }
+
+ if (!('getStats' in window.RTCRtpSender.prototype &&
+ 'getStats' in window.RTCRtpReceiver.prototype)) {
+ return;
+ }
+
+ // shim RTCPeerConnection.getStats(track).
+ const origGetStats = window.RTCPeerConnection.prototype.getStats;
+ window.RTCPeerConnection.prototype.getStats = function getStats() {
+ if (arguments.length > 0 &&
+ arguments[0] instanceof window.MediaStreamTrack) {
+ const track = arguments[0];
+ let sender;
+ let receiver;
+ let err;
+ this.getSenders().forEach(s => {
+ if (s.track === track) {
+ if (sender) {
+ err = true;
+ } else {
+ sender = s;
+ }
+ }
+ });
+ this.getReceivers().forEach(r => {
+ if (r.track === track) {
+ if (receiver) {
+ err = true;
+ } else {
+ receiver = r;
+ }
+ }
+ return r.track === track;
+ });
+ if (err || (sender && receiver)) {
+ return Promise.reject(new DOMException(
+ 'There are more than one sender or receiver for the track.',
+ 'InvalidAccessError'));
+ } else if (sender) {
+ return sender.getStats();
+ } else if (receiver) {
+ return receiver.getStats();
+ }
+ return Promise.reject(new DOMException(
+ 'There is no sender or receiver for the track.',
+ 'InvalidAccessError'));
+ }
+ return origGetStats.apply(this, arguments);
+ };
+ }
+
+ function shimAddTrackRemoveTrackWithNative(window) {
+ // shim addTrack/removeTrack with native variants in order to make
+ // the interactions with legacy getLocalStreams behave as in other browsers.
+ // Keeps a mapping stream.id => [stream, rtpsenders...]
+ window.RTCPeerConnection.prototype.getLocalStreams =
+ function getLocalStreams() {
+ this._shimmedLocalStreams = this._shimmedLocalStreams || {};
+ return Object.keys(this._shimmedLocalStreams)
+ .map(streamId => this._shimmedLocalStreams[streamId][0]);
+ };
+
+ const origAddTrack = window.RTCPeerConnection.prototype.addTrack;
+ window.RTCPeerConnection.prototype.addTrack =
+ function addTrack(track, stream) {
+ if (!stream) {
+ return origAddTrack.apply(this, arguments);
+ }
+ this._shimmedLocalStreams = this._shimmedLocalStreams || {};
+
+ const sender = origAddTrack.apply(this, arguments);
+ if (!this._shimmedLocalStreams[stream.id]) {
+ this._shimmedLocalStreams[stream.id] = [stream, sender];
+ } else if (this._shimmedLocalStreams[stream.id].indexOf(sender) === -1) {
+ this._shimmedLocalStreams[stream.id].push(sender);
+ }
+ return sender;
+ };
+
+ const origAddStream = window.RTCPeerConnection.prototype.addStream;
+ window.RTCPeerConnection.prototype.addStream = function addStream(stream) {
+ this._shimmedLocalStreams = this._shimmedLocalStreams || {};
+
+ stream.getTracks().forEach(track => {
+ const alreadyExists = this.getSenders().find(s => s.track === track);
+ if (alreadyExists) {
+ throw new DOMException('Track already exists.',
+ 'InvalidAccessError');
+ }
+ });
+ const existingSenders = this.getSenders();
+ origAddStream.apply(this, arguments);
+ const newSenders = this.getSenders()
+ .filter(newSender => existingSenders.indexOf(newSender) === -1);
+ this._shimmedLocalStreams[stream.id] = [stream].concat(newSenders);
+ };
+
+ const origRemoveStream = window.RTCPeerConnection.prototype.removeStream;
+ window.RTCPeerConnection.prototype.removeStream =
+ function removeStream(stream) {
+ this._shimmedLocalStreams = this._shimmedLocalStreams || {};
+ delete this._shimmedLocalStreams[stream.id];
+ return origRemoveStream.apply(this, arguments);
+ };
+
+ const origRemoveTrack = window.RTCPeerConnection.prototype.removeTrack;
+ window.RTCPeerConnection.prototype.removeTrack =
+ function removeTrack(sender) {
+ this._shimmedLocalStreams = this._shimmedLocalStreams || {};
+ if (sender) {
+ Object.keys(this._shimmedLocalStreams).forEach(streamId => {
+ const idx = this._shimmedLocalStreams[streamId].indexOf(sender);
+ if (idx !== -1) {
+ this._shimmedLocalStreams[streamId].splice(idx, 1);
+ }
+ if (this._shimmedLocalStreams[streamId].length === 1) {
+ delete this._shimmedLocalStreams[streamId];
+ }
+ });
+ }
+ return origRemoveTrack.apply(this, arguments);
+ };
+ }
+
+ function shimAddTrackRemoveTrack(window, browserDetails) {
+ if (!window.RTCPeerConnection) {
+ return;
+ }
+ // shim addTrack and removeTrack.
+ if (window.RTCPeerConnection.prototype.addTrack &&
+ browserDetails.version >= 65) {
+ return shimAddTrackRemoveTrackWithNative(window);
+ }
+
+ // also shim pc.getLocalStreams when addTrack is shimmed
+ // to return the original streams.
+ const origGetLocalStreams = window.RTCPeerConnection.prototype
+ .getLocalStreams;
+ window.RTCPeerConnection.prototype.getLocalStreams =
+ function getLocalStreams() {
+ const nativeStreams = origGetLocalStreams.apply(this);
+ this._reverseStreams = this._reverseStreams || {};
+ return nativeStreams.map(stream => this._reverseStreams[stream.id]);
+ };
+
+ const origAddStream = window.RTCPeerConnection.prototype.addStream;
+ window.RTCPeerConnection.prototype.addStream = function addStream(stream) {
+ this._streams = this._streams || {};
+ this._reverseStreams = this._reverseStreams || {};
+
+ stream.getTracks().forEach(track => {
+ const alreadyExists = this.getSenders().find(s => s.track === track);
+ if (alreadyExists) {
+ throw new DOMException('Track already exists.',
+ 'InvalidAccessError');
+ }
+ });
+ // Add identity mapping for consistency with addTrack.
+ // Unless this is being used with a stream from addTrack.
+ if (!this._reverseStreams[stream.id]) {
+ const newStream = new window.MediaStream(stream.getTracks());
+ this._streams[stream.id] = newStream;
+ this._reverseStreams[newStream.id] = stream;
+ stream = newStream;
+ }
+ origAddStream.apply(this, [stream]);
+ };
+
+ const origRemoveStream = window.RTCPeerConnection.prototype.removeStream;
+ window.RTCPeerConnection.prototype.removeStream =
+ function removeStream(stream) {
+ this._streams = this._streams || {};
+ this._reverseStreams = this._reverseStreams || {};
+
+ origRemoveStream.apply(this, [(this._streams[stream.id] || stream)]);
+ delete this._reverseStreams[(this._streams[stream.id] ?
+ this._streams[stream.id].id : stream.id)];
+ delete this._streams[stream.id];
+ };
+
+ window.RTCPeerConnection.prototype.addTrack =
+ function addTrack(track, stream) {
+ if (this.signalingState === 'closed') {
+ throw new DOMException(
+ 'The RTCPeerConnection\'s signalingState is \'closed\'.',
+ 'InvalidStateError');
+ }
+ const streams = [].slice.call(arguments, 1);
+ if (streams.length !== 1 ||
+ !streams[0].getTracks().find(t => t === track)) {
+ // this is not fully correct but all we can manage without
+ // [[associated MediaStreams]] internal slot.
+ throw new DOMException(
+ 'The adapter.js addTrack polyfill only supports a single ' +
+ ' stream which is associated with the specified track.',
+ 'NotSupportedError');
+ }
+
+ const alreadyExists = this.getSenders().find(s => s.track === track);
+ if (alreadyExists) {
+ throw new DOMException('Track already exists.',
+ 'InvalidAccessError');
+ }
+
+ this._streams = this._streams || {};
+ this._reverseStreams = this._reverseStreams || {};
+ const oldStream = this._streams[stream.id];
+ if (oldStream) {
+ // this is using odd Chrome behaviour, use with caution:
+ // https://bugs.chromium.org/p/webrtc/issues/detail?id=7815
+ // Note: we rely on the high-level addTrack/dtmf shim to
+ // create the sender with a dtmf sender.
+ oldStream.addTrack(track);
+
+ // Trigger ONN async.
+ Promise.resolve().then(() => {
+ this.dispatchEvent(new Event('negotiationneeded'));
+ });
+ } else {
+ const newStream = new window.MediaStream([track]);
+ this._streams[stream.id] = newStream;
+ this._reverseStreams[newStream.id] = stream;
+ this.addStream(newStream);
+ }
+ return this.getSenders().find(s => s.track === track);
+ };
+
+ // replace the internal stream id with the external one and
+ // vice versa.
+ function replaceInternalStreamId(pc, description) {
+ let sdp = description.sdp;
+ Object.keys(pc._reverseStreams || []).forEach(internalId => {
+ const externalStream = pc._reverseStreams[internalId];
+ const internalStream = pc._streams[externalStream.id];
+ sdp = sdp.replace(new RegExp(internalStream.id, 'g'),
+ externalStream.id);
+ });
+ return new RTCSessionDescription({
+ type: description.type,
+ sdp
+ });
+ }
+ function replaceExternalStreamId(pc, description) {
+ let sdp = description.sdp;
+ Object.keys(pc._reverseStreams || []).forEach(internalId => {
+ const externalStream = pc._reverseStreams[internalId];
+ const internalStream = pc._streams[externalStream.id];
+ sdp = sdp.replace(new RegExp(externalStream.id, 'g'),
+ internalStream.id);
+ });
+ return new RTCSessionDescription({
+ type: description.type,
+ sdp
+ });
+ }
+ ['createOffer', 'createAnswer'].forEach(function(method) {
+ const nativeMethod = window.RTCPeerConnection.prototype[method];
+ const methodObj = {[method]() {
+ const args = arguments;
+ const isLegacyCall = arguments.length &&
+ typeof arguments[0] === 'function';
+ if (isLegacyCall) {
+ return nativeMethod.apply(this, [
+ (description) => {
+ const desc = replaceInternalStreamId(this, description);
+ args[0].apply(null, [desc]);
+ },
+ (err) => {
+ if (args[1]) {
+ args[1].apply(null, err);
+ }
+ }, arguments[2]
+ ]);
+ }
+ return nativeMethod.apply(this, arguments)
+ .then(description => replaceInternalStreamId(this, description));
+ }};
+ window.RTCPeerConnection.prototype[method] = methodObj[method];
+ });
+
+ const origSetLocalDescription =
+ window.RTCPeerConnection.prototype.setLocalDescription;
+ window.RTCPeerConnection.prototype.setLocalDescription =
+ function setLocalDescription() {
+ if (!arguments.length || !arguments[0].type) {
+ return origSetLocalDescription.apply(this, arguments);
+ }
+ arguments[0] = replaceExternalStreamId(this, arguments[0]);
+ return origSetLocalDescription.apply(this, arguments);
+ };
+
+ // TODO: mangle getStats: https://w3c.github.io/webrtc-stats/#dom-rtcmediastreamstats-streamidentifier
+
+ const origLocalDescription = Object.getOwnPropertyDescriptor(
+ window.RTCPeerConnection.prototype, 'localDescription');
+ Object.defineProperty(window.RTCPeerConnection.prototype,
+ 'localDescription', {
+ get() {
+ const description = origLocalDescription.get.apply(this);
+ if (description.type === '') {
+ return description;
+ }
+ return replaceInternalStreamId(this, description);
+ }
+ });
+
+ window.RTCPeerConnection.prototype.removeTrack =
+ function removeTrack(sender) {
+ if (this.signalingState === 'closed') {
+ throw new DOMException(
+ 'The RTCPeerConnection\'s signalingState is \'closed\'.',
+ 'InvalidStateError');
+ }
+ // We can not yet check for sender instanceof RTCRtpSender
+ // since we shim RTPSender. So we check if sender._pc is set.
+ if (!sender._pc) {
+ throw new DOMException('Argument 1 of RTCPeerConnection.removeTrack ' +
+ 'does not implement interface RTCRtpSender.', 'TypeError');
+ }
+ const isLocal = sender._pc === this;
+ if (!isLocal) {
+ throw new DOMException('Sender was not created by this connection.',
+ 'InvalidAccessError');
+ }
+
+ // Search for the native stream the senders track belongs to.
+ this._streams = this._streams || {};
+ let stream;
+ Object.keys(this._streams).forEach(streamid => {
+ const hasTrack = this._streams[streamid].getTracks()
+ .find(track => sender.track === track);
+ if (hasTrack) {
+ stream = this._streams[streamid];
+ }
+ });
+
+ if (stream) {
+ if (stream.getTracks().length === 1) {
+ // if this is the last track of the stream, remove the stream. This
+ // takes care of any shimmed _senders.
+ this.removeStream(this._reverseStreams[stream.id]);
+ } else {
+ // relying on the same odd chrome behaviour as above.
+ stream.removeTrack(sender.track);
+ }
+ this.dispatchEvent(new Event('negotiationneeded'));
+ }
+ };
+ }
+
+ function shimPeerConnection$2(window, browserDetails) {
+ if (!window.RTCPeerConnection && window.webkitRTCPeerConnection) {
+ // very basic support for old versions.
+ window.RTCPeerConnection = window.webkitRTCPeerConnection;
+ }
+ if (!window.RTCPeerConnection) {
+ return;
+ }
+
+ // shim implicit creation of RTCSessionDescription/RTCIceCandidate
+ if (browserDetails.version < 53) {
+ ['setLocalDescription', 'setRemoteDescription', 'addIceCandidate']
+ .forEach(function(method) {
+ const nativeMethod = window.RTCPeerConnection.prototype[method];
+ const methodObj = {[method]() {
+ arguments[0] = new ((method === 'addIceCandidate') ?
+ window.RTCIceCandidate :
+ window.RTCSessionDescription)(arguments[0]);
+ return nativeMethod.apply(this, arguments);
+ }};
+ window.RTCPeerConnection.prototype[method] = methodObj[method];
+ });
+ }
+ }
+
+ // Attempt to fix ONN in plan-b mode.
+ function fixNegotiationNeeded(window, browserDetails) {
+ wrapPeerConnectionEvent(window, 'negotiationneeded', e => {
+ const pc = e.target;
+ if (browserDetails.version < 72 || (pc.getConfiguration &&
+ pc.getConfiguration().sdpSemantics === 'plan-b')) {
+ if (pc.signalingState !== 'stable') {
+ return;
+ }
+ }
+ return e;
+ });
+ }
+
+ var chromeShim = /*#__PURE__*/Object.freeze({
+ __proto__: null,
+ shimMediaStream: shimMediaStream,
+ shimOnTrack: shimOnTrack$1,
+ shimGetSendersWithDtmf: shimGetSendersWithDtmf,
+ shimGetStats: shimGetStats,
+ shimSenderReceiverGetStats: shimSenderReceiverGetStats,
+ shimAddTrackRemoveTrackWithNative: shimAddTrackRemoveTrackWithNative,
+ shimAddTrackRemoveTrack: shimAddTrackRemoveTrack,
+ shimPeerConnection: shimPeerConnection$2,
+ fixNegotiationNeeded: fixNegotiationNeeded,
+ shimGetUserMedia: shimGetUserMedia$3,
+ shimGetDisplayMedia: shimGetDisplayMedia$2
+ });
+
+ /*
+ * Copyright (c) 2018 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree.
+ */
+ // Edge does not like
+ // 1) stun: filtered after 14393 unless ?transport=udp is present
+ // 2) turn: that does not have all of turn:host:port?transport=udp
+ // 3) turn: with ipv6 addresses
+ // 4) turn: occurring muliple times
+ function filterIceServers$1(iceServers, edgeVersion) {
+ let hasTurn = false;
+ iceServers = JSON.parse(JSON.stringify(iceServers));
+ return iceServers.filter(server => {
+ if (server && (server.urls || server.url)) {
+ let urls = server.urls || server.url;
+ if (server.url && !server.urls) {
+ deprecated('RTCIceServer.url', 'RTCIceServer.urls');
+ }
+ const isString = typeof urls === 'string';
+ if (isString) {
+ urls = [urls];
+ }
+ urls = urls.filter(url => {
+ // filter STUN unconditionally.
+ if (url.indexOf('stun:') === 0) {
+ return false;
+ }
+
+ const validTurn = url.startsWith('turn') &&
+ !url.startsWith('turn:[') &&
+ url.includes('transport=udp');
+ if (validTurn && !hasTurn) {
+ hasTurn = true;
+ return true;
+ }
+ return validTurn && !hasTurn;
+ });
+
+ delete server.url;
+ server.urls = isString ? urls[0] : urls;
+ return !!urls.length;
+ }
+ });
+ }
+
+ function createCommonjsModule(fn) {
+ var module = { exports: {} };
+ return fn(module, module.exports), module.exports;
+ }
+
+ /* eslint-env node */
+
+ var sdp = createCommonjsModule(function (module) {
+
+ // SDP helpers.
+ var SDPUtils = {};
+
+ // Generate an alphanumeric identifier for cname or mids.
+ // TODO: use UUIDs instead? https://gist.github.com/jed/982883
+ SDPUtils.generateIdentifier = function() {
+ return Math.random().toString(36).substr(2, 10);
+ };
+
+ // The RTCP CNAME used by all peerconnections from the same JS.
+ SDPUtils.localCName = SDPUtils.generateIdentifier();
+
+ // Splits SDP into lines, dealing with both CRLF and LF.
+ SDPUtils.splitLines = function(blob) {
+ return blob.trim().split('\n').map(function(line) {
+ return line.trim();
+ });
+ };
+ // Splits SDP into sessionpart and mediasections. Ensures CRLF.
+ SDPUtils.splitSections = function(blob) {
+ var parts = blob.split('\nm=');
+ return parts.map(function(part, index) {
+ return (index > 0 ? 'm=' + part : part).trim() + '\r\n';
+ });
+ };
+
+ // returns the session description.
+ SDPUtils.getDescription = function(blob) {
+ var sections = SDPUtils.splitSections(blob);
+ return sections && sections[0];
+ };
+
+ // returns the individual media sections.
+ SDPUtils.getMediaSections = function(blob) {
+ var sections = SDPUtils.splitSections(blob);
+ sections.shift();
+ return sections;
+ };
+
+ // Returns lines that start with a certain prefix.
+ SDPUtils.matchPrefix = function(blob, prefix) {
+ return SDPUtils.splitLines(blob).filter(function(line) {
+ return line.indexOf(prefix) === 0;
+ });
+ };
+
+ // Parses an ICE candidate line. Sample input:
+ // candidate:702786350 2 udp 41819902 8.8.8.8 60769 typ relay raddr 8.8.8.8
+ // rport 55996"
+ SDPUtils.parseCandidate = function(line) {
+ var parts;
+ // Parse both variants.
+ if (line.indexOf('a=candidate:') === 0) {
+ parts = line.substring(12).split(' ');
+ } else {
+ parts = line.substring(10).split(' ');
+ }
+
+ var candidate = {
+ foundation: parts[0],
+ component: parseInt(parts[1], 10),
+ protocol: parts[2].toLowerCase(),
+ priority: parseInt(parts[3], 10),
+ ip: parts[4],
+ address: parts[4], // address is an alias for ip.
+ port: parseInt(parts[5], 10),
+ // skip parts[6] == 'typ'
+ type: parts[7]
+ };
+
+ for (var i = 8; i < parts.length; i += 2) {
+ switch (parts[i]) {
+ case 'raddr':
+ candidate.relatedAddress = parts[i + 1];
+ break;
+ case 'rport':
+ candidate.relatedPort = parseInt(parts[i + 1], 10);
+ break;
+ case 'tcptype':
+ candidate.tcpType = parts[i + 1];
+ break;
+ case 'ufrag':
+ candidate.ufrag = parts[i + 1]; // for backward compability.
+ candidate.usernameFragment = parts[i + 1];
+ break;
+ default: // extension handling, in particular ufrag
+ candidate[parts[i]] = parts[i + 1];
+ break;
+ }
+ }
+ return candidate;
+ };
+
+ // Translates a candidate object into SDP candidate attribute.
+ SDPUtils.writeCandidate = function(candidate) {
+ var sdp = [];
+ sdp.push(candidate.foundation);
+ sdp.push(candidate.component);
+ sdp.push(candidate.protocol.toUpperCase());
+ sdp.push(candidate.priority);
+ sdp.push(candidate.address || candidate.ip);
+ sdp.push(candidate.port);
+
+ var type = candidate.type;
+ sdp.push('typ');
+ sdp.push(type);
+ if (type !== 'host' && candidate.relatedAddress &&
+ candidate.relatedPort) {
+ sdp.push('raddr');
+ sdp.push(candidate.relatedAddress);
+ sdp.push('rport');
+ sdp.push(candidate.relatedPort);
+ }
+ if (candidate.tcpType && candidate.protocol.toLowerCase() === 'tcp') {
+ sdp.push('tcptype');
+ sdp.push(candidate.tcpType);
+ }
+ if (candidate.usernameFragment || candidate.ufrag) {
+ sdp.push('ufrag');
+ sdp.push(candidate.usernameFragment || candidate.ufrag);
+ }
+ return 'candidate:' + sdp.join(' ');
+ };
+
+ // Parses an ice-options line, returns an array of option tags.
+ // a=ice-options:foo bar
+ SDPUtils.parseIceOptions = function(line) {
+ return line.substr(14).split(' ');
+ };
+
+ // Parses an rtpmap line, returns RTCRtpCoddecParameters. Sample input:
+ // a=rtpmap:111 opus/48000/2
+ SDPUtils.parseRtpMap = function(line) {
+ var parts = line.substr(9).split(' ');
+ var parsed = {
+ payloadType: parseInt(parts.shift(), 10) // was: id
+ };
+
+ parts = parts[0].split('/');
+
+ parsed.name = parts[0];
+ parsed.clockRate = parseInt(parts[1], 10); // was: clockrate
+ parsed.channels = parts.length === 3 ? parseInt(parts[2], 10) : 1;
+ // legacy alias, got renamed back to channels in ORTC.
+ parsed.numChannels = parsed.channels;
+ return parsed;
+ };
+
+ // Generate an a=rtpmap line from RTCRtpCodecCapability or
+ // RTCRtpCodecParameters.
+ SDPUtils.writeRtpMap = function(codec) {
+ var pt = codec.payloadType;
+ if (codec.preferredPayloadType !== undefined) {
+ pt = codec.preferredPayloadType;
+ }
+ var channels = codec.channels || codec.numChannels || 1;
+ return 'a=rtpmap:' + pt + ' ' + codec.name + '/' + codec.clockRate +
+ (channels !== 1 ? '/' + channels : '') + '\r\n';
+ };
+
+ // Parses an a=extmap line (headerextension from RFC 5285). Sample input:
+ // a=extmap:2 urn:ietf:params:rtp-hdrext:toffset
+ // a=extmap:2/sendonly urn:ietf:params:rtp-hdrext:toffset
+ SDPUtils.parseExtmap = function(line) {
+ var parts = line.substr(9).split(' ');
+ return {
+ id: parseInt(parts[0], 10),
+ direction: parts[0].indexOf('/') > 0 ? parts[0].split('/')[1] : 'sendrecv',
+ uri: parts[1]
+ };
+ };
+
+ // Generates a=extmap line from RTCRtpHeaderExtensionParameters or
+ // RTCRtpHeaderExtension.
+ SDPUtils.writeExtmap = function(headerExtension) {
+ return 'a=extmap:' + (headerExtension.id || headerExtension.preferredId) +
+ (headerExtension.direction && headerExtension.direction !== 'sendrecv'
+ ? '/' + headerExtension.direction
+ : '') +
+ ' ' + headerExtension.uri + '\r\n';
+ };
+
+ // Parses an ftmp line, returns dictionary. Sample input:
+ // a=fmtp:96 vbr=on;cng=on
+ // Also deals with vbr=on; cng=on
+ SDPUtils.parseFmtp = function(line) {
+ var parsed = {};
+ var kv;
+ var parts = line.substr(line.indexOf(' ') + 1).split(';');
+ for (var j = 0; j < parts.length; j++) {
+ kv = parts[j].trim().split('=');
+ parsed[kv[0].trim()] = kv[1];
+ }
+ return parsed;
+ };
+
+ // Generates an a=ftmp line from RTCRtpCodecCapability or RTCRtpCodecParameters.
+ SDPUtils.writeFmtp = function(codec) {
+ var line = '';
+ var pt = codec.payloadType;
+ if (codec.preferredPayloadType !== undefined) {
+ pt = codec.preferredPayloadType;
+ }
+ if (codec.parameters && Object.keys(codec.parameters).length) {
+ var params = [];
+ Object.keys(codec.parameters).forEach(function(param) {
+ if (codec.parameters[param]) {
+ params.push(param + '=' + codec.parameters[param]);
+ } else {
+ params.push(param);
+ }
+ });
+ line += 'a=fmtp:' + pt + ' ' + params.join(';') + '\r\n';
+ }
+ return line;
+ };
+
+ // Parses an rtcp-fb line, returns RTCPRtcpFeedback object. Sample input:
+ // a=rtcp-fb:98 nack rpsi
+ SDPUtils.parseRtcpFb = function(line) {
+ var parts = line.substr(line.indexOf(' ') + 1).split(' ');
+ return {
+ type: parts.shift(),
+ parameter: parts.join(' ')
+ };
+ };
+ // Generate a=rtcp-fb lines from RTCRtpCodecCapability or RTCRtpCodecParameters.
+ SDPUtils.writeRtcpFb = function(codec) {
+ var lines = '';
+ var pt = codec.payloadType;
+ if (codec.preferredPayloadType !== undefined) {
+ pt = codec.preferredPayloadType;
+ }
+ if (codec.rtcpFeedback && codec.rtcpFeedback.length) {
+ // FIXME: special handling for trr-int?
+ codec.rtcpFeedback.forEach(function(fb) {
+ lines += 'a=rtcp-fb:' + pt + ' ' + fb.type +
+ (fb.parameter && fb.parameter.length ? ' ' + fb.parameter : '') +
+ '\r\n';
+ });
+ }
+ return lines;
+ };
+
+ // Parses an RFC 5576 ssrc media attribute. Sample input:
+ // a=ssrc:3735928559 cname:something
+ SDPUtils.parseSsrcMedia = function(line) {
+ var sp = line.indexOf(' ');
+ var parts = {
+ ssrc: parseInt(line.substr(7, sp - 7), 10)
+ };
+ var colon = line.indexOf(':', sp);
+ if (colon > -1) {
+ parts.attribute = line.substr(sp + 1, colon - sp - 1);
+ parts.value = line.substr(colon + 1);
+ } else {
+ parts.attribute = line.substr(sp + 1);
+ }
+ return parts;
+ };
+
+ SDPUtils.parseSsrcGroup = function(line) {
+ var parts = line.substr(13).split(' ');
+ return {
+ semantics: parts.shift(),
+ ssrcs: parts.map(function(ssrc) {
+ return parseInt(ssrc, 10);
+ })
+ };
+ };
+
+ // Extracts the MID (RFC 5888) from a media section.
+ // returns the MID or undefined if no mid line was found.
+ SDPUtils.getMid = function(mediaSection) {
+ var mid = SDPUtils.matchPrefix(mediaSection, 'a=mid:')[0];
+ if (mid) {
+ return mid.substr(6);
+ }
+ };
+
+ SDPUtils.parseFingerprint = function(line) {
+ var parts = line.substr(14).split(' ');
+ return {
+ algorithm: parts[0].toLowerCase(), // algorithm is case-sensitive in Edge.
+ value: parts[1]
+ };
+ };
+
+ // Extracts DTLS parameters from SDP media section or sessionpart.
+ // FIXME: for consistency with other functions this should only
+ // get the fingerprint line as input. See also getIceParameters.
+ SDPUtils.getDtlsParameters = function(mediaSection, sessionpart) {
+ var lines = SDPUtils.matchPrefix(mediaSection + sessionpart,
+ 'a=fingerprint:');
+ // Note: a=setup line is ignored since we use the 'auto' role.
+ // Note2: 'algorithm' is not case sensitive except in Edge.
+ return {
+ role: 'auto',
+ fingerprints: lines.map(SDPUtils.parseFingerprint)
+ };
+ };
+
+ // Serializes DTLS parameters to SDP.
+ SDPUtils.writeDtlsParameters = function(params, setupType) {
+ var sdp = 'a=setup:' + setupType + '\r\n';
+ params.fingerprints.forEach(function(fp) {
+ sdp += 'a=fingerprint:' + fp.algorithm + ' ' + fp.value + '\r\n';
+ });
+ return sdp;
+ };
+
+ // Parses a=crypto lines into
+ // https://rawgit.com/aboba/edgertc/master/msortc-rs4.html#dictionary-rtcsrtpsdesparameters-members
+ SDPUtils.parseCryptoLine = function(line) {
+ var parts = line.substr(9).split(' ');
+ return {
+ tag: parseInt(parts[0], 10),
+ cryptoSuite: parts[1],
+ keyParams: parts[2],
+ sessionParams: parts.slice(3),
+ };
+ };
+
+ SDPUtils.writeCryptoLine = function(parameters) {
+ return 'a=crypto:' + parameters.tag + ' ' +
+ parameters.cryptoSuite + ' ' +
+ (typeof parameters.keyParams === 'object'
+ ? SDPUtils.writeCryptoKeyParams(parameters.keyParams)
+ : parameters.keyParams) +
+ (parameters.sessionParams ? ' ' + parameters.sessionParams.join(' ') : '') +
+ '\r\n';
+ };
+
+ // Parses the crypto key parameters into
+ // https://rawgit.com/aboba/edgertc/master/msortc-rs4.html#rtcsrtpkeyparam*
+ SDPUtils.parseCryptoKeyParams = function(keyParams) {
+ if (keyParams.indexOf('inline:') !== 0) {
+ return null;
+ }
+ var parts = keyParams.substr(7).split('|');
+ return {
+ keyMethod: 'inline',
+ keySalt: parts[0],
+ lifeTime: parts[1],
+ mkiValue: parts[2] ? parts[2].split(':')[0] : undefined,
+ mkiLength: parts[2] ? parts[2].split(':')[1] : undefined,
+ };
+ };
+
+ SDPUtils.writeCryptoKeyParams = function(keyParams) {
+ return keyParams.keyMethod + ':'
+ + keyParams.keySalt +
+ (keyParams.lifeTime ? '|' + keyParams.lifeTime : '') +
+ (keyParams.mkiValue && keyParams.mkiLength
+ ? '|' + keyParams.mkiValue + ':' + keyParams.mkiLength
+ : '');
+ };
+
+ // Extracts all SDES paramters.
+ SDPUtils.getCryptoParameters = function(mediaSection, sessionpart) {
+ var lines = SDPUtils.matchPrefix(mediaSection + sessionpart,
+ 'a=crypto:');
+ return lines.map(SDPUtils.parseCryptoLine);
+ };
+
+ // Parses ICE information from SDP media section or sessionpart.
+ // FIXME: for consistency with other functions this should only
+ // get the ice-ufrag and ice-pwd lines as input.
+ SDPUtils.getIceParameters = function(mediaSection, sessionpart) {
+ var ufrag = SDPUtils.matchPrefix(mediaSection + sessionpart,
+ 'a=ice-ufrag:')[0];
+ var pwd = SDPUtils.matchPrefix(mediaSection + sessionpart,
+ 'a=ice-pwd:')[0];
+ if (!(ufrag && pwd)) {
+ return null;
+ }
+ return {
+ usernameFragment: ufrag.substr(12),
+ password: pwd.substr(10),
+ };
+ };
+
+ // Serializes ICE parameters to SDP.
+ SDPUtils.writeIceParameters = function(params) {
+ return 'a=ice-ufrag:' + params.usernameFragment + '\r\n' +
+ 'a=ice-pwd:' + params.password + '\r\n';
+ };
+
+ // Parses the SDP media section and returns RTCRtpParameters.
+ SDPUtils.parseRtpParameters = function(mediaSection) {
+ var description = {
+ codecs: [],
+ headerExtensions: [],
+ fecMechanisms: [],
+ rtcp: []
+ };
+ var lines = SDPUtils.splitLines(mediaSection);
+ var mline = lines[0].split(' ');
+ for (var i = 3; i < mline.length; i++) { // find all codecs from mline[3..]
+ var pt = mline[i];
+ var rtpmapline = SDPUtils.matchPrefix(
+ mediaSection, 'a=rtpmap:' + pt + ' ')[0];
+ if (rtpmapline) {
+ var codec = SDPUtils.parseRtpMap(rtpmapline);
+ var fmtps = SDPUtils.matchPrefix(
+ mediaSection, 'a=fmtp:' + pt + ' ');
+ // Only the first a=fmtp: is considered.
+ codec.parameters = fmtps.length ? SDPUtils.parseFmtp(fmtps[0]) : {};
+ codec.rtcpFeedback = SDPUtils.matchPrefix(
+ mediaSection, 'a=rtcp-fb:' + pt + ' ')
+ .map(SDPUtils.parseRtcpFb);
+ description.codecs.push(codec);
+ // parse FEC mechanisms from rtpmap lines.
+ switch (codec.name.toUpperCase()) {
+ case 'RED':
+ case 'ULPFEC':
+ description.fecMechanisms.push(codec.name.toUpperCase());
+ break;
+ }
+ }
+ }
+ SDPUtils.matchPrefix(mediaSection, 'a=extmap:').forEach(function(line) {
+ description.headerExtensions.push(SDPUtils.parseExtmap(line));
+ });
+ // FIXME: parse rtcp.
+ return description;
+ };
+
+ // Generates parts of the SDP media section describing the capabilities /
+ // parameters.
+ SDPUtils.writeRtpDescription = function(kind, caps) {
+ var sdp = '';
+
+ // Build the mline.
+ sdp += 'm=' + kind + ' ';
+ sdp += caps.codecs.length > 0 ? '9' : '0'; // reject if no codecs.
+ sdp += ' UDP/TLS/RTP/SAVPF ';
+ sdp += caps.codecs.map(function(codec) {
+ if (codec.preferredPayloadType !== undefined) {
+ return codec.preferredPayloadType;
+ }
+ return codec.payloadType;
+ }).join(' ') + '\r\n';
+
+ sdp += 'c=IN IP4 0.0.0.0\r\n';
+ sdp += 'a=rtcp:9 IN IP4 0.0.0.0\r\n';
+
+ // Add a=rtpmap lines for each codec. Also fmtp and rtcp-fb.
+ caps.codecs.forEach(function(codec) {
+ sdp += SDPUtils.writeRtpMap(codec);
+ sdp += SDPUtils.writeFmtp(codec);
+ sdp += SDPUtils.writeRtcpFb(codec);
+ });
+ var maxptime = 0;
+ caps.codecs.forEach(function(codec) {
+ if (codec.maxptime > maxptime) {
+ maxptime = codec.maxptime;
+ }
+ });
+ if (maxptime > 0) {
+ sdp += 'a=maxptime:' + maxptime + '\r\n';
+ }
+ sdp += 'a=rtcp-mux\r\n';
+
+ if (caps.headerExtensions) {
+ caps.headerExtensions.forEach(function(extension) {
+ sdp += SDPUtils.writeExtmap(extension);
+ });
+ }
+ // FIXME: write fecMechanisms.
+ return sdp;
+ };
+
+ // Parses the SDP media section and returns an array of
+ // RTCRtpEncodingParameters.
+ SDPUtils.parseRtpEncodingParameters = function(mediaSection) {
+ var encodingParameters = [];
+ var description = SDPUtils.parseRtpParameters(mediaSection);
+ var hasRed = description.fecMechanisms.indexOf('RED') !== -1;
+ var hasUlpfec = description.fecMechanisms.indexOf('ULPFEC') !== -1;
+
+ // filter a=ssrc:... cname:, ignore PlanB-msid
+ var ssrcs = SDPUtils.matchPrefix(mediaSection, 'a=ssrc:')
+ .map(function(line) {
+ return SDPUtils.parseSsrcMedia(line);
+ })
+ .filter(function(parts) {
+ return parts.attribute === 'cname';
+ });
+ var primarySsrc = ssrcs.length > 0 && ssrcs[0].ssrc;
+ var secondarySsrc;
+
+ var flows = SDPUtils.matchPrefix(mediaSection, 'a=ssrc-group:FID')
+ .map(function(line) {
+ var parts = line.substr(17).split(' ');
+ return parts.map(function(part) {
+ return parseInt(part, 10);
+ });
+ });
+ if (flows.length > 0 && flows[0].length > 1 && flows[0][0] === primarySsrc) {
+ secondarySsrc = flows[0][1];
+ }
+
+ description.codecs.forEach(function(codec) {
+ if (codec.name.toUpperCase() === 'RTX' && codec.parameters.apt) {
+ var encParam = {
+ ssrc: primarySsrc,
+ codecPayloadType: parseInt(codec.parameters.apt, 10)
+ };
+ if (primarySsrc && secondarySsrc) {
+ encParam.rtx = {ssrc: secondarySsrc};
+ }
+ encodingParameters.push(encParam);
+ if (hasRed) {
+ encParam = JSON.parse(JSON.stringify(encParam));
+ encParam.fec = {
+ ssrc: primarySsrc,
+ mechanism: hasUlpfec ? 'red+ulpfec' : 'red'
+ };
+ encodingParameters.push(encParam);
+ }
+ }
+ });
+ if (encodingParameters.length === 0 && primarySsrc) {
+ encodingParameters.push({
+ ssrc: primarySsrc
+ });
+ }
+
+ // we support both b=AS and b=TIAS but interpret AS as TIAS.
+ var bandwidth = SDPUtils.matchPrefix(mediaSection, 'b=');
+ if (bandwidth.length) {
+ if (bandwidth[0].indexOf('b=TIAS:') === 0) {
+ bandwidth = parseInt(bandwidth[0].substr(7), 10);
+ } else if (bandwidth[0].indexOf('b=AS:') === 0) {
+ // use formula from JSEP to convert b=AS to TIAS value.
+ bandwidth = parseInt(bandwidth[0].substr(5), 10) * 1000 * 0.95
+ - (50 * 40 * 8);
+ } else {
+ bandwidth = undefined;
+ }
+ encodingParameters.forEach(function(params) {
+ params.maxBitrate = bandwidth;
+ });
+ }
+ return encodingParameters;
+ };
+
+ // parses http://draft.ortc.org/#rtcrtcpparameters*
+ SDPUtils.parseRtcpParameters = function(mediaSection) {
+ var rtcpParameters = {};
+
+ // Gets the first SSRC. Note tha with RTX there might be multiple
+ // SSRCs.
+ var remoteSsrc = SDPUtils.matchPrefix(mediaSection, 'a=ssrc:')
+ .map(function(line) {
+ return SDPUtils.parseSsrcMedia(line);
+ })
+ .filter(function(obj) {
+ return obj.attribute === 'cname';
+ })[0];
+ if (remoteSsrc) {
+ rtcpParameters.cname = remoteSsrc.value;
+ rtcpParameters.ssrc = remoteSsrc.ssrc;
+ }
+
+ // Edge uses the compound attribute instead of reducedSize
+ // compound is !reducedSize
+ var rsize = SDPUtils.matchPrefix(mediaSection, 'a=rtcp-rsize');
+ rtcpParameters.reducedSize = rsize.length > 0;
+ rtcpParameters.compound = rsize.length === 0;
+
+ // parses the rtcp-mux attrіbute.
+ // Note that Edge does not support unmuxed RTCP.
+ var mux = SDPUtils.matchPrefix(mediaSection, 'a=rtcp-mux');
+ rtcpParameters.mux = mux.length > 0;
+
+ return rtcpParameters;
+ };
+
+ // parses either a=msid: or a=ssrc:... msid lines and returns
+ // the id of the MediaStream and MediaStreamTrack.
+ SDPUtils.parseMsid = function(mediaSection) {
+ var parts;
+ var spec = SDPUtils.matchPrefix(mediaSection, 'a=msid:');
+ if (spec.length === 1) {
+ parts = spec[0].substr(7).split(' ');
+ return {stream: parts[0], track: parts[1]};
+ }
+ var planB = SDPUtils.matchPrefix(mediaSection, 'a=ssrc:')
+ .map(function(line) {
+ return SDPUtils.parseSsrcMedia(line);
+ })
+ .filter(function(msidParts) {
+ return msidParts.attribute === 'msid';
+ });
+ if (planB.length > 0) {
+ parts = planB[0].value.split(' ');
+ return {stream: parts[0], track: parts[1]};
+ }
+ };
+
+ // SCTP
+ // parses draft-ietf-mmusic-sctp-sdp-26 first and falls back
+ // to draft-ietf-mmusic-sctp-sdp-05
+ SDPUtils.parseSctpDescription = function(mediaSection) {
+ var mline = SDPUtils.parseMLine(mediaSection);
+ var maxSizeLine = SDPUtils.matchPrefix(mediaSection, 'a=max-message-size:');
+ var maxMessageSize;
+ if (maxSizeLine.length > 0) {
+ maxMessageSize = parseInt(maxSizeLine[0].substr(19), 10);
+ }
+ if (isNaN(maxMessageSize)) {
+ maxMessageSize = 65536;
+ }
+ var sctpPort = SDPUtils.matchPrefix(mediaSection, 'a=sctp-port:');
+ if (sctpPort.length > 0) {
+ return {
+ port: parseInt(sctpPort[0].substr(12), 10),
+ protocol: mline.fmt,
+ maxMessageSize: maxMessageSize
+ };
+ }
+ var sctpMapLines = SDPUtils.matchPrefix(mediaSection, 'a=sctpmap:');
+ if (sctpMapLines.length > 0) {
+ var parts = SDPUtils.matchPrefix(mediaSection, 'a=sctpmap:')[0]
+ .substr(10)
+ .split(' ');
+ return {
+ port: parseInt(parts[0], 10),
+ protocol: parts[1],
+ maxMessageSize: maxMessageSize
+ };
+ }
+ };
+
+ // SCTP
+ // outputs the draft-ietf-mmusic-sctp-sdp-26 version that all browsers
+ // support by now receiving in this format, unless we originally parsed
+ // as the draft-ietf-mmusic-sctp-sdp-05 format (indicated by the m-line
+ // protocol of DTLS/SCTP -- without UDP/ or TCP/)
+ SDPUtils.writeSctpDescription = function(media, sctp) {
+ var output = [];
+ if (media.protocol !== 'DTLS/SCTP') {
+ output = [
+ 'm=' + media.kind + ' 9 ' + media.protocol + ' ' + sctp.protocol + '\r\n',
+ 'c=IN IP4 0.0.0.0\r\n',
+ 'a=sctp-port:' + sctp.port + '\r\n'
+ ];
+ } else {
+ output = [
+ 'm=' + media.kind + ' 9 ' + media.protocol + ' ' + sctp.port + '\r\n',
+ 'c=IN IP4 0.0.0.0\r\n',
+ 'a=sctpmap:' + sctp.port + ' ' + sctp.protocol + ' 65535\r\n'
+ ];
+ }
+ if (sctp.maxMessageSize !== undefined) {
+ output.push('a=max-message-size:' + sctp.maxMessageSize + '\r\n');
+ }
+ return output.join('');
+ };
+
+ // Generate a session ID for SDP.
+ // https://tools.ietf.org/html/draft-ietf-rtcweb-jsep-20#section-5.2.1
+ // recommends using a cryptographically random +ve 64-bit value
+ // but right now this should be acceptable and within the right range
+ SDPUtils.generateSessionId = function() {
+ return Math.random().toString().substr(2, 21);
+ };
+
+ // Write boilder plate for start of SDP
+ // sessId argument is optional - if not supplied it will
+ // be generated randomly
+ // sessVersion is optional and defaults to 2
+ // sessUser is optional and defaults to 'thisisadapterortc'
+ SDPUtils.writeSessionBoilerplate = function(sessId, sessVer, sessUser) {
+ var sessionId;
+ var version = sessVer !== undefined ? sessVer : 2;
+ if (sessId) {
+ sessionId = sessId;
+ } else {
+ sessionId = SDPUtils.generateSessionId();
+ }
+ var user = sessUser || 'thisisadapterortc';
+ // FIXME: sess-id should be an NTP timestamp.
+ return 'v=0\r\n' +
+ 'o=' + user + ' ' + sessionId + ' ' + version +
+ ' IN IP4 127.0.0.1\r\n' +
+ 's=-\r\n' +
+ 't=0 0\r\n';
+ };
+
+ SDPUtils.writeMediaSection = function(transceiver, caps, type, stream) {
+ var sdp = SDPUtils.writeRtpDescription(transceiver.kind, caps);
+
+ // Map ICE parameters (ufrag, pwd) to SDP.
+ sdp += SDPUtils.writeIceParameters(
+ transceiver.iceGatherer.getLocalParameters());
+
+ // Map DTLS parameters to SDP.
+ sdp += SDPUtils.writeDtlsParameters(
+ transceiver.dtlsTransport.getLocalParameters(),
+ type === 'offer' ? 'actpass' : 'active');
+
+ sdp += 'a=mid:' + transceiver.mid + '\r\n';
+
+ if (transceiver.direction) {
+ sdp += 'a=' + transceiver.direction + '\r\n';
+ } else if (transceiver.rtpSender && transceiver.rtpReceiver) {
+ sdp += 'a=sendrecv\r\n';
+ } else if (transceiver.rtpSender) {
+ sdp += 'a=sendonly\r\n';
+ } else if (transceiver.rtpReceiver) {
+ sdp += 'a=recvonly\r\n';
+ } else {
+ sdp += 'a=inactive\r\n';
+ }
+
+ if (transceiver.rtpSender) {
+ // spec.
+ var msid = 'msid:' + stream.id + ' ' +
+ transceiver.rtpSender.track.id + '\r\n';
+ sdp += 'a=' + msid;
+
+ // for Chrome.
+ sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].ssrc +
+ ' ' + msid;
+ if (transceiver.sendEncodingParameters[0].rtx) {
+ sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].rtx.ssrc +
+ ' ' + msid;
+ sdp += 'a=ssrc-group:FID ' +
+ transceiver.sendEncodingParameters[0].ssrc + ' ' +
+ transceiver.sendEncodingParameters[0].rtx.ssrc +
+ '\r\n';
+ }
+ }
+ // FIXME: this should be written by writeRtpDescription.
+ sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].ssrc +
+ ' cname:' + SDPUtils.localCName + '\r\n';
+ if (transceiver.rtpSender && transceiver.sendEncodingParameters[0].rtx) {
+ sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].rtx.ssrc +
+ ' cname:' + SDPUtils.localCName + '\r\n';
+ }
+ return sdp;
+ };
+
+ // Gets the direction from the mediaSection or the sessionpart.
+ SDPUtils.getDirection = function(mediaSection, sessionpart) {
+ // Look for sendrecv, sendonly, recvonly, inactive, default to sendrecv.
+ var lines = SDPUtils.splitLines(mediaSection);
+ for (var i = 0; i < lines.length; i++) {
+ switch (lines[i]) {
+ case 'a=sendrecv':
+ case 'a=sendonly':
+ case 'a=recvonly':
+ case 'a=inactive':
+ return lines[i].substr(2);
+ // FIXME: What should happen here?
+ }
+ }
+ if (sessionpart) {
+ return SDPUtils.getDirection(sessionpart);
+ }
+ return 'sendrecv';
+ };
+
+ SDPUtils.getKind = function(mediaSection) {
+ var lines = SDPUtils.splitLines(mediaSection);
+ var mline = lines[0].split(' ');
+ return mline[0].substr(2);
+ };
+
+ SDPUtils.isRejected = function(mediaSection) {
+ return mediaSection.split(' ', 2)[1] === '0';
+ };
+
+ SDPUtils.parseMLine = function(mediaSection) {
+ var lines = SDPUtils.splitLines(mediaSection);
+ var parts = lines[0].substr(2).split(' ');
+ return {
+ kind: parts[0],
+ port: parseInt(parts[1], 10),
+ protocol: parts[2],
+ fmt: parts.slice(3).join(' ')
+ };
+ };
+
+ SDPUtils.parseOLine = function(mediaSection) {
+ var line = SDPUtils.matchPrefix(mediaSection, 'o=')[0];
+ var parts = line.substr(2).split(' ');
+ return {
+ username: parts[0],
+ sessionId: parts[1],
+ sessionVersion: parseInt(parts[2], 10),
+ netType: parts[3],
+ addressType: parts[4],
+ address: parts[5]
+ };
+ };
+
+ // a very naive interpretation of a valid SDP.
+ SDPUtils.isValidSDP = function(blob) {
+ if (typeof blob !== 'string' || blob.length === 0) {
+ return false;
+ }
+ var lines = SDPUtils.splitLines(blob);
+ for (var i = 0; i < lines.length; i++) {
+ if (lines[i].length < 2 || lines[i].charAt(1) !== '=') {
+ return false;
+ }
+ // TODO: check the modifier a bit more.
+ }
+ return true;
+ };
+
+ // Expose public methods.
+ {
+ module.exports = SDPUtils;
+ }
+ });
+
+ /*
+ * Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree.
+ */
+
+
+
+ function fixStatsType(stat) {
+ return {
+ inboundrtp: 'inbound-rtp',
+ outboundrtp: 'outbound-rtp',
+ candidatepair: 'candidate-pair',
+ localcandidate: 'local-candidate',
+ remotecandidate: 'remote-candidate'
+ }[stat.type] || stat.type;
+ }
+
+ function writeMediaSection(transceiver, caps, type, stream, dtlsRole) {
+ var sdp$1 = sdp.writeRtpDescription(transceiver.kind, caps);
+
+ // Map ICE parameters (ufrag, pwd) to SDP.
+ sdp$1 += sdp.writeIceParameters(
+ transceiver.iceGatherer.getLocalParameters());
+
+ // Map DTLS parameters to SDP.
+ sdp$1 += sdp.writeDtlsParameters(
+ transceiver.dtlsTransport.getLocalParameters(),
+ type === 'offer' ? 'actpass' : dtlsRole || 'active');
+
+ sdp$1 += 'a=mid:' + transceiver.mid + '\r\n';
+
+ if (transceiver.rtpSender && transceiver.rtpReceiver) {
+ sdp$1 += 'a=sendrecv\r\n';
+ } else if (transceiver.rtpSender) {
+ sdp$1 += 'a=sendonly\r\n';
+ } else if (transceiver.rtpReceiver) {
+ sdp$1 += 'a=recvonly\r\n';
+ } else {
+ sdp$1 += 'a=inactive\r\n';
+ }
+
+ if (transceiver.rtpSender) {
+ var trackId = transceiver.rtpSender._initialTrackId ||
+ transceiver.rtpSender.track.id;
+ transceiver.rtpSender._initialTrackId = trackId;
+ // spec.
+ var msid = 'msid:' + (stream ? stream.id : '-') + ' ' +
+ trackId + '\r\n';
+ sdp$1 += 'a=' + msid;
+ // for Chrome. Legacy should no longer be required.
+ sdp$1 += 'a=ssrc:' + transceiver.sendEncodingParameters[0].ssrc +
+ ' ' + msid;
+
+ // RTX
+ if (transceiver.sendEncodingParameters[0].rtx) {
+ sdp$1 += 'a=ssrc:' + transceiver.sendEncodingParameters[0].rtx.ssrc +
+ ' ' + msid;
+ sdp$1 += 'a=ssrc-group:FID ' +
+ transceiver.sendEncodingParameters[0].ssrc + ' ' +
+ transceiver.sendEncodingParameters[0].rtx.ssrc +
+ '\r\n';
+ }
+ }
+ // FIXME: this should be written by writeRtpDescription.
+ sdp$1 += 'a=ssrc:' + transceiver.sendEncodingParameters[0].ssrc +
+ ' cname:' + sdp.localCName + '\r\n';
+ if (transceiver.rtpSender && transceiver.sendEncodingParameters[0].rtx) {
+ sdp$1 += 'a=ssrc:' + transceiver.sendEncodingParameters[0].rtx.ssrc +
+ ' cname:' + sdp.localCName + '\r\n';
+ }
+ return sdp$1;
+ }
+
+ // Edge does not like
+ // 1) stun: filtered after 14393 unless ?transport=udp is present
+ // 2) turn: that does not have all of turn:host:port?transport=udp
+ // 3) turn: with ipv6 addresses
+ // 4) turn: occurring muliple times
+ function filterIceServers(iceServers, edgeVersion) {
+ var hasTurn = false;
+ iceServers = JSON.parse(JSON.stringify(iceServers));
+ return iceServers.filter(function(server) {
+ if (server && (server.urls || server.url)) {
+ var urls = server.urls || server.url;
+ if (server.url && !server.urls) {
+ console.warn('RTCIceServer.url is deprecated! Use urls instead.');
+ }
+ var isString = typeof urls === 'string';
+ if (isString) {
+ urls = [urls];
+ }
+ urls = urls.filter(function(url) {
+ var validTurn = url.indexOf('turn:') === 0 &&
+ url.indexOf('transport=udp') !== -1 &&
+ url.indexOf('turn:[') === -1 &&
+ !hasTurn;
+
+ if (validTurn) {
+ hasTurn = true;
+ return true;
+ }
+ return url.indexOf('stun:') === 0 && edgeVersion >= 14393 &&
+ url.indexOf('?transport=udp') === -1;
+ });
+
+ delete server.url;
+ server.urls = isString ? urls[0] : urls;
+ return !!urls.length;
+ }
+ });
+ }
+
+ // Determines the intersection of local and remote capabilities.
+ function getCommonCapabilities(localCapabilities, remoteCapabilities) {
+ var commonCapabilities = {
+ codecs: [],
+ headerExtensions: [],
+ fecMechanisms: []
+ };
+
+ var findCodecByPayloadType = function(pt, codecs) {
+ pt = parseInt(pt, 10);
+ for (var i = 0; i < codecs.length; i++) {
+ if (codecs[i].payloadType === pt ||
+ codecs[i].preferredPayloadType === pt) {
+ return codecs[i];
+ }
+ }
+ };
+
+ var rtxCapabilityMatches = function(lRtx, rRtx, lCodecs, rCodecs) {
+ var lCodec = findCodecByPayloadType(lRtx.parameters.apt, lCodecs);
+ var rCodec = findCodecByPayloadType(rRtx.parameters.apt, rCodecs);
+ return lCodec && rCodec &&
+ lCodec.name.toLowerCase() === rCodec.name.toLowerCase();
+ };
+
+ localCapabilities.codecs.forEach(function(lCodec) {
+ for (var i = 0; i < remoteCapabilities.codecs.length; i++) {
+ var rCodec = remoteCapabilities.codecs[i];
+ if (lCodec.name.toLowerCase() === rCodec.name.toLowerCase() &&
+ lCodec.clockRate === rCodec.clockRate) {
+ if (lCodec.name.toLowerCase() === 'rtx' &&
+ lCodec.parameters && rCodec.parameters.apt) {
+ // for RTX we need to find the local rtx that has a apt
+ // which points to the same local codec as the remote one.
+ if (!rtxCapabilityMatches(lCodec, rCodec,
+ localCapabilities.codecs, remoteCapabilities.codecs)) {
+ continue;
+ }
+ }
+ rCodec = JSON.parse(JSON.stringify(rCodec)); // deepcopy
+ // number of channels is the highest common number of channels
+ rCodec.numChannels = Math.min(lCodec.numChannels,
+ rCodec.numChannels);
+ // push rCodec so we reply with offerer payload type
+ commonCapabilities.codecs.push(rCodec);
+
+ // determine common feedback mechanisms
+ rCodec.rtcpFeedback = rCodec.rtcpFeedback.filter(function(fb) {
+ for (var j = 0; j < lCodec.rtcpFeedback.length; j++) {
+ if (lCodec.rtcpFeedback[j].type === fb.type &&
+ lCodec.rtcpFeedback[j].parameter === fb.parameter) {
+ return true;
+ }
+ }
+ return false;
+ });
+ // FIXME: also need to determine .parameters
+ // see https://github.com/openpeer/ortc/issues/569
+ break;
+ }
+ }
+ });
+
+ localCapabilities.headerExtensions.forEach(function(lHeaderExtension) {
+ for (var i = 0; i < remoteCapabilities.headerExtensions.length;
+ i++) {
+ var rHeaderExtension = remoteCapabilities.headerExtensions[i];
+ if (lHeaderExtension.uri === rHeaderExtension.uri) {
+ commonCapabilities.headerExtensions.push(rHeaderExtension);
+ break;
+ }
+ }
+ });
+
+ // FIXME: fecMechanisms
+ return commonCapabilities;
+ }
+
+ // is action=setLocalDescription with type allowed in signalingState
+ function isActionAllowedInSignalingState(action, type, signalingState) {
+ return {
+ offer: {
+ setLocalDescription: ['stable', 'have-local-offer'],
+ setRemoteDescription: ['stable', 'have-remote-offer']
+ },
+ answer: {
+ setLocalDescription: ['have-remote-offer', 'have-local-pranswer'],
+ setRemoteDescription: ['have-local-offer', 'have-remote-pranswer']
+ }
+ }[type][action].indexOf(signalingState) !== -1;
+ }
+
+ function maybeAddCandidate(iceTransport, candidate) {
+ // Edge's internal representation adds some fields therefore
+ // not all fieldѕ are taken into account.
+ var alreadyAdded = iceTransport.getRemoteCandidates()
+ .find(function(remoteCandidate) {
+ return candidate.foundation === remoteCandidate.foundation &&
+ candidate.ip === remoteCandidate.ip &&
+ candidate.port === remoteCandidate.port &&
+ candidate.priority === remoteCandidate.priority &&
+ candidate.protocol === remoteCandidate.protocol &&
+ candidate.type === remoteCandidate.type;
+ });
+ if (!alreadyAdded) {
+ iceTransport.addRemoteCandidate(candidate);
+ }
+ return !alreadyAdded;
+ }
+
+
+ function makeError(name, description) {
+ var e = new Error(description);
+ e.name = name;
+ // legacy error codes from https://heycam.github.io/webidl/#idl-DOMException-error-names
+ e.code = {
+ NotSupportedError: 9,
+ InvalidStateError: 11,
+ InvalidAccessError: 15,
+ TypeError: undefined,
+ OperationError: undefined
+ }[name];
+ return e;
+ }
+
+ var rtcpeerconnection = function(window, edgeVersion) {
+ // https://w3c.github.io/mediacapture-main/#mediastream
+ // Helper function to add the track to the stream and
+ // dispatch the event ourselves.
+ function addTrackToStreamAndFireEvent(track, stream) {
+ stream.addTrack(track);
+ stream.dispatchEvent(new window.MediaStreamTrackEvent('addtrack',
+ {track: track}));
+ }
+
+ function removeTrackFromStreamAndFireEvent(track, stream) {
+ stream.removeTrack(track);
+ stream.dispatchEvent(new window.MediaStreamTrackEvent('removetrack',
+ {track: track}));
+ }
+
+ function fireAddTrack(pc, track, receiver, streams) {
+ var trackEvent = new Event('track');
+ trackEvent.track = track;
+ trackEvent.receiver = receiver;
+ trackEvent.transceiver = {receiver: receiver};
+ trackEvent.streams = streams;
+ window.setTimeout(function() {
+ pc._dispatchEvent('track', trackEvent);
+ });
+ }
+
+ var RTCPeerConnection = function(config) {
+ var pc = this;
+
+ var _eventTarget = document.createDocumentFragment();
+ ['addEventListener', 'removeEventListener', 'dispatchEvent']
+ .forEach(function(method) {
+ pc[method] = _eventTarget[method].bind(_eventTarget);
+ });
+
+ this.canTrickleIceCandidates = null;
+
+ this.needNegotiation = false;
+
+ this.localStreams = [];
+ this.remoteStreams = [];
+
+ this._localDescription = null;
+ this._remoteDescription = null;
+
+ this.signalingState = 'stable';
+ this.iceConnectionState = 'new';
+ this.connectionState = 'new';
+ this.iceGatheringState = 'new';
+
+ config = JSON.parse(JSON.stringify(config || {}));
+
+ this.usingBundle = config.bundlePolicy === 'max-bundle';
+ if (config.rtcpMuxPolicy === 'negotiate') {
+ throw(makeError('NotSupportedError',
+ 'rtcpMuxPolicy \'negotiate\' is not supported'));
+ } else if (!config.rtcpMuxPolicy) {
+ config.rtcpMuxPolicy = 'require';
+ }
+
+ switch (config.iceTransportPolicy) {
+ case 'all':
+ case 'relay':
+ break;
+ default:
+ config.iceTransportPolicy = 'all';
+ break;
+ }
+
+ switch (config.bundlePolicy) {
+ case 'balanced':
+ case 'max-compat':
+ case 'max-bundle':
+ break;
+ default:
+ config.bundlePolicy = 'balanced';
+ break;
+ }
+
+ config.iceServers = filterIceServers(config.iceServers || [], edgeVersion);
+
+ this._iceGatherers = [];
+ if (config.iceCandidatePoolSize) {
+ for (var i = config.iceCandidatePoolSize; i > 0; i--) {
+ this._iceGatherers.push(new window.RTCIceGatherer({
+ iceServers: config.iceServers,
+ gatherPolicy: config.iceTransportPolicy
+ }));
+ }
+ } else {
+ config.iceCandidatePoolSize = 0;
+ }
+
+ this._config = config;
+
+ // per-track iceGathers, iceTransports, dtlsTransports, rtpSenders, ...
+ // everything that is needed to describe a SDP m-line.
+ this.transceivers = [];
+
+ this._sdpSessionId = sdp.generateSessionId();
+ this._sdpSessionVersion = 0;
+
+ this._dtlsRole = undefined; // role for a=setup to use in answers.
+
+ this._isClosed = false;
+ };
+
+ Object.defineProperty(RTCPeerConnection.prototype, 'localDescription', {
+ configurable: true,
+ get: function() {
+ return this._localDescription;
+ }
+ });
+ Object.defineProperty(RTCPeerConnection.prototype, 'remoteDescription', {
+ configurable: true,
+ get: function() {
+ return this._remoteDescription;
+ }
+ });
+
+ // set up event handlers on prototype
+ RTCPeerConnection.prototype.onicecandidate = null;
+ RTCPeerConnection.prototype.onaddstream = null;
+ RTCPeerConnection.prototype.ontrack = null;
+ RTCPeerConnection.prototype.onremovestream = null;
+ RTCPeerConnection.prototype.onsignalingstatechange = null;
+ RTCPeerConnection.prototype.oniceconnectionstatechange = null;
+ RTCPeerConnection.prototype.onconnectionstatechange = null;
+ RTCPeerConnection.prototype.onicegatheringstatechange = null;
+ RTCPeerConnection.prototype.onnegotiationneeded = null;
+ RTCPeerConnection.prototype.ondatachannel = null;
+
+ RTCPeerConnection.prototype._dispatchEvent = function(name, event) {
+ if (this._isClosed) {
+ return;
+ }
+ this.dispatchEvent(event);
+ if (typeof this['on' + name] === 'function') {
+ this['on' + name](event);
+ }
+ };
+
+ RTCPeerConnection.prototype._emitGatheringStateChange = function() {
+ var event = new Event('icegatheringstatechange');
+ this._dispatchEvent('icegatheringstatechange', event);
+ };
+
+ RTCPeerConnection.prototype.getConfiguration = function() {
+ return this._config;
+ };
+
+ RTCPeerConnection.prototype.getLocalStreams = function() {
+ return this.localStreams;
+ };
+
+ RTCPeerConnection.prototype.getRemoteStreams = function() {
+ return this.remoteStreams;
+ };
+
+ // internal helper to create a transceiver object.
+ // (which is not yet the same as the WebRTC 1.0 transceiver)
+ RTCPeerConnection.prototype._createTransceiver = function(kind, doNotAdd) {
+ var hasBundleTransport = this.transceivers.length > 0;
+ var transceiver = {
+ track: null,
+ iceGatherer: null,
+ iceTransport: null,
+ dtlsTransport: null,
+ localCapabilities: null,
+ remoteCapabilities: null,
+ rtpSender: null,
+ rtpReceiver: null,
+ kind: kind,
+ mid: null,
+ sendEncodingParameters: null,
+ recvEncodingParameters: null,
+ stream: null,
+ associatedRemoteMediaStreams: [],
+ wantReceive: true
+ };
+ if (this.usingBundle && hasBundleTransport) {
+ transceiver.iceTransport = this.transceivers[0].iceTransport;
+ transceiver.dtlsTransport = this.transceivers[0].dtlsTransport;
+ } else {
+ var transports = this._createIceAndDtlsTransports();
+ transceiver.iceTransport = transports.iceTransport;
+ transceiver.dtlsTransport = transports.dtlsTransport;
+ }
+ if (!doNotAdd) {
+ this.transceivers.push(transceiver);
+ }
+ return transceiver;
+ };
+
+ RTCPeerConnection.prototype.addTrack = function(track, stream) {
+ if (this._isClosed) {
+ throw makeError('InvalidStateError',
+ 'Attempted to call addTrack on a closed peerconnection.');
+ }
+
+ var alreadyExists = this.transceivers.find(function(s) {
+ return s.track === track;
+ });
+
+ if (alreadyExists) {
+ throw makeError('InvalidAccessError', 'Track already exists.');
+ }
+
+ var transceiver;
+ for (var i = 0; i < this.transceivers.length; i++) {
+ if (!this.transceivers[i].track &&
+ this.transceivers[i].kind === track.kind) {
+ transceiver = this.transceivers[i];
+ }
+ }
+ if (!transceiver) {
+ transceiver = this._createTransceiver(track.kind);
+ }
+
+ this._maybeFireNegotiationNeeded();
+
+ if (this.localStreams.indexOf(stream) === -1) {
+ this.localStreams.push(stream);
+ }
+
+ transceiver.track = track;
+ transceiver.stream = stream;
+ transceiver.rtpSender = new window.RTCRtpSender(track,
+ transceiver.dtlsTransport);
+ return transceiver.rtpSender;
+ };
+
+ RTCPeerConnection.prototype.addStream = function(stream) {
+ var pc = this;
+ if (edgeVersion >= 15025) {
+ stream.getTracks().forEach(function(track) {
+ pc.addTrack(track, stream);
+ });
+ } else {
+ // Clone is necessary for local demos mostly, attaching directly
+ // to two different senders does not work (build 10547).
+ // Fixed in 15025 (or earlier)
+ var clonedStream = stream.clone();
+ stream.getTracks().forEach(function(track, idx) {
+ var clonedTrack = clonedStream.getTracks()[idx];
+ track.addEventListener('enabled', function(event) {
+ clonedTrack.enabled = event.enabled;
+ });
+ });
+ clonedStream.getTracks().forEach(function(track) {
+ pc.addTrack(track, clonedStream);
+ });
+ }
+ };
+
+ RTCPeerConnection.prototype.removeTrack = function(sender) {
+ if (this._isClosed) {
+ throw makeError('InvalidStateError',
+ 'Attempted to call removeTrack on a closed peerconnection.');
+ }
+
+ if (!(sender instanceof window.RTCRtpSender)) {
+ throw new TypeError('Argument 1 of RTCPeerConnection.removeTrack ' +
+ 'does not implement interface RTCRtpSender.');
+ }
+
+ var transceiver = this.transceivers.find(function(t) {
+ return t.rtpSender === sender;
+ });
+
+ if (!transceiver) {
+ throw makeError('InvalidAccessError',
+ 'Sender was not created by this connection.');
+ }
+ var stream = transceiver.stream;
+
+ transceiver.rtpSender.stop();
+ transceiver.rtpSender = null;
+ transceiver.track = null;
+ transceiver.stream = null;
+
+ // remove the stream from the set of local streams
+ var localStreams = this.transceivers.map(function(t) {
+ return t.stream;
+ });
+ if (localStreams.indexOf(stream) === -1 &&
+ this.localStreams.indexOf(stream) > -1) {
+ this.localStreams.splice(this.localStreams.indexOf(stream), 1);
+ }
+
+ this._maybeFireNegotiationNeeded();
+ };
+
+ RTCPeerConnection.prototype.removeStream = function(stream) {
+ var pc = this;
+ stream.getTracks().forEach(function(track) {
+ var sender = pc.getSenders().find(function(s) {
+ return s.track === track;
+ });
+ if (sender) {
+ pc.removeTrack(sender);
+ }
+ });
+ };
+
+ RTCPeerConnection.prototype.getSenders = function() {
+ return this.transceivers.filter(function(transceiver) {
+ return !!transceiver.rtpSender;
+ })
+ .map(function(transceiver) {
+ return transceiver.rtpSender;
+ });
+ };
+
+ RTCPeerConnection.prototype.getReceivers = function() {
+ return this.transceivers.filter(function(transceiver) {
+ return !!transceiver.rtpReceiver;
+ })
+ .map(function(transceiver) {
+ return transceiver.rtpReceiver;
+ });
+ };
+
+
+ RTCPeerConnection.prototype._createIceGatherer = function(sdpMLineIndex,
+ usingBundle) {
+ var pc = this;
+ if (usingBundle && sdpMLineIndex > 0) {
+ return this.transceivers[0].iceGatherer;
+ } else if (this._iceGatherers.length) {
+ return this._iceGatherers.shift();
+ }
+ var iceGatherer = new window.RTCIceGatherer({
+ iceServers: this._config.iceServers,
+ gatherPolicy: this._config.iceTransportPolicy
+ });
+ Object.defineProperty(iceGatherer, 'state',
+ {value: 'new', writable: true}
+ );
+
+ this.transceivers[sdpMLineIndex].bufferedCandidateEvents = [];
+ this.transceivers[sdpMLineIndex].bufferCandidates = function(event) {
+ var end = !event.candidate || Object.keys(event.candidate).length === 0;
+ // polyfill since RTCIceGatherer.state is not implemented in
+ // Edge 10547 yet.
+ iceGatherer.state = end ? 'completed' : 'gathering';
+ if (pc.transceivers[sdpMLineIndex].bufferedCandidateEvents !== null) {
+ pc.transceivers[sdpMLineIndex].bufferedCandidateEvents.push(event);
+ }
+ };
+ iceGatherer.addEventListener('localcandidate',
+ this.transceivers[sdpMLineIndex].bufferCandidates);
+ return iceGatherer;
+ };
+
+ // start gathering from an RTCIceGatherer.
+ RTCPeerConnection.prototype._gather = function(mid, sdpMLineIndex) {
+ var pc = this;
+ var iceGatherer = this.transceivers[sdpMLineIndex].iceGatherer;
+ if (iceGatherer.onlocalcandidate) {
+ return;
+ }
+ var bufferedCandidateEvents =
+ this.transceivers[sdpMLineIndex].bufferedCandidateEvents;
+ this.transceivers[sdpMLineIndex].bufferedCandidateEvents = null;
+ iceGatherer.removeEventListener('localcandidate',
+ this.transceivers[sdpMLineIndex].bufferCandidates);
+ iceGatherer.onlocalcandidate = function(evt) {
+ if (pc.usingBundle && sdpMLineIndex > 0) {
+ // if we know that we use bundle we can drop candidates with
+ // ѕdpMLineIndex > 0. If we don't do this then our state gets
+ // confused since we dispose the extra ice gatherer.
+ return;
+ }
+ var event = new Event('icecandidate');
+ event.candidate = {sdpMid: mid, sdpMLineIndex: sdpMLineIndex};
+
+ var cand = evt.candidate;
+ // Edge emits an empty object for RTCIceCandidateComplete‥
+ var end = !cand || Object.keys(cand).length === 0;
+ if (end) {
+ // polyfill since RTCIceGatherer.state is not implemented in
+ // Edge 10547 yet.
+ if (iceGatherer.state === 'new' || iceGatherer.state === 'gathering') {
+ iceGatherer.state = 'completed';
+ }
+ } else {
+ if (iceGatherer.state === 'new') {
+ iceGatherer.state = 'gathering';
+ }
+ // RTCIceCandidate doesn't have a component, needs to be added
+ cand.component = 1;
+ // also the usernameFragment. TODO: update SDP to take both variants.
+ cand.ufrag = iceGatherer.getLocalParameters().usernameFragment;
+
+ var serializedCandidate = sdp.writeCandidate(cand);
+ event.candidate = Object.assign(event.candidate,
+ sdp.parseCandidate(serializedCandidate));
+
+ event.candidate.candidate = serializedCandidate;
+ event.candidate.toJSON = function() {
+ return {
+ candidate: event.candidate.candidate,
+ sdpMid: event.candidate.sdpMid,
+ sdpMLineIndex: event.candidate.sdpMLineIndex,
+ usernameFragment: event.candidate.usernameFragment
+ };
+ };
+ }
+
+ // update local description.
+ var sections = sdp.getMediaSections(pc._localDescription.sdp);
+ if (!end) {
+ sections[event.candidate.sdpMLineIndex] +=
+ 'a=' + event.candidate.candidate + '\r\n';
+ } else {
+ sections[event.candidate.sdpMLineIndex] +=
+ 'a=end-of-candidates\r\n';
+ }
+ pc._localDescription.sdp =
+ sdp.getDescription(pc._localDescription.sdp) +
+ sections.join('');
+ var complete = pc.transceivers.every(function(transceiver) {
+ return transceiver.iceGatherer &&
+ transceiver.iceGatherer.state === 'completed';
+ });
+
+ if (pc.iceGatheringState !== 'gathering') {
+ pc.iceGatheringState = 'gathering';
+ pc._emitGatheringStateChange();
+ }
+
+ // Emit candidate. Also emit null candidate when all gatherers are
+ // complete.
+ if (!end) {
+ pc._dispatchEvent('icecandidate', event);
+ }
+ if (complete) {
+ pc._dispatchEvent('icecandidate', new Event('icecandidate'));
+ pc.iceGatheringState = 'complete';
+ pc._emitGatheringStateChange();
+ }
+ };
+
+ // emit already gathered candidates.
+ window.setTimeout(function() {
+ bufferedCandidateEvents.forEach(function(e) {
+ iceGatherer.onlocalcandidate(e);
+ });
+ }, 0);
+ };
+
+ // Create ICE transport and DTLS transport.
+ RTCPeerConnection.prototype._createIceAndDtlsTransports = function() {
+ var pc = this;
+ var iceTransport = new window.RTCIceTransport(null);
+ iceTransport.onicestatechange = function() {
+ pc._updateIceConnectionState();
+ pc._updateConnectionState();
+ };
+
+ var dtlsTransport = new window.RTCDtlsTransport(iceTransport);
+ dtlsTransport.ondtlsstatechange = function() {
+ pc._updateConnectionState();
+ };
+ dtlsTransport.onerror = function() {
+ // onerror does not set state to failed by itself.
+ Object.defineProperty(dtlsTransport, 'state',
+ {value: 'failed', writable: true});
+ pc._updateConnectionState();
+ };
+
+ return {
+ iceTransport: iceTransport,
+ dtlsTransport: dtlsTransport
+ };
+ };
+
+ // Destroy ICE gatherer, ICE transport and DTLS transport.
+ // Without triggering the callbacks.
+ RTCPeerConnection.prototype._disposeIceAndDtlsTransports = function(
+ sdpMLineIndex) {
+ var iceGatherer = this.transceivers[sdpMLineIndex].iceGatherer;
+ if (iceGatherer) {
+ delete iceGatherer.onlocalcandidate;
+ delete this.transceivers[sdpMLineIndex].iceGatherer;
+ }
+ var iceTransport = this.transceivers[sdpMLineIndex].iceTransport;
+ if (iceTransport) {
+ delete iceTransport.onicestatechange;
+ delete this.transceivers[sdpMLineIndex].iceTransport;
+ }
+ var dtlsTransport = this.transceivers[sdpMLineIndex].dtlsTransport;
+ if (dtlsTransport) {
+ delete dtlsTransport.ondtlsstatechange;
+ delete dtlsTransport.onerror;
+ delete this.transceivers[sdpMLineIndex].dtlsTransport;
+ }
+ };
+
+ // Start the RTP Sender and Receiver for a transceiver.
+ RTCPeerConnection.prototype._transceive = function(transceiver,
+ send, recv) {
+ var params = getCommonCapabilities(transceiver.localCapabilities,
+ transceiver.remoteCapabilities);
+ if (send && transceiver.rtpSender) {
+ params.encodings = transceiver.sendEncodingParameters;
+ params.rtcp = {
+ cname: sdp.localCName,
+ compound: transceiver.rtcpParameters.compound
+ };
+ if (transceiver.recvEncodingParameters.length) {
+ params.rtcp.ssrc = transceiver.recvEncodingParameters[0].ssrc;
+ }
+ transceiver.rtpSender.send(params);
+ }
+ if (recv && transceiver.rtpReceiver && params.codecs.length > 0) {
+ // remove RTX field in Edge 14942
+ if (transceiver.kind === 'video'
+ && transceiver.recvEncodingParameters
+ && edgeVersion < 15019) {
+ transceiver.recvEncodingParameters.forEach(function(p) {
+ delete p.rtx;
+ });
+ }
+ if (transceiver.recvEncodingParameters.length) {
+ params.encodings = transceiver.recvEncodingParameters;
+ } else {
+ params.encodings = [{}];
+ }
+ params.rtcp = {
+ compound: transceiver.rtcpParameters.compound
+ };
+ if (transceiver.rtcpParameters.cname) {
+ params.rtcp.cname = transceiver.rtcpParameters.cname;
+ }
+ if (transceiver.sendEncodingParameters.length) {
+ params.rtcp.ssrc = transceiver.sendEncodingParameters[0].ssrc;
+ }
+ transceiver.rtpReceiver.receive(params);
+ }
+ };
+
+ RTCPeerConnection.prototype.setLocalDescription = function(description) {
+ var pc = this;
+
+ // Note: pranswer is not supported.
+ if (['offer', 'answer'].indexOf(description.type) === -1) {
+ return Promise.reject(makeError('TypeError',
+ 'Unsupported type "' + description.type + '"'));
+ }
+
+ if (!isActionAllowedInSignalingState('setLocalDescription',
+ description.type, pc.signalingState) || pc._isClosed) {
+ return Promise.reject(makeError('InvalidStateError',
+ 'Can not set local ' + description.type +
+ ' in state ' + pc.signalingState));
+ }
+
+ var sections;
+ var sessionpart;
+ if (description.type === 'offer') {
+ // VERY limited support for SDP munging. Limited to:
+ // * changing the order of codecs
+ sections = sdp.splitSections(description.sdp);
+ sessionpart = sections.shift();
+ sections.forEach(function(mediaSection, sdpMLineIndex) {
+ var caps = sdp.parseRtpParameters(mediaSection);
+ pc.transceivers[sdpMLineIndex].localCapabilities = caps;
+ });
+
+ pc.transceivers.forEach(function(transceiver, sdpMLineIndex) {
+ pc._gather(transceiver.mid, sdpMLineIndex);
+ });
+ } else if (description.type === 'answer') {
+ sections = sdp.splitSections(pc._remoteDescription.sdp);
+ sessionpart = sections.shift();
+ var isIceLite = sdp.matchPrefix(sessionpart,
+ 'a=ice-lite').length > 0;
+ sections.forEach(function(mediaSection, sdpMLineIndex) {
+ var transceiver = pc.transceivers[sdpMLineIndex];
+ var iceGatherer = transceiver.iceGatherer;
+ var iceTransport = transceiver.iceTransport;
+ var dtlsTransport = transceiver.dtlsTransport;
+ var localCapabilities = transceiver.localCapabilities;
+ var remoteCapabilities = transceiver.remoteCapabilities;
+
+ // treat bundle-only as not-rejected.
+ var rejected = sdp.isRejected(mediaSection) &&
+ sdp.matchPrefix(mediaSection, 'a=bundle-only').length === 0;
+
+ if (!rejected && !transceiver.rejected) {
+ var remoteIceParameters = sdp.getIceParameters(
+ mediaSection, sessionpart);
+ var remoteDtlsParameters = sdp.getDtlsParameters(
+ mediaSection, sessionpart);
+ if (isIceLite) {
+ remoteDtlsParameters.role = 'server';
+ }
+
+ if (!pc.usingBundle || sdpMLineIndex === 0) {
+ pc._gather(transceiver.mid, sdpMLineIndex);
+ if (iceTransport.state === 'new') {
+ iceTransport.start(iceGatherer, remoteIceParameters,
+ isIceLite ? 'controlling' : 'controlled');
+ }
+ if (dtlsTransport.state === 'new') {
+ dtlsTransport.start(remoteDtlsParameters);
+ }
+ }
+
+ // Calculate intersection of capabilities.
+ var params = getCommonCapabilities(localCapabilities,
+ remoteCapabilities);
+
+ // Start the RTCRtpSender. The RTCRtpReceiver for this
+ // transceiver has already been started in setRemoteDescription.
+ pc._transceive(transceiver,
+ params.codecs.length > 0,
+ false);
+ }
+ });
+ }
+
+ pc._localDescription = {
+ type: description.type,
+ sdp: description.sdp
+ };
+ if (description.type === 'offer') {
+ pc._updateSignalingState('have-local-offer');
+ } else {
+ pc._updateSignalingState('stable');
+ }
+
+ return Promise.resolve();
+ };
+
+ RTCPeerConnection.prototype.setRemoteDescription = function(description) {
+ var pc = this;
+
+ // Note: pranswer is not supported.
+ if (['offer', 'answer'].indexOf(description.type) === -1) {
+ return Promise.reject(makeError('TypeError',
+ 'Unsupported type "' + description.type + '"'));
+ }
+
+ if (!isActionAllowedInSignalingState('setRemoteDescription',
+ description.type, pc.signalingState) || pc._isClosed) {
+ return Promise.reject(makeError('InvalidStateError',
+ 'Can not set remote ' + description.type +
+ ' in state ' + pc.signalingState));
+ }
+
+ var streams = {};
+ pc.remoteStreams.forEach(function(stream) {
+ streams[stream.id] = stream;
+ });
+ var receiverList = [];
+ var sections = sdp.splitSections(description.sdp);
+ var sessionpart = sections.shift();
+ var isIceLite = sdp.matchPrefix(sessionpart,
+ 'a=ice-lite').length > 0;
+ var usingBundle = sdp.matchPrefix(sessionpart,
+ 'a=group:BUNDLE ').length > 0;
+ pc.usingBundle = usingBundle;
+ var iceOptions = sdp.matchPrefix(sessionpart,
+ 'a=ice-options:')[0];
+ if (iceOptions) {
+ pc.canTrickleIceCandidates = iceOptions.substr(14).split(' ')
+ .indexOf('trickle') >= 0;
+ } else {
+ pc.canTrickleIceCandidates = false;
+ }
+
+ sections.forEach(function(mediaSection, sdpMLineIndex) {
+ var lines = sdp.splitLines(mediaSection);
+ var kind = sdp.getKind(mediaSection);
+ // treat bundle-only as not-rejected.
+ var rejected = sdp.isRejected(mediaSection) &&
+ sdp.matchPrefix(mediaSection, 'a=bundle-only').length === 0;
+ var protocol = lines[0].substr(2).split(' ')[2];
+
+ var direction = sdp.getDirection(mediaSection, sessionpart);
+ var remoteMsid = sdp.parseMsid(mediaSection);
+
+ var mid = sdp.getMid(mediaSection) || sdp.generateIdentifier();
+
+ // Reject datachannels which are not implemented yet.
+ if (rejected || (kind === 'application' && (protocol === 'DTLS/SCTP' ||
+ protocol === 'UDP/DTLS/SCTP'))) {
+ // TODO: this is dangerous in the case where a non-rejected m-line
+ // becomes rejected.
+ pc.transceivers[sdpMLineIndex] = {
+ mid: mid,
+ kind: kind,
+ protocol: protocol,
+ rejected: true
+ };
+ return;
+ }
+
+ if (!rejected && pc.transceivers[sdpMLineIndex] &&
+ pc.transceivers[sdpMLineIndex].rejected) {
+ // recycle a rejected transceiver.
+ pc.transceivers[sdpMLineIndex] = pc._createTransceiver(kind, true);
+ }
+
+ var transceiver;
+ var iceGatherer;
+ var iceTransport;
+ var dtlsTransport;
+ var rtpReceiver;
+ var sendEncodingParameters;
+ var recvEncodingParameters;
+ var localCapabilities;
+
+ var track;
+ // FIXME: ensure the mediaSection has rtcp-mux set.
+ var remoteCapabilities = sdp.parseRtpParameters(mediaSection);
+ var remoteIceParameters;
+ var remoteDtlsParameters;
+ if (!rejected) {
+ remoteIceParameters = sdp.getIceParameters(mediaSection,
+ sessionpart);
+ remoteDtlsParameters = sdp.getDtlsParameters(mediaSection,
+ sessionpart);
+ remoteDtlsParameters.role = 'client';
+ }
+ recvEncodingParameters =
+ sdp.parseRtpEncodingParameters(mediaSection);
+
+ var rtcpParameters = sdp.parseRtcpParameters(mediaSection);
+
+ var isComplete = sdp.matchPrefix(mediaSection,
+ 'a=end-of-candidates', sessionpart).length > 0;
+ var cands = sdp.matchPrefix(mediaSection, 'a=candidate:')
+ .map(function(cand) {
+ return sdp.parseCandidate(cand);
+ })
+ .filter(function(cand) {
+ return cand.component === 1;
+ });
+
+ // Check if we can use BUNDLE and dispose transports.
+ if ((description.type === 'offer' || description.type === 'answer') &&
+ !rejected && usingBundle && sdpMLineIndex > 0 &&
+ pc.transceivers[sdpMLineIndex]) {
+ pc._disposeIceAndDtlsTransports(sdpMLineIndex);
+ pc.transceivers[sdpMLineIndex].iceGatherer =
+ pc.transceivers[0].iceGatherer;
+ pc.transceivers[sdpMLineIndex].iceTransport =
+ pc.transceivers[0].iceTransport;
+ pc.transceivers[sdpMLineIndex].dtlsTransport =
+ pc.transceivers[0].dtlsTransport;
+ if (pc.transceivers[sdpMLineIndex].rtpSender) {
+ pc.transceivers[sdpMLineIndex].rtpSender.setTransport(
+ pc.transceivers[0].dtlsTransport);
+ }
+ if (pc.transceivers[sdpMLineIndex].rtpReceiver) {
+ pc.transceivers[sdpMLineIndex].rtpReceiver.setTransport(
+ pc.transceivers[0].dtlsTransport);
+ }
+ }
+ if (description.type === 'offer' && !rejected) {
+ transceiver = pc.transceivers[sdpMLineIndex] ||
+ pc._createTransceiver(kind);
+ transceiver.mid = mid;
+
+ if (!transceiver.iceGatherer) {
+ transceiver.iceGatherer = pc._createIceGatherer(sdpMLineIndex,
+ usingBundle);
+ }
+
+ if (cands.length && transceiver.iceTransport.state === 'new') {
+ if (isComplete && (!usingBundle || sdpMLineIndex === 0)) {
+ transceiver.iceTransport.setRemoteCandidates(cands);
+ } else {
+ cands.forEach(function(candidate) {
+ maybeAddCandidate(transceiver.iceTransport, candidate);
+ });
+ }
+ }
+
+ localCapabilities = window.RTCRtpReceiver.getCapabilities(kind);
+
+ // filter RTX until additional stuff needed for RTX is implemented
+ // in adapter.js
+ if (edgeVersion < 15019) {
+ localCapabilities.codecs = localCapabilities.codecs.filter(
+ function(codec) {
+ return codec.name !== 'rtx';
+ });
+ }
+
+ sendEncodingParameters = transceiver.sendEncodingParameters || [{
+ ssrc: (2 * sdpMLineIndex + 2) * 1001
+ }];
+
+ // TODO: rewrite to use http://w3c.github.io/webrtc-pc/#set-associated-remote-streams
+ var isNewTrack = false;
+ if (direction === 'sendrecv' || direction === 'sendonly') {
+ isNewTrack = !transceiver.rtpReceiver;
+ rtpReceiver = transceiver.rtpReceiver ||
+ new window.RTCRtpReceiver(transceiver.dtlsTransport, kind);
+
+ if (isNewTrack) {
+ var stream;
+ track = rtpReceiver.track;
+ // FIXME: does not work with Plan B.
+ if (remoteMsid && remoteMsid.stream === '-') ; else if (remoteMsid) {
+ if (!streams[remoteMsid.stream]) {
+ streams[remoteMsid.stream] = new window.MediaStream();
+ Object.defineProperty(streams[remoteMsid.stream], 'id', {
+ get: function() {
+ return remoteMsid.stream;
+ }
+ });
+ }
+ Object.defineProperty(track, 'id', {
+ get: function() {
+ return remoteMsid.track;
+ }
+ });
+ stream = streams[remoteMsid.stream];
+ } else {
+ if (!streams.default) {
+ streams.default = new window.MediaStream();
+ }
+ stream = streams.default;
+ }
+ if (stream) {
+ addTrackToStreamAndFireEvent(track, stream);
+ transceiver.associatedRemoteMediaStreams.push(stream);
+ }
+ receiverList.push([track, rtpReceiver, stream]);
+ }
+ } else if (transceiver.rtpReceiver && transceiver.rtpReceiver.track) {
+ transceiver.associatedRemoteMediaStreams.forEach(function(s) {
+ var nativeTrack = s.getTracks().find(function(t) {
+ return t.id === transceiver.rtpReceiver.track.id;
+ });
+ if (nativeTrack) {
+ removeTrackFromStreamAndFireEvent(nativeTrack, s);
+ }
+ });
+ transceiver.associatedRemoteMediaStreams = [];
+ }
+
+ transceiver.localCapabilities = localCapabilities;
+ transceiver.remoteCapabilities = remoteCapabilities;
+ transceiver.rtpReceiver = rtpReceiver;
+ transceiver.rtcpParameters = rtcpParameters;
+ transceiver.sendEncodingParameters = sendEncodingParameters;
+ transceiver.recvEncodingParameters = recvEncodingParameters;
+
+ // Start the RTCRtpReceiver now. The RTPSender is started in
+ // setLocalDescription.
+ pc._transceive(pc.transceivers[sdpMLineIndex],
+ false,
+ isNewTrack);
+ } else if (description.type === 'answer' && !rejected) {
+ transceiver = pc.transceivers[sdpMLineIndex];
+ iceGatherer = transceiver.iceGatherer;
+ iceTransport = transceiver.iceTransport;
+ dtlsTransport = transceiver.dtlsTransport;
+ rtpReceiver = transceiver.rtpReceiver;
+ sendEncodingParameters = transceiver.sendEncodingParameters;
+ localCapabilities = transceiver.localCapabilities;
+
+ pc.transceivers[sdpMLineIndex].recvEncodingParameters =
+ recvEncodingParameters;
+ pc.transceivers[sdpMLineIndex].remoteCapabilities =
+ remoteCapabilities;
+ pc.transceivers[sdpMLineIndex].rtcpParameters = rtcpParameters;
+
+ if (cands.length && iceTransport.state === 'new') {
+ if ((isIceLite || isComplete) &&
+ (!usingBundle || sdpMLineIndex === 0)) {
+ iceTransport.setRemoteCandidates(cands);
+ } else {
+ cands.forEach(function(candidate) {
+ maybeAddCandidate(transceiver.iceTransport, candidate);
+ });
+ }
+ }
+
+ if (!usingBundle || sdpMLineIndex === 0) {
+ if (iceTransport.state === 'new') {
+ iceTransport.start(iceGatherer, remoteIceParameters,
+ 'controlling');
+ }
+ if (dtlsTransport.state === 'new') {
+ dtlsTransport.start(remoteDtlsParameters);
+ }
+ }
+
+ // If the offer contained RTX but the answer did not,
+ // remove RTX from sendEncodingParameters.
+ var commonCapabilities = getCommonCapabilities(
+ transceiver.localCapabilities,
+ transceiver.remoteCapabilities);
+
+ var hasRtx = commonCapabilities.codecs.filter(function(c) {
+ return c.name.toLowerCase() === 'rtx';
+ }).length;
+ if (!hasRtx && transceiver.sendEncodingParameters[0].rtx) {
+ delete transceiver.sendEncodingParameters[0].rtx;
+ }
+
+ pc._transceive(transceiver,
+ direction === 'sendrecv' || direction === 'recvonly',
+ direction === 'sendrecv' || direction === 'sendonly');
+
+ // TODO: rewrite to use http://w3c.github.io/webrtc-pc/#set-associated-remote-streams
+ if (rtpReceiver &&
+ (direction === 'sendrecv' || direction === 'sendonly')) {
+ track = rtpReceiver.track;
+ if (remoteMsid) {
+ if (!streams[remoteMsid.stream]) {
+ streams[remoteMsid.stream] = new window.MediaStream();
+ }
+ addTrackToStreamAndFireEvent(track, streams[remoteMsid.stream]);
+ receiverList.push([track, rtpReceiver, streams[remoteMsid.stream]]);
+ } else {
+ if (!streams.default) {
+ streams.default = new window.MediaStream();
+ }
+ addTrackToStreamAndFireEvent(track, streams.default);
+ receiverList.push([track, rtpReceiver, streams.default]);
+ }
+ } else {
+ // FIXME: actually the receiver should be created later.
+ delete transceiver.rtpReceiver;
+ }
+ }
+ });
+
+ if (pc._dtlsRole === undefined) {
+ pc._dtlsRole = description.type === 'offer' ? 'active' : 'passive';
+ }
+
+ pc._remoteDescription = {
+ type: description.type,
+ sdp: description.sdp
+ };
+ if (description.type === 'offer') {
+ pc._updateSignalingState('have-remote-offer');
+ } else {
+ pc._updateSignalingState('stable');
+ }
+ Object.keys(streams).forEach(function(sid) {
+ var stream = streams[sid];
+ if (stream.getTracks().length) {
+ if (pc.remoteStreams.indexOf(stream) === -1) {
+ pc.remoteStreams.push(stream);
+ var event = new Event('addstream');
+ event.stream = stream;
+ window.setTimeout(function() {
+ pc._dispatchEvent('addstream', event);
+ });
+ }
+
+ receiverList.forEach(function(item) {
+ var track = item[0];
+ var receiver = item[1];
+ if (stream.id !== item[2].id) {
+ return;
+ }
+ fireAddTrack(pc, track, receiver, [stream]);
+ });
+ }
+ });
+ receiverList.forEach(function(item) {
+ if (item[2]) {
+ return;
+ }
+ fireAddTrack(pc, item[0], item[1], []);
+ });
+
+ // check whether addIceCandidate({}) was called within four seconds after
+ // setRemoteDescription.
+ window.setTimeout(function() {
+ if (!(pc && pc.transceivers)) {
+ return;
+ }
+ pc.transceivers.forEach(function(transceiver) {
+ if (transceiver.iceTransport &&
+ transceiver.iceTransport.state === 'new' &&
+ transceiver.iceTransport.getRemoteCandidates().length > 0) {
+ console.warn('Timeout for addRemoteCandidate. Consider sending ' +
+ 'an end-of-candidates notification');
+ transceiver.iceTransport.addRemoteCandidate({});
+ }
+ });
+ }, 4000);
+
+ return Promise.resolve();
+ };
+
+ RTCPeerConnection.prototype.close = function() {
+ this.transceivers.forEach(function(transceiver) {
+ /* not yet
+ if (transceiver.iceGatherer) {
+ transceiver.iceGatherer.close();
+ }
+ */
+ if (transceiver.iceTransport) {
+ transceiver.iceTransport.stop();
+ }
+ if (transceiver.dtlsTransport) {
+ transceiver.dtlsTransport.stop();
+ }
+ if (transceiver.rtpSender) {
+ transceiver.rtpSender.stop();
+ }
+ if (transceiver.rtpReceiver) {
+ transceiver.rtpReceiver.stop();
+ }
+ });
+ // FIXME: clean up tracks, local streams, remote streams, etc
+ this._isClosed = true;
+ this._updateSignalingState('closed');
+ };
+
+ // Update the signaling state.
+ RTCPeerConnection.prototype._updateSignalingState = function(newState) {
+ this.signalingState = newState;
+ var event = new Event('signalingstatechange');
+ this._dispatchEvent('signalingstatechange', event);
+ };
+
+ // Determine whether to fire the negotiationneeded event.
+ RTCPeerConnection.prototype._maybeFireNegotiationNeeded = function() {
+ var pc = this;
+ if (this.signalingState !== 'stable' || this.needNegotiation === true) {
+ return;
+ }
+ this.needNegotiation = true;
+ window.setTimeout(function() {
+ if (pc.needNegotiation) {
+ pc.needNegotiation = false;
+ var event = new Event('negotiationneeded');
+ pc._dispatchEvent('negotiationneeded', event);
+ }
+ }, 0);
+ };
+
+ // Update the ice connection state.
+ RTCPeerConnection.prototype._updateIceConnectionState = function() {
+ var newState;
+ var states = {
+ 'new': 0,
+ closed: 0,
+ checking: 0,
+ connected: 0,
+ completed: 0,
+ disconnected: 0,
+ failed: 0
+ };
+ this.transceivers.forEach(function(transceiver) {
+ if (transceiver.iceTransport && !transceiver.rejected) {
+ states[transceiver.iceTransport.state]++;
+ }
+ });
+
+ newState = 'new';
+ if (states.failed > 0) {
+ newState = 'failed';
+ } else if (states.checking > 0) {
+ newState = 'checking';
+ } else if (states.disconnected > 0) {
+ newState = 'disconnected';
+ } else if (states.new > 0) {
+ newState = 'new';
+ } else if (states.connected > 0) {
+ newState = 'connected';
+ } else if (states.completed > 0) {
+ newState = 'completed';
+ }
+
+ if (newState !== this.iceConnectionState) {
+ this.iceConnectionState = newState;
+ var event = new Event('iceconnectionstatechange');
+ this._dispatchEvent('iceconnectionstatechange', event);
+ }
+ };
+
+ // Update the connection state.
+ RTCPeerConnection.prototype._updateConnectionState = function() {
+ var newState;
+ var states = {
+ 'new': 0,
+ closed: 0,
+ connecting: 0,
+ connected: 0,
+ completed: 0,
+ disconnected: 0,
+ failed: 0
+ };
+ this.transceivers.forEach(function(transceiver) {
+ if (transceiver.iceTransport && transceiver.dtlsTransport &&
+ !transceiver.rejected) {
+ states[transceiver.iceTransport.state]++;
+ states[transceiver.dtlsTransport.state]++;
+ }
+ });
+ // ICETransport.completed and connected are the same for this purpose.
+ states.connected += states.completed;
+
+ newState = 'new';
+ if (states.failed > 0) {
+ newState = 'failed';
+ } else if (states.connecting > 0) {
+ newState = 'connecting';
+ } else if (states.disconnected > 0) {
+ newState = 'disconnected';
+ } else if (states.new > 0) {
+ newState = 'new';
+ } else if (states.connected > 0) {
+ newState = 'connected';
+ }
+
+ if (newState !== this.connectionState) {
+ this.connectionState = newState;
+ var event = new Event('connectionstatechange');
+ this._dispatchEvent('connectionstatechange', event);
+ }
+ };
+
+ RTCPeerConnection.prototype.createOffer = function() {
+ var pc = this;
+
+ if (pc._isClosed) {
+ return Promise.reject(makeError('InvalidStateError',
+ 'Can not call createOffer after close'));
+ }
+
+ var numAudioTracks = pc.transceivers.filter(function(t) {
+ return t.kind === 'audio';
+ }).length;
+ var numVideoTracks = pc.transceivers.filter(function(t) {
+ return t.kind === 'video';
+ }).length;
+
+ // Determine number of audio and video tracks we need to send/recv.
+ var offerOptions = arguments[0];
+ if (offerOptions) {
+ // Reject Chrome legacy constraints.
+ if (offerOptions.mandatory || offerOptions.optional) {
+ throw new TypeError(
+ 'Legacy mandatory/optional constraints not supported.');
+ }
+ if (offerOptions.offerToReceiveAudio !== undefined) {
+ if (offerOptions.offerToReceiveAudio === true) {
+ numAudioTracks = 1;
+ } else if (offerOptions.offerToReceiveAudio === false) {
+ numAudioTracks = 0;
+ } else {
+ numAudioTracks = offerOptions.offerToReceiveAudio;
+ }
+ }
+ if (offerOptions.offerToReceiveVideo !== undefined) {
+ if (offerOptions.offerToReceiveVideo === true) {
+ numVideoTracks = 1;
+ } else if (offerOptions.offerToReceiveVideo === false) {
+ numVideoTracks = 0;
+ } else {
+ numVideoTracks = offerOptions.offerToReceiveVideo;
+ }
+ }
+ }
+
+ pc.transceivers.forEach(function(transceiver) {
+ if (transceiver.kind === 'audio') {
+ numAudioTracks--;
+ if (numAudioTracks < 0) {
+ transceiver.wantReceive = false;
+ }
+ } else if (transceiver.kind === 'video') {
+ numVideoTracks--;
+ if (numVideoTracks < 0) {
+ transceiver.wantReceive = false;
+ }
+ }
+ });
+
+ // Create M-lines for recvonly streams.
+ while (numAudioTracks > 0 || numVideoTracks > 0) {
+ if (numAudioTracks > 0) {
+ pc._createTransceiver('audio');
+ numAudioTracks--;
+ }
+ if (numVideoTracks > 0) {
+ pc._createTransceiver('video');
+ numVideoTracks--;
+ }
+ }
+
+ var sdp$1 = sdp.writeSessionBoilerplate(pc._sdpSessionId,
+ pc._sdpSessionVersion++);
+ pc.transceivers.forEach(function(transceiver, sdpMLineIndex) {
+ // For each track, create an ice gatherer, ice transport,
+ // dtls transport, potentially rtpsender and rtpreceiver.
+ var track = transceiver.track;
+ var kind = transceiver.kind;
+ var mid = transceiver.mid || sdp.generateIdentifier();
+ transceiver.mid = mid;
+
+ if (!transceiver.iceGatherer) {
+ transceiver.iceGatherer = pc._createIceGatherer(sdpMLineIndex,
+ pc.usingBundle);
+ }
+
+ var localCapabilities = window.RTCRtpSender.getCapabilities(kind);
+ // filter RTX until additional stuff needed for RTX is implemented
+ // in adapter.js
+ if (edgeVersion < 15019) {
+ localCapabilities.codecs = localCapabilities.codecs.filter(
+ function(codec) {
+ return codec.name !== 'rtx';
+ });
+ }
+ localCapabilities.codecs.forEach(function(codec) {
+ // work around https://bugs.chromium.org/p/webrtc/issues/detail?id=6552
+ // by adding level-asymmetry-allowed=1
+ if (codec.name === 'H264' &&
+ codec.parameters['level-asymmetry-allowed'] === undefined) {
+ codec.parameters['level-asymmetry-allowed'] = '1';
+ }
+
+ // for subsequent offers, we might have to re-use the payload
+ // type of the last offer.
+ if (transceiver.remoteCapabilities &&
+ transceiver.remoteCapabilities.codecs) {
+ transceiver.remoteCapabilities.codecs.forEach(function(remoteCodec) {
+ if (codec.name.toLowerCase() === remoteCodec.name.toLowerCase() &&
+ codec.clockRate === remoteCodec.clockRate) {
+ codec.preferredPayloadType = remoteCodec.payloadType;
+ }
+ });
+ }
+ });
+ localCapabilities.headerExtensions.forEach(function(hdrExt) {
+ var remoteExtensions = transceiver.remoteCapabilities &&
+ transceiver.remoteCapabilities.headerExtensions || [];
+ remoteExtensions.forEach(function(rHdrExt) {
+ if (hdrExt.uri === rHdrExt.uri) {
+ hdrExt.id = rHdrExt.id;
+ }
+ });
+ });
+
+ // generate an ssrc now, to be used later in rtpSender.send
+ var sendEncodingParameters = transceiver.sendEncodingParameters || [{
+ ssrc: (2 * sdpMLineIndex + 1) * 1001
+ }];
+ if (track) {
+ // add RTX
+ if (edgeVersion >= 15019 && kind === 'video' &&
+ !sendEncodingParameters[0].rtx) {
+ sendEncodingParameters[0].rtx = {
+ ssrc: sendEncodingParameters[0].ssrc + 1
+ };
+ }
+ }
+
+ if (transceiver.wantReceive) {
+ transceiver.rtpReceiver = new window.RTCRtpReceiver(
+ transceiver.dtlsTransport, kind);
+ }
+
+ transceiver.localCapabilities = localCapabilities;
+ transceiver.sendEncodingParameters = sendEncodingParameters;
+ });
+
+ // always offer BUNDLE and dispose on return if not supported.
+ if (pc._config.bundlePolicy !== 'max-compat') {
+ sdp$1 += 'a=group:BUNDLE ' + pc.transceivers.map(function(t) {
+ return t.mid;
+ }).join(' ') + '\r\n';
+ }
+ sdp$1 += 'a=ice-options:trickle\r\n';
+
+ pc.transceivers.forEach(function(transceiver, sdpMLineIndex) {
+ sdp$1 += writeMediaSection(transceiver, transceiver.localCapabilities,
+ 'offer', transceiver.stream, pc._dtlsRole);
+ sdp$1 += 'a=rtcp-rsize\r\n';
+
+ if (transceiver.iceGatherer && pc.iceGatheringState !== 'new' &&
+ (sdpMLineIndex === 0 || !pc.usingBundle)) {
+ transceiver.iceGatherer.getLocalCandidates().forEach(function(cand) {
+ cand.component = 1;
+ sdp$1 += 'a=' + sdp.writeCandidate(cand) + '\r\n';
+ });
+
+ if (transceiver.iceGatherer.state === 'completed') {
+ sdp$1 += 'a=end-of-candidates\r\n';
+ }
+ }
+ });
+
+ var desc = new window.RTCSessionDescription({
+ type: 'offer',
+ sdp: sdp$1
+ });
+ return Promise.resolve(desc);
+ };
+
+ RTCPeerConnection.prototype.createAnswer = function() {
+ var pc = this;
+
+ if (pc._isClosed) {
+ return Promise.reject(makeError('InvalidStateError',
+ 'Can not call createAnswer after close'));
+ }
+
+ if (!(pc.signalingState === 'have-remote-offer' ||
+ pc.signalingState === 'have-local-pranswer')) {
+ return Promise.reject(makeError('InvalidStateError',
+ 'Can not call createAnswer in signalingState ' + pc.signalingState));
+ }
+
+ var sdp$1 = sdp.writeSessionBoilerplate(pc._sdpSessionId,
+ pc._sdpSessionVersion++);
+ if (pc.usingBundle) {
+ sdp$1 += 'a=group:BUNDLE ' + pc.transceivers.map(function(t) {
+ return t.mid;
+ }).join(' ') + '\r\n';
+ }
+ sdp$1 += 'a=ice-options:trickle\r\n';
+
+ var mediaSectionsInOffer = sdp.getMediaSections(
+ pc._remoteDescription.sdp).length;
+ pc.transceivers.forEach(function(transceiver, sdpMLineIndex) {
+ if (sdpMLineIndex + 1 > mediaSectionsInOffer) {
+ return;
+ }
+ if (transceiver.rejected) {
+ if (transceiver.kind === 'application') {
+ if (transceiver.protocol === 'DTLS/SCTP') { // legacy fmt
+ sdp$1 += 'm=application 0 DTLS/SCTP 5000\r\n';
+ } else {
+ sdp$1 += 'm=application 0 ' + transceiver.protocol +
+ ' webrtc-datachannel\r\n';
+ }
+ } else if (transceiver.kind === 'audio') {
+ sdp$1 += 'm=audio 0 UDP/TLS/RTP/SAVPF 0\r\n' +
+ 'a=rtpmap:0 PCMU/8000\r\n';
+ } else if (transceiver.kind === 'video') {
+ sdp$1 += 'm=video 0 UDP/TLS/RTP/SAVPF 120\r\n' +
+ 'a=rtpmap:120 VP8/90000\r\n';
+ }
+ sdp$1 += 'c=IN IP4 0.0.0.0\r\n' +
+ 'a=inactive\r\n' +
+ 'a=mid:' + transceiver.mid + '\r\n';
+ return;
+ }
+
+ // FIXME: look at direction.
+ if (transceiver.stream) {
+ var localTrack;
+ if (transceiver.kind === 'audio') {
+ localTrack = transceiver.stream.getAudioTracks()[0];
+ } else if (transceiver.kind === 'video') {
+ localTrack = transceiver.stream.getVideoTracks()[0];
+ }
+ if (localTrack) {
+ // add RTX
+ if (edgeVersion >= 15019 && transceiver.kind === 'video' &&
+ !transceiver.sendEncodingParameters[0].rtx) {
+ transceiver.sendEncodingParameters[0].rtx = {
+ ssrc: transceiver.sendEncodingParameters[0].ssrc + 1
+ };
+ }
+ }
+ }
+
+ // Calculate intersection of capabilities.
+ var commonCapabilities = getCommonCapabilities(
+ transceiver.localCapabilities,
+ transceiver.remoteCapabilities);
+
+ var hasRtx = commonCapabilities.codecs.filter(function(c) {
+ return c.name.toLowerCase() === 'rtx';
+ }).length;
+ if (!hasRtx && transceiver.sendEncodingParameters[0].rtx) {
+ delete transceiver.sendEncodingParameters[0].rtx;
+ }
+
+ sdp$1 += writeMediaSection(transceiver, commonCapabilities,
+ 'answer', transceiver.stream, pc._dtlsRole);
+ if (transceiver.rtcpParameters &&
+ transceiver.rtcpParameters.reducedSize) {
+ sdp$1 += 'a=rtcp-rsize\r\n';
+ }
+ });
+
+ var desc = new window.RTCSessionDescription({
+ type: 'answer',
+ sdp: sdp$1
+ });
+ return Promise.resolve(desc);
+ };
+
+ RTCPeerConnection.prototype.addIceCandidate = function(candidate) {
+ var pc = this;
+ var sections;
+ if (candidate && !(candidate.sdpMLineIndex !== undefined ||
+ candidate.sdpMid)) {
+ return Promise.reject(new TypeError('sdpMLineIndex or sdpMid required'));
+ }
+
+ // TODO: needs to go into ops queue.
+ return new Promise(function(resolve, reject) {
+ if (!pc._remoteDescription) {
+ return reject(makeError('InvalidStateError',
+ 'Can not add ICE candidate without a remote description'));
+ } else if (!candidate || candidate.candidate === '') {
+ for (var j = 0; j < pc.transceivers.length; j++) {
+ if (pc.transceivers[j].rejected) {
+ continue;
+ }
+ pc.transceivers[j].iceTransport.addRemoteCandidate({});
+ sections = sdp.getMediaSections(pc._remoteDescription.sdp);
+ sections[j] += 'a=end-of-candidates\r\n';
+ pc._remoteDescription.sdp =
+ sdp.getDescription(pc._remoteDescription.sdp) +
+ sections.join('');
+ if (pc.usingBundle) {
+ break;
+ }
+ }
+ } else {
+ var sdpMLineIndex = candidate.sdpMLineIndex;
+ if (candidate.sdpMid) {
+ for (var i = 0; i < pc.transceivers.length; i++) {
+ if (pc.transceivers[i].mid === candidate.sdpMid) {
+ sdpMLineIndex = i;
+ break;
+ }
+ }
+ }
+ var transceiver = pc.transceivers[sdpMLineIndex];
+ if (transceiver) {
+ if (transceiver.rejected) {
+ return resolve();
+ }
+ var cand = Object.keys(candidate.candidate).length > 0 ?
+ sdp.parseCandidate(candidate.candidate) : {};
+ // Ignore Chrome's invalid candidates since Edge does not like them.
+ if (cand.protocol === 'tcp' && (cand.port === 0 || cand.port === 9)) {
+ return resolve();
+ }
+ // Ignore RTCP candidates, we assume RTCP-MUX.
+ if (cand.component && cand.component !== 1) {
+ return resolve();
+ }
+ // when using bundle, avoid adding candidates to the wrong
+ // ice transport. And avoid adding candidates added in the SDP.
+ if (sdpMLineIndex === 0 || (sdpMLineIndex > 0 &&
+ transceiver.iceTransport !== pc.transceivers[0].iceTransport)) {
+ if (!maybeAddCandidate(transceiver.iceTransport, cand)) {
+ return reject(makeError('OperationError',
+ 'Can not add ICE candidate'));
+ }
+ }
+
+ // update the remoteDescription.
+ var candidateString = candidate.candidate.trim();
+ if (candidateString.indexOf('a=') === 0) {
+ candidateString = candidateString.substr(2);
+ }
+ sections = sdp.getMediaSections(pc._remoteDescription.sdp);
+ sections[sdpMLineIndex] += 'a=' +
+ (cand.type ? candidateString : 'end-of-candidates')
+ + '\r\n';
+ pc._remoteDescription.sdp =
+ sdp.getDescription(pc._remoteDescription.sdp) +
+ sections.join('');
+ } else {
+ return reject(makeError('OperationError',
+ 'Can not add ICE candidate'));
+ }
+ }
+ resolve();
+ });
+ };
+
+ RTCPeerConnection.prototype.getStats = function(selector) {
+ if (selector && selector instanceof window.MediaStreamTrack) {
+ var senderOrReceiver = null;
+ this.transceivers.forEach(function(transceiver) {
+ if (transceiver.rtpSender &&
+ transceiver.rtpSender.track === selector) {
+ senderOrReceiver = transceiver.rtpSender;
+ } else if (transceiver.rtpReceiver &&
+ transceiver.rtpReceiver.track === selector) {
+ senderOrReceiver = transceiver.rtpReceiver;
+ }
+ });
+ if (!senderOrReceiver) {
+ throw makeError('InvalidAccessError', 'Invalid selector.');
+ }
+ return senderOrReceiver.getStats();
+ }
+
+ var promises = [];
+ this.transceivers.forEach(function(transceiver) {
+ ['rtpSender', 'rtpReceiver', 'iceGatherer', 'iceTransport',
+ 'dtlsTransport'].forEach(function(method) {
+ if (transceiver[method]) {
+ promises.push(transceiver[method].getStats());
+ }
+ });
+ });
+ return Promise.all(promises).then(function(allStats) {
+ var results = new Map();
+ allStats.forEach(function(stats) {
+ stats.forEach(function(stat) {
+ results.set(stat.id, stat);
+ });
+ });
+ return results;
+ });
+ };
+
+ // fix low-level stat names and return Map instead of object.
+ var ortcObjects = ['RTCRtpSender', 'RTCRtpReceiver', 'RTCIceGatherer',
+ 'RTCIceTransport', 'RTCDtlsTransport'];
+ ortcObjects.forEach(function(ortcObjectName) {
+ var obj = window[ortcObjectName];
+ if (obj && obj.prototype && obj.prototype.getStats) {
+ var nativeGetstats = obj.prototype.getStats;
+ obj.prototype.getStats = function() {
+ return nativeGetstats.apply(this)
+ .then(function(nativeStats) {
+ var mapStats = new Map();
+ Object.keys(nativeStats).forEach(function(id) {
+ nativeStats[id].type = fixStatsType(nativeStats[id]);
+ mapStats.set(id, nativeStats[id]);
+ });
+ return mapStats;
+ });
+ };
+ }
+ });
+
+ // legacy callback shims. Should be moved to adapter.js some days.
+ var methods = ['createOffer', 'createAnswer'];
+ methods.forEach(function(method) {
+ var nativeMethod = RTCPeerConnection.prototype[method];
+ RTCPeerConnection.prototype[method] = function() {
+ var args = arguments;
+ if (typeof args[0] === 'function' ||
+ typeof args[1] === 'function') { // legacy
+ return nativeMethod.apply(this, [arguments[2]])
+ .then(function(description) {
+ if (typeof args[0] === 'function') {
+ args[0].apply(null, [description]);
+ }
+ }, function(error) {
+ if (typeof args[1] === 'function') {
+ args[1].apply(null, [error]);
+ }
+ });
+ }
+ return nativeMethod.apply(this, arguments);
+ };
+ });
+
+ methods = ['setLocalDescription', 'setRemoteDescription', 'addIceCandidate'];
+ methods.forEach(function(method) {
+ var nativeMethod = RTCPeerConnection.prototype[method];
+ RTCPeerConnection.prototype[method] = function() {
+ var args = arguments;
+ if (typeof args[1] === 'function' ||
+ typeof args[2] === 'function') { // legacy
+ return nativeMethod.apply(this, arguments)
+ .then(function() {
+ if (typeof args[1] === 'function') {
+ args[1].apply(null);
+ }
+ }, function(error) {
+ if (typeof args[2] === 'function') {
+ args[2].apply(null, [error]);
+ }
+ });
+ }
+ return nativeMethod.apply(this, arguments);
+ };
+ });
+
+ // getStats is special. It doesn't have a spec legacy method yet we support
+ // getStats(something, cb) without error callbacks.
+ ['getStats'].forEach(function(method) {
+ var nativeMethod = RTCPeerConnection.prototype[method];
+ RTCPeerConnection.prototype[method] = function() {
+ var args = arguments;
+ if (typeof args[1] === 'function') {
+ return nativeMethod.apply(this, arguments)
+ .then(function() {
+ if (typeof args[1] === 'function') {
+ args[1].apply(null);
+ }
+ });
+ }
+ return nativeMethod.apply(this, arguments);
+ };
+ });
+
+ return RTCPeerConnection;
+ };
+
+ /*
+ * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree.
+ */
+
+ function shimGetUserMedia$2(window) {
+ const navigator = window && window.navigator;
+
+ const shimError_ = function(e) {
+ return {
+ name: {PermissionDeniedError: 'NotAllowedError'}[e.name] || e.name,
+ message: e.message,
+ constraint: e.constraint,
+ toString() {
+ return this.name;
+ }
+ };
+ };
+
+ // getUserMedia error shim.
+ const origGetUserMedia = navigator.mediaDevices.getUserMedia.
+ bind(navigator.mediaDevices);
+ navigator.mediaDevices.getUserMedia = function(c) {
+ return origGetUserMedia(c).catch(e => Promise.reject(shimError_(e)));
+ };
+ }
+
+ /*
+ * Copyright (c) 2018 The adapter.js project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree.
+ */
+
+ function shimGetDisplayMedia$1(window) {
+ if (!('getDisplayMedia' in window.navigator)) {
+ return;
+ }
+ if (!(window.navigator.mediaDevices)) {
+ return;
+ }
+ if (window.navigator.mediaDevices &&
+ 'getDisplayMedia' in window.navigator.mediaDevices) {
+ return;
+ }
+ window.navigator.mediaDevices.getDisplayMedia =
+ window.navigator.getDisplayMedia.bind(window.navigator);
+ }
+
+ /*
+ * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree.
+ */
+
+ function shimPeerConnection$1(window, browserDetails) {
+ if (window.RTCIceGatherer) {
+ if (!window.RTCIceCandidate) {
+ window.RTCIceCandidate = function RTCIceCandidate(args) {
+ return args;
+ };
+ }
+ if (!window.RTCSessionDescription) {
+ window.RTCSessionDescription = function RTCSessionDescription(args) {
+ return args;
+ };
+ }
+ // this adds an additional event listener to MediaStrackTrack that signals
+ // when a tracks enabled property was changed. Workaround for a bug in
+ // addStream, see below. No longer required in 15025+
+ if (browserDetails.version < 15025) {
+ const origMSTEnabled = Object.getOwnPropertyDescriptor(
+ window.MediaStreamTrack.prototype, 'enabled');
+ Object.defineProperty(window.MediaStreamTrack.prototype, 'enabled', {
+ set(value) {
+ origMSTEnabled.set.call(this, value);
+ const ev = new Event('enabled');
+ ev.enabled = value;
+ this.dispatchEvent(ev);
+ }
+ });
+ }
+ }
+
+ // ORTC defines the DTMF sender a bit different.
+ // https://github.com/w3c/ortc/issues/714
+ if (window.RTCRtpSender && !('dtmf' in window.RTCRtpSender.prototype)) {
+ Object.defineProperty(window.RTCRtpSender.prototype, 'dtmf', {
+ get() {
+ if (this._dtmf === undefined) {
+ if (this.track.kind === 'audio') {
+ this._dtmf = new window.RTCDtmfSender(this);
+ } else if (this.track.kind === 'video') {
+ this._dtmf = null;
+ }
+ }
+ return this._dtmf;
+ }
+ });
+ }
+ // Edge currently only implements the RTCDtmfSender, not the
+ // RTCDTMFSender alias. See http://draft.ortc.org/#rtcdtmfsender2*
+ if (window.RTCDtmfSender && !window.RTCDTMFSender) {
+ window.RTCDTMFSender = window.RTCDtmfSender;
+ }
+
+ const RTCPeerConnectionShim = rtcpeerconnection(window,
+ browserDetails.version);
+ window.RTCPeerConnection = function RTCPeerConnection(config) {
+ if (config && config.iceServers) {
+ config.iceServers = filterIceServers$1(config.iceServers,
+ browserDetails.version);
+ log$1('ICE servers after filtering:', config.iceServers);
+ }
+ return new RTCPeerConnectionShim(config);
+ };
+ window.RTCPeerConnection.prototype = RTCPeerConnectionShim.prototype;
+ }
+
+ function shimReplaceTrack(window) {
+ // ORTC has replaceTrack -- https://github.com/w3c/ortc/issues/614
+ if (window.RTCRtpSender &&
+ !('replaceTrack' in window.RTCRtpSender.prototype)) {
+ window.RTCRtpSender.prototype.replaceTrack =
+ window.RTCRtpSender.prototype.setTrack;
+ }
+ }
+
+ var edgeShim = /*#__PURE__*/Object.freeze({
+ __proto__: null,
+ shimPeerConnection: shimPeerConnection$1,
+ shimReplaceTrack: shimReplaceTrack,
+ shimGetUserMedia: shimGetUserMedia$2,
+ shimGetDisplayMedia: shimGetDisplayMedia$1
+ });
+
+ /*
+ * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree.
+ */
+
+ function shimGetUserMedia$1(window, browserDetails) {
+ const navigator = window && window.navigator;
+ const MediaStreamTrack = window && window.MediaStreamTrack;
+
+ navigator.getUserMedia = function(constraints, onSuccess, onError) {
+ // Replace Firefox 44+'s deprecation warning with unprefixed version.
+ deprecated('navigator.getUserMedia',
+ 'navigator.mediaDevices.getUserMedia');
+ navigator.mediaDevices.getUserMedia(constraints).then(onSuccess, onError);
+ };
+
+ if (!(browserDetails.version > 55 &&
+ 'autoGainControl' in navigator.mediaDevices.getSupportedConstraints())) {
+ const remap = function(obj, a, b) {
+ if (a in obj && !(b in obj)) {
+ obj[b] = obj[a];
+ delete obj[a];
+ }
+ };
+
+ const nativeGetUserMedia = navigator.mediaDevices.getUserMedia.
+ bind(navigator.mediaDevices);
+ navigator.mediaDevices.getUserMedia = function(c) {
+ if (typeof c === 'object' && typeof c.audio === 'object') {
+ c = JSON.parse(JSON.stringify(c));
+ remap(c.audio, 'autoGainControl', 'mozAutoGainControl');
+ remap(c.audio, 'noiseSuppression', 'mozNoiseSuppression');
+ }
+ return nativeGetUserMedia(c);
+ };
+
+ if (MediaStreamTrack && MediaStreamTrack.prototype.getSettings) {
+ const nativeGetSettings = MediaStreamTrack.prototype.getSettings;
+ MediaStreamTrack.prototype.getSettings = function() {
+ const obj = nativeGetSettings.apply(this, arguments);
+ remap(obj, 'mozAutoGainControl', 'autoGainControl');
+ remap(obj, 'mozNoiseSuppression', 'noiseSuppression');
+ return obj;
+ };
+ }
+
+ if (MediaStreamTrack && MediaStreamTrack.prototype.applyConstraints) {
+ const nativeApplyConstraints =
+ MediaStreamTrack.prototype.applyConstraints;
+ MediaStreamTrack.prototype.applyConstraints = function(c) {
+ if (this.kind === 'audio' && typeof c === 'object') {
+ c = JSON.parse(JSON.stringify(c));
+ remap(c, 'autoGainControl', 'mozAutoGainControl');
+ remap(c, 'noiseSuppression', 'mozNoiseSuppression');
+ }
+ return nativeApplyConstraints.apply(this, [c]);
+ };
+ }
+ }
+ }
+
+ /*
+ * Copyright (c) 2018 The adapter.js project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree.
+ */
+
+ function shimGetDisplayMedia(window, preferredMediaSource) {
+ if (window.navigator.mediaDevices &&
+ 'getDisplayMedia' in window.navigator.mediaDevices) {
+ return;
+ }
+ if (!(window.navigator.mediaDevices)) {
+ return;
+ }
+ window.navigator.mediaDevices.getDisplayMedia =
+ function getDisplayMedia(constraints) {
+ if (!(constraints && constraints.video)) {
+ const err = new DOMException('getDisplayMedia without video ' +
+ 'constraints is undefined');
+ err.name = 'NotFoundError';
+ // from https://heycam.github.io/webidl/#idl-DOMException-error-names
+ err.code = 8;
+ return Promise.reject(err);
+ }
+ if (constraints.video === true) {
+ constraints.video = {mediaSource: preferredMediaSource};
+ } else {
+ constraints.video.mediaSource = preferredMediaSource;
+ }
+ return window.navigator.mediaDevices.getUserMedia(constraints);
+ };
+ }
+
+ /*
+ * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree.
+ */
+
+ function shimOnTrack(window) {
+ if (typeof window === 'object' && window.RTCTrackEvent &&
+ ('receiver' in window.RTCTrackEvent.prototype) &&
+ !('transceiver' in window.RTCTrackEvent.prototype)) {
+ Object.defineProperty(window.RTCTrackEvent.prototype, 'transceiver', {
+ get() {
+ return {receiver: this.receiver};
+ }
+ });
+ }
+ }
+
+ function shimPeerConnection(window, browserDetails) {
+ if (typeof window !== 'object' ||
+ !(window.RTCPeerConnection || window.mozRTCPeerConnection)) {
+ return; // probably media.peerconnection.enabled=false in about:config
+ }
+ if (!window.RTCPeerConnection && window.mozRTCPeerConnection) {
+ // very basic support for old versions.
+ window.RTCPeerConnection = window.mozRTCPeerConnection;
+ }
+
+ if (browserDetails.version < 53) {
+ // shim away need for obsolete RTCIceCandidate/RTCSessionDescription.
+ ['setLocalDescription', 'setRemoteDescription', 'addIceCandidate']
+ .forEach(function(method) {
+ const nativeMethod = window.RTCPeerConnection.prototype[method];
+ const methodObj = {[method]() {
+ arguments[0] = new ((method === 'addIceCandidate') ?
+ window.RTCIceCandidate :
+ window.RTCSessionDescription)(arguments[0]);
+ return nativeMethod.apply(this, arguments);
+ }};
+ window.RTCPeerConnection.prototype[method] = methodObj[method];
+ });
+ }
+
+ const modernStatsTypes = {
+ inboundrtp: 'inbound-rtp',
+ outboundrtp: 'outbound-rtp',
+ candidatepair: 'candidate-pair',
+ localcandidate: 'local-candidate',
+ remotecandidate: 'remote-candidate'
+ };
+
+ const nativeGetStats = window.RTCPeerConnection.prototype.getStats;
+ window.RTCPeerConnection.prototype.getStats = function getStats() {
+ const [selector, onSucc, onErr] = arguments;
+ return nativeGetStats.apply(this, [selector || null])
+ .then(stats => {
+ if (browserDetails.version < 53 && !onSucc) {
+ // Shim only promise getStats with spec-hyphens in type names
+ // Leave callback version alone; misc old uses of forEach before Map
+ try {
+ stats.forEach(stat => {
+ stat.type = modernStatsTypes[stat.type] || stat.type;
+ });
+ } catch (e) {
+ if (e.name !== 'TypeError') {
+ throw e;
+ }
+ // Avoid TypeError: "type" is read-only, in old versions. 34-43ish
+ stats.forEach((stat, i) => {
+ stats.set(i, Object.assign({}, stat, {
+ type: modernStatsTypes[stat.type] || stat.type
+ }));
+ });
+ }
+ }
+ return stats;
+ })
+ .then(onSucc, onErr);
+ };
+ }
+
+ function shimSenderGetStats(window) {
+ if (!(typeof window === 'object' && window.RTCPeerConnection &&
+ window.RTCRtpSender)) {
+ return;
+ }
+ if (window.RTCRtpSender && 'getStats' in window.RTCRtpSender.prototype) {
+ return;
+ }
+ const origGetSenders = window.RTCPeerConnection.prototype.getSenders;
+ if (origGetSenders) {
+ window.RTCPeerConnection.prototype.getSenders = function getSenders() {
+ const senders = origGetSenders.apply(this, []);
+ senders.forEach(sender => sender._pc = this);
+ return senders;
+ };
+ }
+
+ const origAddTrack = window.RTCPeerConnection.prototype.addTrack;
+ if (origAddTrack) {
+ window.RTCPeerConnection.prototype.addTrack = function addTrack() {
+ const sender = origAddTrack.apply(this, arguments);
+ sender._pc = this;
+ return sender;
+ };
+ }
+ window.RTCRtpSender.prototype.getStats = function getStats() {
+ return this.track ? this._pc.getStats(this.track) :
+ Promise.resolve(new Map());
+ };
+ }
+
+ function shimReceiverGetStats(window) {
+ if (!(typeof window === 'object' && window.RTCPeerConnection &&
+ window.RTCRtpSender)) {
+ return;
+ }
+ if (window.RTCRtpSender && 'getStats' in window.RTCRtpReceiver.prototype) {
+ return;
+ }
+ const origGetReceivers = window.RTCPeerConnection.prototype.getReceivers;
+ if (origGetReceivers) {
+ window.RTCPeerConnection.prototype.getReceivers = function getReceivers() {
+ const receivers = origGetReceivers.apply(this, []);
+ receivers.forEach(receiver => receiver._pc = this);
+ return receivers;
+ };
+ }
+ wrapPeerConnectionEvent(window, 'track', e => {
+ e.receiver._pc = e.srcElement;
+ return e;
+ });
+ window.RTCRtpReceiver.prototype.getStats = function getStats() {
+ return this._pc.getStats(this.track);
+ };
+ }
+
+ function shimRemoveStream(window) {
+ if (!window.RTCPeerConnection ||
+ 'removeStream' in window.RTCPeerConnection.prototype) {
+ return;
+ }
+ window.RTCPeerConnection.prototype.removeStream =
+ function removeStream(stream) {
+ deprecated('removeStream', 'removeTrack');
+ this.getSenders().forEach(sender => {
+ if (sender.track && stream.getTracks().includes(sender.track)) {
+ this.removeTrack(sender);
+ }
+ });
+ };
+ }
+
+ function shimRTCDataChannel(window) {
+ // rename DataChannel to RTCDataChannel (native fix in FF60):
+ // https://bugzilla.mozilla.org/show_bug.cgi?id=1173851
+ if (window.DataChannel && !window.RTCDataChannel) {
+ window.RTCDataChannel = window.DataChannel;
+ }
+ }
+
+ function shimAddTransceiver(window) {
+ // https://github.com/webrtcHacks/adapter/issues/998#issuecomment-516921647
+ // Firefox ignores the init sendEncodings options passed to addTransceiver
+ // https://bugzilla.mozilla.org/show_bug.cgi?id=1396918
+ if (!(typeof window === 'object' && window.RTCPeerConnection)) {
+ return;
+ }
+ const origAddTransceiver = window.RTCPeerConnection.prototype.addTransceiver;
+ if (origAddTransceiver) {
+ window.RTCPeerConnection.prototype.addTransceiver =
+ function addTransceiver() {
+ this.setParametersPromises = [];
+ const initParameters = arguments[1];
+ const shouldPerformCheck = initParameters &&
+ 'sendEncodings' in initParameters;
+ if (shouldPerformCheck) {
+ // If sendEncodings params are provided, validate grammar
+ initParameters.sendEncodings.forEach((encodingParam) => {
+ if ('rid' in encodingParam) {
+ const ridRegex = /^[a-z0-9]{0,16}$/i;
+ if (!ridRegex.test(encodingParam.rid)) {
+ throw new TypeError('Invalid RID value provided.');
+ }
+ }
+ if ('scaleResolutionDownBy' in encodingParam) {
+ if (!(parseFloat(encodingParam.scaleResolutionDownBy) >= 1.0)) {
+ throw new RangeError('scale_resolution_down_by must be >= 1.0');
+ }
+ }
+ if ('maxFramerate' in encodingParam) {
+ if (!(parseFloat(encodingParam.maxFramerate) >= 0)) {
+ throw new RangeError('max_framerate must be >= 0.0');
+ }
+ }
+ });
+ }
+ const transceiver = origAddTransceiver.apply(this, arguments);
+ if (shouldPerformCheck) {
+ // Check if the init options were applied. If not we do this in an
+ // asynchronous way and save the promise reference in a global object.
+ // This is an ugly hack, but at the same time is way more robust than
+ // checking the sender parameters before and after the createOffer
+ // Also note that after the createoffer we are not 100% sure that
+ // the params were asynchronously applied so we might miss the
+ // opportunity to recreate offer.
+ const {sender} = transceiver;
+ const params = sender.getParameters();
+ if (!('encodings' in params) ||
+ // Avoid being fooled by patched getParameters() below.
+ (params.encodings.length === 1 &&
+ Object.keys(params.encodings[0]).length === 0)) {
+ params.encodings = initParameters.sendEncodings;
+ sender.sendEncodings = initParameters.sendEncodings;
+ this.setParametersPromises.push(sender.setParameters(params)
+ .then(() => {
+ delete sender.sendEncodings;
+ }).catch(() => {
+ delete sender.sendEncodings;
+ })
+ );
+ }
+ }
+ return transceiver;
+ };
+ }
+ }
+
+ function shimGetParameters(window) {
+ if (!(typeof window === 'object' && window.RTCRtpSender)) {
+ return;
+ }
+ const origGetParameters = window.RTCRtpSender.prototype.getParameters;
+ if (origGetParameters) {
+ window.RTCRtpSender.prototype.getParameters =
+ function getParameters() {
+ const params = origGetParameters.apply(this, arguments);
+ if (!('encodings' in params)) {
+ params.encodings = [].concat(this.sendEncodings || [{}]);
+ }
+ return params;
+ };
+ }
+ }
+
+ function shimCreateOffer(window) {
+ // https://github.com/webrtcHacks/adapter/issues/998#issuecomment-516921647
+ // Firefox ignores the init sendEncodings options passed to addTransceiver
+ // https://bugzilla.mozilla.org/show_bug.cgi?id=1396918
+ if (!(typeof window === 'object' && window.RTCPeerConnection)) {
+ return;
+ }
+ const origCreateOffer = window.RTCPeerConnection.prototype.createOffer;
+ window.RTCPeerConnection.prototype.createOffer = function createOffer() {
+ if (this.setParametersPromises && this.setParametersPromises.length) {
+ return Promise.all(this.setParametersPromises)
+ .then(() => {
+ return origCreateOffer.apply(this, arguments);
+ })
+ .finally(() => {
+ this.setParametersPromises = [];
+ });
+ }
+ return origCreateOffer.apply(this, arguments);
+ };
+ }
+
+ function shimCreateAnswer(window) {
+ // https://github.com/webrtcHacks/adapter/issues/998#issuecomment-516921647
+ // Firefox ignores the init sendEncodings options passed to addTransceiver
+ // https://bugzilla.mozilla.org/show_bug.cgi?id=1396918
+ if (!(typeof window === 'object' && window.RTCPeerConnection)) {
+ return;
+ }
+ const origCreateAnswer = window.RTCPeerConnection.prototype.createAnswer;
+ window.RTCPeerConnection.prototype.createAnswer = function createAnswer() {
+ if (this.setParametersPromises && this.setParametersPromises.length) {
+ return Promise.all(this.setParametersPromises)
+ .then(() => {
+ return origCreateAnswer.apply(this, arguments);
+ })
+ .finally(() => {
+ this.setParametersPromises = [];
+ });
+ }
+ return origCreateAnswer.apply(this, arguments);
+ };
+ }
+
+ var firefoxShim = /*#__PURE__*/Object.freeze({
+ __proto__: null,
+ shimOnTrack: shimOnTrack,
+ shimPeerConnection: shimPeerConnection,
+ shimSenderGetStats: shimSenderGetStats,
+ shimReceiverGetStats: shimReceiverGetStats,
+ shimRemoveStream: shimRemoveStream,
+ shimRTCDataChannel: shimRTCDataChannel,
+ shimAddTransceiver: shimAddTransceiver,
+ shimGetParameters: shimGetParameters,
+ shimCreateOffer: shimCreateOffer,
+ shimCreateAnswer: shimCreateAnswer,
+ shimGetUserMedia: shimGetUserMedia$1,
+ shimGetDisplayMedia: shimGetDisplayMedia
+ });
+
+ /*
+ * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree.
+ */
+
+ function shimLocalStreamsAPI(window) {
+ if (typeof window !== 'object' || !window.RTCPeerConnection) {
+ return;
+ }
+ if (!('getLocalStreams' in window.RTCPeerConnection.prototype)) {
+ window.RTCPeerConnection.prototype.getLocalStreams =
+ function getLocalStreams() {
+ if (!this._localStreams) {
+ this._localStreams = [];
+ }
+ return this._localStreams;
+ };
+ }
+ if (!('addStream' in window.RTCPeerConnection.prototype)) {
+ const _addTrack = window.RTCPeerConnection.prototype.addTrack;
+ window.RTCPeerConnection.prototype.addStream = function addStream(stream) {
+ if (!this._localStreams) {
+ this._localStreams = [];
+ }
+ if (!this._localStreams.includes(stream)) {
+ this._localStreams.push(stream);
+ }
+ // Try to emulate Chrome's behaviour of adding in audio-video order.
+ // Safari orders by track id.
+ stream.getAudioTracks().forEach(track => _addTrack.call(this, track,
+ stream));
+ stream.getVideoTracks().forEach(track => _addTrack.call(this, track,
+ stream));
+ };
+
+ window.RTCPeerConnection.prototype.addTrack =
+ function addTrack(track, ...streams) {
+ if (streams) {
+ streams.forEach((stream) => {
+ if (!this._localStreams) {
+ this._localStreams = [stream];
+ } else if (!this._localStreams.includes(stream)) {
+ this._localStreams.push(stream);
+ }
+ });
+ }
+ return _addTrack.apply(this, arguments);
+ };
+ }
+ if (!('removeStream' in window.RTCPeerConnection.prototype)) {
+ window.RTCPeerConnection.prototype.removeStream =
+ function removeStream(stream) {
+ if (!this._localStreams) {
+ this._localStreams = [];
+ }
+ const index = this._localStreams.indexOf(stream);
+ if (index === -1) {
+ return;
+ }
+ this._localStreams.splice(index, 1);
+ const tracks = stream.getTracks();
+ this.getSenders().forEach(sender => {
+ if (tracks.includes(sender.track)) {
+ this.removeTrack(sender);
+ }
+ });
+ };
+ }
+ }
+
+ function shimRemoteStreamsAPI(window) {
+ if (typeof window !== 'object' || !window.RTCPeerConnection) {
+ return;
+ }
+ if (!('getRemoteStreams' in window.RTCPeerConnection.prototype)) {
+ window.RTCPeerConnection.prototype.getRemoteStreams =
+ function getRemoteStreams() {
+ return this._remoteStreams ? this._remoteStreams : [];
+ };
+ }
+ if (!('onaddstream' in window.RTCPeerConnection.prototype)) {
+ Object.defineProperty(window.RTCPeerConnection.prototype, 'onaddstream', {
+ get() {
+ return this._onaddstream;
+ },
+ set(f) {
+ if (this._onaddstream) {
+ this.removeEventListener('addstream', this._onaddstream);
+ this.removeEventListener('track', this._onaddstreampoly);
+ }
+ this.addEventListener('addstream', this._onaddstream = f);
+ this.addEventListener('track', this._onaddstreampoly = (e) => {
+ e.streams.forEach(stream => {
+ if (!this._remoteStreams) {
+ this._remoteStreams = [];
+ }
+ if (this._remoteStreams.includes(stream)) {
+ return;
+ }
+ this._remoteStreams.push(stream);
+ const event = new Event('addstream');
+ event.stream = stream;
+ this.dispatchEvent(event);
+ });
+ });
+ }
+ });
+ const origSetRemoteDescription =
+ window.RTCPeerConnection.prototype.setRemoteDescription;
+ window.RTCPeerConnection.prototype.setRemoteDescription =
+ function setRemoteDescription() {
+ const pc = this;
+ if (!this._onaddstreampoly) {
+ this.addEventListener('track', this._onaddstreampoly = function(e) {
+ e.streams.forEach(stream => {
+ if (!pc._remoteStreams) {
+ pc._remoteStreams = [];
+ }
+ if (pc._remoteStreams.indexOf(stream) >= 0) {
+ return;
+ }
+ pc._remoteStreams.push(stream);
+ const event = new Event('addstream');
+ event.stream = stream;
+ pc.dispatchEvent(event);
+ });
+ });
+ }
+ return origSetRemoteDescription.apply(pc, arguments);
+ };
+ }
+ }
+
+ function shimCallbacksAPI(window) {
+ if (typeof window !== 'object' || !window.RTCPeerConnection) {
+ return;
+ }
+ const prototype = window.RTCPeerConnection.prototype;
+ const origCreateOffer = prototype.createOffer;
+ const origCreateAnswer = prototype.createAnswer;
+ const setLocalDescription = prototype.setLocalDescription;
+ const setRemoteDescription = prototype.setRemoteDescription;
+ const addIceCandidate = prototype.addIceCandidate;
+
+ prototype.createOffer =
+ function createOffer(successCallback, failureCallback) {
+ const options = (arguments.length >= 2) ? arguments[2] : arguments[0];
+ const promise = origCreateOffer.apply(this, [options]);
+ if (!failureCallback) {
+ return promise;
+ }
+ promise.then(successCallback, failureCallback);
+ return Promise.resolve();
+ };
+
+ prototype.createAnswer =
+ function createAnswer(successCallback, failureCallback) {
+ const options = (arguments.length >= 2) ? arguments[2] : arguments[0];
+ const promise = origCreateAnswer.apply(this, [options]);
+ if (!failureCallback) {
+ return promise;
+ }
+ promise.then(successCallback, failureCallback);
+ return Promise.resolve();
+ };
+
+ let withCallback = function(description, successCallback, failureCallback) {
+ const promise = setLocalDescription.apply(this, [description]);
+ if (!failureCallback) {
+ return promise;
+ }
+ promise.then(successCallback, failureCallback);
+ return Promise.resolve();
+ };
+ prototype.setLocalDescription = withCallback;
+
+ withCallback = function(description, successCallback, failureCallback) {
+ const promise = setRemoteDescription.apply(this, [description]);
+ if (!failureCallback) {
+ return promise;
+ }
+ promise.then(successCallback, failureCallback);
+ return Promise.resolve();
+ };
+ prototype.setRemoteDescription = withCallback;
+
+ withCallback = function(candidate, successCallback, failureCallback) {
+ const promise = addIceCandidate.apply(this, [candidate]);
+ if (!failureCallback) {
+ return promise;
+ }
+ promise.then(successCallback, failureCallback);
+ return Promise.resolve();
+ };
+ prototype.addIceCandidate = withCallback;
+ }
+
+ function shimGetUserMedia(window) {
+ const navigator = window && window.navigator;
+
+ if (navigator.mediaDevices && navigator.mediaDevices.getUserMedia) {
+ // shim not needed in Safari 12.1
+ const mediaDevices = navigator.mediaDevices;
+ const _getUserMedia = mediaDevices.getUserMedia.bind(mediaDevices);
+ navigator.mediaDevices.getUserMedia = (constraints) => {
+ return _getUserMedia(shimConstraints(constraints));
+ };
+ }
+
+ if (!navigator.getUserMedia && navigator.mediaDevices &&
+ navigator.mediaDevices.getUserMedia) {
+ navigator.getUserMedia = function getUserMedia(constraints, cb, errcb) {
+ navigator.mediaDevices.getUserMedia(constraints)
+ .then(cb, errcb);
+ }.bind(navigator);
+ }
+ }
+
+ function shimConstraints(constraints) {
+ if (constraints && constraints.video !== undefined) {
+ return Object.assign({},
+ constraints,
+ {video: compactObject(constraints.video)}
+ );
+ }
+
+ return constraints;
+ }
+
+ function shimRTCIceServerUrls(window) {
+ if (!window.RTCPeerConnection) {
+ return;
+ }
+ // migrate from non-spec RTCIceServer.url to RTCIceServer.urls
+ const OrigPeerConnection = window.RTCPeerConnection;
+ window.RTCPeerConnection =
+ function RTCPeerConnection(pcConfig, pcConstraints) {
+ if (pcConfig && pcConfig.iceServers) {
+ const newIceServers = [];
+ for (let i = 0; i < pcConfig.iceServers.length; i++) {
+ let server = pcConfig.iceServers[i];
+ if (!server.hasOwnProperty('urls') &&
+ server.hasOwnProperty('url')) {
+ deprecated('RTCIceServer.url', 'RTCIceServer.urls');
+ server = JSON.parse(JSON.stringify(server));
+ server.urls = server.url;
+ delete server.url;
+ newIceServers.push(server);
+ } else {
+ newIceServers.push(pcConfig.iceServers[i]);
+ }
+ }
+ pcConfig.iceServers = newIceServers;
+ }
+ return new OrigPeerConnection(pcConfig, pcConstraints);
+ };
+ window.RTCPeerConnection.prototype = OrigPeerConnection.prototype;
+ // wrap static methods. Currently just generateCertificate.
+ if ('generateCertificate' in OrigPeerConnection) {
+ Object.defineProperty(window.RTCPeerConnection, 'generateCertificate', {
+ get() {
+ return OrigPeerConnection.generateCertificate;
+ }
+ });
+ }
+ }
+
+ function shimTrackEventTransceiver(window) {
+ // Add event.transceiver member over deprecated event.receiver
+ if (typeof window === 'object' && window.RTCTrackEvent &&
+ 'receiver' in window.RTCTrackEvent.prototype &&
+ !('transceiver' in window.RTCTrackEvent.prototype)) {
+ Object.defineProperty(window.RTCTrackEvent.prototype, 'transceiver', {
+ get() {
+ return {receiver: this.receiver};
+ }
+ });
+ }
+ }
+
+ function shimCreateOfferLegacy(window) {
+ const origCreateOffer = window.RTCPeerConnection.prototype.createOffer;
+ window.RTCPeerConnection.prototype.createOffer =
+ function createOffer(offerOptions) {
+ if (offerOptions) {
+ if (typeof offerOptions.offerToReceiveAudio !== 'undefined') {
+ // support bit values
+ offerOptions.offerToReceiveAudio =
+ !!offerOptions.offerToReceiveAudio;
+ }
+ const audioTransceiver = this.getTransceivers().find(transceiver =>
+ transceiver.receiver.track.kind === 'audio');
+ if (offerOptions.offerToReceiveAudio === false && audioTransceiver) {
+ if (audioTransceiver.direction === 'sendrecv') {
+ if (audioTransceiver.setDirection) {
+ audioTransceiver.setDirection('sendonly');
+ } else {
+ audioTransceiver.direction = 'sendonly';
+ }
+ } else if (audioTransceiver.direction === 'recvonly') {
+ if (audioTransceiver.setDirection) {
+ audioTransceiver.setDirection('inactive');
+ } else {
+ audioTransceiver.direction = 'inactive';
+ }
+ }
+ } else if (offerOptions.offerToReceiveAudio === true &&
+ !audioTransceiver) {
+ this.addTransceiver('audio');
+ }
+
+ if (typeof offerOptions.offerToReceiveVideo !== 'undefined') {
+ // support bit values
+ offerOptions.offerToReceiveVideo =
+ !!offerOptions.offerToReceiveVideo;
+ }
+ const videoTransceiver = this.getTransceivers().find(transceiver =>
+ transceiver.receiver.track.kind === 'video');
+ if (offerOptions.offerToReceiveVideo === false && videoTransceiver) {
+ if (videoTransceiver.direction === 'sendrecv') {
+ if (videoTransceiver.setDirection) {
+ videoTransceiver.setDirection('sendonly');
+ } else {
+ videoTransceiver.direction = 'sendonly';
+ }
+ } else if (videoTransceiver.direction === 'recvonly') {
+ if (videoTransceiver.setDirection) {
+ videoTransceiver.setDirection('inactive');
+ } else {
+ videoTransceiver.direction = 'inactive';
+ }
+ }
+ } else if (offerOptions.offerToReceiveVideo === true &&
+ !videoTransceiver) {
+ this.addTransceiver('video');
+ }
+ }
+ return origCreateOffer.apply(this, arguments);
+ };
+ }
+
+ function shimAudioContext(window) {
+ if (typeof window !== 'object' || window.AudioContext) {
+ return;
+ }
+ window.AudioContext = window.webkitAudioContext;
+ }
+
+ var safariShim = /*#__PURE__*/Object.freeze({
+ __proto__: null,
+ shimLocalStreamsAPI: shimLocalStreamsAPI,
+ shimRemoteStreamsAPI: shimRemoteStreamsAPI,
+ shimCallbacksAPI: shimCallbacksAPI,
+ shimGetUserMedia: shimGetUserMedia,
+ shimConstraints: shimConstraints,
+ shimRTCIceServerUrls: shimRTCIceServerUrls,
+ shimTrackEventTransceiver: shimTrackEventTransceiver,
+ shimCreateOfferLegacy: shimCreateOfferLegacy,
+ shimAudioContext: shimAudioContext
+ });
+
+ /*
+ * Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree.
+ */
+
+ function shimRTCIceCandidate(window) {
+ // foundation is arbitrarily chosen as an indicator for full support for
+ // https://w3c.github.io/webrtc-pc/#rtcicecandidate-interface
+ if (!window.RTCIceCandidate || (window.RTCIceCandidate && 'foundation' in
+ window.RTCIceCandidate.prototype)) {
+ return;
+ }
+
+ const NativeRTCIceCandidate = window.RTCIceCandidate;
+ window.RTCIceCandidate = function RTCIceCandidate(args) {
+ // Remove the a= which shouldn't be part of the candidate string.
+ if (typeof args === 'object' && args.candidate &&
+ args.candidate.indexOf('a=') === 0) {
+ args = JSON.parse(JSON.stringify(args));
+ args.candidate = args.candidate.substr(2);
+ }
+
+ if (args.candidate && args.candidate.length) {
+ // Augment the native candidate with the parsed fields.
+ const nativeCandidate = new NativeRTCIceCandidate(args);
+ const parsedCandidate = sdp.parseCandidate(args.candidate);
+ const augmentedCandidate = Object.assign(nativeCandidate,
+ parsedCandidate);
+
+ // Add a serializer that does not serialize the extra attributes.
+ augmentedCandidate.toJSON = function toJSON() {
+ return {
+ candidate: augmentedCandidate.candidate,
+ sdpMid: augmentedCandidate.sdpMid,
+ sdpMLineIndex: augmentedCandidate.sdpMLineIndex,
+ usernameFragment: augmentedCandidate.usernameFragment,
+ };
+ };
+ return augmentedCandidate;
+ }
+ return new NativeRTCIceCandidate(args);
+ };
+ window.RTCIceCandidate.prototype = NativeRTCIceCandidate.prototype;
+
+ // Hook up the augmented candidate in onicecandidate and
+ // addEventListener('icecandidate', ...)
+ wrapPeerConnectionEvent(window, 'icecandidate', e => {
+ if (e.candidate) {
+ Object.defineProperty(e, 'candidate', {
+ value: new window.RTCIceCandidate(e.candidate),
+ writable: 'false'
+ });
+ }
+ return e;
+ });
+ }
+
+ function shimMaxMessageSize(window, browserDetails) {
+ if (!window.RTCPeerConnection) {
+ return;
+ }
+
+ if (!('sctp' in window.RTCPeerConnection.prototype)) {
+ Object.defineProperty(window.RTCPeerConnection.prototype, 'sctp', {
+ get() {
+ return typeof this._sctp === 'undefined' ? null : this._sctp;
+ }
+ });
+ }
+
+ const sctpInDescription = function(description) {
+ if (!description || !description.sdp) {
+ return false;
+ }
+ const sections = sdp.splitSections(description.sdp);
+ sections.shift();
+ return sections.some(mediaSection => {
+ const mLine = sdp.parseMLine(mediaSection);
+ return mLine && mLine.kind === 'application'
+ && mLine.protocol.indexOf('SCTP') !== -1;
+ });
+ };
+
+ const getRemoteFirefoxVersion = function(description) {
+ // TODO: Is there a better solution for detecting Firefox?
+ const match = description.sdp.match(/mozilla...THIS_IS_SDPARTA-(\d+)/);
+ if (match === null || match.length < 2) {
+ return -1;
+ }
+ const version = parseInt(match[1], 10);
+ // Test for NaN (yes, this is ugly)
+ return version !== version ? -1 : version;
+ };
+
+ const getCanSendMaxMessageSize = function(remoteIsFirefox) {
+ // Every implementation we know can send at least 64 KiB.
+ // Note: Although Chrome is technically able to send up to 256 KiB, the
+ // data does not reach the other peer reliably.
+ // See: https://bugs.chromium.org/p/webrtc/issues/detail?id=8419
+ let canSendMaxMessageSize = 65536;
+ if (browserDetails.browser === 'firefox') {
+ if (browserDetails.version < 57) {
+ if (remoteIsFirefox === -1) {
+ // FF < 57 will send in 16 KiB chunks using the deprecated PPID
+ // fragmentation.
+ canSendMaxMessageSize = 16384;
+ } else {
+ // However, other FF (and RAWRTC) can reassemble PPID-fragmented
+ // messages. Thus, supporting ~2 GiB when sending.
+ canSendMaxMessageSize = 2147483637;
+ }
+ } else if (browserDetails.version < 60) {
+ // Currently, all FF >= 57 will reset the remote maximum message size
+ // to the default value when a data channel is created at a later
+ // stage. :(
+ // See: https://bugzilla.mozilla.org/show_bug.cgi?id=1426831
+ canSendMaxMessageSize =
+ browserDetails.version === 57 ? 65535 : 65536;
+ } else {
+ // FF >= 60 supports sending ~2 GiB
+ canSendMaxMessageSize = 2147483637;
+ }
+ }
+ return canSendMaxMessageSize;
+ };
+
+ const getMaxMessageSize = function(description, remoteIsFirefox) {
+ // Note: 65536 bytes is the default value from the SDP spec. Also,
+ // every implementation we know supports receiving 65536 bytes.
+ let maxMessageSize = 65536;
+
+ // FF 57 has a slightly incorrect default remote max message size, so
+ // we need to adjust it here to avoid a failure when sending.
+ // See: https://bugzilla.mozilla.org/show_bug.cgi?id=1425697
+ if (browserDetails.browser === 'firefox'
+ && browserDetails.version === 57) {
+ maxMessageSize = 65535;
+ }
+
+ const match = sdp.matchPrefix(description.sdp,
+ 'a=max-message-size:');
+ if (match.length > 0) {
+ maxMessageSize = parseInt(match[0].substr(19), 10);
+ } else if (browserDetails.browser === 'firefox' &&
+ remoteIsFirefox !== -1) {
+ // If the maximum message size is not present in the remote SDP and
+ // both local and remote are Firefox, the remote peer can receive
+ // ~2 GiB.
+ maxMessageSize = 2147483637;
+ }
+ return maxMessageSize;
+ };
+
+ const origSetRemoteDescription =
+ window.RTCPeerConnection.prototype.setRemoteDescription;
+ window.RTCPeerConnection.prototype.setRemoteDescription =
+ function setRemoteDescription() {
+ this._sctp = null;
+ // Chrome decided to not expose .sctp in plan-b mode.
+ // As usual, adapter.js has to do an 'ugly worakaround'
+ // to cover up the mess.
+ if (browserDetails.browser === 'chrome' && browserDetails.version >= 76) {
+ const {sdpSemantics} = this.getConfiguration();
+ if (sdpSemantics === 'plan-b') {
+ Object.defineProperty(this, 'sctp', {
+ get() {
+ return typeof this._sctp === 'undefined' ? null : this._sctp;
+ },
+ enumerable: true,
+ configurable: true,
+ });
+ }
+ }
+
+ if (sctpInDescription(arguments[0])) {
+ // Check if the remote is FF.
+ const isFirefox = getRemoteFirefoxVersion(arguments[0]);
+
+ // Get the maximum message size the local peer is capable of sending
+ const canSendMMS = getCanSendMaxMessageSize(isFirefox);
+
+ // Get the maximum message size of the remote peer.
+ const remoteMMS = getMaxMessageSize(arguments[0], isFirefox);
+
+ // Determine final maximum message size
+ let maxMessageSize;
+ if (canSendMMS === 0 && remoteMMS === 0) {
+ maxMessageSize = Number.POSITIVE_INFINITY;
+ } else if (canSendMMS === 0 || remoteMMS === 0) {
+ maxMessageSize = Math.max(canSendMMS, remoteMMS);
+ } else {
+ maxMessageSize = Math.min(canSendMMS, remoteMMS);
+ }
+
+ // Create a dummy RTCSctpTransport object and the 'maxMessageSize'
+ // attribute.
+ const sctp = {};
+ Object.defineProperty(sctp, 'maxMessageSize', {
+ get() {
+ return maxMessageSize;
+ }
+ });
+ this._sctp = sctp;
+ }
+
+ return origSetRemoteDescription.apply(this, arguments);
+ };
+ }
+
+ function shimSendThrowTypeError(window) {
+ if (!(window.RTCPeerConnection &&
+ 'createDataChannel' in window.RTCPeerConnection.prototype)) {
+ return;
+ }
+
+ // Note: Although Firefox >= 57 has a native implementation, the maximum
+ // message size can be reset for all data channels at a later stage.
+ // See: https://bugzilla.mozilla.org/show_bug.cgi?id=1426831
+
+ function wrapDcSend(dc, pc) {
+ const origDataChannelSend = dc.send;
+ dc.send = function send() {
+ const data = arguments[0];
+ const length = data.length || data.size || data.byteLength;
+ if (dc.readyState === 'open' &&
+ pc.sctp && length > pc.sctp.maxMessageSize) {
+ throw new TypeError('Message too large (can send a maximum of ' +
+ pc.sctp.maxMessageSize + ' bytes)');
+ }
+ return origDataChannelSend.apply(dc, arguments);
+ };
+ }
+ const origCreateDataChannel =
+ window.RTCPeerConnection.prototype.createDataChannel;
+ window.RTCPeerConnection.prototype.createDataChannel =
+ function createDataChannel() {
+ const dataChannel = origCreateDataChannel.apply(this, arguments);
+ wrapDcSend(dataChannel, this);
+ return dataChannel;
+ };
+ wrapPeerConnectionEvent(window, 'datachannel', e => {
+ wrapDcSend(e.channel, e.target);
+ return e;
+ });
+ }
+
+
+ /* shims RTCConnectionState by pretending it is the same as iceConnectionState.
+ * See https://bugs.chromium.org/p/webrtc/issues/detail?id=6145#c12
+ * for why this is a valid hack in Chrome. In Firefox it is slightly incorrect
+ * since DTLS failures would be hidden. See
+ * https://bugzilla.mozilla.org/show_bug.cgi?id=1265827
+ * for the Firefox tracking bug.
+ */
+ function shimConnectionState(window) {
+ if (!window.RTCPeerConnection ||
+ 'connectionState' in window.RTCPeerConnection.prototype) {
+ return;
+ }
+ const proto = window.RTCPeerConnection.prototype;
+ Object.defineProperty(proto, 'connectionState', {
+ get() {
+ return {
+ completed: 'connected',
+ checking: 'connecting'
+ }[this.iceConnectionState] || this.iceConnectionState;
+ },
+ enumerable: true,
+ configurable: true
+ });
+ Object.defineProperty(proto, 'onconnectionstatechange', {
+ get() {
+ return this._onconnectionstatechange || null;
+ },
+ set(cb) {
+ if (this._onconnectionstatechange) {
+ this.removeEventListener('connectionstatechange',
+ this._onconnectionstatechange);
+ delete this._onconnectionstatechange;
+ }
+ if (cb) {
+ this.addEventListener('connectionstatechange',
+ this._onconnectionstatechange = cb);
+ }
+ },
+ enumerable: true,
+ configurable: true
+ });
+
+ ['setLocalDescription', 'setRemoteDescription'].forEach((method) => {
+ const origMethod = proto[method];
+ proto[method] = function() {
+ if (!this._connectionstatechangepoly) {
+ this._connectionstatechangepoly = e => {
+ const pc = e.target;
+ if (pc._lastConnectionState !== pc.connectionState) {
+ pc._lastConnectionState = pc.connectionState;
+ const newEvent = new Event('connectionstatechange', e);
+ pc.dispatchEvent(newEvent);
+ }
+ return e;
+ };
+ this.addEventListener('iceconnectionstatechange',
+ this._connectionstatechangepoly);
+ }
+ return origMethod.apply(this, arguments);
+ };
+ });
+ }
+
+ function removeExtmapAllowMixed(window, browserDetails) {
+ /* remove a=extmap-allow-mixed for webrtc.org < M71 */
+ if (!window.RTCPeerConnection) {
+ return;
+ }
+ if (browserDetails.browser === 'chrome' && browserDetails.version >= 71) {
+ return;
+ }
+ if (browserDetails.browser === 'safari' && browserDetails.version >= 605) {
+ return;
+ }
+ const nativeSRD = window.RTCPeerConnection.prototype.setRemoteDescription;
+ window.RTCPeerConnection.prototype.setRemoteDescription =
+ function setRemoteDescription(desc) {
+ if (desc && desc.sdp && desc.sdp.indexOf('\na=extmap-allow-mixed') !== -1) {
+ const sdp = desc.sdp.split('\n').filter((line) => {
+ return line.trim() !== 'a=extmap-allow-mixed';
+ }).join('\n');
+ // Safari enforces read-only-ness of RTCSessionDescription fields.
+ if (window.RTCSessionDescription &&
+ desc instanceof window.RTCSessionDescription) {
+ arguments[0] = new window.RTCSessionDescription({
+ type: desc.type,
+ sdp,
+ });
+ } else {
+ desc.sdp = sdp;
+ }
+ }
+ return nativeSRD.apply(this, arguments);
+ };
+ }
+
+ function shimAddIceCandidateNullOrEmpty(window, browserDetails) {
+ // Support for addIceCandidate(null or undefined)
+ // as well as addIceCandidate({candidate: "", ...})
+ // https://bugs.chromium.org/p/chromium/issues/detail?id=978582
+ // Note: must be called before other polyfills which change the signature.
+ if (!(window.RTCPeerConnection && window.RTCPeerConnection.prototype)) {
+ return;
+ }
+ const nativeAddIceCandidate =
+ window.RTCPeerConnection.prototype.addIceCandidate;
+ if (!nativeAddIceCandidate || nativeAddIceCandidate.length === 0) {
+ return;
+ }
+ window.RTCPeerConnection.prototype.addIceCandidate =
+ function addIceCandidate() {
+ if (!arguments[0]) {
+ if (arguments[1]) {
+ arguments[1].apply(null);
+ }
+ return Promise.resolve();
+ }
+ // Firefox 68+ emits and processes {candidate: "", ...}, ignore
+ // in older versions.
+ // Native support for ignoring exists for Chrome M77+.
+ // Safari ignores as well, exact version unknown but works in the same
+ // version that also ignores addIceCandidate(null).
+ if (((browserDetails.browser === 'chrome' && browserDetails.version < 78)
+ || (browserDetails.browser === 'firefox'
+ && browserDetails.version < 68)
+ || (browserDetails.browser === 'safari'))
+ && arguments[0] && arguments[0].candidate === '') {
+ return Promise.resolve();
+ }
+ return nativeAddIceCandidate.apply(this, arguments);
+ };
+ }
+
+ var commonShim = /*#__PURE__*/Object.freeze({
+ __proto__: null,
+ shimRTCIceCandidate: shimRTCIceCandidate,
+ shimMaxMessageSize: shimMaxMessageSize,
+ shimSendThrowTypeError: shimSendThrowTypeError,
+ shimConnectionState: shimConnectionState,
+ removeExtmapAllowMixed: removeExtmapAllowMixed,
+ shimAddIceCandidateNullOrEmpty: shimAddIceCandidateNullOrEmpty
+ });
+
+ /*
+ * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree.
+ */
+
+ // Shimming starts here.
+ function adapterFactory({window} = {}, options = {
+ shimChrome: true,
+ shimFirefox: true,
+ shimEdge: true,
+ shimSafari: true,
+ }) {
+ // Utils.
+ const logging = log$1;
+ const browserDetails = detectBrowser(window);
+
+ const adapter = {
+ browserDetails,
+ commonShim,
+ extractVersion: extractVersion,
+ disableLog: disableLog,
+ disableWarnings: disableWarnings
+ };
+
+ // Shim browser if found.
+ switch (browserDetails.browser) {
+ case 'chrome':
+ if (!chromeShim || !shimPeerConnection$2 ||
+ !options.shimChrome) {
+ logging('Chrome shim is not included in this adapter release.');
+ return adapter;
+ }
+ if (browserDetails.version === null) {
+ logging('Chrome shim can not determine version, not shimming.');
+ return adapter;
+ }
+ logging('adapter.js shimming chrome.');
+ // Export to the adapter global object visible in the browser.
+ adapter.browserShim = chromeShim;
+
+ // Must be called before shimPeerConnection.
+ shimAddIceCandidateNullOrEmpty(window, browserDetails);
+
+ shimGetUserMedia$3(window, browserDetails);
+ shimMediaStream(window);
+ shimPeerConnection$2(window, browserDetails);
+ shimOnTrack$1(window);
+ shimAddTrackRemoveTrack(window, browserDetails);
+ shimGetSendersWithDtmf(window);
+ shimGetStats(window);
+ shimSenderReceiverGetStats(window);
+ fixNegotiationNeeded(window, browserDetails);
+
+ shimRTCIceCandidate(window);
+ shimConnectionState(window);
+ shimMaxMessageSize(window, browserDetails);
+ shimSendThrowTypeError(window);
+ removeExtmapAllowMixed(window, browserDetails);
+ break;
+ case 'firefox':
+ if (!firefoxShim || !shimPeerConnection ||
+ !options.shimFirefox) {
+ logging('Firefox shim is not included in this adapter release.');
+ return adapter;
+ }
+ logging('adapter.js shimming firefox.');
+ // Export to the adapter global object visible in the browser.
+ adapter.browserShim = firefoxShim;
+
+ // Must be called before shimPeerConnection.
+ shimAddIceCandidateNullOrEmpty(window, browserDetails);
+
+ shimGetUserMedia$1(window, browserDetails);
+ shimPeerConnection(window, browserDetails);
+ shimOnTrack(window);
+ shimRemoveStream(window);
+ shimSenderGetStats(window);
+ shimReceiverGetStats(window);
+ shimRTCDataChannel(window);
+ shimAddTransceiver(window);
+ shimGetParameters(window);
+ shimCreateOffer(window);
+ shimCreateAnswer(window);
+
+ shimRTCIceCandidate(window);
+ shimConnectionState(window);
+ shimMaxMessageSize(window, browserDetails);
+ shimSendThrowTypeError(window);
+ break;
+ case 'edge':
+ if (!edgeShim || !shimPeerConnection$1 || !options.shimEdge) {
+ logging('MS edge shim is not included in this adapter release.');
+ return adapter;
+ }
+ logging('adapter.js shimming edge.');
+ // Export to the adapter global object visible in the browser.
+ adapter.browserShim = edgeShim;
+
+ shimGetUserMedia$2(window);
+ shimGetDisplayMedia$1(window);
+ shimPeerConnection$1(window, browserDetails);
+ shimReplaceTrack(window);
+
+ // the edge shim implements the full RTCIceCandidate object.
+
+ shimMaxMessageSize(window, browserDetails);
+ shimSendThrowTypeError(window);
+ break;
+ case 'safari':
+ if (!safariShim || !options.shimSafari) {
+ logging('Safari shim is not included in this adapter release.');
+ return adapter;
+ }
+ logging('adapter.js shimming safari.');
+ // Export to the adapter global object visible in the browser.
+ adapter.browserShim = safariShim;
+
+ // Must be called before shimCallbackAPI.
+ shimAddIceCandidateNullOrEmpty(window, browserDetails);
+
+ shimRTCIceServerUrls(window);
+ shimCreateOfferLegacy(window);
+ shimCallbacksAPI(window);
+ shimLocalStreamsAPI(window);
+ shimRemoteStreamsAPI(window);
+ shimTrackEventTransceiver(window);
+ shimGetUserMedia(window);
+ shimAudioContext(window);
+
+ shimRTCIceCandidate(window);
+ shimMaxMessageSize(window, browserDetails);
+ shimSendThrowTypeError(window);
+ removeExtmapAllowMixed(window, browserDetails);
+ break;
+ default:
+ logging('Unsupported browser!');
+ break;
+ }
+
+ return adapter;
+ }
+
+ /*
+ * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree.
+ */
+
+ adapterFactory({window: typeof window === 'undefined' ? undefined : window});
+
+ /**
+ * @class AudioTrackConstraints
+ * @classDesc Constraints for creating an audio MediaStreamTrack.
+ * @memberof Owt.Base
+ * @constructor
+ * @param {Owt.Base.AudioSourceInfo} source Source info of this audio track.
+ */
+ class AudioTrackConstraints {
+ // eslint-disable-next-line require-jsdoc
+ constructor(source) {
+ if (!Object.values(AudioSourceInfo).some(v => v === source)) {
+ throw new TypeError('Invalid source.');
+ }
+ /**
+ * @member {string} source
+ * @memberof Owt.Base.AudioTrackConstraints
+ * @desc Values could be "mic", "screen-cast", "file" or "mixed".
+ * @instance
+ */
+ this.source = source;
+ /**
+ * @member {string} deviceId
+ * @memberof Owt.Base.AudioTrackConstraints
+ * @desc Do not provide deviceId if source is not "mic".
+ * @instance
+ * @see https://w3c.github.io/mediacapture-main/#def-constraint-deviceId
+ */
+ this.deviceId = undefined;
+ }
+ }
+
+ /**
+ * @class VideoTrackConstraints
+ * @classDesc Constraints for creating a video MediaStreamTrack.
+ * @memberof Owt.Base
+ * @constructor
+ * @param {Owt.Base.VideoSourceInfo} source Source info of this video track.
+ */
+ class VideoTrackConstraints {
+ // eslint-disable-next-line require-jsdoc
+ constructor(source) {
+ if (!Object.values(VideoSourceInfo).some(v => v === source)) {
+ throw new TypeError('Invalid source.');
+ }
+ /**
+ * @member {string} source
+ * @memberof Owt.Base.VideoTrackConstraints
+ * @desc Values could be "camera", "screen-cast", "file" or "mixed".
+ * @instance
+ */
+ this.source = source;
+ /**
+ * @member {string} deviceId
+ * @memberof Owt.Base.VideoTrackConstraints
+ * @desc Do not provide deviceId if source is not "camera".
+ * @instance
+ * @see https://w3c.github.io/mediacapture-main/#def-constraint-deviceId
+ */
+
+ this.deviceId = undefined;
+
+ /**
+ * @member {Owt.Base.Resolution} resolution
+ * @memberof Owt.Base.VideoTrackConstraints
+ * @instance
+ */
+ this.resolution = undefined;
+
+ /**
+ * @member {number} frameRate
+ * @memberof Owt.Base.VideoTrackConstraints
+ * @instance
+ */
+ this.frameRate = undefined;
+ }
+ }
+ /**
+ * @class StreamConstraints
+ * @classDesc Constraints for creating a MediaStream from screen mic and camera.
+ * @memberof Owt.Base
+ * @constructor
+ * @param {?Owt.Base.AudioTrackConstraints} audioConstraints
+ * @param {?Owt.Base.VideoTrackConstraints} videoConstraints
+ */
+ class StreamConstraints {
+ // eslint-disable-next-line require-jsdoc
+ constructor(audioConstraints = false, videoConstraints = false) {
+ /**
+ * @member {Owt.Base.MediaStreamTrackDeviceConstraintsForAudio} audio
+ * @memberof Owt.Base.MediaStreamDeviceConstraints
+ * @instance
+ */
+ this.audio = audioConstraints;
+ /**
+ * @member {Owt.Base.MediaStreamTrackDeviceConstraintsForVideo} Video
+ * @memberof Owt.Base.MediaStreamDeviceConstraints
+ * @instance
+ */
+ this.video = videoConstraints;
+ }
+ }
+
+ // eslint-disable-next-line require-jsdoc
+ function isVideoConstrainsForScreenCast(constraints) {
+ return typeof constraints.video === 'object' && constraints.video.source === VideoSourceInfo.SCREENCAST;
+ }
+
+ /**
+ * @class MediaStreamFactory
+ * @classDesc A factory to create MediaStream. You can also create MediaStream by yourself.
+ * @memberof Owt.Base
+ */
+ class MediaStreamFactory {
+ /**
+ * @function createMediaStream
+ * @static
+ * @desc Create a MediaStream with given constraints. If you want to create a MediaStream for screen cast, please make sure both audio and video's source are "screen-cast".
+ * @memberof Owt.Base.MediaStreamFactory
+ * @return {Promise} Return a promise that is resolved when stream is successfully created, or rejected if one of the following error happened:
+ * - One or more parameters cannot be satisfied.
+ * - Specified device is busy.
+ * - Cannot obtain necessary permission or operation is canceled by user.
+ * - Video source is screen cast, while audio source is not.
+ * - Audio source is screen cast, while video source is disabled.
+ * @param {Owt.Base.StreamConstraints} constraints
+ */
+ static createMediaStream(constraints) {
+ if (typeof constraints !== 'object' || !constraints.audio && !constraints.video) {
+ return Promise.reject(new TypeError('Invalid constrains'));
+ }
+ if (!isVideoConstrainsForScreenCast(constraints) && typeof constraints.audio === 'object' && constraints.audio.source === AudioSourceInfo.SCREENCAST) {
+ return Promise.reject(new TypeError('Cannot share screen without video.'));
+ }
+ if (isVideoConstrainsForScreenCast(constraints) && !isChrome() && !isFirefox()) {
+ return Promise.reject(new TypeError('Screen sharing only supports Chrome and Firefox.'));
+ }
+ if (isVideoConstrainsForScreenCast(constraints) && typeof constraints.audio === 'object' && constraints.audio.source !== AudioSourceInfo.SCREENCAST) {
+ return Promise.reject(new TypeError('Cannot capture video from screen cast while capture audio from' + ' other source.'));
+ }
+
+ // Check and convert constraints.
+ if (!constraints.audio && !constraints.video) {
+ return Promise.reject(new TypeError('At least one of audio and video must be requested.'));
+ }
+ const mediaConstraints = Object.create({});
+ if (typeof constraints.audio === 'object' && constraints.audio.source === AudioSourceInfo.MIC) {
+ mediaConstraints.audio = Object.create({});
+ if (isEdge()) {
+ mediaConstraints.audio.deviceId = constraints.audio.deviceId;
+ } else {
+ mediaConstraints.audio.deviceId = {
+ exact: constraints.audio.deviceId
+ };
+ }
+ } else {
+ if (constraints.audio.source === AudioSourceInfo.SCREENCAST) {
+ mediaConstraints.audio = true;
+ } else {
+ mediaConstraints.audio = constraints.audio;
+ }
+ }
+ if (typeof constraints.video === 'object') {
+ mediaConstraints.video = Object.create({});
+ if (typeof constraints.video.frameRate === 'number') {
+ mediaConstraints.video.frameRate = constraints.video.frameRate;
+ }
+ if (constraints.video.resolution && constraints.video.resolution.width && constraints.video.resolution.height) {
+ if (constraints.video.source === VideoSourceInfo.SCREENCAST) {
+ mediaConstraints.video.width = constraints.video.resolution.width;
+ mediaConstraints.video.height = constraints.video.resolution.height;
+ } else {
+ mediaConstraints.video.width = Object.create({});
+ mediaConstraints.video.width.exact = constraints.video.resolution.width;
+ mediaConstraints.video.height = Object.create({});
+ mediaConstraints.video.height.exact = constraints.video.resolution.height;
+ }
+ }
+ if (typeof constraints.video.deviceId === 'string') {
+ mediaConstraints.video.deviceId = {
+ exact: constraints.video.deviceId
+ };
+ }
+ if (isFirefox() && constraints.video.source === VideoSourceInfo.SCREENCAST) {
+ mediaConstraints.video.mediaSource = 'screen';
+ }
+ } else {
+ mediaConstraints.video = constraints.video;
+ }
+ if (isVideoConstrainsForScreenCast(constraints)) {
+ return navigator.mediaDevices.getDisplayMedia(mediaConstraints);
+ } else {
+ return navigator.mediaDevices.getUserMedia(mediaConstraints);
+ }
+ }
+ }
+
+ // Copyright (C) <2018> Intel Corporation
+
+ var media = /*#__PURE__*/Object.freeze({
+ __proto__: null,
+ AudioTrackConstraints: AudioTrackConstraints,
+ VideoTrackConstraints: VideoTrackConstraints,
+ StreamConstraints: StreamConstraints,
+ MediaStreamFactory: MediaStreamFactory,
+ AudioSourceInfo: AudioSourceInfo,
+ VideoSourceInfo: VideoSourceInfo,
+ TrackKind: TrackKind,
+ Resolution: Resolution
+ });
+
+ let logger;
+ let errorLogger;
+ function setLogger() {
+ /*eslint-disable */
+ logger = console.log;
+ errorLogger = console.error;
+ /*eslint-enable */
+ }
+ function log(message, ...optionalParams) {
+ if (logger) {
+ logger(message, ...optionalParams);
+ }
+ }
+ function error(message, ...optionalParams) {
+ if (errorLogger) {
+ errorLogger(message, ...optionalParams);
+ }
+ }
+
+ class Event$1 {
+ constructor(type) {
+ this.listener = {};
+ this.type = type | '';
+ }
+ on(event, fn) {
+ if (!this.listener[event]) {
+ this.listener[event] = [];
+ }
+ this.listener[event].push(fn);
+ return true;
+ }
+ off(event, fn) {
+ if (this.listener[event]) {
+ var index = this.listener[event].indexOf(fn);
+ if (index > -1) {
+ this.listener[event].splice(index, 1);
+ }
+ return true;
+ }
+ return false;
+ }
+ offAll() {
+ this.listener = {};
+ }
+ dispatch(event, data) {
+ if (this.listener[event]) {
+ this.listener[event].map(each => {
+ each.apply(null, [data]);
+ });
+ return true;
+ }
+ return false;
+ }
+ }
+
+ var bind = function bind(fn, thisArg) {
+ return function wrap() {
+ var args = new Array(arguments.length);
+ for (var i = 0; i < args.length; i++) {
+ args[i] = arguments[i];
+ }
+ return fn.apply(thisArg, args);
+ };
+ };
+
+ // utils is a library of generic helper functions non-specific to axios
+
+ var toString = Object.prototype.toString;
+
+ // eslint-disable-next-line func-names
+ var kindOf = (function(cache) {
+ // eslint-disable-next-line func-names
+ return function(thing) {
+ var str = toString.call(thing);
+ return cache[str] || (cache[str] = str.slice(8, -1).toLowerCase());
+ };
+ })(Object.create(null));
+
+ function kindOfTest(type) {
+ type = type.toLowerCase();
+ return function isKindOf(thing) {
+ return kindOf(thing) === type;
+ };
+ }
+
+ /**
+ * Determine if a value is an Array
+ *
+ * @param {Object} val The value to test
+ * @returns {boolean} True if value is an Array, otherwise false
+ */
+ function isArray(val) {
+ return Array.isArray(val);
+ }
+
+ /**
+ * Determine if a value is undefined
+ *
+ * @param {Object} val The value to test
+ * @returns {boolean} True if the value is undefined, otherwise false
+ */
+ function isUndefined(val) {
+ return typeof val === 'undefined';
+ }
+
+ /**
+ * Determine if a value is a Buffer
+ *
+ * @param {Object} val The value to test
+ * @returns {boolean} True if value is a Buffer, otherwise false
+ */
+ function isBuffer(val) {
+ return val !== null && !isUndefined(val) && val.constructor !== null && !isUndefined(val.constructor)
+ && typeof val.constructor.isBuffer === 'function' && val.constructor.isBuffer(val);
+ }
+
+ /**
+ * Determine if a value is an ArrayBuffer
+ *
+ * @function
+ * @param {Object} val The value to test
+ * @returns {boolean} True if value is an ArrayBuffer, otherwise false
+ */
+ var isArrayBuffer = kindOfTest('ArrayBuffer');
+
+
+ /**
+ * Determine if a value is a view on an ArrayBuffer
+ *
+ * @param {Object} val The value to test
+ * @returns {boolean} True if value is a view on an ArrayBuffer, otherwise false
+ */
+ function isArrayBufferView(val) {
+ var result;
+ if ((typeof ArrayBuffer !== 'undefined') && (ArrayBuffer.isView)) {
+ result = ArrayBuffer.isView(val);
+ } else {
+ result = (val) && (val.buffer) && (isArrayBuffer(val.buffer));
+ }
+ return result;
+ }
+
+ /**
+ * Determine if a value is a String
+ *
+ * @param {Object} val The value to test
+ * @returns {boolean} True if value is a String, otherwise false
+ */
+ function isString(val) {
+ return typeof val === 'string';
+ }
+
+ /**
+ * Determine if a value is a Number
+ *
+ * @param {Object} val The value to test
+ * @returns {boolean} True if value is a Number, otherwise false
+ */
+ function isNumber(val) {
+ return typeof val === 'number';
+ }
+
+ /**
+ * Determine if a value is an Object
+ *
+ * @param {Object} val The value to test
+ * @returns {boolean} True if value is an Object, otherwise false
+ */
+ function isObject(val) {
+ return val !== null && typeof val === 'object';
+ }
+
+ /**
+ * Determine if a value is a plain Object
+ *
+ * @param {Object} val The value to test
+ * @return {boolean} True if value is a plain Object, otherwise false
+ */
+ function isPlainObject(val) {
+ if (kindOf(val) !== 'object') {
+ return false;
+ }
+
+ var prototype = Object.getPrototypeOf(val);
+ return prototype === null || prototype === Object.prototype;
+ }
+
+ /**
+ * Determine if a value is a Date
+ *
+ * @function
+ * @param {Object} val The value to test
+ * @returns {boolean} True if value is a Date, otherwise false
+ */
+ var isDate = kindOfTest('Date');
+
+ /**
+ * Determine if a value is a File
+ *
+ * @function
+ * @param {Object} val The value to test
+ * @returns {boolean} True if value is a File, otherwise false
+ */
+ var isFile = kindOfTest('File');
+
+ /**
+ * Determine if a value is a Blob
+ *
+ * @function
+ * @param {Object} val The value to test
+ * @returns {boolean} True if value is a Blob, otherwise false
+ */
+ var isBlob = kindOfTest('Blob');
+
+ /**
+ * Determine if a value is a FileList
+ *
+ * @function
+ * @param {Object} val The value to test
+ * @returns {boolean} True if value is a File, otherwise false
+ */
+ var isFileList = kindOfTest('FileList');
+
+ /**
+ * Determine if a value is a Function
+ *
+ * @param {Object} val The value to test
+ * @returns {boolean} True if value is a Function, otherwise false
+ */
+ function isFunction(val) {
+ return toString.call(val) === '[object Function]';
+ }
+
+ /**
+ * Determine if a value is a Stream
+ *
+ * @param {Object} val The value to test
+ * @returns {boolean} True if value is a Stream, otherwise false
+ */
+ function isStream(val) {
+ return isObject(val) && isFunction(val.pipe);
+ }
+
+ /**
+ * Determine if a value is a FormData
+ *
+ * @param {Object} thing The value to test
+ * @returns {boolean} True if value is an FormData, otherwise false
+ */
+ function isFormData(thing) {
+ var pattern = '[object FormData]';
+ return thing && (
+ (typeof FormData === 'function' && thing instanceof FormData) ||
+ toString.call(thing) === pattern ||
+ (isFunction(thing.toString) && thing.toString() === pattern)
+ );
+ }
+
+ /**
+ * Determine if a value is a URLSearchParams object
+ * @function
+ * @param {Object} val The value to test
+ * @returns {boolean} True if value is a URLSearchParams object, otherwise false
+ */
+ var isURLSearchParams = kindOfTest('URLSearchParams');
+
+ /**
+ * Trim excess whitespace off the beginning and end of a string
+ *
+ * @param {String} str The String to trim
+ * @returns {String} The String freed of excess whitespace
+ */
+ function trim(str) {
+ return str.trim ? str.trim() : str.replace(/^\s+|\s+$/g, '');
+ }
+
+ /**
+ * Determine if we're running in a standard browser environment
+ *
+ * This allows axios to run in a web worker, and react-native.
+ * Both environments support XMLHttpRequest, but not fully standard globals.
+ *
+ * web workers:
+ * typeof window -> undefined
+ * typeof document -> undefined
+ *
+ * react-native:
+ * navigator.product -> 'ReactNative'
+ * nativescript
+ * navigator.product -> 'NativeScript' or 'NS'
+ */
+ function isStandardBrowserEnv() {
+ if (typeof navigator !== 'undefined' && (navigator.product === 'ReactNative' ||
+ navigator.product === 'NativeScript' ||
+ navigator.product === 'NS')) {
+ return false;
+ }
+ return (
+ typeof window !== 'undefined' &&
+ typeof document !== 'undefined'
+ );
+ }
+
+ /**
+ * Iterate over an Array or an Object invoking a function for each item.
+ *
+ * If `obj` is an Array callback will be called passing
+ * the value, index, and complete array for each item.
+ *
+ * If 'obj' is an Object callback will be called passing
+ * the value, key, and complete object for each property.
+ *
+ * @param {Object|Array} obj The object to iterate
+ * @param {Function} fn The callback to invoke for each item
+ */
+ function forEach(obj, fn) {
+ // Don't bother if no value provided
+ if (obj === null || typeof obj === 'undefined') {
+ return;
+ }
+
+ // Force an array if not already something iterable
+ if (typeof obj !== 'object') {
+ /*eslint no-param-reassign:0*/
+ obj = [obj];
+ }
+
+ if (isArray(obj)) {
+ // Iterate over array values
+ for (var i = 0, l = obj.length; i < l; i++) {
+ fn.call(null, obj[i], i, obj);
+ }
+ } else {
+ // Iterate over object keys
+ for (var key in obj) {
+ if (Object.prototype.hasOwnProperty.call(obj, key)) {
+ fn.call(null, obj[key], key, obj);
+ }
+ }
+ }
+ }
+
+ /**
+ * Accepts varargs expecting each argument to be an object, then
+ * immutably merges the properties of each object and returns result.
+ *
+ * When multiple objects contain the same key the later object in
+ * the arguments list will take precedence.
+ *
+ * Example:
+ *
+ * ```js
+ * var result = merge({foo: 123}, {foo: 456});
+ * console.log(result.foo); // outputs 456
+ * ```
+ *
+ * @param {Object} obj1 Object to merge
+ * @returns {Object} Result of all merge properties
+ */
+ function merge(/* obj1, obj2, obj3, ... */) {
+ var result = {};
+ function assignValue(val, key) {
+ if (isPlainObject(result[key]) && isPlainObject(val)) {
+ result[key] = merge(result[key], val);
+ } else if (isPlainObject(val)) {
+ result[key] = merge({}, val);
+ } else if (isArray(val)) {
+ result[key] = val.slice();
+ } else {
+ result[key] = val;
+ }
+ }
+
+ for (var i = 0, l = arguments.length; i < l; i++) {
+ forEach(arguments[i], assignValue);
+ }
+ return result;
+ }
+
+ /**
+ * Extends object a by mutably adding to it the properties of object b.
+ *
+ * @param {Object} a The object to be extended
+ * @param {Object} b The object to copy properties from
+ * @param {Object} thisArg The object to bind function to
+ * @return {Object} The resulting value of object a
+ */
+ function extend(a, b, thisArg) {
+ forEach(b, function assignValue(val, key) {
+ if (thisArg && typeof val === 'function') {
+ a[key] = bind(val, thisArg);
+ } else {
+ a[key] = val;
+ }
+ });
+ return a;
+ }
+
+ /**
+ * Remove byte order marker. This catches EF BB BF (the UTF-8 BOM)
+ *
+ * @param {string} content with BOM
+ * @return {string} content value without BOM
+ */
+ function stripBOM(content) {
+ if (content.charCodeAt(0) === 0xFEFF) {
+ content = content.slice(1);
+ }
+ return content;
+ }
+
+ /**
+ * Inherit the prototype methods from one constructor into another
+ * @param {function} constructor
+ * @param {function} superConstructor
+ * @param {object} [props]
+ * @param {object} [descriptors]
+ */
+
+ function inherits(constructor, superConstructor, props, descriptors) {
+ constructor.prototype = Object.create(superConstructor.prototype, descriptors);
+ constructor.prototype.constructor = constructor;
+ props && Object.assign(constructor.prototype, props);
+ }
+
+ /**
+ * Resolve object with deep prototype chain to a flat object
+ * @param {Object} sourceObj source object
+ * @param {Object} [destObj]
+ * @param {Function} [filter]
+ * @returns {Object}
+ */
+
+ function toFlatObject(sourceObj, destObj, filter) {
+ var props;
+ var i;
+ var prop;
+ var merged = {};
+
+ destObj = destObj || {};
+
+ do {
+ props = Object.getOwnPropertyNames(sourceObj);
+ i = props.length;
+ while (i-- > 0) {
+ prop = props[i];
+ if (!merged[prop]) {
+ destObj[prop] = sourceObj[prop];
+ merged[prop] = true;
+ }
+ }
+ sourceObj = Object.getPrototypeOf(sourceObj);
+ } while (sourceObj && (!filter || filter(sourceObj, destObj)) && sourceObj !== Object.prototype);
+
+ return destObj;
+ }
+
+ /*
+ * determines whether a string ends with the characters of a specified string
+ * @param {String} str
+ * @param {String} searchString
+ * @param {Number} [position= 0]
+ * @returns {boolean}
+ */
+ function endsWith(str, searchString, position) {
+ str = String(str);
+ if (position === undefined || position > str.length) {
+ position = str.length;
+ }
+ position -= searchString.length;
+ var lastIndex = str.indexOf(searchString, position);
+ return lastIndex !== -1 && lastIndex === position;
+ }
+
+
+ /**
+ * Returns new array from array like object
+ * @param {*} [thing]
+ * @returns {Array}
+ */
+ function toArray(thing) {
+ if (!thing) return null;
+ var i = thing.length;
+ if (isUndefined(i)) return null;
+ var arr = new Array(i);
+ while (i-- > 0) {
+ arr[i] = thing[i];
+ }
+ return arr;
+ }
+
+ // eslint-disable-next-line func-names
+ var isTypedArray = (function(TypedArray) {
+ // eslint-disable-next-line func-names
+ return function(thing) {
+ return TypedArray && thing instanceof TypedArray;
+ };
+ })(typeof Uint8Array !== 'undefined' && Object.getPrototypeOf(Uint8Array));
+
+ var utils = {
+ isArray: isArray,
+ isArrayBuffer: isArrayBuffer,
+ isBuffer: isBuffer,
+ isFormData: isFormData,
+ isArrayBufferView: isArrayBufferView,
+ isString: isString,
+ isNumber: isNumber,
+ isObject: isObject,
+ isPlainObject: isPlainObject,
+ isUndefined: isUndefined,
+ isDate: isDate,
+ isFile: isFile,
+ isBlob: isBlob,
+ isFunction: isFunction,
+ isStream: isStream,
+ isURLSearchParams: isURLSearchParams,
+ isStandardBrowserEnv: isStandardBrowserEnv,
+ forEach: forEach,
+ merge: merge,
+ extend: extend,
+ trim: trim,
+ stripBOM: stripBOM,
+ inherits: inherits,
+ toFlatObject: toFlatObject,
+ kindOf: kindOf,
+ kindOfTest: kindOfTest,
+ endsWith: endsWith,
+ toArray: toArray,
+ isTypedArray: isTypedArray,
+ isFileList: isFileList
+ };
+
+ function encode(val) {
+ return encodeURIComponent(val).
+ replace(/%3A/gi, ':').
+ replace(/%24/g, '$').
+ replace(/%2C/gi, ',').
+ replace(/%20/g, '+').
+ replace(/%5B/gi, '[').
+ replace(/%5D/gi, ']');
+ }
+
+ /**
+ * Build a URL by appending params to the end
+ *
+ * @param {string} url The base of the url (e.g., http://www.google.com)
+ * @param {object} [params] The params to be appended
+ * @returns {string} The formatted url
+ */
+ var buildURL = function buildURL(url, params, paramsSerializer) {
+ /*eslint no-param-reassign:0*/
+ if (!params) {
+ return url;
+ }
+
+ var serializedParams;
+ if (paramsSerializer) {
+ serializedParams = paramsSerializer(params);
+ } else if (utils.isURLSearchParams(params)) {
+ serializedParams = params.toString();
+ } else {
+ var parts = [];
+
+ utils.forEach(params, function serialize(val, key) {
+ if (val === null || typeof val === 'undefined') {
+ return;
+ }
+
+ if (utils.isArray(val)) {
+ key = key + '[]';
+ } else {
+ val = [val];
+ }
+
+ utils.forEach(val, function parseValue(v) {
+ if (utils.isDate(v)) {
+ v = v.toISOString();
+ } else if (utils.isObject(v)) {
+ v = JSON.stringify(v);
+ }
+ parts.push(encode(key) + '=' + encode(v));
+ });
+ });
+
+ serializedParams = parts.join('&');
+ }
+
+ if (serializedParams) {
+ var hashmarkIndex = url.indexOf('#');
+ if (hashmarkIndex !== -1) {
+ url = url.slice(0, hashmarkIndex);
+ }
+
+ url += (url.indexOf('?') === -1 ? '?' : '&') + serializedParams;
+ }
+
+ return url;
+ };
+
+ function InterceptorManager() {
+ this.handlers = [];
+ }
+
+ /**
+ * Add a new interceptor to the stack
+ *
+ * @param {Function} fulfilled The function to handle `then` for a `Promise`
+ * @param {Function} rejected The function to handle `reject` for a `Promise`
+ *
+ * @return {Number} An ID used to remove interceptor later
+ */
+ InterceptorManager.prototype.use = function use(fulfilled, rejected, options) {
+ this.handlers.push({
+ fulfilled: fulfilled,
+ rejected: rejected,
+ synchronous: options ? options.synchronous : false,
+ runWhen: options ? options.runWhen : null
+ });
+ return this.handlers.length - 1;
+ };
+
+ /**
+ * Remove an interceptor from the stack
+ *
+ * @param {Number} id The ID that was returned by `use`
+ */
+ InterceptorManager.prototype.eject = function eject(id) {
+ if (this.handlers[id]) {
+ this.handlers[id] = null;
+ }
+ };
+
+ /**
+ * Iterate over all the registered interceptors
+ *
+ * This method is particularly useful for skipping over any
+ * interceptors that may have become `null` calling `eject`.
+ *
+ * @param {Function} fn The function to call for each interceptor
+ */
+ InterceptorManager.prototype.forEach = function forEach(fn) {
+ utils.forEach(this.handlers, function forEachHandler(h) {
+ if (h !== null) {
+ fn(h);
+ }
+ });
+ };
+
+ var InterceptorManager_1 = InterceptorManager;
+
+ var normalizeHeaderName = function normalizeHeaderName(headers, normalizedName) {
+ utils.forEach(headers, function processHeader(value, name) {
+ if (name !== normalizedName && name.toUpperCase() === normalizedName.toUpperCase()) {
+ headers[normalizedName] = value;
+ delete headers[name];
+ }
+ });
+ };
+
+ /**
+ * Create an Error with the specified message, config, error code, request and response.
+ *
+ * @param {string} message The error message.
+ * @param {string} [code] The error code (for example, 'ECONNABORTED').
+ * @param {Object} [config] The config.
+ * @param {Object} [request] The request.
+ * @param {Object} [response] The response.
+ * @returns {Error} The created error.
+ */
+ function AxiosError(message, code, config, request, response) {
+ Error.call(this);
+ this.message = message;
+ this.name = 'AxiosError';
+ code && (this.code = code);
+ config && (this.config = config);
+ request && (this.request = request);
+ response && (this.response = response);
+ }
+
+ utils.inherits(AxiosError, Error, {
+ toJSON: function toJSON() {
+ return {
+ // Standard
+ message: this.message,
+ name: this.name,
+ // Microsoft
+ description: this.description,
+ number: this.number,
+ // Mozilla
+ fileName: this.fileName,
+ lineNumber: this.lineNumber,
+ columnNumber: this.columnNumber,
+ stack: this.stack,
+ // Axios
+ config: this.config,
+ code: this.code,
+ status: this.response && this.response.status ? this.response.status : null
+ };
+ }
+ });
+
+ var prototype = AxiosError.prototype;
+ var descriptors = {};
+
+ [
+ 'ERR_BAD_OPTION_VALUE',
+ 'ERR_BAD_OPTION',
+ 'ECONNABORTED',
+ 'ETIMEDOUT',
+ 'ERR_NETWORK',
+ 'ERR_FR_TOO_MANY_REDIRECTS',
+ 'ERR_DEPRECATED',
+ 'ERR_BAD_RESPONSE',
+ 'ERR_BAD_REQUEST',
+ 'ERR_CANCELED'
+ // eslint-disable-next-line func-names
+ ].forEach(function(code) {
+ descriptors[code] = {value: code};
+ });
+
+ Object.defineProperties(AxiosError, descriptors);
+ Object.defineProperty(prototype, 'isAxiosError', {value: true});
+
+ // eslint-disable-next-line func-names
+ AxiosError.from = function(error, code, config, request, response, customProps) {
+ var axiosError = Object.create(prototype);
+
+ utils.toFlatObject(error, axiosError, function filter(obj) {
+ return obj !== Error.prototype;
+ });
+
+ AxiosError.call(axiosError, error.message, code, config, request, response);
+
+ axiosError.name = error.name;
+
+ customProps && Object.assign(axiosError, customProps);
+
+ return axiosError;
+ };
+
+ var AxiosError_1 = AxiosError;
+
+ var transitional = {
+ silentJSONParsing: true,
+ forcedJSONParsing: true,
+ clarifyTimeoutError: false
+ };
+
+ /**
+ * Convert a data object to FormData
+ * @param {Object} obj
+ * @param {?Object} [formData]
+ * @returns {Object}
+ **/
+
+ function toFormData(obj, formData) {
+ // eslint-disable-next-line no-param-reassign
+ formData = formData || new FormData();
+
+ var stack = [];
+
+ function convertValue(value) {
+ if (value === null) return '';
+
+ if (utils.isDate(value)) {
+ return value.toISOString();
+ }
+
+ if (utils.isArrayBuffer(value) || utils.isTypedArray(value)) {
+ return typeof Blob === 'function' ? new Blob([value]) : Buffer.from(value);
+ }
+
+ return value;
+ }
+
+ function build(data, parentKey) {
+ if (utils.isPlainObject(data) || utils.isArray(data)) {
+ if (stack.indexOf(data) !== -1) {
+ throw Error('Circular reference detected in ' + parentKey);
+ }
+
+ stack.push(data);
+
+ utils.forEach(data, function each(value, key) {
+ if (utils.isUndefined(value)) return;
+ var fullKey = parentKey ? parentKey + '.' + key : key;
+ var arr;
+
+ if (value && !parentKey && typeof value === 'object') {
+ if (utils.endsWith(key, '{}')) {
+ // eslint-disable-next-line no-param-reassign
+ value = JSON.stringify(value);
+ } else if (utils.endsWith(key, '[]') && (arr = utils.toArray(value))) {
+ // eslint-disable-next-line func-names
+ arr.forEach(function(el) {
+ !utils.isUndefined(el) && formData.append(fullKey, convertValue(el));
+ });
+ return;
+ }
+ }
+
+ build(value, fullKey);
+ });
+
+ stack.pop();
+ } else {
+ formData.append(parentKey, convertValue(data));
+ }
+ }
+
+ build(obj);
+
+ return formData;
+ }
+
+ var toFormData_1 = toFormData;
+
+ /**
+ * Resolve or reject a Promise based on response status.
+ *
+ * @param {Function} resolve A function that resolves the promise.
+ * @param {Function} reject A function that rejects the promise.
+ * @param {object} response The response.
+ */
+ var settle = function settle(resolve, reject, response) {
+ var validateStatus = response.config.validateStatus;
+ if (!response.status || !validateStatus || validateStatus(response.status)) {
+ resolve(response);
+ } else {
+ reject(new AxiosError_1(
+ '请求失败， 状态码： ' + response.status,
+ [AxiosError_1.ERR_BAD_REQUEST, AxiosError_1.ERR_BAD_RESPONSE][Math.floor(response.status / 100) - 4],
+ response.config,
+ response.request,
+ response
+ ));
+ }
+ };
+
+ var cookies = (
+ utils.isStandardBrowserEnv() ?
+
+ // Standard browser envs support document.cookie
+ (function standardBrowserEnv() {
+ return {
+ write: function write(name, value, expires, path, domain, secure) {
+ var cookie = [];
+ cookie.push(name + '=' + encodeURIComponent(value));
+
+ if (utils.isNumber(expires)) {
+ cookie.push('expires=' + new Date(expires).toGMTString());
+ }
+
+ if (utils.isString(path)) {
+ cookie.push('path=' + path);
+ }
+
+ if (utils.isString(domain)) {
+ cookie.push('domain=' + domain);
+ }
+
+ if (secure === true) {
+ cookie.push('secure');
+ }
+
+ document.cookie = cookie.join('; ');
+ },
+
+ read: function read(name) {
+ var match = document.cookie.match(new RegExp('(^|;\\s*)(' + name + ')=([^;]*)'));
+ return (match ? decodeURIComponent(match[3]) : null);
+ },
+
+ remove: function remove(name) {
+ this.write(name, '', Date.now() - 86400000);
+ }
+ };
+ })() :
+
+ // Non standard browser env (web workers, react-native) lack needed support.
+ (function nonStandardBrowserEnv() {
+ return {
+ write: function write() {},
+ read: function read() { return null; },
+ remove: function remove() {}
+ };
+ })()
+ );
+
+ /**
+ * Determines whether the specified URL is absolute
+ *
+ * @param {string} url The URL to test
+ * @returns {boolean} True if the specified URL is absolute, otherwise false
+ */
+ var isAbsoluteURL = function isAbsoluteURL(url) {
+ // A URL is considered absolute if it begins with "://" or "//" (protocol-relative URL).
+ // RFC 3986 defines scheme name as a sequence of characters beginning with a letter and followed
+ // by any combination of letters, digits, plus, period, or hyphen.
+ return /^([a-z][a-z\d+\-.]*:)?\/\//i.test(url);
+ };
+
+ /**
+ * Creates a new URL by combining the specified URLs
+ *
+ * @param {string} baseURL The base URL
+ * @param {string} relativeURL The relative URL
+ * @returns {string} The combined URL
+ */
+ var combineURLs = function combineURLs(baseURL, relativeURL) {
+ return relativeURL
+ ? baseURL.replace(/\/+$/, '') + '/' + relativeURL.replace(/^\/+/, '')
+ : baseURL;
+ };
+
+ /**
+ * Creates a new URL by combining the baseURL with the requestedURL,
+ * only when the requestedURL is not already an absolute URL.
+ * If the requestURL is absolute, this function returns the requestedURL untouched.
+ *
+ * @param {string} baseURL The base URL
+ * @param {string} requestedURL Absolute or relative URL to combine
+ * @returns {string} The combined full path
+ */
+ var buildFullPath = function buildFullPath(baseURL, requestedURL) {
+ if (baseURL && !isAbsoluteURL(requestedURL)) {
+ return combineURLs(baseURL, requestedURL);
+ }
+ return requestedURL;
+ };
+
+ // Headers whose duplicates are ignored by node
+ // c.f. https://nodejs.org/api/http.html#http_message_headers
+ var ignoreDuplicateOf = [
+ 'age', 'authorization', 'content-length', 'content-type', 'etag',
+ 'expires', 'from', 'host', 'if-modified-since', 'if-unmodified-since',
+ 'last-modified', 'location', 'max-forwards', 'proxy-authorization',
+ 'referer', 'retry-after', 'user-agent'
+ ];
+
+ /**
+ * Parse headers into an object
+ *
+ * ```
+ * Date: Wed, 27 Aug 2014 08:58:49 GMT
+ * Content-Type: application/json
+ * Connection: keep-alive
+ * Transfer-Encoding: chunked
+ * ```
+ *
+ * @param {String} headers Headers needing to be parsed
+ * @returns {Object} Headers parsed into an object
+ */
+ var parseHeaders = function parseHeaders(headers) {
+ var parsed = {};
+ var key;
+ var val;
+ var i;
+
+ if (!headers) { return parsed; }
+
+ utils.forEach(headers.split('\n'), function parser(line) {
+ i = line.indexOf(':');
+ key = utils.trim(line.substr(0, i)).toLowerCase();
+ val = utils.trim(line.substr(i + 1));
+
+ if (key) {
+ if (parsed[key] && ignoreDuplicateOf.indexOf(key) >= 0) {
+ return;
+ }
+ if (key === 'set-cookie') {
+ parsed[key] = (parsed[key] ? parsed[key] : []).concat([val]);
+ } else {
+ parsed[key] = parsed[key] ? parsed[key] + ', ' + val : val;
+ }
+ }
+ });
+
+ return parsed;
+ };
+
+ var isURLSameOrigin = (
+ utils.isStandardBrowserEnv() ?
+
+ // Standard browser envs have full support of the APIs needed to test
+ // whether the request URL is of the same origin as current location.
+ (function standardBrowserEnv() {
+ var msie = /(msie|trident)/i.test(navigator.userAgent);
+ var urlParsingNode = document.createElement('a');
+ var originURL;
+
+ /**
+ * Parse a URL to discover it's components
+ *
+ * @param {String} url The URL to be parsed
+ * @returns {Object}
+ */
+ function resolveURL(url) {
+ var href = url;
+
+ if (msie) {
+ // IE needs attribute set twice to normalize properties
+ urlParsingNode.setAttribute('href', href);
+ href = urlParsingNode.href;
+ }
+
+ urlParsingNode.setAttribute('href', href);
+
+ // urlParsingNode provides the UrlUtils interface - http://url.spec.whatwg.org/#urlutils
+ return {
+ href: urlParsingNode.href,
+ protocol: urlParsingNode.protocol ? urlParsingNode.protocol.replace(/:$/, '') : '',
+ host: urlParsingNode.host,
+ search: urlParsingNode.search ? urlParsingNode.search.replace(/^\?/, '') : '',
+ hash: urlParsingNode.hash ? urlParsingNode.hash.replace(/^#/, '') : '',
+ hostname: urlParsingNode.hostname,
+ port: urlParsingNode.port,
+ pathname: (urlParsingNode.pathname.charAt(0) === '/') ?
+ urlParsingNode.pathname :
+ '/' + urlParsingNode.pathname
+ };
+ }
+
+ originURL = resolveURL(window.location.href);
+
+ /**
+ * Determine if a URL shares the same origin as the current location
+ *
+ * @param {String} requestURL The URL to test
+ * @returns {boolean} True if URL shares the same origin, otherwise false
+ */
+ return function isURLSameOrigin(requestURL) {
+ var parsed = (utils.isString(requestURL)) ? resolveURL(requestURL) : requestURL;
+ return (parsed.protocol === originURL.protocol &&
+ parsed.host === originURL.host);
+ };
+ })() :
+
+ // Non standard browser envs (web workers, react-native) lack needed support.
+ (function nonStandardBrowserEnv() {
+ return function isURLSameOrigin() {
+ return true;
+ };
+ })()
+ );
+
+ /**
+ * A `CanceledError` is an object that is thrown when an operation is canceled.
+ *
+ * @class
+ * @param {string=} message The message.
+ */
+ function CanceledError(message) {
+ // eslint-disable-next-line no-eq-null,eqeqeq
+ AxiosError_1.call(this, message == null ? 'canceled' : message, AxiosError_1.ERR_CANCELED);
+ this.name = 'CanceledError';
+ }
+
+ utils.inherits(CanceledError, AxiosError_1, {
+ __CANCEL__: true
+ });
+
+ var CanceledError_1 = CanceledError;
+
+ var parseProtocol = function parseProtocol(url) {
+ var match = /^([-+\w]{1,25})(:?\/\/|:)/.exec(url);
+ return match && match[1] || '';
+ };
+
+ var xhr = function xhrAdapter(config) {
+ return new Promise(function dispatchXhrRequest(resolve, reject) {
+ var requestData = config.data;
+ var requestHeaders = config.headers;
+ var responseType = config.responseType;
+ var onCanceled;
+ function done() {
+ if (config.cancelToken) {
+ config.cancelToken.unsubscribe(onCanceled);
+ }
+
+ if (config.signal) {
+ config.signal.removeEventListener('abort', onCanceled);
+ }
+ }
+
+ if (utils.isFormData(requestData) && utils.isStandardBrowserEnv()) {
+ delete requestHeaders['Content-Type']; // Let the browser set it
+ }
+
+ var request = new XMLHttpRequest();
+
+ // HTTP basic authentication
+ if (config.auth) {
+ var username = config.auth.username || '';
+ var password = config.auth.password ? unescape(encodeURIComponent(config.auth.password)) : '';
+ requestHeaders.Authorization = 'Basic ' + btoa(username + ':' + password);
+ }
+
+ var fullPath = buildFullPath(config.baseURL, config.url);
+
+ request.open(config.method.toUpperCase(), buildURL(fullPath, config.params, config.paramsSerializer), true);
+
+ // Set the request timeout in MS
+ request.timeout = config.timeout;
+
+ function onloadend() {
+ if (!request) {
+ return;
+ }
+ // Prepare the response
+ var responseHeaders = 'getAllResponseHeaders' in request ? parseHeaders(request.getAllResponseHeaders()) : null;
+ var responseData = !responseType || responseType === 'text' || responseType === 'json' ?
+ request.responseText : request.response;
+ var response = {
+ data: responseData,
+ status: request.status,
+ statusText: request.statusText,
+ headers: responseHeaders,
+ config: config,
+ request: request
+ };
+
+ settle(function _resolve(value) {
+ resolve(value);
+ done();
+ }, function _reject(err) {
+ reject(err);
+ done();
+ }, response);
+
+ // Clean up request
+ request = null;
+ }
+
+ if ('onloadend' in request) {
+ // Use onloadend if available
+ request.onloadend = onloadend;
+ } else {
+ // Listen for ready state to emulate onloadend
+ request.onreadystatechange = function handleLoad() {
+ if (!request || request.readyState !== 4) {
+ return;
+ }
+
+ // The request errored out and we didn't get a response, this will be
+ // handled by onerror instead
+ // With one exception: request that using file: protocol, most browsers
+ // will return status as 0 even though it's a successful request
+ if (request.status === 0 && !(request.responseURL && request.responseURL.indexOf('file:') === 0)) {
+ return;
+ }
+ // readystate handler is calling before onerror or ontimeout handlers,
+ // so we should call onloadend on the next 'tick'
+ setTimeout(onloadend);
+ };
+ }
+
+ // Handle browser request cancellation (as opposed to a manual cancellation)
+ request.onabort = function handleAbort() {
+ if (!request) {
+ return;
+ }
+
+ reject(new AxiosError_1('Request aborted', AxiosError_1.ECONNABORTED, config, request));
+
+ // Clean up request
+ request = null;
+ };
+
+ // Handle low level network errors
+ request.onerror = function handleError() {
+ // Real errors are hidden from us by the browser
+ // onerror should only fire if it's a network error
+ reject(new AxiosError_1('Network Error', AxiosError_1.ERR_NETWORK, config, request, request));
+
+ // Clean up request
+ request = null;
+ };
+
+ // Handle timeout
+ request.ontimeout = function handleTimeout() {
+ var timeoutErrorMessage = config.timeout ? 'timeout of ' + config.timeout + 'ms exceeded' : 'timeout exceeded';
+ var transitional$1 = config.transitional || transitional;
+ if (config.timeoutErrorMessage) {
+ timeoutErrorMessage = config.timeoutErrorMessage;
+ }
+ reject(new AxiosError_1(
+ timeoutErrorMessage,
+ transitional$1.clarifyTimeoutError ? AxiosError_1.ETIMEDOUT : AxiosError_1.ECONNABORTED,
+ config,
+ request));
+
+ // Clean up request
+ request = null;
+ };
+
+ // Add xsrf header
+ // This is only done if running in a standard browser environment.
+ // Specifically not if we're in a web worker, or react-native.
+ if (utils.isStandardBrowserEnv()) {
+ // Add xsrf header
+ var xsrfValue = (config.withCredentials || isURLSameOrigin(fullPath)) && config.xsrfCookieName ?
+ cookies.read(config.xsrfCookieName) :
+ undefined;
+
+ if (xsrfValue) {
+ requestHeaders[config.xsrfHeaderName] = xsrfValue;
+ }
+ }
+
+ // Add headers to the request
+ if ('setRequestHeader' in request) {
+ utils.forEach(requestHeaders, function setRequestHeader(val, key) {
+ if (typeof requestData === 'undefined' && key.toLowerCase() === 'content-type') {
+ // Remove Content-Type if data is undefined
+ delete requestHeaders[key];
+ } else {
+ // Otherwise add header to the request
+ request.setRequestHeader(key, val);
+ }
+ });
+ }
+
+ // Add withCredentials to request if needed
+ if (!utils.isUndefined(config.withCredentials)) {
+ request.withCredentials = !!config.withCredentials;
+ }
+
+ // Add responseType to request if needed
+ if (responseType && responseType !== 'json') {
+ request.responseType = config.responseType;
+ }
+
+ // Handle progress if needed
+ if (typeof config.onDownloadProgress === 'function') {
+ request.addEventListener('progress', config.onDownloadProgress);
+ }
+
+ // Not all browsers support upload events
+ if (typeof config.onUploadProgress === 'function' && request.upload) {
+ request.upload.addEventListener('progress', config.onUploadProgress);
+ }
+
+ if (config.cancelToken || config.signal) {
+ // Handle cancellation
+ // eslint-disable-next-line func-names
+ onCanceled = function(cancel) {
+ if (!request) {
+ return;
+ }
+ reject(!cancel || (cancel && cancel.type) ? new CanceledError_1() : cancel);
+ request.abort();
+ request = null;
+ };
+
+ config.cancelToken && config.cancelToken.subscribe(onCanceled);
+ if (config.signal) {
+ config.signal.aborted ? onCanceled() : config.signal.addEventListener('abort', onCanceled);
+ }
+ }
+
+ if (!requestData) {
+ requestData = null;
+ }
+
+ var protocol = parseProtocol(fullPath);
+
+ if (protocol && [ 'http', 'https', 'file' ].indexOf(protocol) === -1) {
+ reject(new AxiosError_1('Unsupported protocol ' + protocol + ':', AxiosError_1.ERR_BAD_REQUEST, config));
+ return;
+ }
+
+
+ // Send the request
+ request.send(requestData);
+ });
+ };
+
+ // eslint-disable-next-line strict
+ var _null = null;
+
+ var DEFAULT_CONTENT_TYPE = {
+ 'Content-Type': 'application/x-www-form-urlencoded'
+ };
+
+ function setContentTypeIfUnset(headers, value) {
+ if (!utils.isUndefined(headers) && utils.isUndefined(headers['Content-Type'])) {
+ headers['Content-Type'] = value;
+ }
+ }
+
+ function getDefaultAdapter() {
+ var adapter;
+ if (typeof XMLHttpRequest !== 'undefined') {
+ // For browsers use XHR adapter
+ adapter = xhr;
+ } else if (typeof process !== 'undefined' && Object.prototype.toString.call(process) === '[object process]') {
+ // For node use HTTP adapter
+ adapter = xhr;
+ }
+ return adapter;
+ }
+
+ function stringifySafely(rawValue, parser, encoder) {
+ if (utils.isString(rawValue)) {
+ try {
+ (parser || JSON.parse)(rawValue);
+ return utils.trim(rawValue);
+ } catch (e) {
+ if (e.name !== 'SyntaxError') {
+ throw e;
+ }
+ }
+ }
+
+ return (encoder || JSON.stringify)(rawValue);
+ }
+
+ var defaults = {
+
+ transitional: transitional,
+
+ adapter: getDefaultAdapter(),
+
+ transformRequest: [function transformRequest(data, headers) {
+ normalizeHeaderName(headers, 'Accept');
+ normalizeHeaderName(headers, 'Content-Type');
+
+ if (utils.isFormData(data) ||
+ utils.isArrayBuffer(data) ||
+ utils.isBuffer(data) ||
+ utils.isStream(data) ||
+ utils.isFile(data) ||
+ utils.isBlob(data)
+ ) {
+ return data;
+ }
+ if (utils.isArrayBufferView(data)) {
+ return data.buffer;
+ }
+ if (utils.isURLSearchParams(data)) {
+ setContentTypeIfUnset(headers, 'application/x-www-form-urlencoded;charset=utf-8');
+ return data.toString();
+ }
+
+ var isObjectPayload = utils.isObject(data);
+ var contentType = headers && headers['Content-Type'];
+
+ var isFileList;
+
+ if ((isFileList = utils.isFileList(data)) || (isObjectPayload && contentType === 'multipart/form-data')) {
+ var _FormData = this.env && this.env.FormData;
+ return toFormData_1(isFileList ? {'files[]': data} : data, _FormData && new _FormData());
+ } else if (isObjectPayload || contentType === 'application/json') {
+ setContentTypeIfUnset(headers, 'application/json');
+ return stringifySafely(data);
+ }
+
+ return data;
+ }],
+
+ transformResponse: [function transformResponse(data) {
+ var transitional = this.transitional || defaults.transitional;
+ var silentJSONParsing = transitional && transitional.silentJSONParsing;
+ var forcedJSONParsing = transitional && transitional.forcedJSONParsing;
+ var strictJSONParsing = !silentJSONParsing && this.responseType === 'json';
+
+ if (strictJSONParsing || (forcedJSONParsing && utils.isString(data) && data.length)) {
+ try {
+ return JSON.parse(data);
+ } catch (e) {
+ if (strictJSONParsing) {
+ if (e.name === 'SyntaxError') {
+ throw AxiosError_1.from(e, AxiosError_1.ERR_BAD_RESPONSE, this, null, this.response);
+ }
+ throw e;
+ }
+ }
+ }
+
+ return data;
+ }],
+
+ /**
+ * A timeout in milliseconds to abort a request. If set to 0 (default) a
+ * timeout is not created.
+ */
+ timeout: 0,
+
+ xsrfCookieName: 'XSRF-TOKEN',
+ xsrfHeaderName: 'X-XSRF-TOKEN',
+
+ maxContentLength: -1,
+ maxBodyLength: -1,
+
+ env: {
+ FormData: _null
+ },
+
+ validateStatus: function validateStatus(status) {
+ return status >= 200 && status < 300;
+ },
+
+ headers: {
+ common: {
+ 'Accept': 'application/json, text/plain, */*'
+ }
+ }
+ };
+
+ utils.forEach(['delete', 'get', 'head'], function forEachMethodNoData(method) {
+ defaults.headers[method] = {};
+ });
+
+ utils.forEach(['post', 'put', 'patch'], function forEachMethodWithData(method) {
+ defaults.headers[method] = utils.merge(DEFAULT_CONTENT_TYPE);
+ });
+
+ var defaults_1 = defaults;
+
+ /**
+ * Transform the data for a request or a response
+ *
+ * @param {Object|String} data The data to be transformed
+ * @param {Array} headers The headers for the request or response
+ * @param {Array|Function} fns A single function or Array of functions
+ * @returns {*} The resulting transformed data
+ */
+ var transformData = function transformData(data, headers, fns) {
+ var context = this || defaults_1;
+ /*eslint no-param-reassign:0*/
+ utils.forEach(fns, function transform(fn) {
+ data = fn.call(context, data, headers);
+ });
+
+ return data;
+ };
+
+ var isCancel = function isCancel(value) {
+ return !!(value && value.__CANCEL__);
+ };
+
+ /**
+ * Throws a `CanceledError` if cancellation has been requested.
+ */
+ function throwIfCancellationRequested(config) {
+ if (config.cancelToken) {
+ config.cancelToken.throwIfRequested();
+ }
+
+ if (config.signal && config.signal.aborted) {
+ throw new CanceledError_1();
+ }
+ }
+
+ /**
+ * Dispatch a request to the server using the configured adapter.
+ *
+ * @param {object} config The config that is to be used for the request
+ * @returns {Promise} The Promise to be fulfilled
+ */
+ var dispatchRequest = function dispatchRequest(config) {
+ throwIfCancellationRequested(config);
+
+ // Ensure headers exist
+ config.headers = config.headers || {};
+
+ // Transform request data
+ config.data = transformData.call(
+ config,
+ config.data,
+ config.headers,
+ config.transformRequest
+ );
+
+ // Flatten headers
+ config.headers = utils.merge(
+ config.headers.common || {},
+ config.headers[config.method] || {},
+ config.headers
+ );
+
+ utils.forEach(
+ ['delete', 'get', 'head', 'post', 'put', 'patch', 'common'],
+ function cleanHeaderConfig(method) {
+ delete config.headers[method];
+ }
+ );
+
+ var adapter = config.adapter || defaults_1.adapter;
+
+ return adapter(config).then(function onAdapterResolution(response) {
+ throwIfCancellationRequested(config);
+
+ // Transform response data
+ response.data = transformData.call(
+ config,
+ response.data,
+ response.headers,
+ config.transformResponse
+ );
+
+ return response;
+ }, function onAdapterRejection(reason) {
+ if (!isCancel(reason)) {
+ throwIfCancellationRequested(config);
+
+ // Transform response data
+ if (reason && reason.response) {
+ reason.response.data = transformData.call(
+ config,
+ reason.response.data,
+ reason.response.headers,
+ config.transformResponse
+ );
+ }
+ }
+
+ return Promise.reject(reason);
+ });
+ };
+
+ /**
+ * Config-specific merge-function which creates a new config-object
+ * by merging two configuration objects together.
+ *
+ * @param {Object} config1
+ * @param {Object} config2
+ * @returns {Object} New object resulting from merging config2 to config1
+ */
+ var mergeConfig = function mergeConfig(config1, config2) {
+ // eslint-disable-next-line no-param-reassign
+ config2 = config2 || {};
+ var config = {};
+
+ function getMergedValue(target, source) {
+ if (utils.isPlainObject(target) && utils.isPlainObject(source)) {
+ return utils.merge(target, source);
+ } else if (utils.isPlainObject(source)) {
+ return utils.merge({}, source);
+ } else if (utils.isArray(source)) {
+ return source.slice();
+ }
+ return source;
+ }
+
+ // eslint-disable-next-line consistent-return
+ function mergeDeepProperties(prop) {
+ if (!utils.isUndefined(config2[prop])) {
+ return getMergedValue(config1[prop], config2[prop]);
+ } else if (!utils.isUndefined(config1[prop])) {
+ return getMergedValue(undefined, config1[prop]);
+ }
+ }
+
+ // eslint-disable-next-line consistent-return
+ function valueFromConfig2(prop) {
+ if (!utils.isUndefined(config2[prop])) {
+ return getMergedValue(undefined, config2[prop]);
+ }
+ }
+
+ // eslint-disable-next-line consistent-return
+ function defaultToConfig2(prop) {
+ if (!utils.isUndefined(config2[prop])) {
+ return getMergedValue(undefined, config2[prop]);
+ } else if (!utils.isUndefined(config1[prop])) {
+ return getMergedValue(undefined, config1[prop]);
+ }
+ }
+
+ // eslint-disable-next-line consistent-return
+ function mergeDirectKeys(prop) {
+ if (prop in config2) {
+ return getMergedValue(config1[prop], config2[prop]);
+ } else if (prop in config1) {
+ return getMergedValue(undefined, config1[prop]);
+ }
+ }
+
+ var mergeMap = {
+ 'url': valueFromConfig2,
+ 'method': valueFromConfig2,
+ 'data': valueFromConfig2,
+ 'baseURL': defaultToConfig2,
+ 'transformRequest': defaultToConfig2,
+ 'transformResponse': defaultToConfig2,
+ 'paramsSerializer': defaultToConfig2,
+ 'timeout': defaultToConfig2,
+ 'timeoutMessage': defaultToConfig2,
+ 'withCredentials': defaultToConfig2,
+ 'adapter': defaultToConfig2,
+ 'responseType': defaultToConfig2,
+ 'xsrfCookieName': defaultToConfig2,
+ 'xsrfHeaderName': defaultToConfig2,
+ 'onUploadProgress': defaultToConfig2,
+ 'onDownloadProgress': defaultToConfig2,
+ 'decompress': defaultToConfig2,
+ 'maxContentLength': defaultToConfig2,
+ 'maxBodyLength': defaultToConfig2,
+ 'beforeRedirect': defaultToConfig2,
+ 'transport': defaultToConfig2,
+ 'httpAgent': defaultToConfig2,
+ 'httpsAgent': defaultToConfig2,
+ 'cancelToken': defaultToConfig2,
+ 'socketPath': defaultToConfig2,
+ 'responseEncoding': defaultToConfig2,
+ 'validateStatus': mergeDirectKeys
+ };
+
+ utils.forEach(Object.keys(config1).concat(Object.keys(config2)), function computeConfigValue(prop) {
+ var merge = mergeMap[prop] || mergeDeepProperties;
+ var configValue = merge(prop);
+ (utils.isUndefined(configValue) && merge !== mergeDirectKeys) || (config[prop] = configValue);
+ });
+
+ return config;
+ };
+
+ var data = {
+ "version": "0.27.2"
+ };
+
+ var VERSION = data.version;
+
+
+ var validators$1 = {};
+
+ // eslint-disable-next-line func-names
+ ['object', 'boolean', 'number', 'function', 'string', 'symbol'].forEach(function(type, i) {
+ validators$1[type] = function validator(thing) {
+ return typeof thing === type || 'a' + (i < 1 ? 'n ' : ' ') + type;
+ };
+ });
+
+ var deprecatedWarnings = {};
+
+ /**
+ * Transitional option validator
+ * @param {function|boolean?} validator - set to false if the transitional option has been removed
+ * @param {string?} version - deprecated version / removed since version
+ * @param {string?} message - some message with additional info
+ * @returns {function}
+ */
+ validators$1.transitional = function transitional(validator, version, message) {
+ function formatMessage(opt, desc) {
+ return '[Axios v' + VERSION + '] Transitional option \'' + opt + '\'' + desc + (message ? '. ' + message : '');
+ }
+
+ // eslint-disable-next-line func-names
+ return function(value, opt, opts) {
+ if (validator === false) {
+ throw new AxiosError_1(
+ formatMessage(opt, ' has been removed' + (version ? ' in ' + version : '')),
+ AxiosError_1.ERR_DEPRECATED
+ );
+ }
+
+ if (version && !deprecatedWarnings[opt]) {
+ deprecatedWarnings[opt] = true;
+ // eslint-disable-next-line no-console
+ console.warn(
+ formatMessage(
+ opt,
+ ' has been deprecated since v' + version + ' and will be removed in the near future'
+ )
+ );
+ }
+
+ return validator ? validator(value, opt, opts) : true;
+ };
+ };
+
+ /**
+ * Assert object's properties type
+ * @param {object} options
+ * @param {object} schema
+ * @param {boolean?} allowUnknown
+ */
+
+ function assertOptions(options, schema, allowUnknown) {
+ if (typeof options !== 'object') {
+ throw new AxiosError_1('options must be an object', AxiosError_1.ERR_BAD_OPTION_VALUE);
+ }
+ var keys = Object.keys(options);
+ var i = keys.length;
+ while (i-- > 0) {
+ var opt = keys[i];
+ var validator = schema[opt];
+ if (validator) {
+ var value = options[opt];
+ var result = value === undefined || validator(value, opt, options);
+ if (result !== true) {
+ throw new AxiosError_1('option ' + opt + ' must be ' + result, AxiosError_1.ERR_BAD_OPTION_VALUE);
+ }
+ continue;
+ }
+ if (allowUnknown !== true) {
+ throw new AxiosError_1('Unknown option ' + opt, AxiosError_1.ERR_BAD_OPTION);
+ }
+ }
+ }
+
+ var validator = {
+ assertOptions: assertOptions,
+ validators: validators$1
+ };
+
+ var validators = validator.validators;
+ /**
+ * Create a new instance of Axios
+ *
+ * @param {Object} instanceConfig The default config for the instance
+ */
+ function Axios(instanceConfig) {
+ this.defaults = instanceConfig;
+ this.interceptors = {
+ request: new InterceptorManager_1(),
+ response: new InterceptorManager_1()
+ };
+ }
+
+ /**
+ * Dispatch a request
+ *
+ * @param {Object} config The config specific for this request (merged with this.defaults)
+ */
+ Axios.prototype.request = function request(configOrUrl, config) {
+ /*eslint no-param-reassign:0*/
+ // Allow for axios('example/url'[, config]) a la fetch API
+ if (typeof configOrUrl === 'string') {
+ config = config || {};
+ config.url = configOrUrl;
+ } else {
+ config = configOrUrl || {};
+ }
+
+ config = mergeConfig(this.defaults, config);
+
+ // Set config.method
+ if (config.method) {
+ config.method = config.method.toLowerCase();
+ } else if (this.defaults.method) {
+ config.method = this.defaults.method.toLowerCase();
+ } else {
+ config.method = 'get';
+ }
+
+ var transitional = config.transitional;
+
+ if (transitional !== undefined) {
+ validator.assertOptions(transitional, {
+ silentJSONParsing: validators.transitional(validators.boolean),
+ forcedJSONParsing: validators.transitional(validators.boolean),
+ clarifyTimeoutError: validators.transitional(validators.boolean)
+ }, false);
+ }
+
+ // filter out skipped interceptors
+ var requestInterceptorChain = [];
+ var synchronousRequestInterceptors = true;
+ this.interceptors.request.forEach(function unshiftRequestInterceptors(interceptor) {
+ if (typeof interceptor.runWhen === 'function' && interceptor.runWhen(config) === false) {
+ return;
+ }
+
+ synchronousRequestInterceptors = synchronousRequestInterceptors && interceptor.synchronous;
+
+ requestInterceptorChain.unshift(interceptor.fulfilled, interceptor.rejected);
+ });
+
+ var responseInterceptorChain = [];
+ this.interceptors.response.forEach(function pushResponseInterceptors(interceptor) {
+ responseInterceptorChain.push(interceptor.fulfilled, interceptor.rejected);
+ });
+
+ var promise;
+
+ if (!synchronousRequestInterceptors) {
+ var chain = [dispatchRequest, undefined];
+
+ Array.prototype.unshift.apply(chain, requestInterceptorChain);
+ chain = chain.concat(responseInterceptorChain);
+
+ promise = Promise.resolve(config);
+ while (chain.length) {
+ promise = promise.then(chain.shift(), chain.shift());
+ }
+
+ return promise;
+ }
+
+
+ var newConfig = config;
+ while (requestInterceptorChain.length) {
+ var onFulfilled = requestInterceptorChain.shift();
+ var onRejected = requestInterceptorChain.shift();
+ try {
+ newConfig = onFulfilled(newConfig);
+ } catch (error) {
+ onRejected(error);
+ break;
+ }
+ }
+
+ try {
+ promise = dispatchRequest(newConfig);
+ } catch (error) {
+ return Promise.reject(error);
+ }
+
+ while (responseInterceptorChain.length) {
+ promise = promise.then(responseInterceptorChain.shift(), responseInterceptorChain.shift());
+ }
+
+ return promise;
+ };
+
+ Axios.prototype.getUri = function getUri(config) {
+ config = mergeConfig(this.defaults, config);
+ var fullPath = buildFullPath(config.baseURL, config.url);
+ return buildURL(fullPath, config.params, config.paramsSerializer);
+ };
+
+ // Provide aliases for supported request methods
+ utils.forEach(['delete', 'get', 'head', 'options'], function forEachMethodNoData(method) {
+ /*eslint func-names:0*/
+ Axios.prototype[method] = function(url, config) {
+ return this.request(mergeConfig(config || {}, {
+ method: method,
+ url: url,
+ data: (config || {}).data
+ }));
+ };
+ });
+
+ utils.forEach(['post', 'put', 'patch'], function forEachMethodWithData(method) {
+ /*eslint func-names:0*/
+
+ function generateHTTPMethod(isForm) {
+ return function httpMethod(url, data, config) {
+ return this.request(mergeConfig(config || {}, {
+ method: method,
+ headers: isForm ? {
+ 'Content-Type': 'multipart/form-data'
+ } : {},
+ url: url,
+ data: data
+ }));
+ };
+ }
+
+ Axios.prototype[method] = generateHTTPMethod();
+
+ Axios.prototype[method + 'Form'] = generateHTTPMethod(true);
+ });
+
+ var Axios_1 = Axios;
+
+ /**
+ * A `CancelToken` is an object that can be used to request cancellation of an operation.
+ *
+ * @class
+ * @param {Function} executor The executor function.
+ */
+ function CancelToken(executor) {
+ if (typeof executor !== 'function') {
+ throw new TypeError('executor must be a function.');
+ }
+
+ var resolvePromise;
+
+ this.promise = new Promise(function promiseExecutor(resolve) {
+ resolvePromise = resolve;
+ });
+
+ var token = this;
+
+ // eslint-disable-next-line func-names
+ this.promise.then(function(cancel) {
+ if (!token._listeners) return;
+
+ var i;
+ var l = token._listeners.length;
+
+ for (i = 0; i < l; i++) {
+ token._listeners[i](cancel);
+ }
+ token._listeners = null;
+ });
+
+ // eslint-disable-next-line func-names
+ this.promise.then = function(onfulfilled) {
+ var _resolve;
+ // eslint-disable-next-line func-names
+ var promise = new Promise(function(resolve) {
+ token.subscribe(resolve);
+ _resolve = resolve;
+ }).then(onfulfilled);
+
+ promise.cancel = function reject() {
+ token.unsubscribe(_resolve);
+ };
+
+ return promise;
+ };
+
+ executor(function cancel(message) {
+ if (token.reason) {
+ // Cancellation has already been requested
+ return;
+ }
+
+ token.reason = new CanceledError_1(message);
+ resolvePromise(token.reason);
+ });
+ }
+
+ /**
+ * Throws a `CanceledError` if cancellation has been requested.
+ */
+ CancelToken.prototype.throwIfRequested = function throwIfRequested() {
+ if (this.reason) {
+ throw this.reason;
+ }
+ };
+
+ /**
+ * Subscribe to the cancel signal
+ */
+
+ CancelToken.prototype.subscribe = function subscribe(listener) {
+ if (this.reason) {
+ listener(this.reason);
+ return;
+ }
+
+ if (this._listeners) {
+ this._listeners.push(listener);
+ } else {
+ this._listeners = [listener];
+ }
+ };
+
+ /**
+ * Unsubscribe from the cancel signal
+ */
+
+ CancelToken.prototype.unsubscribe = function unsubscribe(listener) {
+ if (!this._listeners) {
+ return;
+ }
+ var index = this._listeners.indexOf(listener);
+ if (index !== -1) {
+ this._listeners.splice(index, 1);
+ }
+ };
+
+ /**
+ * Returns an object that contains a new `CancelToken` and a function that, when called,
+ * cancels the `CancelToken`.
+ */
+ CancelToken.source = function source() {
+ var cancel;
+ var token = new CancelToken(function executor(c) {
+ cancel = c;
+ });
+ return {
+ token: token,
+ cancel: cancel
+ };
+ };
+
+ var CancelToken_1 = CancelToken;
+
+ /**
+ * Syntactic sugar for invoking a function and expanding an array for arguments.
+ *
+ * Common use case would be to use `Function.prototype.apply`.
+ *
+ * ```js
+ * function f(x, y, z) {}
+ * var args = [1, 2, 3];
+ * f.apply(null, args);
+ * ```
+ *
+ * With `spread` this example can be re-written.
+ *
+ * ```js
+ * spread(function(x, y, z) {})([1, 2, 3]);
+ * ```
+ *
+ * @param {Function} callback
+ * @returns {Function}
+ */
+ var spread = function spread(callback) {
+ return function wrap(arr) {
+ return callback.apply(null, arr);
+ };
+ };
+
+ /**
+ * Determines whether the payload is an error thrown by Axios
+ *
+ * @param {*} payload The value to test
+ * @returns {boolean} True if the payload is an error thrown by Axios, otherwise false
+ */
+ var isAxiosError = function isAxiosError(payload) {
+ return utils.isObject(payload) && (payload.isAxiosError === true);
+ };
+
+ /**
+ * Create an instance of Axios
+ *
+ * @param {Object} defaultConfig The default config for the instance
+ * @return {Axios} A new instance of Axios
+ */
+ function createInstance(defaultConfig) {
+ var context = new Axios_1(defaultConfig);
+ var instance = bind(Axios_1.prototype.request, context);
+
+ // Copy axios.prototype to instance
+ utils.extend(instance, Axios_1.prototype, context);
+
+ // Copy context to instance
+ utils.extend(instance, context);
+
+ // Factory for creating new instances
+ instance.create = function create(instanceConfig) {
+ return createInstance(mergeConfig(defaultConfig, instanceConfig));
+ };
+
+ return instance;
+ }
+
+ // Create the default instance to be exported
+ var axios$1 = createInstance(defaults_1);
+
+ // Expose Axios class to allow class inheritance
+ axios$1.Axios = Axios_1;
+
+ // Expose Cancel & CancelToken
+ axios$1.CanceledError = CanceledError_1;
+ axios$1.CancelToken = CancelToken_1;
+ axios$1.isCancel = isCancel;
+ axios$1.VERSION = data.version;
+ axios$1.toFormData = toFormData_1;
+
+ // Expose AxiosError class
+ axios$1.AxiosError = AxiosError_1;
+
+ // alias for CanceledError for backward compatibility
+ axios$1.Cancel = axios$1.CanceledError;
+
+ // Expose all/spread
+ axios$1.all = function all(promises) {
+ return Promise.all(promises);
+ };
+ axios$1.spread = spread;
+
+ // Expose isAxiosError
+ axios$1.isAxiosError = isAxiosError;
+
+ var axios_1 = axios$1;
+
+ // Allow use of default import syntax in TypeScript
+ var _default = axios$1;
+ axios_1.default = _default;
+
+ var axios = axios_1;
+
+ class RTCEndpoint extends Event$1 {
+ constructor(options) {
+ super('RTCPusherPlayer');
+ this.TAG = '[RTCPusherPlayer]';
+ let defaults = {
+ element: '',
+ // html video element
+ debug: false,
+ // if output debug log
+ zlmsdpUrl: '',
+ simulcast: false,
+ useCamera: true,
+ audioEnable: true,
+ videoEnable: true,
+ recvOnly: false,
+ resolution: {
+ w: 0,
+ h: 0
+ },
+ usedatachannel: false
+ };
+ this.options = Object.assign({}, defaults, options);
+ if (this.options.debug) {
+ setLogger();
+ }
+ this.e = {
+ onicecandidate: this._onIceCandidate.bind(this),
+ ontrack: this._onTrack.bind(this),
+ onicecandidateerror: this._onIceCandidateError.bind(this),
+ onconnectionstatechange: this._onconnectionstatechange.bind(this),
+ ondatachannelopen: this._onDataChannelOpen.bind(this),
+ ondatachannelmsg: this._onDataChannelMsg.bind(this),
+ ondatachannelerr: this._onDataChannelErr.bind(this),
+ ondatachannelclose: this._onDataChannelClose.bind(this)
+ };
+ this._remoteStream = null;
+ this._localStream = null;
+ this._tracks = [];
+ this.pc = new RTCPeerConnection(null);
+ this.pc.onicecandidate = this.e.onicecandidate;
+ this.pc.onicecandidateerror = this.e.onicecandidateerror;
+ this.pc.ontrack = this.e.ontrack;
+ this.pc.onconnectionstatechange = this.e.onconnectionstatechange;
+ this.datachannel = null;
+ if (this.options.usedatachannel) {
+ this.datachannel = this.pc.createDataChannel('chat');
+ this.datachannel.onclose = this.e.ondatachannelclose;
+ this.datachannel.onerror = this.e.ondatachannelerr;
+ this.datachannel.onmessage = this.e.ondatachannelmsg;
+ this.datachannel.onopen = this.e.ondatachannelopen;
+ }
+ if (!this.options.recvOnly && (this.options.audioEnable || this.options.videoEnable)) this.start();else this.receive();
+ }
+ receive() {
+
+ //debug.error(this.TAG,'this not implement');
+ const AudioTransceiverInit = {
+ direction: 'recvonly',
+ sendEncodings: []
+ };
+ const VideoTransceiverInit = {
+ direction: 'recvonly',
+ sendEncodings: []
+ };
+ if (this.options.videoEnable) {
+ this.pc.addTransceiver('video', VideoTransceiverInit);
+ }
+ if (this.options.audioEnable) {
+ this.pc.addTransceiver('audio', AudioTransceiverInit);
+ }
+ this.pc.createOffer().then(desc => {
+ log(this.TAG, 'offer:', desc.sdp);
+ this.pc.setLocalDescription(desc).then(() => {
+ axios({
+ method: 'post',
+ url: this.options.zlmsdpUrl,
+ responseType: 'json',
+ data: desc.sdp,
+ headers: {
+ 'Content-Type': 'text/plain;charset=utf-8'
+ }
+ }).then(response => {
+ let ret = response.data; //JSON.parse(response.data);
+ if (ret.code != 0) {
+ // mean failed for offer/anwser exchange
+ this.dispatch(Events$1.WEBRTC_OFFER_ANWSER_EXCHANGE_FAILED, ret);
+ return;
+ }
+ let anwser = {};
+ anwser.sdp = ret.sdp;
+ anwser.type = 'answer';
+ log(this.TAG, 'answer:', ret.sdp);
+ this.pc.setRemoteDescription(anwser).then(() => {
+ log(this.TAG, 'set remote sucess');
+ }).catch(e => {
+ error(this.TAG, e);
+ });
+ });
+ });
+ }).catch(e => {
+ error(this.TAG, e);
+ });
+ }
+ start() {
+ let videoConstraints = false;
+ let audioConstraints = false;
+ if (this.options.useCamera) {
+ if (this.options.videoEnable) videoConstraints = new VideoTrackConstraints(VideoSourceInfo.CAMERA);
+ if (this.options.audioEnable) audioConstraints = new AudioTrackConstraints(AudioSourceInfo.MIC);
+ } else {
+ if (this.options.videoEnable) {
+ videoConstraints = new VideoTrackConstraints(VideoSourceInfo.SCREENCAST);
+ if (this.options.audioEnable) audioConstraints = new AudioTrackConstraints(AudioSourceInfo.SCREENCAST);
+ } else {
+ if (this.options.audioEnable) audioConstraints = new AudioTrackConstraints(AudioSourceInfo.MIC);else {
+ // error shared display media not only audio
+ error(this.TAG, 'error paramter');
+ }
+ }
+ }
+ if (this.options.resolution.w != 0 && this.options.resolution.h != 0 && typeof videoConstraints == 'object') {
+ videoConstraints.resolution = new Resolution(this.options.resolution.w, this.options.resolution.h);
+ }
+ MediaStreamFactory.createMediaStream(new StreamConstraints(audioConstraints, videoConstraints)).then(stream => {
+ this._localStream = stream;
+ this.dispatch(Events$1.WEBRTC_ON_LOCAL_STREAM, stream);
+ const AudioTransceiverInit = {
+ direction: 'sendrecv',
+ sendEncodings: []
+ };
+ const VideoTransceiverInit = {
+ direction: 'sendrecv',
+ sendEncodings: []
+ };
+ if (this.options.simulcast && stream.getVideoTracks().length > 0) {
+ VideoTransceiverInit.sendEncodings = [{
+ rid: 'h',
+ active: true,
+ maxBitrate: 1000000
+ }, {
+ rid: 'm',
+ active: true,
+ maxBitrate: 500000,
+ scaleResolutionDownBy: 2
+ }, {
+ rid: 'l',
+ active: true,
+ maxBitrate: 200000,
+ scaleResolutionDownBy: 4
+ }];
+ }
+ if (this.options.audioEnable) {
+ if (stream.getAudioTracks().length > 0) {
+ this.pc.addTransceiver(stream.getAudioTracks()[0], AudioTransceiverInit);
+ } else {
+ AudioTransceiverInit.direction = 'recvonly';
+ this.pc.addTransceiver('audio', AudioTransceiverInit);
+ }
+ }
+ if (this.options.videoEnable) {
+ if (stream.getVideoTracks().length > 0) {
+ this.pc.addTransceiver(stream.getVideoTracks()[0], VideoTransceiverInit);
+ } else {
+ VideoTransceiverInit.direction = 'recvonly';
+ this.pc.addTransceiver('video', VideoTransceiverInit);
+ }
+ }
+
+ /*
+ stream.getTracks().forEach((track,idx)=>{
+ debug.log(this.TAG,track);
+ this.pc.addTrack(track);
+ });
+ */
+ this.pc.createOffer().then(desc => {
+ log(this.TAG, 'offer:', desc.sdp);
+ this.pc.setLocalDescription(desc).then(() => {
+ axios({
+ method: 'post',
+ url: this.options.zlmsdpUrl,
+ responseType: 'json',
+ data: desc.sdp,
+ headers: {
+ 'Content-Type': 'text/plain;charset=utf-8'
+ }
+ }).then(response => {
+ let ret = response.data; //JSON.parse(response.data);
+ if (ret.code != 0) {
+ // mean failed for offer/anwser exchange
+ this.dispatch(Events$1.WEBRTC_OFFER_ANWSER_EXCHANGE_FAILED, ret);
+ return;
+ }
+ let anwser = {};
+ anwser.sdp = ret.sdp;
+ anwser.type = 'answer';
+ log(this.TAG, 'answer:', ret.sdp);
+ this.pc.setRemoteDescription(anwser).then(() => {
+ log(this.TAG, 'set remote sucess');
+ }).catch(e => {
+ error(this.TAG, e);
+ });
+ });
+ });
+ }).catch(e => {
+ error(this.TAG, e);
+ });
+ }).catch(e => {
+ this.dispatch(Events$1.CAPTURE_STREAM_FAILED);
+ //debug.error(this.TAG,e);
+ });
+
+ //const offerOptions = {};
+ /*
+ if (typeof this.pc.addTransceiver === 'function') {
+ // |direction| seems not working on Safari.
+ this.pc.addTransceiver('audio', { direction: 'recvonly' });
+ this.pc.addTransceiver('video', { direction: 'recvonly' });
+ } else {
+ offerOptions.offerToReceiveAudio = true;
+ offerOptions.offerToReceiveVideo = true;
+ }
+ */
+ }
+
+ _onIceCandidate(event) {
+ if (event.candidate) {
+ log(this.TAG, 'Remote ICE candidate: \n ' + event.candidate.candidate);
+ // Send the candidate to the remote peer
+ }
+ }
+ _onTrack(event) {
+ this._tracks.push(event.track);
+ if (this.options.element && event.streams && event.streams.length > 0) {
+ this.options.element.srcObject = event.streams[0];
+ this._remoteStream = event.streams[0];
+ this.dispatch(Events$1.WEBRTC_ON_REMOTE_STREAMS, event);
+ } else {
+ if (this.pc.getReceivers().length == this._tracks.length) {
+ log(this.TAG, 'play remote stream ');
+ this._remoteStream = new MediaStream(this._tracks);
+ this.options.element.srcObject = this._remoteStream;
+ } else {
+ error(this.TAG, 'wait stream track finish');
+ }
+ }
+ }
+ _onIceCandidateError(event) {
+ this.dispatch(Events$1.WEBRTC_ICE_CANDIDATE_ERROR, event);
+ }
+ _onconnectionstatechange(event) {
+ this.dispatch(Events$1.WEBRTC_ON_CONNECTION_STATE_CHANGE, this.pc.connectionState);
+ }
+ _onDataChannelOpen(event) {
+ log(this.TAG, 'ondatachannel open:', event);
+ this.dispatch(Events$1.WEBRTC_ON_DATA_CHANNEL_OPEN, event);
+ }
+ _onDataChannelMsg(event) {
+ log(this.TAG, 'ondatachannel msg:', event);
+ this.dispatch(Events$1.WEBRTC_ON_DATA_CHANNEL_MSG, event);
+ }
+ _onDataChannelErr(event) {
+ log(this.TAG, 'ondatachannel err:', event);
+ this.dispatch(Events$1.WEBRTC_ON_DATA_CHANNEL_ERR, event);
+ }
+ _onDataChannelClose(event) {
+ log(this.TAG, 'ondatachannel close:', event);
+ this.dispatch(Events$1.WEBRTC_ON_DATA_CHANNEL_CLOSE, event);
+ }
+ sendMsg(data) {
+ if (this.datachannel != null) {
+ this.datachannel.send(data);
+ } else {
+ error(this.TAG, 'data channel is null');
+ }
+ }
+ closeDataChannel() {
+ if (this.datachannel) {
+ this.datachannel.close();
+ this.datachannel = null;
+ }
+ }
+ close() {
+ this.closeDataChannel();
+ if (this.pc) {
+ this.pc.close();
+ this.pc = null;
+ }
+ if (this.options) {
+ this.options = null;
+ }
+ if (this._localStream) {
+ this._localStream.getTracks().forEach((track, idx) => {
+ track.stop();
+ });
+ }
+ if (this._remoteStream) {
+ this._remoteStream.getTracks().forEach((track, idx) => {
+ track.stop();
+ });
+ }
+ this._tracks.forEach((track, idx) => {
+ track.stop();
+ });
+ this._tracks = [];
+ }
+ get remoteStream() {
+ return this._remoteStream;
+ }
+ get localStream() {
+ return this._localStream;
+ }
+ }
+
+ const quickScan = [{
+ 'label': '4K(UHD)',
+ 'width': 3840,
+ 'height': 2160
+ }, {
+ 'label': '1080p(FHD)',
+ 'width': 1920,
+ 'height': 1080
+ }, {
+ 'label': 'UXGA',
+ 'width': 1600,
+ 'height': 1200,
+ 'ratio': '4:3'
+ }, {
+ 'label': '720p(HD)',
+ 'width': 1280,
+ 'height': 720
+ }, {
+ 'label': 'SVGA',
+ 'width': 800,
+ 'height': 600
+ }, {
+ 'label': 'VGA',
+ 'width': 640,
+ 'height': 480
+ }, {
+ 'label': '360p(nHD)',
+ 'width': 640,
+ 'height': 360
+ }, {
+ 'label': 'CIF',
+ 'width': 352,
+ 'height': 288
+ }, {
+ 'label': 'QVGA',
+ 'width': 320,
+ 'height': 240
+ }, {
+ 'label': 'QCIF',
+ 'width': 176,
+ 'height': 144
+ }, {
+ 'label': 'QQVGA',
+ 'width': 160,
+ 'height': 120
+ }];
+ function GetSupportCameraResolutions$1() {
+ return new Promise(function (resolve, reject) {
+ let resolutions = [];
+ let ok = 0;
+ let err = 0;
+ for (let i = 0; i < quickScan.length; ++i) {
+ let videoConstraints = new VideoTrackConstraints(VideoSourceInfo.CAMERA);
+ videoConstraints.resolution = new Resolution(quickScan[i].width, quickScan[i].height);
+ MediaStreamFactory.createMediaStream(new StreamConstraints(false, videoConstraints)).then(stream => {
+ resolutions.push(quickScan[i]);
+ ok++;
+ if (ok + err == quickScan.length) {
+ resolve(resolutions);
+ }
+ }).catch(e => {
+ err++;
+ if (ok + err == quickScan.length) {
+ resolve(resolutions);
+ }
+ });
+ }
+ });
+ }
+ function GetAllScanResolution$1() {
+ return quickScan;
+ }
+ function isSupportResolution$1(w, h) {
+ return new Promise(function (resolve, reject) {
+ let videoConstraints = new VideoTrackConstraints(VideoSourceInfo.CAMERA);
+ videoConstraints.resolution = new Resolution(w, h);
+ MediaStreamFactory.createMediaStream(new StreamConstraints(false, videoConstraints)).then(stream => {
+ resolve();
+ }).catch(e => {
+ reject(e);
+ });
+ });
+ }
+
+ console.log('build date:', BUILD_DATE);
+ console.log('version:', VERSION$1);
+ const Events = Events$1;
+ const Media = media;
+ const Endpoint = RTCEndpoint;
+ const GetSupportCameraResolutions = GetSupportCameraResolutions$1;
+ const GetAllScanResolution = GetAllScanResolution$1;
+ const isSupportResolution = isSupportResolution$1;
+
+ exports.Endpoint = Endpoint;
+ exports.Events = Events;
+ exports.GetAllScanResolution = GetAllScanResolution;
+ exports.GetSupportCameraResolutions = GetSupportCameraResolutions;
+ exports.Media = Media;
+ exports.isSupportResolution = isSupportResolution;
+
+ Object.defineProperty(exports, '__esModule', { value: true });
+
+ return exports;
+
+})({});
+//# sourceMappingURL=ZLMRTCClient.js.map
diff --git a/wvpweb/public/static/js/config.js b/wvpweb/public/static/js/config.js
new file mode 100644
index 0000000..43329f7
--- /dev/null
+++ b/wvpweb/public/static/js/config.js
@@ -0,0 +1,22 @@
+
+window.baseUrl = ""
+
+// map组件全局参数, 注释此内容可以关闭地图功能
+window.mapParam = {
+ // 开启/关闭地图功能
+ enable: true,
+ // 坐标系 GCJ02 WGS84,
+ coordinateSystem: "GCJ02",
+ // 地图瓦片地址
+ tilesUrl: "http://webrd0{1-4}.is.autonavi.com/appmaptile?x={x}&y={y}&z={z}&lang=zh_cn&size=1&scale=1&style=8",
+ // 瓦片大小
+ tileSize: 256,
+ // 默认层级
+ zoom:10,
+ // 默认地图中心点
+ center:[116.41020, 39.915119],
+ // 地图最大层级
+ maxZoom:18,
+ // 地图最小层级
+ minZoom: 3
+}
diff --git a/wvpweb/public/static/js/h265web/h265webjs-v20221106.js b/wvpweb/public/static/js/h265web/h265webjs-v20221106.js
new file mode 100644
index 0000000..3dd4880
--- /dev/null
+++ b/wvpweb/public/static/js/h265web/h265webjs-v20221106.js
@@ -0,0 +1,428 @@
+!function e(t,i,n){function r(s,o){if(!i[s]){if(!t[s]){var u="function"==typeof require&&require;if(!o&&u)return u(s,!0);if(a)return a(s,!0);var l=new Error("Cannot find module '"+s+"'");throw l.code="MODULE_NOT_FOUND",l}var h=i[s]={exports:{}};t[s][0].call(h.exports,(function(e){return r(t[s][1][e]||e)}),h,h.exports,e,t,i,n)}return i[s].exports}for(var a="function"==typeof require&&require,s=0;sh&&(u-=h,u-=h,u-=c(2))}return Number(u)};i.numberToBytes=function(e,t){var i=(void 0===t?{}:t).le,n=void 0!==i&&i;("bigint"!=typeof e&&"number"!=typeof e||"number"==typeof e&&e!=e)&&(e=0),e=c(e);for(var r=s(e),a=new Uint8Array(new ArrayBuffer(r)),o=0;o=t.length&&u.call(t,(function(t,i){return t===(o[i]?o[i]&e[a+i]:e[a+i])}))};i.sliceBytes=function(e,t,i){return Uint8Array.prototype.slice?Uint8Array.prototype.slice.call(e,t,i):new Uint8Array(Array.prototype.slice.call(e,t,i))};i.reverseBytes=function(e){return e.reverse?e.reverse():Array.prototype.reverse.call(e)}},{"@babel/runtime/helpers/interopRequireDefault":6,"global/window":34}],10:[function(e,t,i){"use strict";Object.defineProperty(i,"__esModule",{value:!0}),i.getHvcCodec=i.getAvcCodec=i.getAv1Codec=void 0;var n=e("./byte-helpers.js");i.getAv1Codec=function(e){var t,i="",r=e[1]>>>3,a=31&e[1],s=e[2]>>>7,o=(64&e[2])>>6,u=(32&e[2])>>5,l=(16&e[2])>>4,h=(8&e[2])>>3,d=(4&e[2])>>2,c=3&e[2];return i+=r+"."+(0,n.padStart)(a,2,"0"),0===s?i+="M":1===s&&(i+="H"),t=2===r&&o?u?12:10:o?10:8,i+="."+(0,n.padStart)(t,2,"0"),i+="."+l,i+="."+h+d+c};i.getAvcCodec=function(e){return""+(0,n.toHexString)(e[1])+(0,n.toHexString)(252&e[2])+(0,n.toHexString)(e[3])};i.getHvcCodec=function(e){var t="",i=e[1]>>6,r=31&e[1],a=(32&e[1])>>5,s=e.subarray(2,6),o=e.subarray(6,12),u=e[12];1===i?t+="A":2===i?t+="B":3===i&&(t+="C"),t+=r+".";var l=parseInt((0,n.toBinaryString)(s).split("").reverse().join(""),2);l>255&&(l=parseInt((0,n.toBinaryString)(s),2)),t+=l.toString(16)+".",t+=0===a?"L":"H",t+=u;for(var h="",d=0;d=1)return 71===e[0];for(var t=0;t+1880}},{"./byte-helpers.js":9,"./ebml-helpers.js":14,"./id3-helpers.js":15,"./mp4-helpers.js":17,"./nal-helpers.js":18}],13:[function(e,t,i){(function(n){"use strict";var r=e("@babel/runtime/helpers/interopRequireDefault");Object.defineProperty(i,"__esModule",{value:!0}),i.default=function(e){for(var t=(s=e,a.default.atob?a.default.atob(s):n.from(s,"base64").toString("binary")),i=new Uint8Array(t.length),r=0;r=i.length)return i.length;var a=o(i,r,!1);if((0,n.bytesMatch)(t.bytes,a.bytes))return r;var s=o(i,r+a.length);return e(t,i,r+s.length+s.value+a.length)},h=function e(t,i){i=function(e){return Array.isArray(e)?e.map((function(e){return u(e)})):[u(e)]}(i),t=(0,n.toUint8)(t);var r=[];if(!i.length)return r;for(var a=0;at.length?t.length:d+h.value,f=t.subarray(d,c);(0,n.bytesMatch)(i[0],s.bytes)&&(1===i.length?r.push(f):r=r.concat(e(f,i.slice(1)))),a+=s.length+h.length+f.length}return r};i.findEbml=h;var d=function(e,t,i,r){var s;"group"===t&&((s=h(e,[a.BlockDuration])[0])&&(s=1/i*(s=(0,n.bytesToNumber)(s))*i/1e3),e=h(e,[a.Block])[0],t="block");var u=new DataView(e.buffer,e.byteOffset,e.byteLength),l=o(e,0),d=u.getInt16(l.length,!1),c=e[l.length+2],f=e.subarray(l.length+3),p=1/i*(r+d)*i/1e3,m={duration:s,trackNumber:l.value,keyframe:"simple"===t&&c>>7==1,invisible:(8&c)>>3==1,lacing:(6&c)>>1,discardable:"simple"===t&&1==(1&c),frames:[],pts:p,dts:p,timestamp:d};if(!m.lacing)return m.frames.push(f),m;var _=f[0]+1,g=[],v=1;if(2===m.lacing)for(var y=(f.length-v)/_,b=0;b<_;b++)g.push(y);if(1===m.lacing)for(var S=0;S<_-1;S++){var T=0;do{T+=f[v],v++}while(255===f[v-1]);g.push(T)}if(3===m.lacing)for(var E=0,w=0;w<_-1;w++){var A=0===w?o(f,v):o(f,v,!0,!0);E+=A.value,g.push(E),v+=A.length}return g.forEach((function(e){m.frames.push(f.subarray(v,v+e)),v+=e})),m};i.decodeBlock=d;var c=function(e){e=(0,n.toUint8)(e);var t=[],i=h(e,[a.Segment,a.Tracks,a.Track]);return i.length||(i=h(e,[a.Tracks,a.Track])),i.length||(i=h(e,[a.Track])),i.length?(i.forEach((function(e){var i=h(e,a.TrackType)[0];if(i&&i.length){if(1===i[0])i="video";else if(2===i[0])i="audio";else{if(17!==i[0])return;i="subtitle"}var s={rawCodec:(0,n.bytesToString)(h(e,[a.CodecID])[0]),type:i,codecPrivate:h(e,[a.CodecPrivate])[0],number:(0,n.bytesToNumber)(h(e,[a.TrackNumber])[0]),defaultDuration:(0,n.bytesToNumber)(h(e,[a.DefaultDuration])[0]),default:h(e,[a.FlagDefault])[0],rawData:e},o="";if(/V_MPEG4\/ISO\/AVC/.test(s.rawCodec))o="avc1."+(0,r.getAvcCodec)(s.codecPrivate);else if(/V_MPEGH\/ISO\/HEVC/.test(s.rawCodec))o="hev1."+(0,r.getHvcCodec)(s.codecPrivate);else if(/V_MPEG4\/ISO\/ASP/.test(s.rawCodec))o=s.codecPrivate?"mp4v.20."+s.codecPrivate[4].toString():"mp4v.20.9";else 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i=this.manifest.segments.length,n=y(e.attributes);s.parts=s.parts||[],s.parts.push(n),n.byterange&&(n.byterange.hasOwnProperty("offset")||(n.byterange.offset=_),_=n.byterange.offset+n.byterange.length);var r=s.parts.length-1;this.warnOnMissingAttributes_("#EXT-X-PART #"+r+" for segment #"+i,e.attributes,["URI","DURATION"]),this.manifest.renditionReports&&this.manifest.renditionReports.forEach((function(e,i){e.hasOwnProperty("lastPart")||t.trigger("warn",{message:"#EXT-X-RENDITION-REPORT #"+i+" lacks required attribute(s): LAST-PART"})}))},"server-control":function(){var t=this.manifest.serverControl=y(e.attributes);t.hasOwnProperty("canBlockReload")||(t.canBlockReload=!1,this.trigger("info",{message:"#EXT-X-SERVER-CONTROL defaulting CAN-BLOCK-RELOAD to false"})),b.call(this,this.manifest),t.canSkipDateranges&&!t.hasOwnProperty("canSkipUntil")&&this.trigger("warn",{message:"#EXT-X-SERVER-CONTROL lacks required attribute CAN-SKIP-UNTIL which is required when CAN-SKIP-DATERANGES is set"})},"preload-hint":function(){var t=this.manifest.segments.length,i=y(e.attributes),n=i.type&&"PART"===i.type;s.preloadHints=s.preloadHints||[],s.preloadHints.push(i),i.byterange&&(i.byterange.hasOwnProperty("offset")||(i.byterange.offset=n?_:0,n&&(_=i.byterange.offset+i.byterange.length)));var r=s.preloadHints.length-1;if(this.warnOnMissingAttributes_("#EXT-X-PRELOAD-HINT #"+r+" for segment #"+t,e.attributes,["TYPE","URI"]),i.type)for(var a=0;a=r&&console.debug("["+a.getDurationString(new Date-n,1e3)+"]","["+e+"]",t)},log:function(e,t){this.debug(e.msg)},info:function(e,t){2>=r&&console.info("["+a.getDurationString(new Date-n,1e3)+"]","["+e+"]",t)},warn:function(e,t){3>=r&&a.getDurationString(new Date-n,1e3)},error:function(e,t){4>=r&&console.error("["+a.getDurationString(new Date-n,1e3)+"]","["+e+"]",t)}});a.getDurationString=function(e,t){var i;function n(e,t){for(var i=(""+e).split(".");i[0].length0){for(var i="",n=0;n0&&(i+=","),i+="["+a.getDurationString(e.start(n))+","+a.getDurationString(e.end(n))+"]";return i}return"(empty)"},void 0!==i&&(i.Log=a);var s=function(e){if(!(e instanceof ArrayBuffer))throw"Needs an array buffer";this.buffer=e,this.dataview=new DataView(e),this.position=0};s.prototype.getPosition=function(){return this.position},s.prototype.getEndPosition=function(){return this.buffer.byteLength},s.prototype.getLength=function(){return this.buffer.byteLength},s.prototype.seek=function(e){var t=Math.max(0,Math.min(this.buffer.byteLength,e));return this.position=isNaN(t)||!isFinite(t)?0:t,!0},s.prototype.isEos=function(){return this.getPosition()>=this.getEndPosition()},s.prototype.readAnyInt=function(e,t){var i=0;if(this.position+e<=this.buffer.byteLength){switch(e){case 1:i=t?this.dataview.getInt8(this.position):this.dataview.getUint8(this.position);break;case 2:i=t?this.dataview.getInt16(this.position):this.dataview.getUint16(this.position);break;case 3:if(t)throw"No method for reading signed 24 bits values";i=this.dataview.getUint8(this.position)<<16,i|=this.dataview.getUint8(this.position)<<8,i|=this.dataview.getUint8(this.position);break;case 4:i=t?this.dataview.getInt32(this.position):this.dataview.getUint32(this.position);break;case 8:if(t)throw"No method for reading signed 64 bits values";i=this.dataview.getUint32(this.position)<<32,i|=this.dataview.getUint32(this.position);break;default:throw"readInt method not implemented for size: "+e}return this.position+=e,i}throw"Not enough bytes in buffer"},s.prototype.readUint8=function(){return this.readAnyInt(1,!1)},s.prototype.readUint16=function(){return this.readAnyInt(2,!1)},s.prototype.readUint24=function(){return this.readAnyInt(3,!1)},s.prototype.readUint32=function(){return this.readAnyInt(4,!1)},s.prototype.readUint64=function(){return this.readAnyInt(8,!1)},s.prototype.readString=function(e){if(this.position+e<=this.buffer.byteLength){for(var t="",i=0;ithis._byteLength&&(this._byteLength=t);else{for(i<1&&(i=1);t>i;)i*=2;var n=new ArrayBuffer(i),r=new Uint8Array(this._buffer);new Uint8Array(n,0,r.length).set(r),this.buffer=n,this._byteLength=t}}},o.prototype._trimAlloc=function(){if(this._byteLength!=this._buffer.byteLength){var e=new ArrayBuffer(this._byteLength),t=new Uint8Array(e),i=new Uint8Array(this._buffer,0,t.length);t.set(i),this.buffer=e}},o.BIG_ENDIAN=!1,o.LITTLE_ENDIAN=!0,o.prototype._byteLength=0,Object.defineProperty(o.prototype,"byteLength",{get:function(){return this._byteLength-this._byteOffset}}),Object.defineProperty(o.prototype,"buffer",{get:function(){return this._trimAlloc(),this._buffer},set:function(e){this._buffer=e,this._dataView=new DataView(this._buffer,this._byteOffset),this._byteLength=this._buffer.byteLength}}),Object.defineProperty(o.prototype,"byteOffset",{get:function(){return this._byteOffset},set:function(e){this._byteOffset=e,this._dataView=new DataView(this._buffer,this._byteOffset),this._byteLength=this._buffer.byteLength}}),Object.defineProperty(o.prototype,"dataView",{get:function(){return this._dataView},set:function(e){this._byteOffset=e.byteOffset,this._buffer=e.buffer,this._dataView=new DataView(this._buffer,this._byteOffset),this._byteLength=this._byteOffset+e.byteLength}}),o.prototype.seek=function(e){var t=Math.max(0,Math.min(this.byteLength,e));this.position=isNaN(t)||!isFinite(t)?0:t},o.prototype.isEof=function(){return this.position>=this._byteLength},o.prototype.mapUint8Array=function(e){this._realloc(1*e);var t=new Uint8Array(this._buffer,this.byteOffset+this.position,e);return this.position+=1*e,t},o.prototype.readInt32Array=function(e,t){e=null==e?this.byteLength-this.position/4:e;var i=new Int32Array(e);return o.memcpy(i.buffer,0,this.buffer,this.byteOffset+this.position,e*i.BYTES_PER_ELEMENT),o.arrayToNative(i,null==t?this.endianness:t),this.position+=i.byteLength,i},o.prototype.readInt16Array=function(e,t){e=null==e?this.byteLength-this.position/2:e;var i=new Int16Array(e);return o.memcpy(i.buffer,0,this.buffer,this.byteOffset+this.position,e*i.BYTES_PER_ELEMENT),o.arrayToNative(i,null==t?this.endianness:t),this.position+=i.byteLength,i},o.prototype.readInt8Array=function(e){e=null==e?this.byteLength-this.position:e;var t=new Int8Array(e);return o.memcpy(t.buffer,0,this.buffer,this.byteOffset+this.position,e*t.BYTES_PER_ELEMENT),this.position+=t.byteLength,t},o.prototype.readUint32Array=function(e,t){e=null==e?this.byteLength-this.position/4:e;var i=new Uint32Array(e);return o.memcpy(i.buffer,0,this.buffer,this.byteOffset+this.position,e*i.BYTES_PER_ELEMENT),o.arrayToNative(i,null==t?this.endianness:t),this.position+=i.byteLength,i},o.prototype.readUint16Array=function(e,t){e=null==e?this.byteLength-this.position/2:e;var i=new Uint16Array(e);return o.memcpy(i.buffer,0,this.buffer,this.byteOffset+this.position,e*i.BYTES_PER_ELEMENT),o.arrayToNative(i,null==t?this.endianness:t),this.position+=i.byteLength,i},o.prototype.readUint8Array=function(e){e=null==e?this.byteLength-this.position:e;var t=new Uint8Array(e);return o.memcpy(t.buffer,0,this.buffer,this.byteOffset+this.position,e*t.BYTES_PER_ELEMENT),this.position+=t.byteLength,t},o.prototype.readFloat64Array=function(e,t){e=null==e?this.byteLength-this.position/8:e;var i=new Float64Array(e);return o.memcpy(i.buffer,0,this.buffer,this.byteOffset+this.position,e*i.BYTES_PER_ELEMENT),o.arrayToNative(i,null==t?this.endianness:t),this.position+=i.byteLength,i},o.prototype.readFloat32Array=function(e,t){e=null==e?this.byteLength-this.position/4:e;var i=new Float32Array(e);return o.memcpy(i.buffer,0,this.buffer,this.byteOffset+this.position,e*i.BYTES_PER_ELEMENT),o.arrayToNative(i,null==t?this.endianness:t),this.position+=i.byteLength,i},o.prototype.readInt32=function(e){var t=this._dataView.getInt32(this.position,null==e?this.endianness:e);return this.position+=4,t},o.prototype.readInt16=function(e){var t=this._dataView.getInt16(this.position,null==e?this.endianness:e);return this.position+=2,t},o.prototype.readInt8=function(){var e=this._dataView.getInt8(this.position);return this.position+=1,e},o.prototype.readUint32=function(e){var t=this._dataView.getUint32(this.position,null==e?this.endianness:e);return this.position+=4,t},o.prototype.readUint16=function(e){var t=this._dataView.getUint16(this.position,null==e?this.endianness:e);return this.position+=2,t},o.prototype.readUint8=function(){var e=this._dataView.getUint8(this.position);return this.position+=1,e},o.prototype.readFloat32=function(e){var t=this._dataView.getFloat32(this.position,null==e?this.endianness:e);return this.position+=4,t},o.prototype.readFloat64=function(e){var t=this._dataView.getFloat64(this.position,null==e?this.endianness:e);return this.position+=8,t},o.endianness=new Int8Array(new Int16Array([1]).buffer)[0]>0,o.memcpy=function(e,t,i,n,r){var a=new Uint8Array(e,t,r),s=new Uint8Array(i,n,r);a.set(s)},o.arrayToNative=function(e,t){return t==this.endianness?e:this.flipArrayEndianness(e)},o.nativeToEndian=function(e,t){return this.endianness==t?e:this.flipArrayEndianness(e)},o.flipArrayEndianness=function(e){for(var t=new Uint8Array(e.buffer,e.byteOffset,e.byteLength),i=0;ir;n--,r++){var a=t[r];t[r]=t[n],t[n]=a}return e},o.prototype.failurePosition=0,String.fromCharCodeUint8=function(e){for(var t=[],i=0;i>16),this.writeUint8((65280&e)>>8),this.writeUint8(255&e)},o.prototype.adjustUint32=function(e,t){var i=this.position;this.seek(e),this.writeUint32(t),this.seek(i)},o.prototype.mapInt32Array=function(e,t){this._realloc(4*e);var i=new Int32Array(this._buffer,this.byteOffset+this.position,e);return o.arrayToNative(i,null==t?this.endianness:t),this.position+=4*e,i},o.prototype.mapInt16Array=function(e,t){this._realloc(2*e);var i=new Int16Array(this._buffer,this.byteOffset+this.position,e);return o.arrayToNative(i,null==t?this.endianness:t),this.position+=2*e,i},o.prototype.mapInt8Array=function(e){this._realloc(1*e);var t=new Int8Array(this._buffer,this.byteOffset+this.position,e);return this.position+=1*e,t},o.prototype.mapUint32Array=function(e,t){this._realloc(4*e);var i=new Uint32Array(this._buffer,this.byteOffset+this.position,e);return o.arrayToNative(i,null==t?this.endianness:t),this.position+=4*e,i},o.prototype.mapUint16Array=function(e,t){this._realloc(2*e);var i=new Uint16Array(this._buffer,this.byteOffset+this.position,e);return o.arrayToNative(i,null==t?this.endianness:t),this.position+=2*e,i},o.prototype.mapFloat64Array=function(e,t){this._realloc(8*e);var i=new Float64Array(this._buffer,this.byteOffset+this.position,e);return o.arrayToNative(i,null==t?this.endianness:t),this.position+=8*e,i},o.prototype.mapFloat32Array=function(e,t){this._realloc(4*e);var i=new Float32Array(this._buffer,this.byteOffset+this.position,e);return o.arrayToNative(i,null==t?this.endianness:t),this.position+=4*e,i};var l=function(e){this.buffers=[],this.bufferIndex=-1,e&&(this.insertBuffer(e),this.bufferIndex=0)};(l.prototype=new o(new ArrayBuffer,0,o.BIG_ENDIAN)).initialized=function(){var e;return this.bufferIndex>-1||(this.buffers.length>0?0===(e=this.buffers[0]).fileStart?(this.buffer=e,this.bufferIndex=0,a.debug("MultiBufferStream","Stream ready for parsing"),!0):(a.warn("MultiBufferStream","The first buffer should have a fileStart of 0"),this.logBufferLevel(),!1):(a.warn("MultiBufferStream","No buffer to start parsing from"),this.logBufferLevel(),!1))},ArrayBuffer.concat=function(e,t){a.debug("ArrayBuffer","Trying to create a new buffer of size: "+(e.byteLength+t.byteLength));var i=new Uint8Array(e.byteLength+t.byteLength);return i.set(new Uint8Array(e),0),i.set(new Uint8Array(t),e.byteLength),i.buffer},l.prototype.reduceBuffer=function(e,t,i){var n;return(n=new Uint8Array(i)).set(new Uint8Array(e,t,i)),n.buffer.fileStart=e.fileStart+t,n.buffer.usedBytes=0,n.buffer},l.prototype.insertBuffer=function(e){for(var t=!0,i=0;in.byteLength){this.buffers.splice(i,1),i--;continue}a.warn("MultiBufferStream","Buffer (fileStart: "+e.fileStart+" - Length: "+e.byteLength+") already appended, ignoring")}else e.fileStart+e.byteLength<=n.fileStart||(e=this.reduceBuffer(e,0,n.fileStart-e.fileStart)),a.debug("MultiBufferStream","Appending new buffer (fileStart: "+e.fileStart+" - Length: "+e.byteLength+")"),this.buffers.splice(i,0,e),0===i&&(this.buffer=e);t=!1;break}if(e.fileStart0)){t=!1;break}e=this.reduceBuffer(e,r,s)}}t&&(a.debug("MultiBufferStream","Appending new buffer (fileStart: "+e.fileStart+" - Length: "+e.byteLength+")"),this.buffers.push(e),0===i&&(this.buffer=e))},l.prototype.logBufferLevel=function(e){var t,i,n,r,s,o=[],u="";for(n=0,r=0,t=0;t0&&(u+=s.end-1+"]");var l=e?a.info:a.debug;0===this.buffers.length?l("MultiBufferStream","No more buffer in memory"):l("MultiBufferStream",this.buffers.length+" stored buffer(s) ("+n+"/"+r+" bytes): "+u)},l.prototype.cleanBuffers=function(){var e,t;for(e=0;e"+this.buffer.byteLength+")"),!0}return!1}return!1},l.prototype.findPosition=function(e,t,i){var n,r=null,s=-1;for(n=!0===e?0:this.bufferIndex;n=t?(a.debug("MultiBufferStream","Found position in existing buffer #"+s),s):-1},l.prototype.findEndContiguousBuf=function(e){var t,i,n,r=void 0!==e?e:this.bufferIndex;if(i=this.buffers[r],this.buffers.length>r+1)for(t=r+1;t>3;return 31===n&&i.data.length>=2&&(n=32+((7&i.data[0])<<3)+((224&i.data[1])>>5)),n}return null},i.DecoderConfigDescriptor=function(e){i.Descriptor.call(this,4,e)},i.DecoderConfigDescriptor.prototype=new i.Descriptor,i.DecoderConfigDescriptor.prototype.parse=function(e){this.oti=e.readUint8(),this.streamType=e.readUint8(),this.bufferSize=e.readUint24(),this.maxBitrate=e.readUint32(),this.avgBitrate=e.readUint32(),this.size-=13,this.parseRemainingDescriptors(e)},i.DecoderSpecificInfo=function(e){i.Descriptor.call(this,5,e)},i.DecoderSpecificInfo.prototype=new i.Descriptor,i.SLConfigDescriptor=function(e){i.Descriptor.call(this,6,e)},i.SLConfigDescriptor.prototype=new i.Descriptor,this};void 0!==i&&(i.MPEG4DescriptorParser=h);var d={ERR_INVALID_DATA:-1,ERR_NOT_ENOUGH_DATA:0,OK:1,BASIC_BOXES:["mdat","idat","free","skip","meco","strk"],FULL_BOXES:["hmhd","nmhd","iods","xml ","bxml","ipro","mere"],CONTAINER_BOXES:[["moov",["trak","pssh"]],["trak"],["edts"],["mdia"],["minf"],["dinf"],["stbl",["sgpd","sbgp"]],["mvex",["trex"]],["moof",["traf"]],["traf",["trun","sgpd","sbgp"]],["vttc"],["tref"],["iref"],["mfra",["tfra"]],["meco"],["hnti"],["hinf"],["strk"],["strd"],["sinf"],["rinf"],["schi"],["trgr"],["udta",["kind"]],["iprp",["ipma"]],["ipco"]],boxCodes:[],fullBoxCodes:[],containerBoxCodes:[],sampleEntryCodes:{},sampleGroupEntryCodes:[],trackGroupTypes:[],UUIDBoxes:{},UUIDs:[],initialize:function(){d.FullBox.prototype=new d.Box,d.ContainerBox.prototype=new d.Box,d.SampleEntry.prototype=new d.Box,d.TrackGroupTypeBox.prototype=new d.FullBox,d.BASIC_BOXES.forEach((function(e){d.createBoxCtor(e)})),d.FULL_BOXES.forEach((function(e){d.createFullBoxCtor(e)})),d.CONTAINER_BOXES.forEach((function(e){d.createContainerBoxCtor(e[0],null,e[1])}))},Box:function(e,t,i){this.type=e,this.size=t,this.uuid=i},FullBox:function(e,t,i){d.Box.call(this,e,t,i),this.flags=0,this.version=0},ContainerBox:function(e,t,i){d.Box.call(this,e,t,i),this.boxes=[]},SampleEntry:function(e,t,i,n){d.ContainerBox.call(this,e,t),this.hdr_size=i,this.start=n},SampleGroupEntry:function(e){this.grouping_type=e},TrackGroupTypeBox:function(e,t){d.FullBox.call(this,e,t)},createBoxCtor:function(e,t){d.boxCodes.push(e),d[e+"Box"]=function(t){d.Box.call(this,e,t)},d[e+"Box"].prototype=new d.Box,t&&(d[e+"Box"].prototype.parse=t)},createFullBoxCtor:function(e,t){d[e+"Box"]=function(t){d.FullBox.call(this,e,t)},d[e+"Box"].prototype=new d.FullBox,d[e+"Box"].prototype.parse=function(e){this.parseFullHeader(e),t&&t.call(this,e)}},addSubBoxArrays:function(e){if(e){this.subBoxNames=e;for(var t=e.length,i=0;ii?(a.error("BoxParser","Box of type '"+h+"' has a size "+l+" greater than its container size "+i),{code:d.ERR_NOT_ENOUGH_DATA,type:h,size:l,hdr_size:u,start:o}):o+l>e.getEndPosition()?(e.seek(o),a.info("BoxParser","Not enough data in stream to parse the entire '"+h+"' box"),{code:d.ERR_NOT_ENOUGH_DATA,type:h,size:l,hdr_size:u,start:o}):t?{code:d.OK,type:h,size:l,hdr_size:u,start:o}:(d[h+"Box"]?n=new d[h+"Box"](l):"uuid"!==h?(a.warn("BoxParser","Unknown box type: '"+h+"'"),(n=new d.Box(h,l)).has_unparsed_data=!0):d.UUIDBoxes[s]?n=new d.UUIDBoxes[s](l):(a.warn("BoxParser","Unknown uuid type: '"+s+"'"),(n=new d.Box(h,l)).uuid=s,n.has_unparsed_data=!0),n.hdr_size=u,n.start=o,n.write===d.Box.prototype.write&&"mdat"!==n.type&&(a.info("BoxParser","'"+c+"' box writing not yet implemented, keeping unparsed data in memory for later write"),n.parseDataAndRewind(e)),n.parse(e),(r=e.getPosition()-(n.start+n.size))<0?(a.warn("BoxParser","Parsing of box '"+c+"' did not read the entire indicated box data size (missing "+-r+" bytes), seeking forward"),e.seek(n.start+n.size)):r>0&&(a.error("BoxParser","Parsing of box '"+c+"' read "+r+" more bytes than the indicated box data size, seeking backwards"),e.seek(n.start+n.size)),{code:d.OK,box:n,size:n.size})},d.Box.prototype.parse=function(e){"mdat"!=this.type?this.data=e.readUint8Array(this.size-this.hdr_size):0===this.size?e.seek(e.getEndPosition()):e.seek(this.start+this.size)},d.Box.prototype.parseDataAndRewind=function(e){this.data=e.readUint8Array(this.size-this.hdr_size),e.position-=this.size-this.hdr_size},d.FullBox.prototype.parseDataAndRewind=function(e){this.parseFullHeader(e),this.data=e.readUint8Array(this.size-this.hdr_size),this.hdr_size-=4,e.position-=this.size-this.hdr_size},d.FullBox.prototype.parseFullHeader=function(e){this.version=e.readUint8(),this.flags=e.readUint24(),this.hdr_size+=4},d.FullBox.prototype.parse=function(e){this.parseFullHeader(e),this.data=e.readUint8Array(this.size-this.hdr_size)},d.ContainerBox.prototype.parse=function(e){for(var t,i;e.getPosition()>10&31,t[1]=this.language>>5&31,t[2]=31&this.language,this.languageString=String.fromCharCode(t[0]+96,t[1]+96,t[2]+96)},d.SAMPLE_ENTRY_TYPE_VISUAL="Visual",d.SAMPLE_ENTRY_TYPE_AUDIO="Audio",d.SAMPLE_ENTRY_TYPE_HINT="Hint",d.SAMPLE_ENTRY_TYPE_METADATA="Metadata",d.SAMPLE_ENTRY_TYPE_SUBTITLE="Subtitle",d.SAMPLE_ENTRY_TYPE_SYSTEM="System",d.SAMPLE_ENTRY_TYPE_TEXT="Text",d.SampleEntry.prototype.parseHeader=function(e){e.readUint8Array(6),this.data_reference_index=e.readUint16(),this.hdr_size+=8},d.SampleEntry.prototype.parse=function(e){this.parseHeader(e),this.data=e.readUint8Array(this.size-this.hdr_size)},d.SampleEntry.prototype.parseDataAndRewind=function(e){this.parseHeader(e),this.data=e.readUint8Array(this.size-this.hdr_size),this.hdr_size-=8,e.position-=this.size-this.hdr_size},d.SampleEntry.prototype.parseFooter=function(e){d.ContainerBox.prototype.parse.call(this,e)},d.createMediaSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_HINT),d.createMediaSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_METADATA),d.createMediaSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_SUBTITLE),d.createMediaSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_SYSTEM),d.createMediaSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_TEXT),d.createMediaSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,(function(e){var t;this.parseHeader(e),e.readUint16(),e.readUint16(),e.readUint32Array(3),this.width=e.readUint16(),this.height=e.readUint16(),this.horizresolution=e.readUint32(),this.vertresolution=e.readUint32(),e.readUint32(),this.frame_count=e.readUint16(),t=Math.min(31,e.readUint8()),this.compressorname=e.readString(t),t<31&&e.readString(31-t),this.depth=e.readUint16(),e.readUint16(),this.parseFooter(e)})),d.createMediaSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_AUDIO,(function(e){this.parseHeader(e),e.readUint32Array(2),this.channel_count=e.readUint16(),this.samplesize=e.readUint16(),e.readUint16(),e.readUint16(),this.samplerate=e.readUint32()/65536,this.parseFooter(e)})),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"avc1"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"avc2"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"avc3"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"avc4"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"av01"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"hvc1"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"hev1"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_AUDIO,"mp4a"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_AUDIO,"ac-3"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_AUDIO,"ec-3"),d.createEncryptedSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"encv"),d.createEncryptedSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_AUDIO,"enca"),d.createEncryptedSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_SUBTITLE,"encu"),d.createEncryptedSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_SYSTEM,"encs"),d.createEncryptedSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_TEXT,"enct"),d.createEncryptedSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_METADATA,"encm"),d.createBoxCtor("av1C",(function(e){var t=e.readUint8();if(t>>7&!1)a.error("av1C marker problem");else if(this.version=127&t,1===this.version)if(t=e.readUint8(),this.seq_profile=t>>5&7,this.seq_level_idx_0=31&t,t=e.readUint8(),this.seq_tier_0=t>>7&1,this.high_bitdepth=t>>6&1,this.twelve_bit=t>>5&1,this.monochrome=t>>4&1,this.chroma_subsampling_x=t>>3&1,this.chroma_subsampling_y=t>>2&1,this.chroma_sample_position=3&t,t=e.readUint8(),this.reserved_1=t>>5&7,0===this.reserved_1){if(this.initial_presentation_delay_present=t>>4&1,1===this.initial_presentation_delay_present)this.initial_presentation_delay_minus_one=15&t;else if(this.reserved_2=15&t,0!==this.reserved_2)return void a.error("av1C reserved_2 parsing problem");var i=this.size-this.hdr_size-4;this.configOBUs=e.readUint8Array(i)}else a.error("av1C reserved_1 parsing problem");else a.error("av1C version "+this.version+" not supported")})),d.createBoxCtor("avcC",(function(e){var t,i;for(this.configurationVersion=e.readUint8(),this.AVCProfileIndication=e.readUint8(),this.profile_compatibility=e.readUint8(),this.AVCLevelIndication=e.readUint8(),this.lengthSizeMinusOne=3&e.readUint8(),this.nb_SPS_nalus=31&e.readUint8(),i=this.size-this.hdr_size-6,this.SPS=[],t=0;t0&&(this.ext=e.readUint8Array(i))})),d.createBoxCtor("btrt",(function(e){this.bufferSizeDB=e.readUint32(),this.maxBitrate=e.readUint32(),this.avgBitrate=e.readUint32()})),d.createBoxCtor("clap",(function(e){this.cleanApertureWidthN=e.readUint32(),this.cleanApertureWidthD=e.readUint32(),this.cleanApertureHeightN=e.readUint32(),this.cleanApertureHeightD=e.readUint32(),this.horizOffN=e.readUint32(),this.horizOffD=e.readUint32(),this.vertOffN=e.readUint32(),this.vertOffD=e.readUint32()})),d.createBoxCtor("clli",(function(e){this.max_content_light_level=e.readUint16(),this.max_pic_average_light_level=e.readUint16()})),d.createFullBoxCtor("co64",(function(e){var t,i;if(t=e.readUint32(),this.chunk_offsets=[],0===this.version)for(i=0;i>7}else("rICC"===this.colour_type||"prof"===this.colour_type)&&(this.ICC_profile=e.readUint8Array(this.size-4))})),d.createFullBoxCtor("cprt",(function(e){this.parseLanguage(e),this.notice=e.readCString()})),d.createFullBoxCtor("cslg",(function(e){0===this.version&&(this.compositionToDTSShift=e.readInt32(),this.leastDecodeToDisplayDelta=e.readInt32(),this.greatestDecodeToDisplayDelta=e.readInt32(),this.compositionStartTime=e.readInt32(),this.compositionEndTime=e.readInt32())})),d.createFullBoxCtor("ctts",(function(e){var t,i;if(t=e.readUint32(),this.sample_counts=[],this.sample_offsets=[],0===this.version)for(i=0;i>6,this.bsid=t>>1&31,this.bsmod=(1&t)<<2|i>>6&3,this.acmod=i>>3&7,this.lfeon=i>>2&1,this.bit_rate_code=3&i|n>>5&7})),d.createBoxCtor("dec3",(function(e){var t=e.readUint16();this.data_rate=t>>3,this.num_ind_sub=7&t,this.ind_subs=[];for(var i=0;i>6,n.bsid=r>>1&31,n.bsmod=(1&r)<<4|a>>4&15,n.acmod=a>>1&7,n.lfeon=1&a,n.num_dep_sub=s>>1&15,n.num_dep_sub>0&&(n.chan_loc=(1&s)<<8|e.readUint8())}})),d.createFullBoxCtor("dfLa",(function(e){var t=[],i=["STREAMINFO","PADDING","APPLICATION","SEEKTABLE","VORBIS_COMMENT","CUESHEET","PICTURE","RESERVED"];for(this.parseFullHeader(e);;){var n=e.readUint8(),r=Math.min(127&n,i.length-1);if(r?e.readUint8Array(e.readUint24()):(e.readUint8Array(13),this.samplerate=e.readUint32()>>12,e.readUint8Array(20)),t.push(i[r]),128&n)break}this.numMetadataBlocks=t.length+" ("+t.join(", ")+")"})),d.createBoxCtor("dimm",(function(e){this.bytessent=e.readUint64()})),d.createBoxCtor("dmax",(function(e){this.time=e.readUint32()})),d.createBoxCtor("dmed",(function(e){this.bytessent=e.readUint64()})),d.createFullBoxCtor("dref",(function(e){var t,i;this.entries=[];for(var n=e.readUint32(),r=0;r=4;)this.compatible_brands[i]=e.readString(4),t-=4,i++})),d.createFullBoxCtor("hdlr",(function(e){0===this.version&&(e.readUint32(),this.handler=e.readString(4),e.readUint32Array(3),this.name=e.readString(this.size-this.hdr_size-20),"\0"===this.name[this.name.length-1]&&(this.name=this.name.slice(0,-1)))})),d.createBoxCtor("hvcC",(function(e){var t,i,n,r;this.configurationVersion=e.readUint8(),r=e.readUint8(),this.general_profile_space=r>>6,this.general_tier_flag=(32&r)>>5,this.general_profile_idc=31&r,this.general_profile_compatibility=e.readUint32(),this.general_constraint_indicator=e.readUint8Array(6),this.general_level_idc=e.readUint8(),this.min_spatial_segmentation_idc=4095&e.readUint16(),this.parallelismType=3&e.readUint8(),this.chroma_format_idc=3&e.readUint8(),this.bit_depth_luma_minus8=7&e.readUint8(),this.bit_depth_chroma_minus8=7&e.readUint8(),this.avgFrameRate=e.readUint16(),r=e.readUint8(),this.constantFrameRate=r>>6,this.numTemporalLayers=(13&r)>>3,this.temporalIdNested=(4&r)>>2,this.lengthSizeMinusOne=3&r,this.nalu_arrays=[];var a=e.readUint8();for(t=0;t>7,s.nalu_type=63&r;var o=e.readUint16();for(i=0;i>4&15,this.length_size=15&t,t=e.readUint8(),this.base_offset_size=t>>4&15,1===this.version||2===this.version?this.index_size=15&t:this.index_size=0,this.items=[];var i=0;if(this.version<2)i=e.readUint16();else{if(2!==this.version)throw"version of iloc box not supported";i=e.readUint32()}for(var n=0;n=2&&(2===this.version?this.item_ID=e.readUint16():3===this.version&&(this.item_ID=e.readUint32()),this.item_protection_index=e.readUint16(),this.item_type=e.readString(4),this.item_name=e.readCString(),"mime"===this.item_type?(this.content_type=e.readCString(),this.content_encoding=e.readCString()):"uri "===this.item_type&&(this.item_uri_type=e.readCString()))})),d.createFullBoxCtor("ipma",(function(e){var t,i;for(entry_count=e.readUint32(),this.associations=[],t=0;t>7==1,1&this.flags?s.property_index=(127&a)<<8|e.readUint8():s.property_index=127&a}}})),d.createFullBoxCtor("iref",(function(e){var t,i;for(this.references=[];e.getPosition()>7,n.assignment_type=127&r,n.assignment_type){case 0:n.grouping_type=e.readString(4);break;case 1:n.grouping_type=e.readString(4),n.grouping_type_parameter=e.readUint32();break;case 2:case 3:break;case 4:n.sub_track_id=e.readUint32();break;default:a.warn("BoxParser","Unknown leva assignement type")}}})),d.createBoxCtor("maxr",(function(e){this.period=e.readUint32(),this.bytes=e.readUint32()})),d.createBoxCtor("mdcv",(function(e){this.display_primaries=[],this.display_primaries[0]={},this.display_primaries[0].x=e.readUint16(),this.display_primaries[0].y=e.readUint16(),this.display_primaries[1]={},this.display_primaries[1].x=e.readUint16(),this.display_primaries[1].y=e.readUint16(),this.display_primaries[2]={},this.display_primaries[2].x=e.readUint16(),this.display_primaries[2].y=e.readUint16(),this.white_point={},this.white_point.x=e.readUint16(),this.white_point.y=e.readUint16(),this.max_display_mastering_luminance=e.readUint32(),this.min_display_mastering_luminance=e.readUint32()})),d.createFullBoxCtor("mdhd",(function(e){1==this.version?(this.creation_time=e.readUint64(),this.modification_time=e.readUint64(),this.timescale=e.readUint32(),this.duration=e.readUint64()):(this.creation_time=e.readUint32(),this.modification_time=e.readUint32(),this.timescale=e.readUint32(),this.duration=e.readUint32()),this.parseLanguage(e),e.readUint16()})),d.createFullBoxCtor("mehd",(function(e){1&this.flags&&(a.warn("BoxParser","mehd box incorrectly uses flags set to 1, converting version to 1"),this.version=1),1==this.version?this.fragment_duration=e.readUint64():this.fragment_duration=e.readUint32()})),d.createFullBoxCtor("meta",(function(e){this.boxes=[],d.ContainerBox.prototype.parse.call(this,e)})),d.createFullBoxCtor("mfhd",(function(e){this.sequence_number=e.readUint32()})),d.createFullBoxCtor("mfro",(function(e){this._size=e.readUint32()})),d.createFullBoxCtor("mvhd",(function(e){1==this.version?(this.creation_time=e.readUint64(),this.modification_time=e.readUint64(),this.timescale=e.readUint32(),this.duration=e.readUint64()):(this.creation_time=e.readUint32(),this.modification_time=e.readUint32(),this.timescale=e.readUint32(),this.duration=e.readUint32()),this.rate=e.readUint32(),this.volume=e.readUint16()>>8,e.readUint16(),e.readUint32Array(2),this.matrix=e.readUint32Array(9),e.readUint32Array(6),this.next_track_id=e.readUint32()})),d.createBoxCtor("npck",(function(e){this.packetssent=e.readUint32()})),d.createBoxCtor("nump",(function(e){this.packetssent=e.readUint64()})),d.createFullBoxCtor("padb",(function(e){var t=e.readUint32();this.padbits=[];for(var i=0;i0){var t=e.readUint32();this.kid=[];for(var i=0;i0&&(this.data=e.readUint8Array(n))})),d.createFullBoxCtor("clef",(function(e){this.width=e.readUint32(),this.height=e.readUint32()})),d.createFullBoxCtor("enof",(function(e){this.width=e.readUint32(),this.height=e.readUint32()})),d.createFullBoxCtor("prof",(function(e){this.width=e.readUint32(),this.height=e.readUint32()})),d.createContainerBoxCtor("tapt",null,["clef","prof","enof"]),d.createBoxCtor("rtp ",(function(e){this.descriptionformat=e.readString(4),this.sdptext=e.readString(this.size-this.hdr_size-4)})),d.createFullBoxCtor("saio",(function(e){1&this.flags&&(this.aux_info_type=e.readUint32(),this.aux_info_type_parameter=e.readUint32());var t=e.readUint32();this.offset=[];for(var i=0;i>7,this.avgRateFlag=t>>6&1,this.durationFlag&&(this.duration=e.readUint32()),this.avgRateFlag&&(this.accurateStatisticsFlag=e.readUint8(),this.avgBitRate=e.readUint16(),this.avgFrameRate=e.readUint16()),this.dependency=[];for(var i=e.readUint8(),n=0;n>7,this.num_leading_samples=127&t})),d.createSampleGroupCtor("rash",(function(e){if(this.operation_point_count=e.readUint16(),this.description_length!==2+(1===this.operation_point_count?2:6*this.operation_point_count)+9)a.warn("BoxParser","Mismatch in "+this.grouping_type+" sample group length"),this.data=e.readUint8Array(this.description_length-2);else{if(1===this.operation_point_count)this.target_rate_share=e.readUint16();else{this.target_rate_share=[],this.available_bitrate=[];for(var t=0;t>4,this.skip_byte_block=15&t,this.isProtected=e.readUint8(),this.Per_Sample_IV_Size=e.readUint8(),this.KID=d.parseHex16(e),this.constant_IV_size=0,this.constant_IV=0,1===this.isProtected&&0===this.Per_Sample_IV_Size&&(this.constant_IV_size=e.readUint8(),this.constant_IV=e.readUint8Array(this.constant_IV_size))})),d.createSampleGroupCtor("stsa",(function(e){a.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")})),d.createSampleGroupCtor("sync",(function(e){var t=e.readUint8();this.NAL_unit_type=63&t})),d.createSampleGroupCtor("tele",(function(e){var t=e.readUint8();this.level_independently_decodable=t>>7})),d.createSampleGroupCtor("tsas",(function(e){a.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")})),d.createSampleGroupCtor("tscl",(function(e){a.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")})),d.createSampleGroupCtor("vipr",(function(e){a.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")})),d.createFullBoxCtor("sbgp",(function(e){this.grouping_type=e.readString(4),1===this.version?this.grouping_type_parameter=e.readUint32():this.grouping_type_parameter=0,this.entries=[];for(var t=e.readUint32(),i=0;i>6,this.sample_depends_on[n]=t>>4&3,this.sample_is_depended_on[n]=t>>2&3,this.sample_has_redundancy[n]=3&t})),d.createFullBoxCtor("senc"),d.createFullBoxCtor("sgpd",(function(e){this.grouping_type=e.readString(4),a.debug("BoxParser","Found Sample Groups of type "+this.grouping_type),1===this.version?this.default_length=e.readUint32():this.default_length=0,this.version>=2&&(this.default_group_description_index=e.readUint32()),this.entries=[];for(var t=e.readUint32(),i=0;i>31&1,n.referenced_size=2147483647&r,n.subsegment_duration=e.readUint32(),r=e.readUint32(),n.starts_with_SAP=r>>31&1,n.SAP_type=r>>28&7,n.SAP_delta_time=268435455&r}})),d.SingleItemTypeReferenceBox=function(e,t,i,n){d.Box.call(this,e,t),this.hdr_size=i,this.start=n},d.SingleItemTypeReferenceBox.prototype=new d.Box,d.SingleItemTypeReferenceBox.prototype.parse=function(e){this.from_item_ID=e.readUint16();var t=e.readUint16();this.references=[];for(var i=0;i>4&15,this.sample_sizes[t+1]=15&n}else if(8===this.field_size)for(t=0;t0)for(i=0;i>4&15,this.default_skip_byte_block=15&t}this.default_isProtected=e.readUint8(),this.default_Per_Sample_IV_Size=e.readUint8(),this.default_KID=d.parseHex16(e),1===this.default_isProtected&&0===this.default_Per_Sample_IV_Size&&(this.default_constant_IV_size=e.readUint8(),this.default_constant_IV=e.readUint8Array(this.default_constant_IV_size))})),d.createFullBoxCtor("tfdt",(function(e){1==this.version?this.baseMediaDecodeTime=e.readUint64():this.baseMediaDecodeTime=e.readUint32()})),d.createFullBoxCtor("tfhd",(function(e){var t=0;this.track_id=e.readUint32(),this.size-this.hdr_size>t&&this.flags&d.TFHD_FLAG_BASE_DATA_OFFSET?(this.base_data_offset=e.readUint64(),t+=8):this.base_data_offset=0,this.size-this.hdr_size>t&&this.flags&d.TFHD_FLAG_SAMPLE_DESC?(this.default_sample_description_index=e.readUint32(),t+=4):this.default_sample_description_index=0,this.size-this.hdr_size>t&&this.flags&d.TFHD_FLAG_SAMPLE_DUR?(this.default_sample_duration=e.readUint32(),t+=4):this.default_sample_duration=0,this.size-this.hdr_size>t&&this.flags&d.TFHD_FLAG_SAMPLE_SIZE?(this.default_sample_size=e.readUint32(),t+=4):this.default_sample_size=0,this.size-this.hdr_size>t&&this.flags&d.TFHD_FLAG_SAMPLE_FLAGS?(this.default_sample_flags=e.readUint32(),t+=4):this.default_sample_flags=0})),d.createFullBoxCtor("tfra",(function(e){this.track_ID=e.readUint32(),e.readUint24();var t=e.readUint8();this.length_size_of_traf_num=t>>4&3,this.length_size_of_trun_num=t>>2&3,this.length_size_of_sample_num=3&t,this.entries=[];for(var i=e.readUint32(),n=0;n>8,e.readUint16(),this.matrix=e.readInt32Array(9),this.width=e.readUint32(),this.height=e.readUint32()})),d.createBoxCtor("tmax",(function(e){this.time=e.readUint32()})),d.createBoxCtor("tmin",(function(e){this.time=e.readUint32()})),d.createBoxCtor("totl",(function(e){this.bytessent=e.readUint32()})),d.createBoxCtor("tpay",(function(e){this.bytessent=e.readUint32()})),d.createBoxCtor("tpyl",(function(e){this.bytessent=e.readUint64()})),d.TrackGroupTypeBox.prototype.parse=function(e){this.parseFullHeader(e),this.track_group_id=e.readUint32()},d.createTrackGroupCtor("msrc"),d.TrackReferenceTypeBox=function(e,t,i,n){d.Box.call(this,e,t),this.hdr_size=i,this.start=n},d.TrackReferenceTypeBox.prototype=new d.Box,d.TrackReferenceTypeBox.prototype.parse=function(e){this.track_ids=e.readUint32Array((this.size-this.hdr_size)/4)},d.trefBox.prototype.parse=function(e){for(var t,i;e.getPosition()t&&this.flags&d.TRUN_FLAGS_DATA_OFFSET?(this.data_offset=e.readInt32(),t+=4):this.data_offset=0,this.size-this.hdr_size>t&&this.flags&d.TRUN_FLAGS_FIRST_FLAG?(this.first_sample_flags=e.readUint32(),t+=4):this.first_sample_flags=0,this.sample_duration=[],this.sample_size=[],this.sample_flags=[],this.sample_composition_time_offset=[],this.size-this.hdr_size>t)for(var i=0;i0&&(this.location=e.readCString())})),d.createUUIDBox("a5d40b30e81411ddba2f0800200c9a66",!0,!1,(function(e){this.LiveServerManifest=e.readString(this.size-this.hdr_size).replace(/&/g,"&").replace(//g,">").replace(/"/g,""").replace(/'/g,"'")})),d.createUUIDBox("d08a4f1810f34a82b6c832d8aba183d3",!0,!1,(function(e){this.system_id=d.parseHex16(e);var t=e.readUint32();t>0&&(this.data=e.readUint8Array(t))})),d.createUUIDBox("a2394f525a9b4f14a2446c427c648df4",!0,!1),d.createUUIDBox("8974dbce7be74c5184f97148f9882554",!0,!1,(function(e){this.default_AlgorithmID=e.readUint24(),this.default_IV_size=e.readUint8(),this.default_KID=d.parseHex16(e)})),d.createUUIDBox("d4807ef2ca3946958e5426cb9e46a79f",!0,!1,(function(e){this.fragment_count=e.readUint8(),this.entries=[];for(var t=0;t>4,this.chromaSubsampling=t>>1&7,this.videoFullRangeFlag=1&t,this.colourPrimaries=e.readUint8(),this.transferCharacteristics=e.readUint8(),this.matrixCoefficients=e.readUint8(),this.codecIntializationDataSize=e.readUint16(),this.codecIntializationData=e.readUint8Array(this.codecIntializationDataSize)):(this.profile=e.readUint8(),this.level=e.readUint8(),t=e.readUint8(),this.bitDepth=t>>4&15,this.colorSpace=15&t,t=e.readUint8(),this.chromaSubsampling=t>>4&15,this.transferFunction=t>>1&7,this.videoFullRangeFlag=1&t,this.codecIntializationDataSize=e.readUint16(),this.codecIntializationData=e.readUint8Array(this.codecIntializationDataSize))})),d.createBoxCtor("vttC",(function(e){this.text=e.readString(this.size-this.hdr_size)})),d.SampleEntry.prototype.isVideo=function(){return!1},d.SampleEntry.prototype.isAudio=function(){return!1},d.SampleEntry.prototype.isSubtitle=function(){return!1},d.SampleEntry.prototype.isMetadata=function(){return!1},d.SampleEntry.prototype.isHint=function(){return!1},d.SampleEntry.prototype.getCodec=function(){return this.type.replace(".","")},d.SampleEntry.prototype.getWidth=function(){return""},d.SampleEntry.prototype.getHeight=function(){return""},d.SampleEntry.prototype.getChannelCount=function(){return""},d.SampleEntry.prototype.getSampleRate=function(){return""},d.SampleEntry.prototype.getSampleSize=function(){return""},d.VisualSampleEntry.prototype.isVideo=function(){return!0},d.VisualSampleEntry.prototype.getWidth=function(){return this.width},d.VisualSampleEntry.prototype.getHeight=function(){return this.height},d.AudioSampleEntry.prototype.isAudio=function(){return!0},d.AudioSampleEntry.prototype.getChannelCount=function(){return this.channel_count},d.AudioSampleEntry.prototype.getSampleRate=function(){return this.samplerate},d.AudioSampleEntry.prototype.getSampleSize=function(){return this.samplesize},d.SubtitleSampleEntry.prototype.isSubtitle=function(){return!0},d.MetadataSampleEntry.prototype.isMetadata=function(){return!0},d.decimalToHex=function(e,t){var i=Number(e).toString(16);for(t=null==t?t=2:t;i.length>=1;t+=d.decimalToHex(n,0),t+=".",0===this.hvcC.general_tier_flag?t+="L":t+="H",t+=this.hvcC.general_level_idc;var r=!1,a="";for(e=5;e>=0;e--)(this.hvcC.general_constraint_indicator[e]||r)&&(a="."+d.decimalToHex(this.hvcC.general_constraint_indicator[e],0)+a,r=!0);t+=a}return t},d.mp4aSampleEntry.prototype.getCodec=function(){var e=d.SampleEntry.prototype.getCodec.call(this);if(this.esds&&this.esds.esd){var t=this.esds.esd.getOTI(),i=this.esds.esd.getAudioConfig();return e+"."+d.decimalToHex(t)+(i?"."+i:"")}return e},d.stxtSampleEntry.prototype.getCodec=function(){var e=d.SampleEntry.prototype.getCodec.call(this);return this.mime_format?e+"."+this.mime_format:e},d.av01SampleEntry.prototype.getCodec=function(){var e,t=d.SampleEntry.prototype.getCodec.call(this);return 2===this.av1C.seq_profile&&1===this.av1C.high_bitdepth?e=1===this.av1C.twelve_bit?"12":"10":this.av1C.seq_profile<=2&&(e=1===this.av1C.high_bitdepth?"10":"08"),t+"."+this.av1C.seq_profile+"."+this.av1C.seq_level_idx_0+(this.av1C.seq_tier_0?"H":"M")+"."+e},d.Box.prototype.writeHeader=function(e,t){this.size+=8,this.size>u&&(this.size+=8),"uuid"===this.type&&(this.size+=16),a.debug("BoxWriter","Writing box "+this.type+" of size: "+this.size+" at position "+e.getPosition()+(t||"")),this.size>u?e.writeUint32(1):(this.sizePosition=e.getPosition(),e.writeUint32(this.size)),e.writeString(this.type,null,4),"uuid"===this.type&&e.writeUint8Array(this.uuid),this.size>u&&e.writeUint64(this.size)},d.FullBox.prototype.writeHeader=function(e){this.size+=4,d.Box.prototype.writeHeader.call(this,e," v="+this.version+" f="+this.flags),e.writeUint8(this.version),e.writeUint24(this.flags)},d.Box.prototype.write=function(e){"mdat"===this.type?this.data&&(this.size=this.data.length,this.writeHeader(e),e.writeUint8Array(this.data)):(this.size=this.data?this.data.length:0,this.writeHeader(e),this.data&&e.writeUint8Array(this.data))},d.ContainerBox.prototype.write=function(e){this.size=0,this.writeHeader(e);for(var t=0;t=2&&e.writeUint32(this.default_sample_description_index),e.writeUint32(this.entries.length),t=0;t0)for(t=0;t+1-1||e[i]instanceof d.Box||t[i]instanceof d.Box||void 0===e[i]||void 0===t[i]||"function"==typeof e[i]||"function"==typeof t[i]||e.subBoxNames&&e.subBoxNames.indexOf(i.slice(0,4))>-1||t.subBoxNames&&t.subBoxNames.indexOf(i.slice(0,4))>-1||"data"===i||"start"===i||"size"===i||"creation_time"===i||"modification_time"===i||d.DIFF_PRIMITIVE_ARRAY_PROP_NAMES.indexOf(i)>-1||e[i]===t[i]))return!1;return!0},d.boxEqual=function(e,t){if(!d.boxEqualFields(e,t))return!1;for(var i=0;i=t?e:new Array(t-e.length+1).join(i)+e}function r(e){var t=Math.floor(e/3600),i=Math.floor((e-3600*t)/60),r=Math.floor(e-3600*t-60*i),a=Math.floor(1e3*(e-3600*t-60*i-r));return n(t,2)+":"+n(i,2)+":"+n(r,2)+"."+n(a,3)}for(var a=this.parseSample(i),s="",o=0;o1)for(t=1;t-1&&this.fragmentedTracks.splice(t,1)},m.prototype.setExtractionOptions=function(e,t,i){var n=this.getTrackById(e);if(n){var r={};this.extractedTracks.push(r),r.id=e,r.user=t,r.trak=n,n.nextSample=0,r.nb_samples=1e3,r.samples=[],i&&i.nbSamples&&(r.nb_samples=i.nbSamples)}},m.prototype.unsetExtractionOptions=function(e){for(var t=-1,i=0;i-1&&this.extractedTracks.splice(t,1)},m.prototype.parse=function(){var e,t;if(!this.restoreParsePosition||this.restoreParsePosition())for(;;){if(this.hasIncompleteMdat&&this.hasIncompleteMdat()){if(this.processIncompleteMdat())continue;return}if(this.saveParsePosition&&this.saveParsePosition(),(e=d.parseOneBox(this.stream,!1)).code===d.ERR_NOT_ENOUGH_DATA){if(this.processIncompleteBox){if(this.processIncompleteBox(e))continue;return}return}var i;switch(i="uuid"!==(t=e.box).type?t.type:t.uuid,this.boxes.push(t),i){case"mdat":this.mdats.push(t);break;case"moof":this.moofs.push(t);break;case"moov":this.moovStartFound=!0,0===this.mdats.length&&(this.isProgressive=!0);default:void 0!==this[i]&&a.warn("ISOFile","Duplicate Box of type: "+i+", overriding previous occurrence"),this[i]=t}this.updateUsedBytes&&this.updateUsedBytes(t,e)}},m.prototype.checkBuffer=function(e){if(null==e)throw"Buffer must be defined and non empty";if(void 0===e.fileStart)throw"Buffer must have a fileStart property";return 0===e.byteLength?(a.warn("ISOFile","Ignoring empty buffer (fileStart: "+e.fileStart+")"),this.stream.logBufferLevel(),!1):(a.info("ISOFile","Processing buffer (fileStart: "+e.fileStart+")"),e.usedBytes=0,this.stream.insertBuffer(e),this.stream.logBufferLevel(),!!this.stream.initialized()||(a.warn("ISOFile","Not ready to start parsing"),!1))},m.prototype.appendBuffer=function(e,t){var i;if(this.checkBuffer(e))return this.parse(),this.moovStartFound&&!this.moovStartSent&&(this.moovStartSent=!0,this.onMoovStart&&this.onMoovStart()),this.moov?(this.sampleListBuilt||(this.buildSampleLists(),this.sampleListBuilt=!0),this.updateSampleLists(),this.onReady&&!this.readySent&&(this.readySent=!0,this.onReady(this.getInfo())),this.processSamples(t),this.nextSeekPosition?(i=this.nextSeekPosition,this.nextSeekPosition=void 0):i=this.nextParsePosition,this.stream.getEndFilePositionAfter&&(i=this.stream.getEndFilePositionAfter(i))):i=this.nextParsePosition?this.nextParsePosition:0,this.sidx&&this.onSidx&&!this.sidxSent&&(this.onSidx(this.sidx),this.sidxSent=!0),this.meta&&(this.flattenItemInfo&&!this.itemListBuilt&&(this.flattenItemInfo(),this.itemListBuilt=!0),this.processItems&&this.processItems(this.onItem)),this.stream.cleanBuffers&&(a.info("ISOFile","Done processing buffer (fileStart: "+e.fileStart+") - next buffer to fetch should have a fileStart position of "+i),this.stream.logBufferLevel(),this.stream.cleanBuffers(),this.stream.logBufferLevel(!0),a.info("ISOFile","Sample data size in memory: "+this.getAllocatedSampleDataSize())),i},m.prototype.getInfo=function(){var e,t,i,n,r,a={},s=new Date("1904-01-01T00:00:00Z").getTime();if(this.moov)for(a.hasMoov=!0,a.duration=this.moov.mvhd.duration,a.timescale=this.moov.mvhd.timescale,a.isFragmented=null!=this.moov.mvex,a.isFragmented&&this.moov.mvex.mehd&&(a.fragment_duration=this.moov.mvex.mehd.fragment_duration),a.isProgressive=this.isProgressive,a.hasIOD=null!=this.moov.iods,a.brands=[],a.brands.push(this.ftyp.major_brand),a.brands=a.brands.concat(this.ftyp.compatible_brands),a.created=new Date(s+1e3*this.moov.mvhd.creation_time),a.modified=new Date(s+1e3*this.moov.mvhd.modification_time),a.tracks=[],a.audioTracks=[],a.videoTracks=[],a.subtitleTracks=[],a.metadataTracks=[],a.hintTracks=[],a.otherTracks=[],e=0;e0?a.mime+='video/mp4; codecs="':a.audioTracks&&a.audioTracks.length>0?a.mime+='audio/mp4; codecs="':a.mime+='application/mp4; codecs="',e=0;e=i.samples.length)&&(a.info("ISOFile","Sending fragmented data on track #"+n.id+" for samples ["+Math.max(0,i.nextSample-n.nb_samples)+","+(i.nextSample-1)+"]"),a.info("ISOFile","Sample data size in memory: "+this.getAllocatedSampleDataSize()),this.onSegment&&this.onSegment(n.id,n.user,n.segmentStream.buffer,i.nextSample,e||i.nextSample>=i.samples.length),n.segmentStream=null,n!==this.fragmentedTracks[t]))break}}if(null!==this.onSamples)for(t=0;t=i.samples.length)&&(a.debug("ISOFile","Sending samples on track #"+s.id+" for sample "+i.nextSample),this.onSamples&&this.onSamples(s.id,s.user,s.samples),s.samples=[],s!==this.extractedTracks[t]))break}}}},m.prototype.getBox=function(e){var t=this.getBoxes(e,!0);return t.length?t[0]:null},m.prototype.getBoxes=function(e,t){var i=[];return m._sweep.call(this,e,i,t),i},m._sweep=function(e,t,i){for(var n in this.type&&this.type==e&&t.push(this),this.boxes){if(t.length&&i)return;m._sweep.call(this.boxes[n],e,t,i)}},m.prototype.getTrackSamplesInfo=function(e){var t=this.getTrackById(e);return t?t.samples:void 0},m.prototype.getTrackSample=function(e,t){var i=this.getTrackById(e);return this.getSample(i,t)},m.prototype.releaseUsedSamples=function(e,t){var i=0,n=this.getTrackById(e);n.lastValidSample||(n.lastValidSample=0);for(var r=n.lastValidSample;re*r.timescale){l=n-1;break}t&&r.is_sync&&(u=n)}for(t&&(l=u),e=i.samples[l].cts,i.nextSample=l;i.samples[l].alreadyRead===i.samples[l].size&&i.samples[l+1];)l++;return s=i.samples[l].offset+i.samples[l].alreadyRead,a.info("ISOFile","Seeking to "+(t?"RAP":"")+" sample #"+i.nextSample+" on track "+i.tkhd.track_id+", time "+a.getDurationString(e,o)+" and offset: "+s),{offset:s,time:e/o}},m.prototype.seek=function(e,t){var i,n,r,s=this.moov,o={offset:1/0,time:1/0};if(this.moov){for(r=0;r-1){s=o;break}switch(s){case"Visual":r.add("vmhd").set("graphicsmode",0).set("opcolor",[0,0,0]),a.set("width",t.width).set("height",t.height).set("horizresolution",72<<16).set("vertresolution",72<<16).set("frame_count",1).set("compressorname",t.type+" Compressor").set("depth",24);break;case"Audio":r.add("smhd").set("balance",t.balance||0),a.set("channel_count",t.channel_count||2).set("samplesize",t.samplesize||16).set("samplerate",t.samplerate||65536);break;case"Hint":r.add("hmhd");break;case"Subtitle":switch(r.add("sthd"),t.type){case"stpp":a.set("namespace",t.namespace||"nonamespace").set("schema_location",t.schema_location||"").set("auxiliary_mime_types",t.auxiliary_mime_types||"")}break;case"Metadata":case"System":default:r.add("nmhd")}t.description&&a.addBox(t.description),t.description_boxes&&t.description_boxes.forEach((function(e){a.addBox(e)})),r.add("dinf").add("dref").addEntry((new d["url Box"]).set("flags",1));var h=r.add("stbl");return h.add("stsd").addEntry(a),h.add("stts").set("sample_counts",[]).set("sample_deltas",[]),h.add("stsc").set("first_chunk",[]).set("samples_per_chunk",[]).set("sample_description_index",[]),h.add("stco").set("chunk_offsets",[]),h.add("stsz").set("sample_sizes",[]),this.moov.mvex.add("trex").set("track_id",t.id).set("default_sample_description_index",t.default_sample_description_index||1).set("default_sample_duration",t.default_sample_duration||0).set("default_sample_size",t.default_sample_size||0).set("default_sample_flags",t.default_sample_flags||0),this.buildTrakSampleLists(i),t.id}},d.Box.prototype.computeSize=function(e){var t=e||new o;t.endianness=o.BIG_ENDIAN,this.write(t)},m.prototype.addSample=function(e,t,i){var n=i||{},r={},a=this.getTrackById(e);if(null!==a){r.number=a.samples.length,r.track_id=a.tkhd.track_id,r.timescale=a.mdia.mdhd.timescale,r.description_index=n.sample_description_index?n.sample_description_index-1:0,r.description=a.mdia.minf.stbl.stsd.entries[r.description_index],r.data=t,r.size=t.length,r.alreadyRead=r.size,r.duration=n.duration||1,r.cts=n.cts||0,r.dts=n.dts||0,r.is_sync=n.is_sync||!1,r.is_leading=n.is_leading||0,r.depends_on=n.depends_on||0,r.is_depended_on=n.is_depended_on||0,r.has_redundancy=n.has_redundancy||0,r.degradation_priority=n.degradation_priority||0,r.offset=0,r.subsamples=n.subsamples,a.samples.push(r),a.samples_size+=r.size,a.samples_duration+=r.duration,this.processSamples();var s=m.createSingleSampleMoof(r);return this.addBox(s),s.computeSize(),s.trafs[0].truns[0].data_offset=s.size+8,this.add("mdat").data=t,r}},m.createSingleSampleMoof=function(e){var t=new d.moofBox;t.add("mfhd").set("sequence_number",this.nextMoofNumber),this.nextMoofNumber++;var i=t.add("traf");return i.add("tfhd").set("track_id",e.track_id).set("flags",d.TFHD_FLAG_DEFAULT_BASE_IS_MOOF),i.add("tfdt").set("baseMediaDecodeTime",e.dts),i.add("trun").set("flags",d.TRUN_FLAGS_DATA_OFFSET|d.TRUN_FLAGS_DURATION|d.TRUN_FLAGS_SIZE|d.TRUN_FLAGS_FLAGS|d.TRUN_FLAGS_CTS_OFFSET).set("data_offset",0).set("first_sample_flags",0).set("sample_count",1).set("sample_duration",[e.duration]).set("sample_size",[e.size]).set("sample_flags",[0]).set("sample_composition_time_offset",[e.cts-e.dts]),t},m.prototype.lastMoofIndex=0,m.prototype.samplesDataSize=0,m.prototype.resetTables=function(){var e,t,i,n,r,a;for(this.initial_duration=this.moov.mvhd.duration,this.moov.mvhd.duration=0,e=0;e=2&&(u=r[s].grouping_type+"/0",(o=new l(r[s].grouping_type,0)).is_fragment=!0,t.sample_groups_info[u]||(t.sample_groups_info[u]=o))}else for(s=0;s=2&&(u=n[s].grouping_type+"/0",o=new l(n[s].grouping_type,0),e.sample_groups_info[u]||(e.sample_groups_info[u]=o))},m.setSampleGroupProperties=function(e,t,i,n){var r,a;for(r in t.sample_groups=[],n){var s;if(t.sample_groups[r]={},t.sample_groups[r].grouping_type=n[r].grouping_type,t.sample_groups[r].grouping_type_parameter=n[r].grouping_type_parameter,i>=n[r].last_sample_in_run&&(n[r].last_sample_in_run<0&&(n[r].last_sample_in_run=0),n[r].entry_index++,n[r].entry_index<=n[r].sbgp.entries.length-1&&(n[r].last_sample_in_run+=n[r].sbgp.entries[n[r].entry_index].sample_count)),n[r].entry_index<=n[r].sbgp.entries.length-1?t.sample_groups[r].group_description_index=n[r].sbgp.entries[n[r].entry_index].group_description_index:t.sample_groups[r].group_description_index=-1,0!==t.sample_groups[r].group_description_index)s=n[r].fragment_description?n[r].fragment_description:n[r].description,t.sample_groups[r].group_description_index>0?(a=t.sample_groups[r].group_description_index>65535?(t.sample_groups[r].group_description_index>>16)-1:t.sample_groups[r].group_description_index-1,s&&a>=0&&(t.sample_groups[r].description=s.entries[a])):s&&s.version>=2&&s.default_group_description_index>0&&(t.sample_groups[r].description=s.entries[s.default_group_description_index-1])}},m.process_sdtp=function(e,t,i){t&&(e?(t.is_leading=e.is_leading[i],t.depends_on=e.sample_depends_on[i],t.is_depended_on=e.sample_is_depended_on[i],t.has_redundancy=e.sample_has_redundancy[i]):(t.is_leading=0,t.depends_on=0,t.is_depended_on=0,t.has_redundancy=0))},m.prototype.buildSampleLists=function(){var e,t;for(e=0;ey&&(b++,y<0&&(y=0),y+=a.sample_counts[b]),t>0?(e.samples[t-1].duration=a.sample_deltas[b],e.samples_duration+=e.samples[t-1].duration,C.dts=e.samples[t-1].dts+e.samples[t-1].duration):C.dts=0,s?(t>=S&&(T++,S<0&&(S=0),S+=s.sample_counts[T]),C.cts=e.samples[t].dts+s.sample_offsets[T]):C.cts=C.dts,o?(t==o.sample_numbers[E]-1?(C.is_sync=!0,E++):(C.is_sync=!1,C.degradation_priority=0),l&&l.entries[w].sample_delta+A==t+1&&(C.subsamples=l.entries[w].subsamples,A+=l.entries[w].sample_delta,w++)):C.is_sync=!0,m.process_sdtp(e.mdia.minf.stbl.sdtp,C,C.number),C.degradation_priority=c?c.priority[t]:0,l&&l.entries[w].sample_delta+A==t&&(C.subsamples=l.entries[w].subsamples,A+=l.entries[w].sample_delta),(h.length>0||d.length>0)&&m.setSampleGroupProperties(e,C,t,e.sample_groups_info)}t>0&&(e.samples[t-1].duration=Math.max(e.mdia.mdhd.duration-e.samples[t-1].dts,0),e.samples_duration+=e.samples[t-1].duration)}},m.prototype.updateSampleLists=function(){var e,t,i,n,r,a,s,o,u,l,h,c,f,p,_;if(void 0!==this.moov)for(;this.lastMoofIndex0&&m.initSampleGroups(c,h,h.sbgps,c.mdia.minf.stbl.sgpds,h.sgpds),t=0;t0?p.dts=c.samples[c.samples.length-2].dts+c.samples[c.samples.length-2].duration:(h.tfdt?p.dts=h.tfdt.baseMediaDecodeTime:p.dts=0,c.first_traf_merged=!0),p.cts=p.dts,g.flags&d.TRUN_FLAGS_CTS_OFFSET&&(p.cts=p.dts+g.sample_composition_time_offset[i]),_=s,g.flags&d.TRUN_FLAGS_FLAGS?_=g.sample_flags[i]:0===i&&g.flags&d.TRUN_FLAGS_FIRST_FLAG&&(_=g.first_sample_flags),p.is_sync=!(_>>16&1),p.is_leading=_>>26&3,p.depends_on=_>>24&3,p.is_depended_on=_>>22&3,p.has_redundancy=_>>20&3,p.degradation_priority=65535&_;var v=!!(h.tfhd.flags&d.TFHD_FLAG_BASE_DATA_OFFSET),y=!!(h.tfhd.flags&d.TFHD_FLAG_DEFAULT_BASE_IS_MOOF),b=!!(g.flags&d.TRUN_FLAGS_DATA_OFFSET),S=0;S=v?h.tfhd.base_data_offset:y||0===t?l.start:o,p.offset=0===t&&0===i?b?S+g.data_offset:S:o,o=p.offset+p.size,(h.sbgps.length>0||h.sgpds.length>0||c.mdia.minf.stbl.sbgps.length>0||c.mdia.minf.stbl.sgpds.length>0)&&m.setSampleGroupProperties(c,p,p.number_in_traf,h.sample_groups_info)}}if(h.subs){c.has_fragment_subsamples=!0;var T=h.first_sample_index;for(t=0;t-1))return null;var s=(i=this.stream.buffers[r]).byteLength-(n.offset+n.alreadyRead-i.fileStart);if(n.size-n.alreadyRead<=s)return a.debug("ISOFile","Getting sample #"+t+" data (alreadyRead: "+n.alreadyRead+" offset: "+(n.offset+n.alreadyRead-i.fileStart)+" read size: "+(n.size-n.alreadyRead)+" full size: 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this._current_word<<=e,this._current_word_bits_left-=e,t}var i=this._current_word_bits_left?this._current_word:0;i>>>=32-this._current_word_bits_left;var n=e-this._current_word_bits_left;this._fillCurrentWord();var r=Math.min(n,this._current_word_bits_left),a=this._current_word>>>32-r;return this._current_word<<=r,this._current_word_bits_left-=r,i<>>e))return this._current_word<<=e,this._current_word_bits_left-=e,e;return this._fillCurrentWord(),e+this._skipLeadingZero()},e.prototype.readUEG=function(){var e=this._skipLeadingZero();return this.readBits(e+1)-1},e.prototype.readSEG=function(){var e=this.readUEG();return 1&e?e+1>>>1:-1*(e>>>1)},e}(),_=function(){function e(){}return e._ebsp2rbsp=function(e){for(var t=e,i=t.byteLength,n=new Uint8Array(i),r=0,a=0;a=2&&3===t[a]&&0===t[a-1]&&0===t[a-2]||(n[r]=t[a],r++);return new Uint8Array(n.buffer,0,r)},e.parseSPS=function(t){for(var i=t.subarray(1,4),n="avc1.",r=0;r<3;r++){var a=i[r].toString(16);a.length<2&&(a="0"+a),n+=a}var 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z=Math.ceil(V*B);return o.destroy(),o=null,{codec_mimetype:n,profile_idc:u,level_idc:l,profile_string:h,level_string:d,chroma_format_idc:c,bit_depth:p,bit_depth_luma:p,bit_depth_chroma:_,ref_frames:S,chroma_format:f,chroma_format_string:e.getChromaFormatString(f),frame_rate:{fixed:R,fps:x,fps_den:O,fps_num:D},sar_ratio:{width:I,height:L},codec_size:{width:V,height:H},present_size:{width:z,height:H}}},e._skipScalingList=function(e,t){for(var i=8,n=8,r=0;r>>2!=0,a=0!=(1&t[4]),s=(n=t)[5]<<24|n[6]<<16|n[7]<<8|n[8];return s<9?i:{match:!0,consumed:s,dataOffset:s,hasAudioTrack:r,hasVideoTrack:a}},e.prototype.bindDataSource=function(e){return e.onDataArrival=this.parseChunks.bind(this),this},Object.defineProperty(e.prototype,"onTrackMetadata",{get:function(){return this._onTrackMetadata},set:function(e){this._onTrackMetadata=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onMediaInfo",{get:function(){return this._onMediaInfo},set:function(e){this._onMediaInfo=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onMetaDataArrived",{get:function(){return this._onMetaDataArrived},set:function(e){this._onMetaDataArrived=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onScriptDataArrived",{get:function(){return this._onScriptDataArrived},set:function(e){this._onScriptDataArrived=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onError",{get:function(){return this._onError},set:function(e){this._onError=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onDataAvailable",{get:function(){return this._onDataAvailable},set:function(e){this._onDataAvailable=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"timestampBase",{get:function(){return this._timestampBase},set:function(e){this._timestampBase=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"overridedDuration",{get:function(){return this._duration},set:function(e){this._durationOverrided=!0,this._duration=e,this._mediaInfo.duration=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"overridedHasAudio",{set:function(e){this._hasAudioFlagOverrided=!0,this._hasAudio=e,this._mediaInfo.hasAudio=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"overridedHasVideo",{set:function(e){this._hasVideoFlagOverrided=!0,this._hasVideo=e,this._mediaInfo.hasVideo=e},enumerable:!1,configurable:!0}),e.prototype.resetMediaInfo=function(){this._mediaInfo=new o.a},e.prototype._isInitialMetadataDispatched=function(){return this._hasAudio&&this._hasVideo?this._audioInitialMetadataDispatched&&this._videoInitialMetadataDispatched:this._hasAudio&&!this._hasVideo?this._audioInitialMetadataDispatched:!(this._hasAudio||!this._hasVideo)&&this._videoInitialMetadataDispatched},e.prototype.parseChunks=function(t,i){if(!(this._onError&&this._onMediaInfo&&this._onTrackMetadata&&this._onDataAvailable))throw new c.a("Flv: onError & onMediaInfo & onTrackMetadata & onDataAvailable callback must be specified");var n=0,r=this._littleEndian;if(0===i){if(!(t.byteLength>13))return 0;n=e.probe(t).dataOffset}for(this._firstParse&&(this._firstParse=!1,i+n!==this._dataOffset&&a.a.w(this.TAG,"First time parsing but chunk byteStart invalid!"),0!==(s=new DataView(t,n)).getUint32(0,!r)&&a.a.w(this.TAG,"PrevTagSize0 !== 0 !!!"),n+=4);nt.byteLength)break;var o=s.getUint8(0),u=16777215&s.getUint32(0,!r);if(n+11+u+4>t.byteLength)break;if(8===o||9===o||18===o){var l=s.getUint8(4),h=s.getUint8(5),d=s.getUint8(6)|h<<8|l<<16|s.getUint8(7)<<24;0!=(16777215&s.getUint32(7,!r))&&a.a.w(this.TAG,"Meet tag which has StreamID != 0!");var f=n+11;switch(o){case 8:this._parseAudioData(t,f,u,d);break;case 9:this._parseVideoData(t,f,u,d,i+n);break;case 18:this._parseScriptData(t,f,u)}var p=s.getUint32(11+u,!r);p!==11+u&&a.a.w(this.TAG,"Invalid PrevTagSize "+p),n+=11+u+4}else a.a.w(this.TAG,"Unsupported tag type "+o+", skipped"),n+=11+u+4}return this._isInitialMetadataDispatched()&&this._dispatch&&(this._audioTrack.length||this._videoTrack.length)&&this._onDataAvailable(this._audioTrack,this._videoTrack),n},e.prototype._parseScriptData=function(e,t,i){var n=p.parseScriptData(e,t,i);if(n.hasOwnProperty("onMetaData")){if(null==n.onMetaData||"object"!=typeof n.onMetaData)return void a.a.w(this.TAG,"Invalid onMetaData structure!");this._metadata&&a.a.w(this.TAG,"Found another onMetaData tag!"),this._metadata=n;var r=this._metadata.onMetaData;if(this._onMetaDataArrived&&this._onMetaDataArrived(Object.assign({},r)),"boolean"==typeof r.hasAudio&&!1===this._hasAudioFlagOverrided&&(this._hasAudio=r.hasAudio,this._mediaInfo.hasAudio=this._hasAudio),"boolean"==typeof r.hasVideo&&!1===this._hasVideoFlagOverrided&&(this._hasVideo=r.hasVideo,this._mediaInfo.hasVideo=this._hasVideo),"number"==typeof r.audiodatarate&&(this._mediaInfo.audioDataRate=r.audiodatarate),"number"==typeof r.videodatarate&&(this._mediaInfo.videoDataRate=r.videodatarate),"number"==typeof r.width&&(this._mediaInfo.width=r.width),"number"==typeof r.height&&(this._mediaInfo.height=r.height),"number"==typeof r.duration){if(!this._durationOverrided){var s=Math.floor(r.duration*this._timescale);this._duration=s,this._mediaInfo.duration=s}}else this._mediaInfo.duration=0;if("number"==typeof r.framerate){var o=Math.floor(1e3*r.framerate);if(o>0){var u=o/1e3;this._referenceFrameRate.fixed=!0,this._referenceFrameRate.fps=u,this._referenceFrameRate.fps_num=o,this._referenceFrameRate.fps_den=1e3,this._mediaInfo.fps=u}}if("object"==typeof r.keyframes){this._mediaInfo.hasKeyframesIndex=!0;var l=r.keyframes;this._mediaInfo.keyframesIndex=this._parseKeyframesIndex(l),r.keyframes=null}else this._mediaInfo.hasKeyframesIndex=!1;this._dispatch=!1,this._mediaInfo.metadata=r,a.a.v(this.TAG,"Parsed onMetaData"),this._mediaInfo.isComplete()&&this._onMediaInfo(this._mediaInfo)}Object.keys(n).length>0&&this._onScriptDataArrived&&this._onScriptDataArrived(Object.assign({},n))},e.prototype._parseKeyframesIndex=function(e){for(var t=[],i=[],n=1;n>>4;if(2===s||10===s){var o=0,u=(12&r)>>>2;if(u>=0&&u<=4){o=this._flvSoundRateTable[u];var l=1&r,h=this._audioMetadata,d=this._audioTrack;if(h||(!1===this._hasAudio&&!1===this._hasAudioFlagOverrided&&(this._hasAudio=!0,this._mediaInfo.hasAudio=!0),(h=this._audioMetadata={}).type="audio",h.id=d.id,h.timescale=this._timescale,h.duration=this._duration,h.audioSampleRate=o,h.channelCount=0===l?1:2),10===s){var c=this._parseAACAudioData(e,t+1,i-1);if(null==c)return;if(0===c.packetType){h.config&&a.a.w(this.TAG,"Found another AudioSpecificConfig!");var f=c.data;h.audioSampleRate=f.samplingRate,h.channelCount=f.channelCount,h.codec=f.codec,h.originalCodec=f.originalCodec,h.config=f.config,h.refSampleDuration=1024/h.audioSampleRate*h.timescale,a.a.v(this.TAG,"Parsed AudioSpecificConfig"),this._isInitialMetadataDispatched()?this._dispatch&&(this._audioTrack.length||this._videoTrack.length)&&this._onDataAvailable(this._audioTrack,this._videoTrack):this._audioInitialMetadataDispatched=!0,this._dispatch=!1,this._onTrackMetadata("audio",h),(_=this._mediaInfo).audioCodec=h.originalCodec,_.audioSampleRate=h.audioSampleRate,_.audioChannelCount=h.channelCount,_.hasVideo?null!=_.videoCodec&&(_.mimeType='video/x-flv; codecs="'+_.videoCodec+","+_.audioCodec+'"'):_.mimeType='video/x-flv; codecs="'+_.audioCodec+'"',_.isComplete()&&this._onMediaInfo(_)}else if(1===c.packetType){var p=this._timestampBase+n,m={unit:c.data,length:c.data.byteLength,dts:p,pts:p};d.samples.push(m),d.length+=c.data.length}else a.a.e(this.TAG,"Flv: Unsupported AAC data type "+c.packetType)}else if(2===s){if(!h.codec){var _;if(null==(f=this._parseMP3AudioData(e,t+1,i-1,!0)))return;h.audioSampleRate=f.samplingRate,h.channelCount=f.channelCount,h.codec=f.codec,h.originalCodec=f.originalCodec,h.refSampleDuration=1152/h.audioSampleRate*h.timescale,a.a.v(this.TAG,"Parsed MPEG Audio Frame Header"),this._audioInitialMetadataDispatched=!0,this._onTrackMetadata("audio",h),(_=this._mediaInfo).audioCodec=h.codec,_.audioSampleRate=h.audioSampleRate,_.audioChannelCount=h.channelCount,_.audioDataRate=f.bitRate,_.hasVideo?null!=_.videoCodec&&(_.mimeType='video/x-flv; codecs="'+_.videoCodec+","+_.audioCodec+'"'):_.mimeType='video/x-flv; codecs="'+_.audioCodec+'"',_.isComplete()&&this._onMediaInfo(_)}var v=this._parseMP3AudioData(e,t+1,i-1,!1);if(null==v)return;p=this._timestampBase+n;var y={unit:v,length:v.byteLength,dts:p,pts:p};d.samples.push(y),d.length+=v.length}}else this._onError(g.a.FORMAT_ERROR,"Flv: Invalid audio sample rate idx: "+u)}else this._onError(g.a.CODEC_UNSUPPORTED,"Flv: Unsupported audio codec idx: "+s)}},e.prototype._parseAACAudioData=function(e,t,i){if(!(i<=1)){var n={},r=new Uint8Array(e,t,i);return n.packetType=r[0],0===r[0]?n.data=this._parseAACAudioSpecificConfig(e,t+1,i-1):n.data=r.subarray(1),n}a.a.w(this.TAG,"Flv: Invalid AAC packet, missing AACPacketType or/and Data!")},e.prototype._parseAACAudioSpecificConfig=function(e,t,i){var n,r,a=new Uint8Array(e,t,i),s=null,o=0,u=null;if(o=n=a[0]>>>3,(r=(7&a[0])<<1|a[1]>>>7)<0||r>=this._mpegSamplingRates.length)this._onError(g.a.FORMAT_ERROR,"Flv: AAC invalid sampling frequency index!");else{var l=this._mpegSamplingRates[r],h=(120&a[1])>>>3;if(!(h<0||h>=8)){5===o&&(u=(7&a[1])<<1|a[2]>>>7,a[2]);var d=self.navigator.userAgent.toLowerCase();return-1!==d.indexOf("firefox")?r>=6?(o=5,s=new Array(4),u=r-3):(o=2,s=new Array(2),u=r):-1!==d.indexOf("android")?(o=2,s=new Array(2),u=r):(o=5,u=r,s=new Array(4),r>=6?u=r-3:1===h&&(o=2,s=new Array(2),u=r)),s[0]=o<<3,s[0]|=(15&r)>>>1,s[1]=(15&r)<<7,s[1]|=(15&h)<<3,5===o&&(s[1]|=(15&u)>>>1,s[2]=(1&u)<<7,s[2]|=8,s[3]=0),{config:s,samplingRate:l,channelCount:h,codec:"mp4a.40."+o,originalCodec:"mp4a.40."+n}}this._onError(g.a.FORMAT_ERROR,"Flv: AAC invalid channel configuration")}},e.prototype._parseMP3AudioData=function(e,t,i,n){if(!(i<4)){this._littleEndian;var r=new Uint8Array(e,t,i),s=null;if(n){if(255!==r[0])return;var o=r[1]>>>3&3,u=(6&r[1])>>1,l=(240&r[2])>>>4,h=(12&r[2])>>>2,d=3!=(r[3]>>>6&3)?2:1,c=0,f=0;switch(o){case 0:c=this._mpegAudioV25SampleRateTable[h];break;case 2:c=this._mpegAudioV20SampleRateTable[h];break;case 3:c=this._mpegAudioV10SampleRateTable[h]}switch(u){case 1:l>>4,u=15&s;7===u?this._parseAVCVideoPacket(e,t+1,i-1,n,r,o):this._onError(g.a.CODEC_UNSUPPORTED,"Flv: Unsupported codec in video frame: "+u)}},e.prototype._parseAVCVideoPacket=function(e,t,i,n,r,s){if(i<4)a.a.w(this.TAG,"Flv: Invalid AVC packet, missing AVCPacketType or/and CompositionTime");else{var o=this._littleEndian,u=new DataView(e,t,i),l=u.getUint8(0),h=(16777215&u.getUint32(0,!o))<<8>>8;if(0===l)this._parseAVCDecoderConfigurationRecord(e,t+4,i-4);else if(1===l)this._parseAVCVideoData(e,t+4,i-4,n,r,s,h);else if(2!==l)return void this._onError(g.a.FORMAT_ERROR,"Flv: Invalid video packet type "+l)}},e.prototype._parseAVCDecoderConfigurationRecord=function(e,t,i){if(i<7)a.a.w(this.TAG,"Flv: Invalid AVCDecoderConfigurationRecord, lack of data!");else{var n=this._videoMetadata,r=this._videoTrack,s=this._littleEndian,o=new DataView(e,t,i);n?void 0!==n.avcc&&a.a.w(this.TAG,"Found another AVCDecoderConfigurationRecord!"):(!1===this._hasVideo&&!1===this._hasVideoFlagOverrided&&(this._hasVideo=!0,this._mediaInfo.hasVideo=!0),(n=this._videoMetadata={}).type="video",n.id=r.id,n.timescale=this._timescale,n.duration=this._duration);var u=o.getUint8(0),l=o.getUint8(1);if(o.getUint8(2),o.getUint8(3),1===u&&0!==l)if(this._naluLengthSize=1+(3&o.getUint8(4)),3===this._naluLengthSize||4===this._naluLengthSize){var h=31&o.getUint8(5);if(0!==h){h>1&&a.a.w(this.TAG,"Flv: Strange AVCDecoderConfigurationRecord: SPS Count = "+h);for(var d=6,c=0;c1&&a.a.w(this.TAG,"Flv: Strange AVCDecoderConfigurationRecord: PPS Count = "+A),d++,c=0;c=i){a.a.w(this.TAG,"Malformed Nalu near timestamp "+p+", offset = "+c+", dataSize = "+i);break}var _=l.getUint32(c,!u);if(3===f&&(_>>>=8),_>i-f)return void a.a.w(this.TAG,"Malformed Nalus near timestamp "+p+", NaluSize > DataSize!");var g=31&l.getUint8(c+f);5===g&&(m=!0);var v=new Uint8Array(e,t+c,f+_),y={type:g,data:v};h.push(y),d+=v.byteLength,c+=f+_}if(h.length){var b=this._videoTrack,S={units:h,length:d,isKeyframe:m,dts:p,cts:o,pts:p+o};m&&(S.fileposition=r),b.samples.push(S),b.length+=d}},e}(),y=function(){function e(){}return e.prototype.destroy=function(){this.onError=null,this.onMediaInfo=null,this.onMetaDataArrived=null,this.onTrackMetadata=null,this.onDataAvailable=null,this.onTimedID3Metadata=null,this.onPESPrivateData=null,this.onPESPrivateDataDescriptor=null},e}(),b=function(){this.program_pmt_pid={}};!function(e){e[e.kMPEG1Audio=3]="kMPEG1Audio",e[e.kMPEG2Audio=4]="kMPEG2Audio",e[e.kPESPrivateData=6]="kPESPrivateData",e[e.kADTSAAC=15]="kADTSAAC",e[e.kID3=21]="kID3",e[e.kH264=27]="kH264",e[e.kH265=36]="kH265"}(h||(h={}));var S,T=function(){this.pid_stream_type={},this.common_pids={h264:void 0,adts_aac:void 0},this.pes_private_data_pids={},this.timed_id3_pids={}},E=function(){},w=function(){this.slices=[],this.total_length=0,this.expected_length=0,this.file_position=0};!function(e){e[e.kUnspecified=0]="kUnspecified",e[e.kSliceNonIDR=1]="kSliceNonIDR",e[e.kSliceDPA=2]="kSliceDPA",e[e.kSliceDPB=3]="kSliceDPB",e[e.kSliceDPC=4]="kSliceDPC",e[e.kSliceIDR=5]="kSliceIDR",e[e.kSliceSEI=6]="kSliceSEI",e[e.kSliceSPS=7]="kSliceSPS",e[e.kSlicePPS=8]="kSlicePPS",e[e.kSliceAUD=9]="kSliceAUD",e[e.kEndOfSequence=10]="kEndOfSequence",e[e.kEndOfStream=11]="kEndOfStream",e[e.kFiller=12]="kFiller",e[e.kSPSExt=13]="kSPSExt",e[e.kReserved0=14]="kReserved0"}(S||(S={}));var A,C,k=function(){},P=function(e){var t=e.data.byteLength;this.type=e.type,this.data=new Uint8Array(4+t),new DataView(this.data.buffer).setUint32(0,t),this.data.set(e.data,4)},I=function(){function e(e){this.TAG="H264AnnexBParser",this.current_startcode_offset_=0,this.eof_flag_=!1,this.data_=e,this.current_startcode_offset_=this.findNextStartCodeOffset(0),this.eof_flag_&&a.a.e(this.TAG,"Could not found H264 startcode until payload end!")}return e.prototype.findNextStartCodeOffset=function(e){for(var t=e,i=this.data_;;){if(t+3>=i.byteLength)return this.eof_flag_=!0,i.byteLength;var n=i[t+0]<<24|i[t+1]<<16|i[t+2]<<8|i[t+3],r=i[t+0]<<16|i[t+1]<<8|i[t+2];if(1===n||1===r)return t;t++}},e.prototype.readNextNaluPayload=function(){for(var e=this.data_,t=null;null==t&&!this.eof_flag_;){var i=this.current_startcode_offset_,n=31&e[i+=1==(e[i]<<24|e[i+1]<<16|e[i+2]<<8|e[i+3])?4:3],r=(128&e[i])>>>7,a=this.findNextStartCodeOffset(i);if(this.current_startcode_offset_=a,!(n>=S.kReserved0)&&0===r){var s=e.subarray(i,a);(t=new k).type=n,t.data=s}}return t},e}(),L=function(){function e(e,t,i){var n=8+e.byteLength+1+2+t.byteLength,r=!1;66!==e[3]&&77!==e[3]&&88!==e[3]&&(r=!0,n+=4);var a=this.data=new Uint8Array(n);a[0]=1,a[1]=e[1],a[2]=e[2],a[3]=e[3],a[4]=255,a[5]=225;var s=e.byteLength;a[6]=s>>>8,a[7]=255&s;var o=8;a.set(e,8),a[o+=s]=1;var u=t.byteLength;a[o+1]=u>>>8,a[o+2]=255&u,a.set(t,o+3),o+=3+u,r&&(a[o]=252|i.chroma_format_idc,a[o+1]=248|i.bit_depth_luma-8,a[o+2]=248|i.bit_depth_chroma-8,a[o+3]=0,o+=4)}return e.prototype.getData=function(){return this.data},e}();!function(e){e[e.kNull=0]="kNull",e[e.kAACMain=1]="kAACMain",e[e.kAAC_LC=2]="kAAC_LC",e[e.kAAC_SSR=3]="kAAC_SSR",e[e.kAAC_LTP=4]="kAAC_LTP",e[e.kAAC_SBR=5]="kAAC_SBR",e[e.kAAC_Scalable=6]="kAAC_Scalable",e[e.kLayer1=32]="kLayer1",e[e.kLayer2=33]="kLayer2",e[e.kLayer3=34]="kLayer3"}(A||(A={})),function(e){e[e.k96000Hz=0]="k96000Hz",e[e.k88200Hz=1]="k88200Hz",e[e.k64000Hz=2]="k64000Hz",e[e.k48000Hz=3]="k48000Hz",e[e.k44100Hz=4]="k44100Hz",e[e.k32000Hz=5]="k32000Hz",e[e.k24000Hz=6]="k24000Hz",e[e.k22050Hz=7]="k22050Hz",e[e.k16000Hz=8]="k16000Hz",e[e.k12000Hz=9]="k12000Hz",e[e.k11025Hz=10]="k11025Hz",e[e.k8000Hz=11]="k8000Hz",e[e.k7350Hz=12]="k7350Hz"}(C||(C={}));var x,R=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350],D=function(){},O=function(){function e(e){this.TAG="AACADTSParser",this.data_=e,this.current_syncword_offset_=this.findNextSyncwordOffset(0),this.eof_flag_&&a.a.e(this.TAG,"Could not found ADTS syncword until payload end")}return e.prototype.findNextSyncwordOffset=function(e){for(var t=e,i=this.data_;;){if(t+7>=i.byteLength)return this.eof_flag_=!0,i.byteLength;if(4095==(i[t+0]<<8|i[t+1])>>>4)return t;t++}},e.prototype.readNextAACFrame=function(){for(var e=this.data_,t=null;null==t&&!this.eof_flag_;){var i=this.current_syncword_offset_,n=(8&e[i+1])>>>3,r=(6&e[i+1])>>>1,a=1&e[i+1],s=(192&e[i+2])>>>6,o=(60&e[i+2])>>>2,u=(1&e[i+2])<<2|(192&e[i+3])>>>6,l=(3&e[i+3])<<11|e[i+4]<<3|(224&e[i+5])>>>5;if(e[i+6],i+l>this.data_.byteLength){this.eof_flag_=!0,this.has_last_incomplete_data=!0;break}var h=1===a?7:9,d=l-h;i+=h;var c=this.findNextSyncwordOffset(i+d);if(this.current_syncword_offset_=c,(0===n||1===n)&&0===r){var f=e.subarray(i,i+d);(t=new D).audio_object_type=s+1,t.sampling_freq_index=o,t.sampling_frequency=R[o],t.channel_config=u,t.data=f}}return t},e.prototype.hasIncompleteData=function(){return this.has_last_incomplete_data},e.prototype.getIncompleteData=function(){return this.has_last_incomplete_data?this.data_.subarray(this.current_syncword_offset_):null},e}(),U=function(e){var t=null,i=e.audio_object_type,n=e.audio_object_type,r=e.sampling_freq_index,a=e.channel_config,s=0,o=navigator.userAgent.toLowerCase();-1!==o.indexOf("firefox")?r>=6?(n=5,t=new Array(4),s=r-3):(n=2,t=new Array(2),s=r):-1!==o.indexOf("android")?(n=2,t=new Array(2),s=r):(n=5,s=r,t=new Array(4),r>=6?s=r-3:1===a&&(n=2,t=new Array(2),s=r)),t[0]=n<<3,t[0]|=(15&r)>>>1,t[1]=(15&r)<<7,t[1]|=(15&a)<<3,5===n&&(t[1]|=(15&s)>>>1,t[2]=(1&s)<<7,t[2]|=8,t[3]=0),this.config=t,this.sampling_rate=R[r],this.channel_count=a,this.codec_mimetype="mp4a.40."+n,this.original_codec_mimetype="mp4a.40."+i},M=function(){},F=function(){},B=(x=function(e,t){return(x=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var i in t)t.hasOwnProperty(i)&&(e[i]=t[i])})(e,t)},function(e,t){function i(){this.constructor=e}x(e,t),e.prototype=null===t?Object.create(t):(i.prototype=t.prototype,new i)}),N=function(e){function t(t,i){var n=e.call(this)||this;return n.TAG="TSDemuxer",n.first_parse_=!0,n.media_info_=new o.a,n.timescale_=90,n.duration_=0,n.current_pmt_pid_=-1,n.program_pmt_map_={},n.pes_slice_queues_={},n.video_metadata_={sps:void 0,pps:void 0,sps_details:void 0},n.audio_metadata_={audio_object_type:void 0,sampling_freq_index:void 0,sampling_frequency:void 0,channel_config:void 0},n.aac_last_sample_pts_=void 0,n.aac_last_incomplete_data_=null,n.has_video_=!1,n.has_audio_=!1,n.video_init_segment_dispatched_=!1,n.audio_init_segment_dispatched_=!1,n.video_metadata_changed_=!1,n.audio_metadata_changed_=!1,n.video_track_={type:"video",id:1,sequenceNumber:0,samples:[],length:0},n.audio_track_={type:"audio",id:2,sequenceNumber:0,samples:[],length:0},n.ts_packet_size_=t.ts_packet_size,n.sync_offset_=t.sync_offset,n.config_=i,n}return B(t,e),t.prototype.destroy=function(){this.media_info_=null,this.pes_slice_queues_=null,this.video_metadata_=null,this.audio_metadata_=null,this.aac_last_incomplete_data_=null,this.video_track_=null,this.audio_track_=null,e.prototype.destroy.call(this)},t.probe=function(e){var t=new Uint8Array(e),i=-1,n=188;if(t.byteLength<=3*n)return a.a.e("TSDemuxer","Probe data "+t.byteLength+" bytes is too few for judging MPEG-TS stream format!"),{match:!1};for(;-1===i;){for(var r=Math.min(1e3,t.byteLength-3*n),s=0;s=4?(a.a.v("TSDemuxer","ts_packet_size = 192, m2ts mode"),i-=4):204===n&&a.a.v("TSDemuxer","ts_packet_size = 204, RS encoded MPEG2-TS stream"),{match:!0,consumed:0,ts_packet_size:n,sync_offset:i})},t.prototype.bindDataSource=function(e){return e.onDataArrival=this.parseChunks.bind(this),this},t.prototype.resetMediaInfo=function(){this.media_info_=new o.a},t.prototype.parseChunks=function(e,t){if(!(this.onError&&this.onMediaInfo&&this.onTrackMetadata&&this.onDataAvailable))throw new c.a("onError & onMediaInfo & onTrackMetadata & onDataAvailable callback must be specified");var i=0;for(this.first_parse_&&(this.first_parse_=!1,i=this.sync_offset_);i+this.ts_packet_size_<=e.byteLength;){var n=t+i;192===this.ts_packet_size_&&(i+=4);var r=new Uint8Array(e,i,188),s=r[0];if(71!==s){a.a.e(this.TAG,"sync_byte = "+s+", not 0x47");break}var o=(64&r[1])>>>6,u=(r[1],(31&r[1])<<8|r[2]),l=(48&r[3])>>>4,h=15&r[3],d={},f=4;if(2==l||3==l){var p=r[4];if(5+p===188){i+=188,204===this.ts_packet_size_&&(i+=16);continue}p>0&&(d=this.parseAdaptationField(e,i+4,1+p)),f=5+p}if(1==l||3==l)if(0===u||u===this.current_pmt_pid_){o&&(f+=1+r[f]);var m=188-f;0===u?this.parsePAT(e,i+f,m,{payload_unit_start_indicator:o,continuity_conunter:h}):this.parsePMT(e,i+f,m,{payload_unit_start_indicator:o,continuity_conunter:h})}else if(null!=this.pmt_&&null!=this.pmt_.pid_stream_type[u]){m=188-f;var _=this.pmt_.pid_stream_type[u];u!==this.pmt_.common_pids.h264&&u!==this.pmt_.common_pids.adts_aac&&!0!==this.pmt_.pes_private_data_pids[u]&&!0!==this.pmt_.timed_id3_pids[u]||this.handlePESSlice(e,i+f,m,{pid:u,stream_type:_,file_position:n,payload_unit_start_indicator:o,continuity_conunter:h,random_access_indicator:d.random_access_indicator})}i+=188,204===this.ts_packet_size_&&(i+=16)}return this.dispatchAudioVideoMediaSegment(),i},t.prototype.parseAdaptationField=function(e,t,i){var n=new Uint8Array(e,t,i),r=n[0];return r>0?r>183?(a.a.w(this.TAG,"Illegal adaptation_field_length: "+r),{}):{discontinuity_indicator:(128&n[1])>>>7,random_access_indicator:(64&n[1])>>>6,elementary_stream_priority_indicator:(32&n[1])>>>5}:{}},t.prototype.parsePAT=function(e,t,i,n){var r=new Uint8Array(e,t,i),s=r[0];if(0===s){var o=(15&r[1])<<8|r[2],u=(r[3],r[4],(62&r[5])>>>1),l=1&r[5],h=r[6],d=(r[7],null);if(1===l&&0===h)(d=new b).version_number=u;else if(null==(d=this.pat_))return;for(var c=o-5-4,f=-1,p=-1,m=8;m<8+c;m+=4){var _=r[m]<<8|r[m+1],g=(31&r[m+2])<<8|r[m+3];0===_?d.network_pid=g:(d.program_pmt_pid[_]=g,-1===f&&(f=_),-1===p&&(p=g))}1===l&&0===h&&(null==this.pat_&&a.a.v(this.TAG,"Parsed first PAT: "+JSON.stringify(d)),this.pat_=d,this.current_program_=f,this.current_pmt_pid_=p)}else a.a.e(this.TAG,"parsePAT: table_id "+s+" is not corresponded to PAT!")},t.prototype.parsePMT=function(e,t,i,n){var r=new Uint8Array(e,t,i),s=r[0];if(2===s){var o=(15&r[1])<<8|r[2],u=r[3]<<8|r[4],l=(62&r[5])>>>1,d=1&r[5],c=r[6],f=(r[7],null);if(1===d&&0===c)(f=new T).program_number=u,f.version_number=l,this.program_pmt_map_[u]=f;else if(null==(f=this.program_pmt_map_[u]))return;r[8],r[9];for(var p=(15&r[10])<<8|r[11],m=12+p,_=o-9-p-4,g=m;g0){var S=r.subarray(g+5,g+5+b);this.dispatchPESPrivateDataDescriptor(y,v,S)}}else v===h.kID3&&(f.timed_id3_pids[y]=!0);else f.common_pids.adts_aac=y;else f.common_pids.h264=y;g+=5+b}u===this.current_program_&&(null==this.pmt_&&a.a.v(this.TAG,"Parsed first PMT: "+JSON.stringify(f)),this.pmt_=f,f.common_pids.h264&&(this.has_video_=!0),f.common_pids.adts_aac&&(this.has_audio_=!0))}else a.a.e(this.TAG,"parsePMT: table_id "+s+" is not corresponded to PMT!")},t.prototype.handlePESSlice=function(e,t,i,n){var r=new Uint8Array(e,t,i),s=r[0]<<16|r[1]<<8|r[2],o=(r[3],r[4]<<8|r[5]);if(n.payload_unit_start_indicator){if(1!==s)return void a.a.e(this.TAG,"handlePESSlice: packet_start_code_prefix should be 1 but with value "+s);var u=this.pes_slice_queues_[n.pid];u&&(0===u.expected_length||u.expected_length===u.total_length?this.emitPESSlices(u,n):this.cleanPESSlices(u,n)),this.pes_slice_queues_[n.pid]=new w,this.pes_slice_queues_[n.pid].file_position=n.file_position,this.pes_slice_queues_[n.pid].random_access_indicator=n.random_access_indicator}if(null!=this.pes_slice_queues_[n.pid]){var l=this.pes_slice_queues_[n.pid];l.slices.push(r),n.payload_unit_start_indicator&&(l.expected_length=0===o?0:o+6),l.total_length+=r.byteLength,l.expected_length>0&&l.expected_length===l.total_length?this.emitPESSlices(l,n):l.expected_length>0&&l.expected_length>>6,o=t[8],u=void 0,l=void 0;2!==s&&3!==s||(u=536870912*(14&t[9])+4194304*(255&t[10])+16384*(254&t[11])+128*(255&t[12])+(254&t[13])/2,l=3===s?536870912*(14&t[14])+4194304*(255&t[15])+16384*(254&t[16])+128*(255&t[17])+(254&t[18])/2:u);var d=9+o,c=void 0;if(0!==r){if(r<3+o)return void a.a.v(this.TAG,"Malformed PES: PES_packet_length < 3 + PES_header_data_length");c=r-3-o}else c=t.byteLength-d;var f=t.subarray(d,d+c);switch(e.stream_type){case h.kMPEG1Audio:case h.kMPEG2Audio:break;case h.kPESPrivateData:this.parsePESPrivateDataPayload(f,u,l,e.pid,n);break;case h.kADTSAAC:this.parseAACPayload(f,u);break;case h.kID3:this.parseTimedID3MetadataPayload(f,u,l,e.pid,n);break;case h.kH264:this.parseH264Payload(f,u,l,e.file_position,e.random_access_indicator);break;case h.kH265:}}else 188!==n&&191!==n&&240!==n&&241!==n&&255!==n&&242!==n&&248!==n||e.stream_type!==h.kPESPrivateData||(d=6,c=void 0,c=0!==r?r:t.byteLength-d,f=t.subarray(d,d+c),this.parsePESPrivateDataPayload(f,void 0,void 0,e.pid,n));else a.a.e(this.TAG,"parsePES: packet_start_code_prefix should be 1 but with value "+i)},t.prototype.parseH264Payload=function(e,t,i,n,r){for(var s=new I(e),o=null,u=[],l=0,h=!1;null!=(o=s.readNextNaluPayload());){var d=new P(o);if(d.type===S.kSliceSPS){var c=_.parseSPS(o.data);this.video_init_segment_dispatched_?!0===this.detectVideoMetadataChange(d,c)&&(a.a.v(this.TAG,"H264: Critical h264 metadata has been changed, attempt to re-generate InitSegment"),this.video_metadata_changed_=!0,this.video_metadata_={sps:d,pps:void 0,sps_details:c}):(this.video_metadata_.sps=d,this.video_metadata_.sps_details=c)}else d.type===S.kSlicePPS?this.video_init_segment_dispatched_&&!this.video_metadata_changed_||(this.video_metadata_.pps=d,this.video_metadata_.sps&&this.video_metadata_.pps&&(this.video_metadata_changed_&&this.dispatchVideoMediaSegment(),this.dispatchVideoInitSegment())):(d.type===S.kSliceIDR||d.type===S.kSliceNonIDR&&1===r)&&(h=!0);this.video_init_segment_dispatched_&&(u.push(d),l+=d.data.byteLength)}var f=Math.floor(t/this.timescale_),p=Math.floor(i/this.timescale_);if(u.length){var m=this.video_track_,g={units:u,length:l,isKeyframe:h,dts:p,pts:f,cts:f-p,file_position:n};m.samples.push(g),m.length+=l}},t.prototype.detectVideoMetadataChange=function(e,t){if(t.codec_mimetype!==this.video_metadata_.sps_details.codec_mimetype)return a.a.v(this.TAG,"H264: Codec mimeType changed from "+this.video_metadata_.sps_details.codec_mimetype+" to "+t.codec_mimetype),!0;if(t.codec_size.width!==this.video_metadata_.sps_details.codec_size.width||t.codec_size.height!==this.video_metadata_.sps_details.codec_size.height){var i=this.video_metadata_.sps_details.codec_size,n=t.codec_size;return a.a.v(this.TAG,"H264: Coded Resolution changed from "+i.width+"x"+i.height+" to "+n.width+"x"+n.height),!0}return t.present_size.width!==this.video_metadata_.sps_details.present_size.width&&(a.a.v(this.TAG,"H264: Present resolution width changed from "+this.video_metadata_.sps_details.present_size.width+" to "+t.present_size.width),!0)},t.prototype.isInitSegmentDispatched=function(){return this.has_video_&&this.has_audio_?this.video_init_segment_dispatched_&&this.audio_init_segment_dispatched_:this.has_video_&&!this.has_audio_?this.video_init_segment_dispatched_:!(this.has_video_||!this.has_audio_)&&this.audio_init_segment_dispatched_},t.prototype.dispatchVideoInitSegment=function(){var e=this.video_metadata_.sps_details,t={type:"video"};t.id=this.video_track_.id,t.timescale=1e3,t.duration=this.duration_,t.codecWidth=e.codec_size.width,t.codecHeight=e.codec_size.height,t.presentWidth=e.present_size.width,t.presentHeight=e.present_size.height,t.profile=e.profile_string,t.level=e.level_string,t.bitDepth=e.bit_depth,t.chromaFormat=e.chroma_format,t.sarRatio=e.sar_ratio,t.frameRate=e.frame_rate;var i=t.frameRate.fps_den,n=t.frameRate.fps_num;t.refSampleDuration=i/n*1e3,t.codec=e.codec_mimetype;var r=this.video_metadata_.sps.data.subarray(4),s=this.video_metadata_.pps.data.subarray(4),o=new L(r,s,e);t.avcc=o.getData(),0==this.video_init_segment_dispatched_&&a.a.v(this.TAG,"Generated first AVCDecoderConfigurationRecord for mimeType: "+t.codec),this.onTrackMetadata("video",t),this.video_init_segment_dispatched_=!0,this.video_metadata_changed_=!1;var u=this.media_info_;u.hasVideo=!0,u.width=t.codecWidth,u.height=t.codecHeight,u.fps=t.frameRate.fps,u.profile=t.profile,u.level=t.level,u.refFrames=e.ref_frames,u.chromaFormat=e.chroma_format_string,u.sarNum=t.sarRatio.width,u.sarDen=t.sarRatio.height,u.videoCodec=t.codec,u.hasAudio&&u.audioCodec?u.mimeType='video/mp2t; codecs="'+u.videoCodec+","+u.audioCodec+'"':u.mimeType='video/mp2t; codecs="'+u.videoCodec+'"',u.isComplete()&&this.onMediaInfo(u)},t.prototype.dispatchVideoMediaSegment=function(){this.isInitSegmentDispatched()&&this.video_track_.length&&this.onDataAvailable(null,this.video_track_)},t.prototype.dispatchAudioMediaSegment=function(){this.isInitSegmentDispatched()&&this.audio_track_.length&&this.onDataAvailable(this.audio_track_,null)},t.prototype.dispatchAudioVideoMediaSegment=function(){this.isInitSegmentDispatched()&&(this.audio_track_.length||this.video_track_.length)&&this.onDataAvailable(this.audio_track_,this.video_track_)},t.prototype.parseAACPayload=function(e,t){if(!this.has_video_||this.video_init_segment_dispatched_){if(this.aac_last_incomplete_data_){var i=new Uint8Array(e.byteLength+this.aac_last_incomplete_data_.byteLength);i.set(this.aac_last_incomplete_data_,0),i.set(e,this.aac_last_incomplete_data_.byteLength),e=i}var n,r;if(null!=t)r=t/this.timescale_;else{if(null==this.aac_last_sample_pts_)return void a.a.w(this.TAG,"AAC: Unknown pts");n=1024/this.audio_metadata_.sampling_frequency*1e3,r=this.aac_last_sample_pts_+n}if(this.aac_last_incomplete_data_&&this.aac_last_sample_pts_){n=1024/this.audio_metadata_.sampling_frequency*1e3;var s=this.aac_last_sample_pts_+n;Math.abs(s-r)>1&&(a.a.w(this.TAG,"AAC: Detected pts overlapped, expected: "+s+"ms, PES pts: "+r+"ms"),r=s)}for(var o,u=new O(e),l=null,h=r;null!=(l=u.readNextAACFrame());){n=1024/l.sampling_frequency*1e3,0==this.audio_init_segment_dispatched_?(this.audio_metadata_.audio_object_type=l.audio_object_type,this.audio_metadata_.sampling_freq_index=l.sampling_freq_index,this.audio_metadata_.sampling_frequency=l.sampling_frequency,this.audio_metadata_.channel_config=l.channel_config,this.dispatchAudioInitSegment(l)):this.detectAudioMetadataChange(l)&&(this.dispatchAudioMediaSegment(),this.dispatchAudioInitSegment(l)),o=h;var d=Math.floor(h),c={unit:l.data,length:l.data.byteLength,pts:d,dts:d};this.audio_track_.samples.push(c),this.audio_track_.length+=l.data.byteLength,h+=n}u.hasIncompleteData()&&(this.aac_last_incomplete_data_=u.getIncompleteData()),o&&(this.aac_last_sample_pts_=o)}},t.prototype.detectAudioMetadataChange=function(e){return e.audio_object_type!==this.audio_metadata_.audio_object_type?(a.a.v(this.TAG,"AAC: AudioObjectType changed from "+this.audio_metadata_.audio_object_type+" to "+e.audio_object_type),!0):e.sampling_freq_index!==this.audio_metadata_.sampling_freq_index?(a.a.v(this.TAG,"AAC: SamplingFrequencyIndex changed from "+this.audio_metadata_.sampling_freq_index+" to "+e.sampling_freq_index),!0):e.channel_config!==this.audio_metadata_.channel_config&&(a.a.v(this.TAG,"AAC: Channel configuration changed from "+this.audio_metadata_.channel_config+" to "+e.channel_config),!0)},t.prototype.dispatchAudioInitSegment=function(e){var t=new U(e),i={type:"audio"};i.id=this.audio_track_.id,i.timescale=1e3,i.duration=this.duration_,i.audioSampleRate=t.sampling_rate,i.channelCount=t.channel_count,i.codec=t.codec_mimetype,i.originalCodec=t.original_codec_mimetype,i.config=t.config,i.refSampleDuration=1024/i.audioSampleRate*i.timescale,0==this.audio_init_segment_dispatched_&&a.a.v(this.TAG,"Generated first AudioSpecificConfig for mimeType: "+i.codec),this.onTrackMetadata("audio",i),this.audio_init_segment_dispatched_=!0,this.video_metadata_changed_=!1;var n=this.media_info_;n.hasAudio=!0,n.audioCodec=i.originalCodec,n.audioSampleRate=i.audioSampleRate,n.audioChannelCount=i.channelCount,n.hasVideo&&n.videoCodec?n.mimeType='video/mp2t; codecs="'+n.videoCodec+","+n.audioCodec+'"':n.mimeType='video/mp2t; codecs="'+n.audioCodec+'"',n.isComplete()&&this.onMediaInfo(n)},t.prototype.dispatchPESPrivateDataDescriptor=function(e,t,i){var n=new F;n.pid=e,n.stream_type=t,n.descriptor=i,this.onPESPrivateDataDescriptor&&this.onPESPrivateDataDescriptor(n)},t.prototype.parsePESPrivateDataPayload=function(e,t,i,n,r){var a=new M;if(a.pid=n,a.stream_id=r,a.len=e.byteLength,a.data=e,null!=t){var s=Math.floor(t/this.timescale_);a.pts=s}else a.nearest_pts=this.aac_last_sample_pts_;if(null!=i){var o=Math.floor(i/this.timescale_);a.dts=o}this.onPESPrivateData&&this.onPESPrivateData(a)},t.prototype.parseTimedID3MetadataPayload=function(e,t,i,n,r){var a=new M;if(a.pid=n,a.stream_id=r,a.len=e.byteLength,a.data=e,null!=t){var s=Math.floor(t/this.timescale_);a.pts=s}if(null!=i){var o=Math.floor(i/this.timescale_);a.dts=o}this.onTimedID3Metadata&&this.onTimedID3Metadata(a)},t}(y),j=function(){function e(){}return e.init=function(){for(var t in e.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],mvex:[],mvhd:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[],".mp3":[]},e.types)e.types.hasOwnProperty(t)&&(e.types[t]=[t.charCodeAt(0),t.charCodeAt(1),t.charCodeAt(2),t.charCodeAt(3)]);var i=e.constants={};i.FTYP=new Uint8Array([105,115,111,109,0,0,0,1,105,115,111,109,97,118,99,49]),i.STSD_PREFIX=new Uint8Array([0,0,0,0,0,0,0,1]),i.STTS=new Uint8Array([0,0,0,0,0,0,0,0]),i.STSC=i.STCO=i.STTS,i.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),i.HDLR_VIDEO=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),i.HDLR_AUDIO=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]),i.DREF=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),i.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),i.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0])},e.box=function(e){for(var t=8,i=null,n=Array.prototype.slice.call(arguments,1),r=n.length,a=0;a>>24&255,i[1]=t>>>16&255,i[2]=t>>>8&255,i[3]=255&t,i.set(e,4);var s=8;for(a=0;a>>24&255,t>>>16&255,t>>>8&255,255&t,i>>>24&255,i>>>16&255,i>>>8&255,255&i,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]))},e.trak=function(t){return e.box(e.types.trak,e.tkhd(t),e.mdia(t))},e.tkhd=function(t){var i=t.id,n=t.duration,r=t.presentWidth,a=t.presentHeight;return e.box(e.types.tkhd,new Uint8Array([0,0,0,7,0,0,0,0,0,0,0,0,i>>>24&255,i>>>16&255,i>>>8&255,255&i,0,0,0,0,n>>>24&255,n>>>16&255,n>>>8&255,255&n,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,r>>>8&255,255&r,0,0,a>>>8&255,255&a,0,0]))},e.mdia=function(t){return e.box(e.types.mdia,e.mdhd(t),e.hdlr(t),e.minf(t))},e.mdhd=function(t){var i=t.timescale,n=t.duration;return e.box(e.types.mdhd,new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0,i>>>24&255,i>>>16&255,i>>>8&255,255&i,n>>>24&255,n>>>16&255,n>>>8&255,255&n,85,196,0,0]))},e.hdlr=function(t){var i;return i="audio"===t.type?e.constants.HDLR_AUDIO:e.constants.HDLR_VIDEO,e.box(e.types.hdlr,i)},e.minf=function(t){var i;return i="audio"===t.type?e.box(e.types.smhd,e.constants.SMHD):e.box(e.types.vmhd,e.constants.VMHD),e.box(e.types.minf,i,e.dinf(),e.stbl(t))},e.dinf=function(){return e.box(e.types.dinf,e.box(e.types.dref,e.constants.DREF))},e.stbl=function(t){return e.box(e.types.stbl,e.stsd(t),e.box(e.types.stts,e.constants.STTS),e.box(e.types.stsc,e.constants.STSC),e.box(e.types.stsz,e.constants.STSZ),e.box(e.types.stco,e.constants.STCO))},e.stsd=function(t){return"audio"===t.type?"mp3"===t.codec?e.box(e.types.stsd,e.constants.STSD_PREFIX,e.mp3(t)):e.box(e.types.stsd,e.constants.STSD_PREFIX,e.mp4a(t)):e.box(e.types.stsd,e.constants.STSD_PREFIX,e.avc1(t))},e.mp3=function(t){var i=t.channelCount,n=t.audioSampleRate,r=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,i,0,16,0,0,0,0,n>>>8&255,255&n,0,0]);return e.box(e.types[".mp3"],r)},e.mp4a=function(t){var i=t.channelCount,n=t.audioSampleRate,r=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,i,0,16,0,0,0,0,n>>>8&255,255&n,0,0]);return e.box(e.types.mp4a,r,e.esds(t))},e.esds=function(t){var i=t.config||[],n=i.length,r=new Uint8Array([0,0,0,0,3,23+n,0,1,0,4,15+n,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([n]).concat(i).concat([6,1,2]));return e.box(e.types.esds,r)},e.avc1=function(t){var i=t.avcc,n=t.codecWidth,r=t.codecHeight,a=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,n>>>8&255,255&n,r>>>8&255,255&r,0,72,0,0,0,72,0,0,0,0,0,0,0,1,10,120,113,113,47,102,108,118,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,255,255]);return e.box(e.types.avc1,a,e.box(e.types.avcC,i))},e.mvex=function(t){return e.box(e.types.mvex,e.trex(t))},e.trex=function(t){var i=t.id,n=new Uint8Array([0,0,0,0,i>>>24&255,i>>>16&255,i>>>8&255,255&i,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]);return e.box(e.types.trex,n)},e.moof=function(t,i){return e.box(e.types.moof,e.mfhd(t.sequenceNumber),e.traf(t,i))},e.mfhd=function(t){var i=new Uint8Array([0,0,0,0,t>>>24&255,t>>>16&255,t>>>8&255,255&t]);return e.box(e.types.mfhd,i)},e.traf=function(t,i){var n=t.id,r=e.box(e.types.tfhd,new Uint8Array([0,0,0,0,n>>>24&255,n>>>16&255,n>>>8&255,255&n])),a=e.box(e.types.tfdt,new Uint8Array([0,0,0,0,i>>>24&255,i>>>16&255,i>>>8&255,255&i])),s=e.sdtp(t),o=e.trun(t,s.byteLength+16+16+8+16+8+8);return e.box(e.types.traf,r,a,o,s)},e.sdtp=function(t){for(var i=t.samples||[],n=i.length,r=new Uint8Array(4+n),a=0;a>>24&255,r>>>16&255,r>>>8&255,255&r,i>>>24&255,i>>>16&255,i>>>8&255,255&i],0);for(var o=0;o>>24&255,u>>>16&255,u>>>8&255,255&u,l>>>24&255,l>>>16&255,l>>>8&255,255&l,h.isLeading<<2|h.dependsOn,h.isDependedOn<<6|h.hasRedundancy<<4|h.isNonSync,0,0,d>>>24&255,d>>>16&255,d>>>8&255,255&d],12+16*o)}return e.box(e.types.trun,s)},e.mdat=function(t){return e.box(e.types.mdat,t)},e}();j.init();var V=j,H=function(){function e(){}return e.getSilentFrame=function(e,t){if("mp4a.40.2"===e){if(1===t)return new Uint8Array([0,200,0,128,35,128]);if(2===t)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(3===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(4===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(5===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(6===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224])}else{if(1===t)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(2===t)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(3===t)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94])}return null},e}(),z=i(7),G=function(){function e(e){this.TAG="MP4Remuxer",this._config=e,this._isLive=!0===e.isLive,this._dtsBase=-1,this._dtsBaseInited=!1,this._audioDtsBase=1/0,this._videoDtsBase=1/0,this._audioNextDts=void 0,this._videoNextDts=void 0,this._audioStashedLastSample=null,this._videoStashedLastSample=null,this._audioMeta=null,this._videoMeta=null,this._audioSegmentInfoList=new z.c("audio"),this._videoSegmentInfoList=new z.c("video"),this._onInitSegment=null,this._onMediaSegment=null,this._forceFirstIDR=!(!s.a.chrome||!(s.a.version.major<50||50===s.a.version.major&&s.a.version.build<2661)),this._fillSilentAfterSeek=s.a.msedge||s.a.msie,this._mp3UseMpegAudio=!s.a.firefox,this._fillAudioTimestampGap=this._config.fixAudioTimestampGap}return e.prototype.destroy=function(){this._dtsBase=-1,this._dtsBaseInited=!1,this._audioMeta=null,this._videoMeta=null,this._audioSegmentInfoList.clear(),this._audioSegmentInfoList=null,this._videoSegmentInfoList.clear(),this._videoSegmentInfoList=null,this._onInitSegment=null,this._onMediaSegment=null},e.prototype.bindDataSource=function(e){return e.onDataAvailable=this.remux.bind(this),e.onTrackMetadata=this._onTrackMetadataReceived.bind(this),this},Object.defineProperty(e.prototype,"onInitSegment",{get:function(){return this._onInitSegment},set:function(e){this._onInitSegment=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onMediaSegment",{get:function(){return this._onMediaSegment},set:function(e){this._onMediaSegment=e},enumerable:!1,configurable:!0}),e.prototype.insertDiscontinuity=function(){this._audioNextDts=this._videoNextDts=void 0},e.prototype.seek=function(e){this._audioStashedLastSample=null,this._videoStashedLastSample=null,this._videoSegmentInfoList.clear(),this._audioSegmentInfoList.clear()},e.prototype.remux=function(e,t){if(!this._onMediaSegment)throw new c.a("MP4Remuxer: onMediaSegment callback must be specificed!");this._dtsBaseInited||this._calculateDtsBase(e,t),t&&this._remuxVideo(t),e&&this._remuxAudio(e)},e.prototype._onTrackMetadataReceived=function(e,t){var i=null,n="mp4",r=t.codec;if("audio"===e)this._audioMeta=t,"mp3"===t.codec&&this._mp3UseMpegAudio?(n="mpeg",r="",i=new Uint8Array):i=V.generateInitSegment(t);else{if("video"!==e)return;this._videoMeta=t,i=V.generateInitSegment(t)}if(!this._onInitSegment)throw new c.a("MP4Remuxer: onInitSegment callback must be specified!");this._onInitSegment(e,{type:e,data:i.buffer,codec:r,container:e+"/"+n,mediaDuration:t.duration})},e.prototype._calculateDtsBase=function(e,t){this._dtsBaseInited||(e&&e.samples&&e.samples.length&&(this._audioDtsBase=e.samples[0].dts),t&&t.samples&&t.samples.length&&(this._videoDtsBase=t.samples[0].dts),this._dtsBase=Math.min(this._audioDtsBase,this._videoDtsBase),this._dtsBaseInited=!0)},e.prototype.getTimestampBase=function(){if(this._dtsBaseInited)return this._dtsBase},e.prototype.flushStashedSamples=function(){var e=this._videoStashedLastSample,t=this._audioStashedLastSample,i={type:"video",id:1,sequenceNumber:0,samples:[],length:0};null!=e&&(i.samples.push(e),i.length=e.length);var n={type:"audio",id:2,sequenceNumber:0,samples:[],length:0};null!=t&&(n.samples.push(t),n.length=t.length),this._videoStashedLastSample=null,this._audioStashedLastSample=null,this._remuxVideo(i,!0),this._remuxAudio(n,!0)},e.prototype._remuxAudio=function(e,t){if(null!=this._audioMeta){var i,n=e,r=n.samples,o=void 0,u=-1,l=this._audioMeta.refSampleDuration,h="mp3"===this._audioMeta.codec&&this._mp3UseMpegAudio,d=this._dtsBaseInited&&void 0===this._audioNextDts,c=!1;if(r&&0!==r.length&&(1!==r.length||t)){var f=0,p=null,m=0;h?(f=0,m=n.length):(f=8,m=8+n.length);var _=null;if(r.length>1&&(m-=(_=r.pop()).length),null!=this._audioStashedLastSample){var g=this._audioStashedLastSample;this._audioStashedLastSample=null,r.unshift(g),m+=g.length}null!=_&&(this._audioStashedLastSample=_);var v=r[0].dts-this._dtsBase;if(this._audioNextDts)o=v-this._audioNextDts;else if(this._audioSegmentInfoList.isEmpty())o=0,this._fillSilentAfterSeek&&!this._videoSegmentInfoList.isEmpty()&&"mp3"!==this._audioMeta.originalCodec&&(c=!0);else{var y=this._audioSegmentInfoList.getLastSampleBefore(v);if(null!=y){var b=v-(y.originalDts+y.duration);b<=3&&(b=0),o=v-(y.dts+y.duration+b)}else o=0}if(c){var S=v-o,T=this._videoSegmentInfoList.getLastSegmentBefore(v);if(null!=T&&T.beginDts=3*l&&this._fillAudioTimestampGap&&!s.a.safari){I=!0;var D,O=Math.floor(o/l);a.a.w(this.TAG,"Large audio timestamp gap detected, may cause AV sync to drift. Silent frames will be generated to avoid unsync.\noriginalDts: "+P+" ms, curRefDts: "+R+" ms, dtsCorrection: "+Math.round(o)+" ms, generate: "+O+" frames"),E=Math.floor(R),x=Math.floor(R+l)-E,null==(D=H.getSilentFrame(this._audioMeta.originalCodec,this._audioMeta.channelCount))&&(a.a.w(this.TAG,"Unable to generate silent frame for "+this._audioMeta.originalCodec+" with "+this._audioMeta.channelCount+" channels, repeat last frame"),D=k),L=[];for(var U=0;U=1?A[A.length-1].duration:Math.floor(l),this._audioNextDts=E+x;-1===u&&(u=E),A.push({dts:E,pts:E,cts:0,unit:g.unit,size:g.unit.byteLength,duration:x,originalDts:P,flags:{isLeading:0,dependsOn:1,isDependedOn:0,hasRedundancy:0}}),I&&A.push.apply(A,L)}}if(0===A.length)return n.samples=[],void(n.length=0);for(h?p=new Uint8Array(m):((p=new Uint8Array(m))[0]=m>>>24&255,p[1]=m>>>16&255,p[2]=m>>>8&255,p[3]=255&m,p.set(V.types.mdat,4)),C=0;C1&&(d-=(c=a.pop()).length),null!=this._videoStashedLastSample){var f=this._videoStashedLastSample;this._videoStashedLastSample=null,a.unshift(f),d+=f.length}null!=c&&(this._videoStashedLastSample=c);var p=a[0].dts-this._dtsBase;if(this._videoNextDts)s=p-this._videoNextDts;else if(this._videoSegmentInfoList.isEmpty())s=0;else{var m=this._videoSegmentInfoList.getLastSampleBefore(p);if(null!=m){var _=p-(m.originalDts+m.duration);_<=3&&(_=0),s=p-(m.dts+m.duration+_)}else s=0}for(var g=new z.b,v=[],y=0;y=1?v[v.length-1].duration:Math.floor(this._videoMeta.refSampleDuration),S){var C=new z.d(T,w,A,f.dts,!0);C.fileposition=f.fileposition,g.appendSyncPoint(C)}v.push({dts:T,pts:w,cts:E,units:f.units,size:f.length,isKeyframe:S,duration:A,originalDts:b,flags:{isLeading:0,dependsOn:S?2:1,isDependedOn:S?1:0,hasRedundancy:0,isNonSync:S?0:1}})}for((h=new Uint8Array(d))[0]=d>>>24&255,h[1]=d>>>16&255,h[2]=d>>>8&255,h[3]=255&d,h.set(V.types.mdat,4),y=0;y0)this._demuxer.bindDataSource(this._ioctl),this._demuxer.timestampBase=this._mediaDataSource.segments[this._currentSegmentIndex].timestampBase,r=this._demuxer.parseChunks(e,t);else if((n=N.probe(e)).match){var s=this._demuxer=new N(n,this._config);this._remuxer||(this._remuxer=new G(this._config)),s.onError=this._onDemuxException.bind(this),s.onMediaInfo=this._onMediaInfo.bind(this),s.onMetaDataArrived=this._onMetaDataArrived.bind(this),s.onTimedID3Metadata=this._onTimedID3Metadata.bind(this),s.onPESPrivateDataDescriptor=this._onPESPrivateDataDescriptor.bind(this),s.onPESPrivateData=this._onPESPrivateData.bind(this),this._remuxer.bindDataSource(this._demuxer),this._demuxer.bindDataSource(this._ioctl),this._remuxer.onInitSegment=this._onRemuxerInitSegmentArrival.bind(this),this._remuxer.onMediaSegment=this._onRemuxerMediaSegmentArrival.bind(this),r=this._demuxer.parseChunks(e,t)}else if((n=v.probe(e)).match){this._demuxer=new v(n,this._config),this._remuxer||(this._remuxer=new G(this._config));var o=this._mediaDataSource;null==o.duration||isNaN(o.duration)||(this._demuxer.overridedDuration=o.duration),"boolean"==typeof o.hasAudio&&(this._demuxer.overridedHasAudio=o.hasAudio),"boolean"==typeof o.hasVideo&&(this._demuxer.overridedHasVideo=o.hasVideo),this._demuxer.timestampBase=o.segments[this._currentSegmentIndex].timestampBase,this._demuxer.onError=this._onDemuxException.bind(this),this._demuxer.onMediaInfo=this._onMediaInfo.bind(this),this._demuxer.onMetaDataArrived=this._onMetaDataArrived.bind(this),this._demuxer.onScriptDataArrived=this._onScriptDataArrived.bind(this),this._remuxer.bindDataSource(this._demuxer.bindDataSource(this._ioctl)),this._remuxer.onInitSegment=this._onRemuxerInitSegmentArrival.bind(this),this._remuxer.onMediaSegment=this._onRemuxerMediaSegmentArrival.bind(this),r=this._demuxer.parseChunks(e,t)}else n=null,a.a.e(this.TAG,"Non MPEG-TS/FLV, Unsupported media type!"),Promise.resolve().then((function(){i._internalAbort()})),this._emitter.emit(Y.a.DEMUX_ERROR,g.a.FORMAT_UNSUPPORTED,"Non MPEG-TS/FLV, Unsupported media type!"),r=0;return r},e.prototype._onMediaInfo=function(e){var t=this;null==this._mediaInfo&&(this._mediaInfo=Object.assign({},e),this._mediaInfo.keyframesIndex=null,this._mediaInfo.segments=[],this._mediaInfo.segmentCount=this._mediaDataSource.segments.length,Object.setPrototypeOf(this._mediaInfo,o.a.prototype));var i=Object.assign({},e);Object.setPrototypeOf(i,o.a.prototype),this._mediaInfo.segments[this._currentSegmentIndex]=i,this._reportSegmentMediaInfo(this._currentSegmentIndex),null!=this._pendingSeekTime&&Promise.resolve().then((function(){var e=t._pendingSeekTime;t._pendingSeekTime=null,t.seek(e)}))},e.prototype._onMetaDataArrived=function(e){this._emitter.emit(Y.a.METADATA_ARRIVED,e)},e.prototype._onScriptDataArrived=function(e){this._emitter.emit(Y.a.SCRIPTDATA_ARRIVED,e)},e.prototype._onTimedID3Metadata=function(e){var t=this._remuxer.getTimestampBase();null!=t&&(null!=e.pts&&(e.pts-=t),null!=e.dts&&(e.dts-=t),this._emitter.emit(Y.a.TIMED_ID3_METADATA_ARRIVED,e))},e.prototype._onPESPrivateDataDescriptor=function(e){this._emitter.emit(Y.a.PES_PRIVATE_DATA_DESCRIPTOR,e)},e.prototype._onPESPrivateData=function(e){var t=this._remuxer.getTimestampBase();null!=t&&(null!=e.pts&&(e.pts-=t),null!=e.nearest_pts&&(e.nearest_pts-=t),null!=e.dts&&(e.dts-=t),this._emitter.emit(Y.a.PES_PRIVATE_DATA_ARRIVED,e))},e.prototype._onIOSeeked=function(){this._remuxer.insertDiscontinuity()},e.prototype._onIOComplete=function(e){var t=e+1;t0&&i[0].originalDts===n&&(n=i[0].pts),this._emitter.emit(Y.a.RECOMMEND_SEEKPOINT,n)}},e.prototype._enableStatisticsReporter=function(){null==this._statisticsReporter&&(this._statisticsReporter=self.setInterval(this._reportStatisticsInfo.bind(this),this._config.statisticsInfoReportInterval))},e.prototype._disableStatisticsReporter=function(){this._statisticsReporter&&(self.clearInterval(this._statisticsReporter),this._statisticsReporter=null)},e.prototype._reportSegmentMediaInfo=function(e){var t=this._mediaInfo.segments[e],i=Object.assign({},t);i.duration=this._mediaInfo.duration,i.segmentCount=this._mediaInfo.segmentCount,delete i.segments,delete i.keyframesIndex,this._emitter.emit(Y.a.MEDIA_INFO,i)},e.prototype._reportStatisticsInfo=function(){var e={};e.url=this._ioctl.currentURL,e.hasRedirect=this._ioctl.hasRedirect,e.hasRedirect&&(e.redirectedURL=this._ioctl.currentRedirectedURL),e.speed=this._ioctl.currentSpeed,e.loaderType=this._ioctl.loaderType,e.currentSegmentIndex=this._currentSegmentIndex,e.totalSegmentCount=this._mediaDataSource.segments.length,this._emitter.emit(Y.a.STATISTICS_INFO,e)},e}();t.a=q},function(e,t,i){"use strict";var n,r=i(0),a=function(){function e(){this._firstCheckpoint=0,this._lastCheckpoint=0,this._intervalBytes=0,this._totalBytes=0,this._lastSecondBytes=0,self.performance&&self.performance.now?this._now=self.performance.now.bind(self.performance):this._now=Date.now}return e.prototype.reset=function(){this._firstCheckpoint=this._lastCheckpoint=0,this._totalBytes=this._intervalBytes=0,this._lastSecondBytes=0},e.prototype.addBytes=function(e){0===this._firstCheckpoint?(this._firstCheckpoint=this._now(),this._lastCheckpoint=this._firstCheckpoint,this._intervalBytes+=e,this._totalBytes+=e):this._now()-this._lastCheckpoint<1e3?(this._intervalBytes+=e,this._totalBytes+=e):(this._lastSecondBytes=this._intervalBytes,this._intervalBytes=e,this._totalBytes+=e,this._lastCheckpoint=this._now())},Object.defineProperty(e.prototype,"currentKBps",{get:function(){this.addBytes(0);var e=(this._now()-this._lastCheckpoint)/1e3;return 0==e&&(e=1),this._intervalBytes/e/1024},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"lastSecondKBps",{get:function(){return this.addBytes(0),0!==this._lastSecondBytes?this._lastSecondBytes/1024:this._now()-this._lastCheckpoint>=500?this.currentKBps:0},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"averageKBps",{get:function(){var e=(this._now()-this._firstCheckpoint)/1e3;return this._totalBytes/e/1024},enumerable:!1,configurable:!0}),e}(),s=i(2),o=i(4),u=i(3),l=(n=function(e,t){return(n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var i in t)t.hasOwnProperty(i)&&(e[i]=t[i])})(e,t)},function(e,t){function i(){this.constructor=e}n(e,t),e.prototype=null===t?Object.create(t):(i.prototype=t.prototype,new i)}),h=function(e){function t(t,i){var n=e.call(this,"fetch-stream-loader")||this;return n.TAG="FetchStreamLoader",n._seekHandler=t,n._config=i,n._needStash=!0,n._requestAbort=!1,n._abortController=null,n._contentLength=null,n._receivedLength=0,n}return l(t,e),t.isSupported=function(){try{var e=o.a.msedge&&o.a.version.minor>=15048,t=!o.a.msedge||e;return self.fetch&&self.ReadableStream&&t}catch(e){return!1}},t.prototype.destroy=function(){this.isWorking()&&this.abort(),e.prototype.destroy.call(this)},t.prototype.open=function(e,t){var i=this;this._dataSource=e,this._range=t;var n=e.url;this._config.reuseRedirectedURL&&null!=e.redirectedURL&&(n=e.redirectedURL);var r=this._seekHandler.getConfig(n,t),a=new self.Headers;if("object"==typeof r.headers){var o=r.headers;for(var l in o)o.hasOwnProperty(l)&&a.append(l,o[l])}var h={method:"GET",headers:a,mode:"cors",cache:"default",referrerPolicy:"no-referrer-when-downgrade"};if("object"==typeof this._config.headers)for(var l in this._config.headers)a.append(l,this._config.headers[l]);!1===e.cors&&(h.mode="same-origin"),e.withCredentials&&(h.credentials="include"),e.referrerPolicy&&(h.referrerPolicy=e.referrerPolicy),self.AbortController&&(this._abortController=new self.AbortController,h.signal=this._abortController.signal),this._status=s.c.kConnecting,self.fetch(r.url,h).then((function(e){if(i._requestAbort)return i._status=s.c.kIdle,void e.body.cancel();if(e.ok&&e.status>=200&&e.status<=299){if(e.url!==r.url&&i._onURLRedirect){var t=i._seekHandler.removeURLParameters(e.url);i._onURLRedirect(t)}var n=e.headers.get("Content-Length");return null!=n&&(i._contentLength=parseInt(n),0!==i._contentLength&&i._onContentLengthKnown&&i._onContentLengthKnown(i._contentLength)),i._pump.call(i,e.body.getReader())}if(i._status=s.c.kError,!i._onError)throw new u.d("FetchStreamLoader: Http code invalid, "+e.status+" "+e.statusText);i._onError(s.b.HTTP_STATUS_CODE_INVALID,{code:e.status,msg:e.statusText})})).catch((function(e){if(!i._abortController||!i._abortController.signal.aborted){if(i._status=s.c.kError,!i._onError)throw e;i._onError(s.b.EXCEPTION,{code:-1,msg:e.message})}}))},t.prototype.abort=function(){if(this._requestAbort=!0,(this._status!==s.c.kBuffering||!o.a.chrome)&&this._abortController)try{this._abortController.abort()}catch(e){}},t.prototype._pump=function(e){var t=this;return e.read().then((function(i){if(i.done)if(null!==t._contentLength&&t._receivedLength299)){if(this._status=s.c.kError,!this._onError)throw new u.d("MozChunkedLoader: Http code invalid, "+t.status+" "+t.statusText);this._onError(s.b.HTTP_STATUS_CODE_INVALID,{code:t.status,msg:t.statusText})}else this._status=s.c.kBuffering}},t.prototype._onProgress=function(e){if(this._status!==s.c.kError){null===this._contentLength&&null!==e.total&&0!==e.total&&(this._contentLength=e.total,this._onContentLengthKnown&&this._onContentLengthKnown(this._contentLength));var t=e.target.response,i=this._range.from+this._receivedLength;this._receivedLength+=t.byteLength,this._onDataArrival&&this._onDataArrival(t,i,this._receivedLength)}},t.prototype._onLoadEnd=function(e){!0!==this._requestAbort?this._status!==s.c.kError&&(this._status=s.c.kComplete,this._onComplete&&this._onComplete(this._range.from,this._range.from+this._receivedLength-1)):this._requestAbort=!1},t.prototype._onXhrError=function(e){this._status=s.c.kError;var t=0,i=null;if(this._contentLength&&e.loaded=this._contentLength&&(i=this._range.from+this._contentLength-1),this._currentRequestRange={from:t,to:i},this._internalOpen(this._dataSource,this._currentRequestRange)},t.prototype._internalOpen=function(e,t){this._lastTimeLoaded=0;var i=e.url;this._config.reuseRedirectedURL&&(null!=this._currentRedirectedURL?i=this._currentRedirectedURL:null!=e.redirectedURL&&(i=e.redirectedURL));var n=this._seekHandler.getConfig(i,t);this._currentRequestURL=n.url;var r=this._xhr=new XMLHttpRequest;if(r.open("GET",n.url,!0),r.responseType="arraybuffer",r.onreadystatechange=this._onReadyStateChange.bind(this),r.onprogress=this._onProgress.bind(this),r.onload=this._onLoad.bind(this),r.onerror=this._onXhrError.bind(this),e.withCredentials&&(r.withCredentials=!0),"object"==typeof n.headers){var a=n.headers;for(var s in a)a.hasOwnProperty(s)&&r.setRequestHeader(s,a[s])}if("object"==typeof this._config.headers)for(var s in a=this._config.headers)a.hasOwnProperty(s)&&r.setRequestHeader(s,a[s]);r.send()},t.prototype.abort=function(){this._requestAbort=!0,this._internalAbort(),this._status=s.c.kComplete},t.prototype._internalAbort=function(){this._xhr&&(this._xhr.onreadystatechange=null,this._xhr.onprogress=null,this._xhr.onload=null,this._xhr.onerror=null,this._xhr.abort(),this._xhr=null)},t.prototype._onReadyStateChange=function(e){var t=e.target;if(2===t.readyState){if(null!=t.responseURL){var i=this._seekHandler.removeURLParameters(t.responseURL);t.responseURL!==this._currentRequestURL&&i!==this._currentRedirectedURL&&(this._currentRedirectedURL=i,this._onURLRedirect&&this._onURLRedirect(i))}if(t.status>=200&&t.status<=299){if(this._waitForTotalLength)return;this._status=s.c.kBuffering}else{if(this._status=s.c.kError,!this._onError)throw new u.d("RangeLoader: Http code invalid, "+t.status+" "+t.statusText);this._onError(s.b.HTTP_STATUS_CODE_INVALID,{code:t.status,msg:t.statusText})}}},t.prototype._onProgress=function(e){if(this._status!==s.c.kError){if(null===this._contentLength){var t=!1;if(this._waitForTotalLength){this._waitForTotalLength=!1,this._totalLengthReceived=!0,t=!0;var i=e.total;this._internalAbort(),null!=i&0!==i&&(this._totalLength=i)}if(-1===this._range.to?this._contentLength=this._totalLength-this._range.from:this._contentLength=this._range.to-this._range.from+1,t)return void this._openSubRange();this._onContentLengthKnown&&this._onContentLengthKnown(this._contentLength)}var n=e.loaded-this._lastTimeLoaded;this._lastTimeLoaded=e.loaded,this._speedSampler.addBytes(n)}},t.prototype._normalizeSpeed=function(e){var t=this._chunkSizeKBList,i=t.length-1,n=0,r=0,a=i;if(e=t[n]&&e=3&&(t=this._speedSampler.currentKBps)),0!==t){var i=this._normalizeSpeed(t);this._currentSpeedNormalized!==i&&(this._currentSpeedNormalized=i,this._currentChunkSizeKB=i)}var n=e.target.response,r=this._range.from+this._receivedLength;this._receivedLength+=n.byteLength;var a=!1;null!=this._contentLength&&this._receivedLength0&&this._receivedLength0)for(var a=i.split("&"),s=0;s0;o[0]!==this._startName&&o[0]!==this._endName&&(u&&(r+="&"),r+=a[s])}return 0===r.length?t:t+"?"+r},e}(),y=function(){function e(e,t,i){this.TAG="IOController",this._config=t,this._extraData=i,this._stashInitialSize=65536,null!=t.stashInitialSize&&t.stashInitialSize>0&&(this._stashInitialSize=t.stashInitialSize),this._stashUsed=0,this._stashSize=this._stashInitialSize,this._bufferSize=3145728,this._stashBuffer=new ArrayBuffer(this._bufferSize),this._stashByteStart=0,this._enableStash=!0,!1===t.enableStashBuffer&&(this._enableStash=!1),this._loader=null,this._loaderClass=null,this._seekHandler=null,this._dataSource=e,this._isWebSocketURL=/wss?:\/\/(.+?)/.test(e.url),this._refTotalLength=e.filesize?e.filesize:null,this._totalLength=this._refTotalLength,this._fullRequestFlag=!1,this._currentRange=null,this._redirectedURL=null,this._speedNormalized=0,this._speedSampler=new a,this._speedNormalizeList=[32,64,96,128,192,256,384,512,768,1024,1536,2048,3072,4096],this._isEarlyEofReconnecting=!1,this._paused=!1,this._resumeFrom=0,this._onDataArrival=null,this._onSeeked=null,this._onError=null,this._onComplete=null,this._onRedirect=null,this._onRecoveredEarlyEof=null,this._selectSeekHandler(),this._selectLoader(),this._createLoader()}return e.prototype.destroy=function(){this._loader.isWorking()&&this._loader.abort(),this._loader.destroy(),this._loader=null,this._loaderClass=null,this._dataSource=null,this._stashBuffer=null,this._stashUsed=this._stashSize=this._bufferSize=this._stashByteStart=0,this._currentRange=null,this._speedSampler=null,this._isEarlyEofReconnecting=!1,this._onDataArrival=null,this._onSeeked=null,this._onError=null,this._onComplete=null,this._onRedirect=null,this._onRecoveredEarlyEof=null,this._extraData=null},e.prototype.isWorking=function(){return this._loader&&this._loader.isWorking()&&!this._paused},e.prototype.isPaused=function(){return this._paused},Object.defineProperty(e.prototype,"status",{get:function(){return this._loader.status},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"extraData",{get:function(){return this._extraData},set:function(e){this._extraData=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onDataArrival",{get:function(){return this._onDataArrival},set:function(e){this._onDataArrival=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onSeeked",{get:function(){return this._onSeeked},set:function(e){this._onSeeked=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onError",{get:function(){return this._onError},set:function(e){this._onError=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onComplete",{get:function(){return this._onComplete},set:function(e){this._onComplete=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onRedirect",{get:function(){return this._onRedirect},set:function(e){this._onRedirect=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onRecoveredEarlyEof",{get:function(){return this._onRecoveredEarlyEof},set:function(e){this._onRecoveredEarlyEof=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"currentURL",{get:function(){return this._dataSource.url},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"hasRedirect",{get:function(){return null!=this._redirectedURL||null!=this._dataSource.redirectedURL},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"currentRedirectedURL",{get:function(){return this._redirectedURL||this._dataSource.redirectedURL},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"currentSpeed",{get:function(){return this._loaderClass===p?this._loader.currentSpeed:this._speedSampler.lastSecondKBps},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"loaderType",{get:function(){return this._loader.type},enumerable:!1,configurable:!0}),e.prototype._selectSeekHandler=function(){var e=this._config;if("range"===e.seekType)this._seekHandler=new g(this._config.rangeLoadZeroStart);else if("param"===e.seekType){var t=e.seekParamStart||"bstart",i=e.seekParamEnd||"bend";this._seekHandler=new v(t,i)}else{if("custom"!==e.seekType)throw new u.b("Invalid seekType in config: "+e.seekType);if("function"!=typeof e.customSeekHandler)throw new u.b("Custom seekType specified in config but invalid customSeekHandler!");this._seekHandler=new e.customSeekHandler}},e.prototype._selectLoader=function(){if(null!=this._config.customLoader)this._loaderClass=this._config.customLoader;else if(this._isWebSocketURL)this._loaderClass=_;else if(h.isSupported())this._loaderClass=h;else if(c.isSupported())this._loaderClass=c;else{if(!p.isSupported())throw new u.d("Your browser doesn't support xhr with arraybuffer responseType!");this._loaderClass=p}},e.prototype._createLoader=function(){this._loader=new this._loaderClass(this._seekHandler,this._config),!1===this._loader.needStashBuffer&&(this._enableStash=!1),this._loader.onContentLengthKnown=this._onContentLengthKnown.bind(this),this._loader.onURLRedirect=this._onURLRedirect.bind(this),this._loader.onDataArrival=this._onLoaderChunkArrival.bind(this),this._loader.onComplete=this._onLoaderComplete.bind(this),this._loader.onError=this._onLoaderError.bind(this)},e.prototype.open=function(e){this._currentRange={from:0,to:-1},e&&(this._currentRange.from=e),this._speedSampler.reset(),e||(this._fullRequestFlag=!0),this._loader.open(this._dataSource,Object.assign({},this._currentRange))},e.prototype.abort=function(){this._loader.abort(),this._paused&&(this._paused=!1,this._resumeFrom=0)},e.prototype.pause=function(){this.isWorking()&&(this._loader.abort(),0!==this._stashUsed?(this._resumeFrom=this._stashByteStart,this._currentRange.to=this._stashByteStart-1):this._resumeFrom=this._currentRange.to+1,this._stashUsed=0,this._stashByteStart=0,this._paused=!0)},e.prototype.resume=function(){if(this._paused){this._paused=!1;var e=this._resumeFrom;this._resumeFrom=0,this._internalSeek(e,!0)}},e.prototype.seek=function(e){this._paused=!1,this._stashUsed=0,this._stashByteStart=0,this._internalSeek(e,!0)},e.prototype._internalSeek=function(e,t){this._loader.isWorking()&&this._loader.abort(),this._flushStashBuffer(t),this._loader.destroy(),this._loader=null;var i={from:e,to:-1};this._currentRange={from:i.from,to:-1},this._speedSampler.reset(),this._stashSize=this._stashInitialSize,this._createLoader(),this._loader.open(this._dataSource,i),this._onSeeked&&this._onSeeked()},e.prototype.updateUrl=function(e){if(!e||"string"!=typeof e||0===e.length)throw new u.b("Url must be a non-empty string!");this._dataSource.url=e},e.prototype._expandBuffer=function(e){for(var t=this._stashSize;t+10485760){var n=new Uint8Array(this._stashBuffer,0,this._stashUsed);new Uint8Array(i,0,t).set(n,0)}this._stashBuffer=i,this._bufferSize=t}},e.prototype._normalizeSpeed=function(e){var t=this._speedNormalizeList,i=t.length-1,n=0,r=0,a=i;if(e=t[n]&&e=512&&e<=1024?Math.floor(1.5*e):2*e)>8192&&(t=8192);var i=1024*t+1048576;this._bufferSize0){var a=this._stashBuffer.slice(0,this._stashUsed);(l=this._dispatchChunks(a,this._stashByteStart))0&&(h=new Uint8Array(a,l),o.set(h,0),this._stashUsed=h.byteLength,this._stashByteStart+=l):(this._stashUsed=0,this._stashByteStart+=l),this._stashUsed+e.byteLength>this._bufferSize&&(this._expandBuffer(this._stashUsed+e.byteLength),o=new Uint8Array(this._stashBuffer,0,this._bufferSize)),o.set(new Uint8Array(e),this._stashUsed),this._stashUsed+=e.byteLength}else(l=this._dispatchChunks(e,t))this._bufferSize&&(this._expandBuffer(s),o=new Uint8Array(this._stashBuffer,0,this._bufferSize)),o.set(new Uint8Array(e,l),0),this._stashUsed+=s,this._stashByteStart=t+l);else if(0===this._stashUsed){var s;(l=this._dispatchChunks(e,t))this._bufferSize&&this._expandBuffer(s),(o=new Uint8Array(this._stashBuffer,0,this._bufferSize)).set(new Uint8Array(e,l),0),this._stashUsed+=s,this._stashByteStart=t+l)}else{var o,l;if(this._stashUsed+e.byteLength>this._bufferSize&&this._expandBuffer(this._stashUsed+e.byteLength),(o=new Uint8Array(this._stashBuffer,0,this._bufferSize)).set(new Uint8Array(e),this._stashUsed),this._stashUsed+=e.byteLength,(l=this._dispatchChunks(this._stashBuffer.slice(0,this._stashUsed),this._stashByteStart))0){var h=new Uint8Array(this._stashBuffer,l);o.set(h,0)}this._stashUsed-=l,this._stashByteStart+=l}}},e.prototype._flushStashBuffer=function(e){if(this._stashUsed>0){var t=this._stashBuffer.slice(0,this._stashUsed),i=this._dispatchChunks(t,this._stashByteStart),n=t.byteLength-i;if(i0){var a=new Uint8Array(this._stashBuffer,0,this._bufferSize),s=new Uint8Array(t,i);a.set(s,0),this._stashUsed=s.byteLength,this._stashByteStart+=i}return 0}r.a.w(this.TAG,n+" bytes unconsumed data remain when flush buffer, dropped")}return this._stashUsed=0,this._stashByteStart=0,n}return 0},e.prototype._onLoaderComplete=function(e,t){this._flushStashBuffer(!0),this._onComplete&&this._onComplete(this._extraData)},e.prototype._onLoaderError=function(e,t){switch(r.a.e(this.TAG,"Loader error, code = "+t.code+", msg = "+t.msg),this._flushStashBuffer(!1),this._isEarlyEofReconnecting&&(this._isEarlyEofReconnecting=!1,e=s.b.UNRECOVERABLE_EARLY_EOF),e){case s.b.EARLY_EOF:if(!this._config.isLive&&this._totalLength){var i=this._currentRange.to+1;return void(i0}),!1)}e.exports=function(e,t){t=t||{};var r={main:i.m},o=t.all?{main:Object.keys(r.main)}:function(e,t){for(var i={main:[t]},n={main:[]},r={main:{}};s(i);)for(var o=Object.keys(i),u=0;u1)for(var i=1;i0&&(n+=";codecs="+i.codec);var r=!1;if(d.a.v(this.TAG,"Received Initialization Segment, mimeType: "+n),this._lastInitSegments[i.type]=i,n!==this._mimeTypes[i.type]){if(this._mimeTypes[i.type])d.a.v(this.TAG,"Notice: "+i.type+" mimeType changed, origin: "+this._mimeTypes[i.type]+", target: "+n);else{r=!0;try{var a=this._sourceBuffers[i.type]=this._mediaSource.addSourceBuffer(n);a.addEventListener("error",this.e.onSourceBufferError),a.addEventListener("updateend",this.e.onSourceBufferUpdateEnd)}catch(e){return d.a.e(this.TAG,e.message),void this._emitter.emit(S,{code:e.code,msg:e.message})}}this._mimeTypes[i.type]=n}t||this._pendingSegments[i.type].push(i),r||this._sourceBuffers[i.type]&&!this._sourceBuffers[i.type].updating&&this._doAppendSegments(),c.a.safari&&"audio/mpeg"===i.container&&i.mediaDuration>0&&(this._requireSetMediaDuration=!0,this._pendingMediaDuration=i.mediaDuration/1e3,this._updateMediaSourceDuration())},e.prototype.appendMediaSegment=function(e){var t=e;this._pendingSegments[t.type].push(t),this._config.autoCleanupSourceBuffer&&this._needCleanupSourceBuffer()&&this._doCleanupSourceBuffer();var i=this._sourceBuffers[t.type];!i||i.updating||this._hasPendingRemoveRanges()||this._doAppendSegments()},e.prototype.seek=function(e){for(var t in this._sourceBuffers)if(this._sourceBuffers[t]){var i=this._sourceBuffers[t];if("open"===this._mediaSource.readyState)try{i.abort()}catch(e){d.a.e(this.TAG,e.message)}this._idrList.clear();var n=this._pendingSegments[t];if(n.splice(0,n.length),"closed"!==this._mediaSource.readyState){for(var r=0;r=1&&e-n.start(0)>=this._config.autoCleanupMaxBackwardDuration)return!0}}return!1},e.prototype._doCleanupSourceBuffer=function(){var e=this._mediaElement.currentTime;for(var t in this._sourceBuffers){var i=this._sourceBuffers[t];if(i){for(var n=i.buffered,r=!1,a=0;a=this._config.autoCleanupMaxBackwardDuration){r=!0;var u=e-this._config.autoCleanupMinBackwardDuration;this._pendingRemoveRanges[t].push({start:s,end:u})}}else o0&&(isNaN(t)||i>t)&&(d.a.v(this.TAG,"Update MediaSource duration from "+t+" to "+i),this._mediaSource.duration=i),this._requireSetMediaDuration=!1,this._pendingMediaDuration=0}},e.prototype._doRemoveRanges=function(){for(var e in this._pendingRemoveRanges)if(this._sourceBuffers[e]&&!this._sourceBuffers[e].updating)for(var t=this._sourceBuffers[e],i=this._pendingRemoveRanges[e];i.length&&!t.updating;){var n=i.shift();t.remove(n.start,n.end)}},e.prototype._doAppendSegments=function(){var e=this._pendingSegments;for(var t in e)if(this._sourceBuffers[t]&&!this._sourceBuffers[t].updating&&e[t].length>0){var i=e[t].shift();if(i.timestampOffset){var n=this._sourceBuffers[t].timestampOffset,r=i.timestampOffset/1e3;Math.abs(n-r)>.1&&(d.a.v(this.TAG,"Update MPEG audio timestampOffset from "+n+" to "+r),this._sourceBuffers[t].timestampOffset=r),delete i.timestampOffset}if(!i.data||0===i.data.byteLength)continue;try{this._sourceBuffers[t].appendBuffer(i.data),this._isBufferFull=!1,"video"===t&&i.hasOwnProperty("info")&&this._idrList.appendArray(i.info.syncPoints)}catch(e){this._pendingSegments[t].unshift(i),22===e.code?(this._isBufferFull||this._emitter.emit(w),this._isBufferFull=!0):(d.a.e(this.TAG,e.message),this._emitter.emit(S,{code:e.code,msg:e.message}))}}},e.prototype._onSourceOpen=function(){if(d.a.v(this.TAG,"MediaSource onSourceOpen"),this._mediaSource.removeEventListener("sourceopen",this.e.onSourceOpen),this._pendingSourceBufferInit.length>0)for(var e=this._pendingSourceBufferInit;e.length;){var t=e.shift();this.appendInitSegment(t,!0)}this._hasPendingSegments()&&this._doAppendSegments(),this._emitter.emit(T)},e.prototype._onSourceEnded=function(){d.a.v(this.TAG,"MediaSource onSourceEnded")},e.prototype._onSourceClose=function(){d.a.v(this.TAG,"MediaSource onSourceClose"),this._mediaSource&&null!=this.e&&(this._mediaSource.removeEventListener("sourceopen",this.e.onSourceOpen),this._mediaSource.removeEventListener("sourceended",this.e.onSourceEnded),this._mediaSource.removeEventListener("sourceclose",this.e.onSourceClose))},e.prototype._hasPendingSegments=function(){var e=this._pendingSegments;return e.video.length>0||e.audio.length>0},e.prototype._hasPendingRemoveRanges=function(){var e=this._pendingRemoveRanges;return e.video.length>0||e.audio.length>0},e.prototype._onSourceBufferUpdateEnd=function(){this._requireSetMediaDuration?this._updateMediaSourceDuration():this._hasPendingRemoveRanges()?this._doRemoveRanges():this._hasPendingSegments()?this._doAppendSegments():this._hasPendingEos&&this.endOfStream(),this._emitter.emit(E)},e.prototype._onSourceBufferError=function(e){d.a.e(this.TAG,"SourceBuffer Error: "+e)},e}(),P=i(5),I={NETWORK_ERROR:"NetworkError",MEDIA_ERROR:"MediaError",OTHER_ERROR:"OtherError"},L={NETWORK_EXCEPTION:u.b.EXCEPTION,NETWORK_STATUS_CODE_INVALID:u.b.HTTP_STATUS_CODE_INVALID,NETWORK_TIMEOUT:u.b.CONNECTING_TIMEOUT,NETWORK_UNRECOVERABLE_EARLY_EOF:u.b.UNRECOVERABLE_EARLY_EOF,MEDIA_MSE_ERROR:"MediaMSEError",MEDIA_FORMAT_ERROR:P.a.FORMAT_ERROR,MEDIA_FORMAT_UNSUPPORTED:P.a.FORMAT_UNSUPPORTED,MEDIA_CODEC_UNSUPPORTED:P.a.CODEC_UNSUPPORTED},x=function(){function e(e,t){this.TAG="MSEPlayer",this._type="MSEPlayer",this._emitter=new h.a,this._config=s(),"object"==typeof t&&Object.assign(this._config,t);var i=e.type.toLowerCase();if("mse"!==i&&"mpegts"!==i&&"m2ts"!==i&&"flv"!==i)throw new C.b("MSEPlayer requires an mpegts/m2ts/flv MediaDataSource input!");!0===e.isLive&&(this._config.isLive=!0),this.e={onvLoadedMetadata:this._onvLoadedMetadata.bind(this),onvSeeking:this._onvSeeking.bind(this),onvCanPlay:this._onvCanPlay.bind(this),onvStalled:this._onvStalled.bind(this),onvProgress:this._onvProgress.bind(this)},self.performance&&self.performance.now?this._now=self.performance.now.bind(self.performance):this._now=Date.now,this._pendingSeekTime=null,this._requestSetTime=!1,this._seekpointRecord=null,this._progressChecker=null,this._mediaDataSource=e,this._mediaElement=null,this._msectl=null,this._transmuxer=null,this._mseSourceOpened=!1,this._hasPendingLoad=!1,this._receivedCanPlay=!1,this._mediaInfo=null,this._statisticsInfo=null;var n=c.a.chrome&&(c.a.version.major<50||50===c.a.version.major&&c.a.version.build<2661);this._alwaysSeekKeyframe=!!(n||c.a.msedge||c.a.msie),this._alwaysSeekKeyframe&&(this._config.accurateSeek=!1)}return e.prototype.destroy=function(){null!=this._progressChecker&&(window.clearInterval(this._progressChecker),this._progressChecker=null),this._transmuxer&&this.unload(),this._mediaElement&&this.detachMediaElement(),this.e=null,this._mediaDataSource=null,this._emitter.removeAllListeners(),this._emitter=null},e.prototype.on=function(e,t){var i=this;e===f.MEDIA_INFO?null!=this._mediaInfo&&Promise.resolve().then((function(){i._emitter.emit(f.MEDIA_INFO,i.mediaInfo)})):e===f.STATISTICS_INFO&&null!=this._statisticsInfo&&Promise.resolve().then((function(){i._emitter.emit(f.STATISTICS_INFO,i.statisticsInfo)})),this._emitter.addListener(e,t)},e.prototype.off=function(e,t){this._emitter.removeListener(e,t)},e.prototype.attachMediaElement=function(e){var t=this;if(this._mediaElement=e,e.addEventListener("loadedmetadata",this.e.onvLoadedMetadata),e.addEventListener("seeking",this.e.onvSeeking),e.addEventListener("canplay",this.e.onvCanPlay),e.addEventListener("stalled",this.e.onvStalled),e.addEventListener("progress",this.e.onvProgress),this._msectl=new k(this._config),this._msectl.on(E,this._onmseUpdateEnd.bind(this)),this._msectl.on(w,this._onmseBufferFull.bind(this)),this._msectl.on(T,(function(){t._mseSourceOpened=!0,t._hasPendingLoad&&(t._hasPendingLoad=!1,t.load())})),this._msectl.on(S,(function(e){t._emitter.emit(f.ERROR,I.MEDIA_ERROR,L.MEDIA_MSE_ERROR,e)})),this._msectl.attachMediaElement(e),null!=this._pendingSeekTime)try{e.currentTime=this._pendingSeekTime,this._pendingSeekTime=null}catch(e){}},e.prototype.detachMediaElement=function(){this._mediaElement&&(this._msectl.detachMediaElement(),this._mediaElement.removeEventListener("loadedmetadata",this.e.onvLoadedMetadata),this._mediaElement.removeEventListener("seeking",this.e.onvSeeking),this._mediaElement.removeEventListener("canplay",this.e.onvCanPlay),this._mediaElement.removeEventListener("stalled",this.e.onvStalled),this._mediaElement.removeEventListener("progress",this.e.onvProgress),this._mediaElement=null),this._msectl&&(this._msectl.destroy(),this._msectl=null)},e.prototype.load=function(){var e=this;if(!this._mediaElement)throw new C.a("HTMLMediaElement must be attached before load()!");if(this._transmuxer)throw new C.a("MSEPlayer.load() has been called, please call unload() first!");this._hasPendingLoad||(this._config.deferLoadAfterSourceOpen&&!1===this._mseSourceOpened?this._hasPendingLoad=!0:(this._mediaElement.readyState>0&&(this._requestSetTime=!0,this._mediaElement.currentTime=0),this._transmuxer=new b(this._mediaDataSource,this._config),this._transmuxer.on(v.a.INIT_SEGMENT,(function(t,i){e._msectl.appendInitSegment(i)})),this._transmuxer.on(v.a.MEDIA_SEGMENT,(function(t,i){if(e._msectl.appendMediaSegment(i),e._config.lazyLoad&&!e._config.isLive){var n=e._mediaElement.currentTime;i.info.endDts>=1e3*(n+e._config.lazyLoadMaxDuration)&&null==e._progressChecker&&(d.a.v(e.TAG,"Maximum buffering duration exceeded, suspend transmuxing task"),e._suspendTransmuxer())}})),this._transmuxer.on(v.a.LOADING_COMPLETE,(function(){e._msectl.endOfStream(),e._emitter.emit(f.LOADING_COMPLETE)})),this._transmuxer.on(v.a.RECOVERED_EARLY_EOF,(function(){e._emitter.emit(f.RECOVERED_EARLY_EOF)})),this._transmuxer.on(v.a.IO_ERROR,(function(t,i){e._emitter.emit(f.ERROR,I.NETWORK_ERROR,t,i)})),this._transmuxer.on(v.a.DEMUX_ERROR,(function(t,i){e._emitter.emit(f.ERROR,I.MEDIA_ERROR,t,{code:-1,msg:i})})),this._transmuxer.on(v.a.MEDIA_INFO,(function(t){e._mediaInfo=t,e._emitter.emit(f.MEDIA_INFO,Object.assign({},t))})),this._transmuxer.on(v.a.METADATA_ARRIVED,(function(t){e._emitter.emit(f.METADATA_ARRIVED,t)})),this._transmuxer.on(v.a.SCRIPTDATA_ARRIVED,(function(t){e._emitter.emit(f.SCRIPTDATA_ARRIVED,t)})),this._transmuxer.on(v.a.TIMED_ID3_METADATA_ARRIVED,(function(t){e._emitter.emit(f.TIMED_ID3_METADATA_ARRIVED,t)})),this._transmuxer.on(v.a.PES_PRIVATE_DATA_DESCRIPTOR,(function(t){e._emitter.emit(f.PES_PRIVATE_DATA_DESCRIPTOR,t)})),this._transmuxer.on(v.a.PES_PRIVATE_DATA_ARRIVED,(function(t){e._emitter.emit(f.PES_PRIVATE_DATA_ARRIVED,t)})),this._transmuxer.on(v.a.STATISTICS_INFO,(function(t){e._statisticsInfo=e._fillStatisticsInfo(t),e._emitter.emit(f.STATISTICS_INFO,Object.assign({},e._statisticsInfo))})),this._transmuxer.on(v.a.RECOMMEND_SEEKPOINT,(function(t){e._mediaElement&&!e._config.accurateSeek&&(e._requestSetTime=!0,e._mediaElement.currentTime=t/1e3)})),this._transmuxer.open()))},e.prototype.unload=function(){this._mediaElement&&this._mediaElement.pause(),this._msectl&&this._msectl.seek(0),this._transmuxer&&(this._transmuxer.close(),this._transmuxer.destroy(),this._transmuxer=null)},e.prototype.play=function(){return this._mediaElement.play()},e.prototype.pause=function(){this._mediaElement.pause()},Object.defineProperty(e.prototype,"type",{get:function(){return this._type},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"buffered",{get:function(){return this._mediaElement.buffered},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"duration",{get:function(){return this._mediaElement.duration},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"volume",{get:function(){return this._mediaElement.volume},set:function(e){this._mediaElement.volume=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"muted",{get:function(){return this._mediaElement.muted},set:function(e){this._mediaElement.muted=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"currentTime",{get:function(){return this._mediaElement?this._mediaElement.currentTime:0},set:function(e){this._mediaElement?this._internalSeek(e):this._pendingSeekTime=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"mediaInfo",{get:function(){return Object.assign({},this._mediaInfo)},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"statisticsInfo",{get:function(){return null==this._statisticsInfo&&(this._statisticsInfo={}),this._statisticsInfo=this._fillStatisticsInfo(this._statisticsInfo),Object.assign({},this._statisticsInfo)},enumerable:!1,configurable:!0}),e.prototype._fillStatisticsInfo=function(e){if(e.playerType=this._type,!(this._mediaElement instanceof HTMLVideoElement))return e;var t=!0,i=0,n=0;if(this._mediaElement.getVideoPlaybackQuality){var r=this._mediaElement.getVideoPlaybackQuality();i=r.totalVideoFrames,n=r.droppedVideoFrames}else null!=this._mediaElement.webkitDecodedFrameCount?(i=this._mediaElement.webkitDecodedFrameCount,n=this._mediaElement.webkitDroppedFrameCount):t=!1;return t&&(e.decodedFrames=i,e.droppedFrames=n),e},e.prototype._onmseUpdateEnd=function(){var e=this._mediaElement.buffered,t=this._mediaElement.currentTime;if(this._config.isLive&&this._config.liveBufferLatencyChasing&&e.length>0&&!this._mediaElement.paused){var i=e.end(e.length-1);if(i>this._config.liveBufferLatencyMaxLatency&&i-t>this._config.liveBufferLatencyMaxLatency){var n=i-this._config.liveBufferLatencyMinRemain;this.currentTime=n}}if(this._config.lazyLoad&&!this._config.isLive){for(var r=0,a=0;a=t+this._config.lazyLoadMaxDuration&&null==this._progressChecker&&(d.a.v(this.TAG,"Maximum buffering duration exceeded, suspend transmuxing task"),this._suspendTransmuxer())}},e.prototype._onmseBufferFull=function(){d.a.v(this.TAG,"MSE SourceBuffer is full, suspend transmuxing task"),null==this._progressChecker&&this._suspendTransmuxer()},e.prototype._suspendTransmuxer=function(){this._transmuxer&&(this._transmuxer.pause(),null==this._progressChecker&&(this._progressChecker=window.setInterval(this._checkProgressAndResume.bind(this),1e3)))},e.prototype._checkProgressAndResume=function(){for(var e=this._mediaElement.currentTime,t=this._mediaElement.buffered,i=!1,n=0;n=r&&e=a-this._config.lazyLoadRecoverDuration&&(i=!0);break}}i&&(window.clearInterval(this._progressChecker),this._progressChecker=null,i&&(d.a.v(this.TAG,"Continue loading from paused position"),this._transmuxer.resume()))},e.prototype._isTimepointBuffered=function(e){for(var t=this._mediaElement.buffered,i=0;i=n&&e0){var r=this._mediaElement.buffered.start(0);(r<1&&e0&&t.currentTime0){var n=i.start(0);if(n<1&&t0&&(this._mediaElement.currentTime=0),this._mediaElement.preload="auto",this._mediaElement.load(),this._statisticsReporter=window.setInterval(this._reportStatisticsInfo.bind(this),this._config.statisticsInfoReportInterval)},e.prototype.unload=function(){this._mediaElement&&(this._mediaElement.src="",this._mediaElement.removeAttribute("src")),null!=this._statisticsReporter&&(window.clearInterval(this._statisticsReporter),this._statisticsReporter=null)},e.prototype.play=function(){return this._mediaElement.play()},e.prototype.pause=function(){this._mediaElement.pause()},Object.defineProperty(e.prototype,"type",{get:function(){return this._type},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"buffered",{get:function(){return this._mediaElement.buffered},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"duration",{get:function(){return this._mediaElement.duration},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"volume",{get:function(){return this._mediaElement.volume},set:function(e){this._mediaElement.volume=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"muted",{get:function(){return this._mediaElement.muted},set:function(e){this._mediaElement.muted=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"currentTime",{get:function(){return this._mediaElement?this._mediaElement.currentTime:0},set:function(e){this._mediaElement?this._mediaElement.currentTime=e:this._pendingSeekTime=e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"mediaInfo",{get:function(){var e={mimeType:(this._mediaElement instanceof HTMLAudioElement?"audio/":"video/")+this._mediaDataSource.type};return this._mediaElement&&(e.duration=Math.floor(1e3*this._mediaElement.duration),this._mediaElement instanceof HTMLVideoElement&&(e.width=this._mediaElement.videoWidth,e.height=this._mediaElement.videoHeight)),e},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"statisticsInfo",{get:function(){var e={playerType:this._type,url:this._mediaDataSource.url};if(!(this._mediaElement instanceof HTMLVideoElement))return e;var t=!0,i=0,n=0;if(this._mediaElement.getVideoPlaybackQuality){var r=this._mediaElement.getVideoPlaybackQuality();i=r.totalVideoFrames,n=r.droppedVideoFrames}else null!=this._mediaElement.webkitDecodedFrameCount?(i=this._mediaElement.webkitDecodedFrameCount,n=this._mediaElement.webkitDroppedFrameCount):t=!1;return t&&(e.decodedFrames=i,e.droppedFrames=n),e},enumerable:!1,configurable:!0}),e.prototype._onvLoadedMetadata=function(e){null!=this._pendingSeekTime&&(this._mediaElement.currentTime=this._pendingSeekTime,this._pendingSeekTime=null),this._emitter.emit(f.MEDIA_INFO,this.mediaInfo)},e.prototype._reportStatisticsInfo=function(){this._emitter.emit(f.STATISTICS_INFO,this.statisticsInfo)},e}();n.a.install();var D={createPlayer:function(e,t){var i=e;if(null==i||"object"!=typeof i)throw new C.b("MediaDataSource must be an javascript object!");if(!i.hasOwnProperty("type"))throw new C.b("MediaDataSource must has type field to indicate video file type!");switch(i.type){case"mse":case"mpegts":case"m2ts":case"flv":return new x(i,t);default:return new R(i,t)}},isSupported:function(){return o.supportMSEH264Playback()},getFeatureList:function(){return o.getFeatureList()}};D.BaseLoader=u.a,D.LoaderStatus=u.c,D.LoaderErrors=u.b,D.Events=f,D.ErrorTypes=I,D.ErrorDetails=L,D.MSEPlayer=x,D.NativePlayer=R,D.LoggingControl=_.a,Object.defineProperty(D,"version",{enumerable:!0,get:function(){return"1.6.10"}}),t.default=D}])},"object"==typeof i&&"object"==typeof t?t.exports=r():"function"==typeof define&&define.amd?define([],r):"object"==typeof i?i.mpegts=r():n.mpegts=r()},{}],42:[function(e,t,i){var n=Math.pow(2,32);t.exports=function(e){var t=new DataView(e.buffer,e.byteOffset,e.byteLength),i={version:e[0],flags:new Uint8Array(e.subarray(1,4)),references:[],referenceId:t.getUint32(4),timescale:t.getUint32(8)},r=12;0===i.version?(i.earliestPresentationTime=t.getUint32(r),i.firstOffset=t.getUint32(r+4),r+=8):(i.earliestPresentationTime=t.getUint32(r)*n+t.getUint32(r+4),i.firstOffset=t.getUint32(r+8)*n+t.getUint32(r+12),r+=16),r+=2;var a=t.getUint16(r);for(r+=2;a>0;r+=12,a--)i.references.push({referenceType:(128&e[r])>>>7,referencedSize:2147483647&t.getUint32(r),subsegmentDuration:t.getUint32(r+4),startsWithSap:!!(128&e[r+8]),sapType:(112&e[r+8])>>>4,sapDeltaTime:268435455&t.getUint32(r+8)});return i}},{}],43:[function(e,t,i){var n,r,a,s,o,u,l;n=function(e){return 9e4*e},r=function(e,t){return e*t},a=function(e){return e/9e4},s=function(e,t){return e/t},o=function(e,t){return n(s(e,t))},u=function(e,t){return r(a(e),t)},l=function(e,t,i){return a(i?e:e-t)},t.exports={ONE_SECOND_IN_TS:9e4,secondsToVideoTs:n,secondsToAudioTs:r,videoTsToSeconds:a,audioTsToSeconds:s,audioTsToVideoTs:o,videoTsToAudioTs:u,metadataTsToSeconds:l}},{}],44:[function(e,t,i){var n,r,a=t.exports={};function s(){throw new Error("setTimeout has not been defined")}function o(){throw new Error("clearTimeout has not been defined")}function u(e){if(n===setTimeout)return setTimeout(e,0);if((n===s||!n)&&setTimeout)return n=setTimeout,setTimeout(e,0);try{return n(e,0)}catch(t){try{return n.call(null,e,0)}catch(t){return n.call(this,e,0)}}}!function(){try{n="function"==typeof setTimeout?setTimeout:s}catch(e){n=s}try{r="function"==typeof clearTimeout?clearTimeout:o}catch(e){r=o}}();var l,h=[],d=!1,c=-1;function f(){d&&l&&(d=!1,l.length?h=l.concat(h):c=-1,h.length&&p())}function p(){if(!d){var e=u(f);d=!0;for(var t=h.length;t;){for(l=h,h=[];++c1)for(var i=1;i
+ * Copyright Brightcove, Inc.
+ * Available under Apache License Version 2.0
+ *
+ *
+ * Includes vtt.js
+ * Available under Apache License Version 2.0
+ *
+ */
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C.default.cancelAnimationFrame,Kt.registerComponent("Component",Kt),Zt.prototype.code=0,Zt.prototype.message="",Zt.prototype.status=null,Zt.errorTypes=["MEDIA_ERR_CUSTOM","MEDIA_ERR_ABORTED","MEDIA_ERR_NETWORK","MEDIA_ERR_DECODE","MEDIA_ERR_SRC_NOT_SUPPORTED","MEDIA_ERR_ENCRYPTED"],Zt.defaultMessages={1:"You aborted the media playback",2:"A network error caused the media download to fail part-way.",3:"The media playback was aborted due to a corruption problem or because the media used features your browser did not support.",4:"The media could not be loaded, either because the server or network failed or because the format is not supported.",5:"The media is encrypted and we do not have the keys to decrypt it."};for(var ei=0;ei=0;n--)if(t[n].enabled){li(t,t[n]);break}return(i=e.call(this,t)||this).changing_=!1,i}L.default(t,e);var i=t.prototype;return i.addTrack=function(t){var i=this;t.enabled&&li(this,t),e.prototype.addTrack.call(this,t),t.addEventListener&&(t.enabledChange_=function(){i.changing_||(i.changing_=!0,li(i,t),i.changing_=!1,i.trigger("change"))},t.addEventListener("enabledchange",t.enabledChange_))},i.removeTrack=function(t){e.prototype.removeTrack.call(this,t),t.removeEventListener&&t.enabledChange_&&(t.removeEventListener("enabledchange",t.enabledChange_),t.enabledChange_=null)},t}(oi),di=function(e,t){for(var i=0;i=0;n--)if(t[n].selected){di(t,t[n]);break}return(i=e.call(this,t)||this).changing_=!1,Object.defineProperty(I.default(i),"selectedIndex",{get:function(){for(var e=0;e0&&(C.default.console&&C.default.console.groupCollapsed&&C.default.console.groupCollapsed("Text Track parsing errors for "+t.src),n.forEach((function(e){return K.error(e)})),C.default.console&&C.default.console.groupEnd&&C.default.console.groupEnd()),i.flush()},ki=function(e,t){var i={uri:e},n=wi(e);n&&(i.cors=n);var r="use-credentials"===t.tech_.crossOrigin();r&&(i.withCredentials=r),D.default(i,Ct(this,(function(e,i,n){if(e)return K.error(e,i);t.loaded_=!0,"function"!=typeof C.default.WebVTT?t.tech_&&t.tech_.any(["vttjsloaded","vttjserror"],(function(e){if("vttjserror"!==e.type)return Ci(n,t);K.error("vttjs failed to load, stopping trying to process "+t.src)})):Ci(n,t)})))},Pi=function(e){function t(t){var i;if(void 0===t&&(t={}),!t.tech)throw new Error("A tech was not provided.");var n=zt(t,{kind:vi[t.kind]||"subtitles",language:t.language||t.srclang||""}),r=yi[n.mode]||"disabled",a=n.default;"metadata"!==n.kind&&"chapters"!==n.kind||(r="hidden"),(i=e.call(this,n)||this).tech_=n.tech,i.cues_=[],i.activeCues_=[],i.preload_=!1!==i.tech_.preloadTextTracks;var s=new mi(i.cues_),o=new mi(i.activeCues_),u=!1,l=Ct(I.default(i),(function(){this.tech_.isReady_&&!this.tech_.isDisposed()&&(this.activeCues=this.activeCues,u&&(this.trigger("cuechange"),u=!1))}));return i.tech_.one("dispose",(function(){i.tech_.off("timeupdate",l)})),"disabled"!==r&&i.tech_.on("timeupdate",l),Object.defineProperties(I.default(i),{default:{get:function(){return a},set:function(){}},mode:{get:function(){return r},set:function(e){yi[e]&&r!==e&&(r=e,this.preload_||"disabled"===r||0!==this.cues.length||ki(this.src,this),this.tech_.off("timeupdate",l),"disabled"!==r&&this.tech_.on("timeupdate",l),this.trigger("modechange"))}},cues:{get:function(){return this.loaded_?s:null},set:function(){}},activeCues:{get:function(){if(!this.loaded_)return null;if(0===this.cues.length)return o;for(var e=this.tech_.currentTime(),t=[],i=0,n=this.cues.length;i=e||r.startTime===r.endTime&&r.startTime<=e&&r.startTime+.5>=e)&&t.push(r)}if(u=!1,t.length!==this.activeCues_.length)u=!0;else for(var a=0;a0)return void this.trigger("vttjsloaded");var t=k.default.createElement("script");t.src=this.options_["vtt.js"]||"https://vjs.zencdn.net/vttjs/0.14.1/vtt.min.js",t.onload=function(){e.trigger("vttjsloaded")},t.onerror=function(){e.trigger("vttjserror")},this.on("dispose",(function(){t.onload=null,t.onerror=null})),C.default.WebVTT=!0,this.el().parentNode.appendChild(t)}else this.ready(this.addWebVttScript_)},i.emulateTextTracks=function(){var e=this,t=this.textTracks(),i=this.remoteTextTracks(),n=function(e){return t.addTrack(e.track)},r=function(e){return t.removeTrack(e.track)};i.on("addtrack",n),i.on("removetrack",r),this.addWebVttScript_();var a=function(){return e.trigger("texttrackchange")},s=function(){a();for(var e=0;e=0;r--){var a=e[r];a[t]&&a[t](n,i)}}(e,i,o,s),o}var Vi={buffered:1,currentTime:1,duration:1,muted:1,played:1,paused:1,seekable:1,volume:1,ended:1},Hi={setCurrentTime:1,setMuted:1,setVolume:1},zi={play:1,pause:1};function Gi(e){return function(t,i){return t===Bi?Bi:i[e]?i[e](t):t}}var Wi={opus:"video/ogg",ogv:"video/ogg",mp4:"video/mp4",mov:"video/mp4",m4v:"video/mp4",mkv:"video/x-matroska",m4a:"audio/mp4",mp3:"audio/mpeg",aac:"audio/aac",caf:"audio/x-caf",flac:"audio/flac",oga:"audio/ogg",wav:"audio/wav",m3u8:"application/x-mpegURL",jpg:"image/jpeg",jpeg:"image/jpeg",gif:"image/gif",png:"image/png",svg:"image/svg+xml",webp:"image/webp"},Yi=function(e){void 0===e&&(e="");var t=Ei(e);return Wi[t.toLowerCase()]||""};function qi(e){if(!e.type){var t=Yi(e.src);t&&(e.type=t)}return e}var Ki=function(e){function t(t,i,n){var r,a=zt({createEl:!1},i);if(r=e.call(this,t,a,n)||this,i.playerOptions.sources&&0!==i.playerOptions.sources.length)t.src(i.playerOptions.sources);else for(var s=0,o=i.playerOptions.techOrder;s0;!this.player_.tech(!0)||(_e||fe)&&t||this.player_.tech(!0).focus(),this.player_.paused()?ii(this.player_.play()):this.player_.pause()}},t}(Xi);Kt.registerComponent("PosterImage",Qi);var $i={monospace:"monospace",sansSerif:"sans-serif",serif:"serif",monospaceSansSerif:'"Andale Mono", "Lucida Console", monospace',monospaceSerif:'"Courier New", monospace',proportionalSansSerif:"sans-serif",proportionalSerif:"serif",casual:'"Comic Sans MS", Impact, fantasy',script:'"Monotype Corsiva", cursive',smallcaps:'"Andale Mono", "Lucida Console", monospace, sans-serif'};function Ji(e,t){var i;if(4===e.length)i=e[1]+e[1]+e[2]+e[2]+e[3]+e[3];else{if(7!==e.length)throw new Error("Invalid color code provided, "+e+"; must be formatted as e.g. #f0e or #f604e2.");i=e.slice(1)}return"rgba("+parseInt(i.slice(0,2),16)+","+parseInt(i.slice(2,4),16)+","+parseInt(i.slice(4,6),16)+","+t+")"}function Zi(e,t,i){try{e.style[t]=i}catch(e){return}}var en=function(e){function t(t,i,n){var r;r=e.call(this,t,i,n)||this;var a=function(e){return r.updateDisplay(e)};return t.on("loadstart",(function(e){return r.toggleDisplay(e)})),t.on("texttrackchange",a),t.on("loadedmetadata",(function(e){return r.preselectTrack(e)})),t.ready(Ct(I.default(r),(function(){if(t.tech_&&t.tech_.featuresNativeTextTracks)this.hide();else{t.on("fullscreenchange",a),t.on("playerresize",a),C.default.addEventListener("orientationchange",a),t.on("dispose",(function(){return C.default.removeEventListener("orientationchange",a)}));for(var e=this.options_.playerOptions.tracks||[],i=0;i0;return ii(t),void(!this.player_.tech(!0)||(_e||fe)&&i||this.player_.tech(!0).focus())}var n=this.player_.getChild("controlBar"),r=n&&n.getChild("playToggle");if(r){var a=function(){return r.focus()};ti(t)?t.then(a,(function(){})):this.setTimeout(a,1)}else this.player_.tech(!0).focus()},i.handleKeyDown=function(t){this.mouseused_=!1,e.prototype.handleKeyDown.call(this,t)},i.handleMouseDown=function(e){this.mouseused_=!0},t}(nn);rn.prototype.controlText_="Play Video",Kt.registerComponent("BigPlayButton",rn);var an=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).controlText(i&&i.controlText||n.localize("Close")),n}L.default(t,e);var i=t.prototype;return i.buildCSSClass=function(){return"vjs-close-button "+e.prototype.buildCSSClass.call(this)},i.handleClick=function(e){this.trigger({type:"close",bubbles:!1})},i.handleKeyDown=function(t){R.default.isEventKey(t,"Esc")?(t.preventDefault(),t.stopPropagation(),this.trigger("click")):e.prototype.handleKeyDown.call(this,t)},t}(nn);Kt.registerComponent("CloseButton",an);var sn=function(e){function t(t,i){var n;return void 0===i&&(i={}),n=e.call(this,t,i)||this,i.replay=void 0===i.replay||i.replay,n.on(t,"play",(function(e){return n.handlePlay(e)})),n.on(t,"pause",(function(e){return n.handlePause(e)})),i.replay&&n.on(t,"ended",(function(e){return n.handleEnded(e)})),n}L.default(t,e);var i=t.prototype;return i.buildCSSClass=function(){return"vjs-play-control 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i=Math.floor(e%60),n=Math.floor(e/60%60),r=Math.floor(e/3600),a=Math.floor(t/60%60),s=Math.floor(t/3600);return(isNaN(e)||e===1/0)&&(r=n=i="-"),(r=r>0||s>0?r+":":"")+(n=((r||a>=10)&&n<10?"0"+n:n)+":")+(i=i<10?"0"+i:i)},un=on;function ln(e,t){return void 0===t&&(t=e),un(e,t)}var hn=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).on(t,["timeupdate","ended"],(function(e){return n.updateContent(e)})),n.updateTextNode_(),n}L.default(t,e);var i=t.prototype;return i.createEl=function(){var t=this.buildCSSClass(),i=e.prototype.createEl.call(this,"div",{className:t+" vjs-time-control vjs-control"}),n=xe("span",{className:"vjs-control-text",textContent:this.localize(this.labelText_)+" "},{role:"presentation"});return i.appendChild(n),this.contentEl_=xe("span",{className:t+"-display"},{"aria-live":"off",role:"presentation"}),i.appendChild(this.contentEl_),i},i.dispose=function(){this.contentEl_=null,this.textNode_=null,e.prototype.dispose.call(this)},i.updateTextNode_=function(e){var t=this;void 0===e&&(e=0),e=ln(e),this.formattedTime_!==e&&(this.formattedTime_=e,this.requestNamedAnimationFrame("TimeDisplay#updateTextNode_",(function(){if(t.contentEl_){var e=t.textNode_;e&&t.contentEl_.firstChild!==e&&(e=null,K.warn("TimeDisplay#updateTextnode_: Prevented replacement of text node element since it was no longer a child of this node. Appending a new node instead.")),t.textNode_=k.default.createTextNode(t.formattedTime_),t.textNode_&&(e?t.contentEl_.replaceChild(t.textNode_,e):t.contentEl_.appendChild(t.textNode_))}})))},i.updateContent=function(e){},t}(Kt);hn.prototype.labelText_="Time",hn.prototype.controlText_="Time",Kt.registerComponent("TimeDisplay",hn);var dn=function(e){function t(){return e.apply(this,arguments)||this}L.default(t,e);var i=t.prototype;return i.buildCSSClass=function(){return"vjs-current-time"},i.updateContent=function(e){var t;t=this.player_.ended()?this.player_.duration():this.player_.scrubbing()?this.player_.getCache().currentTime:this.player_.currentTime(),this.updateTextNode_(t)},t}(hn);dn.prototype.labelText_="Current Time",dn.prototype.controlText_="Current Time",Kt.registerComponent("CurrentTimeDisplay",dn);var cn=function(e){function t(t,i){var n,r=function(e){return n.updateContent(e)};return(n=e.call(this,t,i)||this).on(t,"durationchange",r),n.on(t,"loadstart",r),n.on(t,"loadedmetadata",r),n}L.default(t,e);var i=t.prototype;return i.buildCSSClass=function(){return"vjs-duration"},i.updateContent=function(e){var t=this.player_.duration();this.updateTextNode_(t)},t}(hn);cn.prototype.labelText_="Duration",cn.prototype.controlText_="Duration",Kt.registerComponent("DurationDisplay",cn);var fn=function(e){function t(){return e.apply(this,arguments)||this}return L.default(t,e),t.prototype.createEl=function(){var t=e.prototype.createEl.call(this,"div",{className:"vjs-time-control vjs-time-divider"},{"aria-hidden":!0}),i=e.prototype.createEl.call(this,"div"),n=e.prototype.createEl.call(this,"span",{textContent:"/"});return i.appendChild(n),t.appendChild(i),t},t}(Kt);Kt.registerComponent("TimeDivider",fn);var pn=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).on(t,"durationchange",(function(e){return n.updateContent(e)})),n}L.default(t,e);var i=t.prototype;return i.buildCSSClass=function(){return"vjs-remaining-time"},i.createEl=function(){var t=e.prototype.createEl.call(this);return t.insertBefore(xe("span",{},{"aria-hidden":!0},"-"),this.contentEl_),t},i.updateContent=function(e){var t;"number"==typeof this.player_.duration()&&(t=this.player_.ended()?0:this.player_.remainingTimeDisplay?this.player_.remainingTimeDisplay():this.player_.remainingTime(),this.updateTextNode_(t))},t}(hn);pn.prototype.labelText_="Remaining Time",pn.prototype.controlText_="Remaining Time",Kt.registerComponent("RemainingTimeDisplay",pn);var mn=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).updateShowing(),n.on(n.player(),"durationchange",(function(e){return n.updateShowing(e)})),n}L.default(t,e);var i=t.prototype;return i.createEl=function(){var t=e.prototype.createEl.call(this,"div",{className:"vjs-live-control vjs-control"});return this.contentEl_=xe("div",{className:"vjs-live-display"},{"aria-live":"off"}),this.contentEl_.appendChild(xe("span",{className:"vjs-control-text",textContent:this.localize("Stream Type")+" "})),this.contentEl_.appendChild(k.default.createTextNode(this.localize("LIVE"))),t.appendChild(this.contentEl_),t},i.dispose=function(){this.contentEl_=null,e.prototype.dispose.call(this)},i.updateShowing=function(e){this.player().duration()===1/0?this.show():this.hide()},t}(Kt);Kt.registerComponent("LiveDisplay",mn);var _n=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).updateLiveEdgeStatus(),n.player_.liveTracker&&(n.updateLiveEdgeStatusHandler_=function(e){return n.updateLiveEdgeStatus(e)},n.on(n.player_.liveTracker,"liveedgechange",n.updateLiveEdgeStatusHandler_)),n}L.default(t,e);var i=t.prototype;return i.createEl=function(){var t=e.prototype.createEl.call(this,"button",{className:"vjs-seek-to-live-control vjs-control"});return this.textEl_=xe("span",{className:"vjs-seek-to-live-text",textContent:this.localize("LIVE")},{"aria-hidden":"true"}),t.appendChild(this.textEl_),t},i.updateLiveEdgeStatus=function(){!this.player_.liveTracker||this.player_.liveTracker.atLiveEdge()?(this.setAttribute("aria-disabled",!0),this.addClass("vjs-at-live-edge"),this.controlText("Seek to live, currently playing live")):(this.setAttribute("aria-disabled",!1),this.removeClass("vjs-at-live-edge"),this.controlText("Seek to live, currently behind live"))},i.handleClick=function(){this.player_.liveTracker.seekToLiveEdge()},i.dispose=function(){this.player_.liveTracker&&this.off(this.player_.liveTracker,"liveedgechange",this.updateLiveEdgeStatusHandler_),this.textEl_=null,e.prototype.dispose.call(this)},t}(nn);_n.prototype.controlText_="Seek to live, currently playing live",Kt.registerComponent("SeekToLive",_n);var gn=function(e,t,i){return e=Number(e),Math.min(i,Math.max(t,isNaN(e)?t:e))},vn=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).handleMouseDown_=function(e){return n.handleMouseDown(e)},n.handleMouseUp_=function(e){return n.handleMouseUp(e)},n.handleKeyDown_=function(e){return n.handleKeyDown(e)},n.handleClick_=function(e){return n.handleClick(e)},n.handleMouseMove_=function(e){return n.handleMouseMove(e)},n.update_=function(e){return n.update(e)},n.bar=n.getChild(n.options_.barName),n.vertical(!!n.options_.vertical),n.enable(),n}L.default(t,e);var i=t.prototype;return i.enabled=function(){return this.enabled_},i.enable=function(){this.enabled()||(this.on("mousedown",this.handleMouseDown_),this.on("touchstart",this.handleMouseDown_),this.on("keydown",this.handleKeyDown_),this.on("click",this.handleClick_),this.on(this.player_,"controlsvisible",this.update),this.playerEvent&&this.on(this.player_,this.playerEvent,this.update),this.removeClass("disabled"),this.setAttribute("tabindex",0),this.enabled_=!0)},i.disable=function(){if(this.enabled()){var e=this.bar.el_.ownerDocument;this.off("mousedown",this.handleMouseDown_),this.off("touchstart",this.handleMouseDown_),this.off("keydown",this.handleKeyDown_),this.off("click",this.handleClick_),this.off(this.player_,"controlsvisible",this.update_),this.off(e,"mousemove",this.handleMouseMove_),this.off(e,"mouseup",this.handleMouseUp_),this.off(e,"touchmove",this.handleMouseMove_),this.off(e,"touchend",this.handleMouseUp_),this.removeAttribute("tabindex"),this.addClass("disabled"),this.playerEvent&&this.off(this.player_,this.playerEvent,this.update),this.enabled_=!1}},i.createEl=function(t,i,n){return void 0===i&&(i={}),void 0===n&&(n={}),i.className=i.className+" vjs-slider",i=Z({tabIndex:0},i),n=Z({role:"slider","aria-valuenow":0,"aria-valuemin":0,"aria-valuemax":100,tabIndex:0},n),e.prototype.createEl.call(this,t,i,n)},i.handleMouseDown=function(e){var t=this.bar.el_.ownerDocument;"mousedown"===e.type&&e.preventDefault(),"touchstart"!==e.type||pe||e.preventDefault(),ze(),this.addClass("vjs-sliding"),this.trigger("slideractive"),this.on(t,"mousemove",this.handleMouseMove_),this.on(t,"mouseup",this.handleMouseUp_),this.on(t,"touchmove",this.handleMouseMove_),this.on(t,"touchend",this.handleMouseUp_),this.handleMouseMove(e)},i.handleMouseMove=function(e){},i.handleMouseUp=function(){var e=this.bar.el_.ownerDocument;Ge(),this.removeClass("vjs-sliding"),this.trigger("sliderinactive"),this.off(e,"mousemove",this.handleMouseMove_),this.off(e,"mouseup",this.handleMouseUp_),this.off(e,"touchmove",this.handleMouseMove_),this.off(e,"touchend",this.handleMouseUp_),this.update()},i.update=function(){var e=this;if(this.el_&&this.bar){var t=this.getProgress();return t===this.progress_||(this.progress_=t,this.requestNamedAnimationFrame("Slider#update",(function(){var i=e.vertical()?"height":"width";e.bar.el().style[i]=(100*t).toFixed(2)+"%"}))),t}},i.getProgress=function(){return Number(gn(this.getPercent(),0,1).toFixed(4))},i.calculateDistance=function(e){var t=qe(this.el_,e);return this.vertical()?t.y:t.x},i.handleKeyDown=function(t){R.default.isEventKey(t,"Left")||R.default.isEventKey(t,"Down")?(t.preventDefault(),t.stopPropagation(),this.stepBack()):R.default.isEventKey(t,"Right")||R.default.isEventKey(t,"Up")?(t.preventDefault(),t.stopPropagation(),this.stepForward()):e.prototype.handleKeyDown.call(this,t)},i.handleClick=function(e){e.stopPropagation(),e.preventDefault()},i.vertical=function(e){if(void 0===e)return this.vertical_||!1;this.vertical_=!!e,this.vertical_?this.addClass("vjs-slider-vertical"):this.addClass("vjs-slider-horizontal")},t}(Kt);Kt.registerComponent("Slider",vn);var yn=function(e,t){return gn(e/t*100,0,100).toFixed(2)+"%"},bn=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).partEls_=[],n.on(t,"progress",(function(e){return n.update(e)})),n}L.default(t,e);var i=t.prototype;return i.createEl=function(){var t=e.prototype.createEl.call(this,"div",{className:"vjs-load-progress"}),i=xe("span",{className:"vjs-control-text"}),n=xe("span",{textContent:this.localize("Loaded")}),r=k.default.createTextNode(": ");return this.percentageEl_=xe("span",{className:"vjs-control-text-loaded-percentage",textContent:"0%"}),t.appendChild(i),i.appendChild(n),i.appendChild(r),i.appendChild(this.percentageEl_),t},i.dispose=function(){this.partEls_=null,this.percentageEl_=null,e.prototype.dispose.call(this)},i.update=function(e){var t=this;this.requestNamedAnimationFrame("LoadProgressBar#update",(function(){var e=t.player_.liveTracker,i=t.player_.buffered(),n=e&&e.isLive()?e.seekableEnd():t.player_.duration(),r=t.player_.bufferedEnd(),a=t.partEls_,s=yn(r,n);t.percent_!==s&&(t.el_.style.width=s,Re(t.percentageEl_,s),t.percent_=s);for(var o=0;oi.length;d--)t.el_.removeChild(a[d-1]);a.length=i.length}))},t}(Kt);Kt.registerComponent("LoadProgressBar",bn);var Sn=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).update=kt(Ct(I.default(n),n.update),30),n}L.default(t,e);var i=t.prototype;return i.createEl=function(){return e.prototype.createEl.call(this,"div",{className:"vjs-time-tooltip"},{"aria-hidden":"true"})},i.update=function(e,t,i){var n=Ye(this.el_),r=We(this.player_.el()),a=e.width*t;if(r&&n){var s=e.left-r.left+a,o=e.width-a+(r.right-e.right),u=n.width/2;sn.width&&(u=n.width),u=Math.round(u),this.el_.style.right="-"+u+"px",this.write(i)}},i.write=function(e){Re(this.el_,e)},i.updateTime=function(e,t,i,n){var r=this;this.requestNamedAnimationFrame("TimeTooltip#updateTime",(function(){var a,s=r.player_.duration();if(r.player_.liveTracker&&r.player_.liveTracker.isLive()){var o=r.player_.liveTracker.liveWindow(),u=o-t*o;a=(u<1?"":"-")+ln(u,o)}else a=ln(i,s);r.update(e,t,a),n&&n()}))},t}(Kt);Kt.registerComponent("TimeTooltip",Sn);var Tn=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).update=kt(Ct(I.default(n),n.update),30),n}L.default(t,e);var i=t.prototype;return i.createEl=function(){return e.prototype.createEl.call(this,"div",{className:"vjs-play-progress vjs-slider-bar"},{"aria-hidden":"true"})},i.update=function(e,t){var i=this.getChild("timeTooltip");if(i){var n=this.player_.scrubbing()?this.player_.getCache().currentTime:this.player_.currentTime();i.updateTime(e,t,n)}},t}(Kt);Tn.prototype.options_={children:[]},Te||le||Tn.prototype.options_.children.push("timeTooltip"),Kt.registerComponent("PlayProgressBar",Tn);var En=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).update=kt(Ct(I.default(n),n.update),30),n}L.default(t,e);var i=t.prototype;return i.createEl=function(){return e.prototype.createEl.call(this,"div",{className:"vjs-mouse-display"})},i.update=function(e,t){var i=this,n=t*this.player_.duration();this.getChild("timeTooltip").updateTime(e,t,n,(function(){i.el_.style.left=e.width*t+"px"}))},t}(Kt);En.prototype.options_={children:["timeTooltip"]},Kt.registerComponent("MouseTimeDisplay",En);var wn=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).setEventHandlers_(),n}L.default(t,e);var i=t.prototype;return i.setEventHandlers_=function(){var e=this;this.update_=Ct(this,this.update),this.update=kt(this.update_,30),this.on(this.player_,["ended","durationchange","timeupdate"],this.update),this.player_.liveTracker&&this.on(this.player_.liveTracker,"liveedgechange",this.update),this.updateInterval=null,this.enableIntervalHandler_=function(t){return e.enableInterval_(t)},this.disableIntervalHandler_=function(t){return e.disableInterval_(t)},this.on(this.player_,["playing"],this.enableIntervalHandler_),this.on(this.player_,["ended","pause","waiting"],this.disableIntervalHandler_),"hidden"in k.default&&"visibilityState"in k.default&&this.on(k.default,"visibilitychange",this.toggleVisibility_)},i.toggleVisibility_=function(e){"hidden"===k.default.visibilityState?(this.cancelNamedAnimationFrame("SeekBar#update"),this.cancelNamedAnimationFrame("Slider#update"),this.disableInterval_(e)):(this.player_.ended()||this.player_.paused()||this.enableInterval_(),this.update())},i.enableInterval_=function(){this.updateInterval||(this.updateInterval=this.setInterval(this.update,30))},i.disableInterval_=function(e){this.player_.liveTracker&&this.player_.liveTracker.isLive()&&e&&"ended"!==e.type||this.updateInterval&&(this.clearInterval(this.updateInterval),this.updateInterval=null)},i.createEl=function(){return e.prototype.createEl.call(this,"div",{className:"vjs-progress-holder"},{"aria-label":this.localize("Progress Bar")})},i.update=function(t){var i=this;if("hidden"!==k.default.visibilityState){var n=e.prototype.update.call(this);return this.requestNamedAnimationFrame("SeekBar#update",(function(){var e=i.player_.ended()?i.player_.duration():i.getCurrentTime_(),t=i.player_.liveTracker,r=i.player_.duration();t&&t.isLive()&&(r=i.player_.liveTracker.liveCurrentTime()),i.percent_!==n&&(i.el_.setAttribute("aria-valuenow",(100*n).toFixed(2)),i.percent_=n),i.currentTime_===e&&i.duration_===r||(i.el_.setAttribute("aria-valuetext",i.localize("progress bar timing: currentTime={1} duration={2}",[ln(e,r),ln(r,r)],"{1} of {2}")),i.currentTime_=e,i.duration_=r),i.bar&&i.bar.update(We(i.el()),i.getProgress())})),n}},i.userSeek_=function(e){this.player_.liveTracker&&this.player_.liveTracker.isLive()&&this.player_.liveTracker.nextSeekedFromUser(),this.player_.currentTime(e)},i.getCurrentTime_=function(){return this.player_.scrubbing()?this.player_.getCache().currentTime:this.player_.currentTime()},i.getPercent=function(){var e,t=this.getCurrentTime_(),i=this.player_.liveTracker;return i&&i.isLive()?(e=(t-i.seekableStart())/i.liveWindow(),i.atLiveEdge()&&(e=1)):e=t/this.player_.duration(),e},i.handleMouseDown=function(t){Ze(t)&&(t.stopPropagation(),this.player_.scrubbing(!0),this.videoWasPlaying=!this.player_.paused(),this.player_.pause(),e.prototype.handleMouseDown.call(this,t))},i.handleMouseMove=function(e){if(Ze(e)){var t,i=this.calculateDistance(e),n=this.player_.liveTracker;if(n&&n.isLive()){if(i>=.99)return void n.seekToLiveEdge();var r=n.seekableStart(),a=n.liveCurrentTime();if((t=r+i*n.liveWindow())>=a&&(t=a),t<=r&&(t=r+.1),t===1/0)return}else(t=i*this.player_.duration())===this.player_.duration()&&(t-=.1);this.userSeek_(t)}},i.enable=function(){e.prototype.enable.call(this);var t=this.getChild("mouseTimeDisplay");t&&t.show()},i.disable=function(){e.prototype.disable.call(this);var t=this.getChild("mouseTimeDisplay");t&&t.hide()},i.handleMouseUp=function(t){e.prototype.handleMouseUp.call(this,t),t&&t.stopPropagation(),this.player_.scrubbing(!1),this.player_.trigger({type:"timeupdate",target:this,manuallyTriggered:!0}),this.videoWasPlaying?ii(this.player_.play()):this.update_()},i.stepForward=function(){this.userSeek_(this.player_.currentTime()+5)},i.stepBack=function(){this.userSeek_(this.player_.currentTime()-5)},i.handleAction=function(e){this.player_.paused()?this.player_.play():this.player_.pause()},i.handleKeyDown=function(t){var i=this.player_.liveTracker;if(R.default.isEventKey(t,"Space")||R.default.isEventKey(t,"Enter"))t.preventDefault(),t.stopPropagation(),this.handleAction(t);else if(R.default.isEventKey(t,"Home"))t.preventDefault(),t.stopPropagation(),this.userSeek_(0);else if(R.default.isEventKey(t,"End"))t.preventDefault(),t.stopPropagation(),i&&i.isLive()?this.userSeek_(i.liveCurrentTime()):this.userSeek_(this.player_.duration());else if(/^[0-9]$/.test(R.default(t))){t.preventDefault(),t.stopPropagation();var n=10*(R.default.codes[R.default(t)]-R.default.codes[0])/100;i&&i.isLive()?this.userSeek_(i.seekableStart()+i.liveWindow()*n):this.userSeek_(this.player_.duration()*n)}else R.default.isEventKey(t,"PgDn")?(t.preventDefault(),t.stopPropagation(),this.userSeek_(this.player_.currentTime()-60)):R.default.isEventKey(t,"PgUp")?(t.preventDefault(),t.stopPropagation(),this.userSeek_(this.player_.currentTime()+60)):e.prototype.handleKeyDown.call(this,t)},i.dispose=function(){this.disableInterval_(),this.off(this.player_,["ended","durationchange","timeupdate"],this.update),this.player_.liveTracker&&this.off(this.player_.liveTracker,"liveedgechange",this.update),this.off(this.player_,["playing"],this.enableIntervalHandler_),this.off(this.player_,["ended","pause","waiting"],this.disableIntervalHandler_),"hidden"in k.default&&"visibilityState"in k.default&&this.off(k.default,"visibilitychange",this.toggleVisibility_),e.prototype.dispose.call(this)},t}(vn);wn.prototype.options_={children:["loadProgressBar","playProgressBar"],barName:"playProgressBar"},Te||le||wn.prototype.options_.children.splice(1,0,"mouseTimeDisplay"),Kt.registerComponent("SeekBar",wn);var An=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).handleMouseMove=kt(Ct(I.default(n),n.handleMouseMove),30),n.throttledHandleMouseSeek=kt(Ct(I.default(n),n.handleMouseSeek),30),n.handleMouseUpHandler_=function(e){return n.handleMouseUp(e)},n.handleMouseDownHandler_=function(e){return n.handleMouseDown(e)},n.enable(),n}L.default(t,e);var i=t.prototype;return i.createEl=function(){return e.prototype.createEl.call(this,"div",{className:"vjs-progress-control vjs-control"})},i.handleMouseMove=function(e){var t=this.getChild("seekBar");if(t){var i=t.getChild("playProgressBar"),n=t.getChild("mouseTimeDisplay");if(i||n){var r=t.el(),a=Ye(r),s=qe(r,e).x;s=gn(s,0,1),n&&n.update(a,s),i&&i.update(a,t.getProgress())}}},i.handleMouseSeek=function(e){var t=this.getChild("seekBar");t&&t.handleMouseMove(e)},i.enabled=function(){return this.enabled_},i.disable=function(){if(this.children().forEach((function(e){return e.disable&&e.disable()})),this.enabled()&&(this.off(["mousedown","touchstart"],this.handleMouseDownHandler_),this.off(this.el_,"mousemove",this.handleMouseMove),this.removeListenersAddedOnMousedownAndTouchstart(),this.addClass("disabled"),this.enabled_=!1,this.player_.scrubbing())){var e=this.getChild("seekBar");this.player_.scrubbing(!1),e.videoWasPlaying&&ii(this.player_.play())}},i.enable=function(){this.children().forEach((function(e){return e.enable&&e.enable()})),this.enabled()||(this.on(["mousedown","touchstart"],this.handleMouseDownHandler_),this.on(this.el_,"mousemove",this.handleMouseMove),this.removeClass("disabled"),this.enabled_=!0)},i.removeListenersAddedOnMousedownAndTouchstart=function(){var e=this.el_.ownerDocument;this.off(e,"mousemove",this.throttledHandleMouseSeek),this.off(e,"touchmove",this.throttledHandleMouseSeek),this.off(e,"mouseup",this.handleMouseUpHandler_),this.off(e,"touchend",this.handleMouseUpHandler_)},i.handleMouseDown=function(e){var t=this.el_.ownerDocument,i=this.getChild("seekBar");i&&i.handleMouseDown(e),this.on(t,"mousemove",this.throttledHandleMouseSeek),this.on(t,"touchmove",this.throttledHandleMouseSeek),this.on(t,"mouseup",this.handleMouseUpHandler_),this.on(t,"touchend",this.handleMouseUpHandler_)},i.handleMouseUp=function(e){var t=this.getChild("seekBar");t&&t.handleMouseUp(e),this.removeListenersAddedOnMousedownAndTouchstart()},t}(Kt);An.prototype.options_={children:["seekBar"]},Kt.registerComponent("ProgressControl",An);var Cn=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).on(t,["enterpictureinpicture","leavepictureinpicture"],(function(e){return n.handlePictureInPictureChange(e)})),n.on(t,["disablepictureinpicturechanged","loadedmetadata"],(function(e){return n.handlePictureInPictureEnabledChange(e)})),n.disable(),n}L.default(t,e);var i=t.prototype;return i.buildCSSClass=function(){return"vjs-picture-in-picture-control "+e.prototype.buildCSSClass.call(this)},i.handlePictureInPictureEnabledChange=function(){k.default.pictureInPictureEnabled&&!1===this.player_.disablePictureInPicture()?this.enable():this.disable()},i.handlePictureInPictureChange=function(e){this.player_.isInPictureInPicture()?this.controlText("Exit Picture-in-Picture"):this.controlText("Picture-in-Picture"),this.handlePictureInPictureEnabledChange()},i.handleClick=function(e){this.player_.isInPictureInPicture()?this.player_.exitPictureInPicture():this.player_.requestPictureInPicture()},t}(nn);Cn.prototype.controlText_="Picture-in-Picture",Kt.registerComponent("PictureInPictureToggle",Cn);var kn=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).on(t,"fullscreenchange",(function(e){return n.handleFullscreenChange(e)})),!1===k.default[t.fsApi_.fullscreenEnabled]&&n.disable(),n}L.default(t,e);var i=t.prototype;return i.buildCSSClass=function(){return"vjs-fullscreen-control "+e.prototype.buildCSSClass.call(this)},i.handleFullscreenChange=function(e){this.player_.isFullscreen()?this.controlText("Non-Fullscreen"):this.controlText("Fullscreen")},i.handleClick=function(e){this.player_.isFullscreen()?this.player_.exitFullscreen():this.player_.requestFullscreen()},t}(nn);kn.prototype.controlText_="Fullscreen",Kt.registerComponent("FullscreenToggle",kn);var Pn=function(e){function t(){return e.apply(this,arguments)||this}return L.default(t,e),t.prototype.createEl=function(){var t=e.prototype.createEl.call(this,"div",{className:"vjs-volume-level"});return t.appendChild(e.prototype.createEl.call(this,"span",{className:"vjs-control-text"})),t},t}(Kt);Kt.registerComponent("VolumeLevel",Pn);var In=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).update=kt(Ct(I.default(n),n.update),30),n}L.default(t,e);var i=t.prototype;return i.createEl=function(){return e.prototype.createEl.call(this,"div",{className:"vjs-volume-tooltip"},{"aria-hidden":"true"})},i.update=function(e,t,i,n){if(!i){var r=We(this.el_),a=We(this.player_.el()),s=e.width*t;if(!a||!r)return;var o=e.left-a.left+s,u=e.width-s+(a.right-e.right),l=r.width/2;or.width&&(l=r.width),this.el_.style.right="-"+l+"px"}this.write(n+"%")},i.write=function(e){Re(this.el_,e)},i.updateVolume=function(e,t,i,n,r){var a=this;this.requestNamedAnimationFrame("VolumeLevelTooltip#updateVolume",(function(){a.update(e,t,i,n.toFixed(0)),r&&r()}))},t}(Kt);Kt.registerComponent("VolumeLevelTooltip",In);var Ln=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).update=kt(Ct(I.default(n),n.update),30),n}L.default(t,e);var i=t.prototype;return i.createEl=function(){return e.prototype.createEl.call(this,"div",{className:"vjs-mouse-display"})},i.update=function(e,t,i){var n=this,r=100*t;this.getChild("volumeLevelTooltip").updateVolume(e,t,i,r,(function(){i?n.el_.style.bottom=e.height*t+"px":n.el_.style.left=e.width*t+"px"}))},t}(Kt);Ln.prototype.options_={children:["volumeLevelTooltip"]},Kt.registerComponent("MouseVolumeLevelDisplay",Ln);var xn=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).on("slideractive",(function(e){return n.updateLastVolume_(e)})),n.on(t,"volumechange",(function(e){return n.updateARIAAttributes(e)})),t.ready((function(){return n.updateARIAAttributes()})),n}L.default(t,e);var i=t.prototype;return i.createEl=function(){return e.prototype.createEl.call(this,"div",{className:"vjs-volume-bar vjs-slider-bar"},{"aria-label":this.localize("Volume Level"),"aria-live":"polite"})},i.handleMouseDown=function(t){Ze(t)&&e.prototype.handleMouseDown.call(this,t)},i.handleMouseMove=function(e){var t=this.getChild("mouseVolumeLevelDisplay");if(t){var i=this.el(),n=We(i),r=this.vertical(),a=qe(i,e);a=r?a.y:a.x,a=gn(a,0,1),t.update(n,a,r)}Ze(e)&&(this.checkMuted(),this.player_.volume(this.calculateDistance(e)))},i.checkMuted=function(){this.player_.muted()&&this.player_.muted(!1)},i.getPercent=function(){return this.player_.muted()?0:this.player_.volume()},i.stepForward=function(){this.checkMuted(),this.player_.volume(this.player_.volume()+.1)},i.stepBack=function(){this.checkMuted(),this.player_.volume(this.player_.volume()-.1)},i.updateARIAAttributes=function(e){var t=this.player_.muted()?0:this.volumeAsPercentage_();this.el_.setAttribute("aria-valuenow",t),this.el_.setAttribute("aria-valuetext",t+"%")},i.volumeAsPercentage_=function(){return Math.round(100*this.player_.volume())},i.updateLastVolume_=function(){var e=this,t=this.player_.volume();this.one("sliderinactive",(function(){0===e.player_.volume()&&e.player_.lastVolume_(t)}))},t}(vn);xn.prototype.options_={children:["volumeLevel"],barName:"volumeLevel"},Te||le||xn.prototype.options_.children.splice(0,0,"mouseVolumeLevelDisplay"),xn.prototype.playerEvent="volumechange",Kt.registerComponent("VolumeBar",xn);var Rn=function(e){function t(t,i){var n;return void 0===i&&(i={}),i.vertical=i.vertical||!1,(void 0===i.volumeBar||te(i.volumeBar))&&(i.volumeBar=i.volumeBar||{},i.volumeBar.vertical=i.vertical),n=e.call(this,t,i)||this,function(e,t){t.tech_&&!t.tech_.featuresVolumeControl&&e.addClass("vjs-hidden"),e.on(t,"loadstart",(function(){t.tech_.featuresVolumeControl?e.removeClass("vjs-hidden"):e.addClass("vjs-hidden")}))}(I.default(n),t),n.throttledHandleMouseMove=kt(Ct(I.default(n),n.handleMouseMove),30),n.handleMouseUpHandler_=function(e){return n.handleMouseUp(e)},n.on("mousedown",(function(e){return n.handleMouseDown(e)})),n.on("touchstart",(function(e){return n.handleMouseDown(e)})),n.on("mousemove",(function(e){return n.handleMouseMove(e)})),n.on(n.volumeBar,["focus","slideractive"],(function(){n.volumeBar.addClass("vjs-slider-active"),n.addClass("vjs-slider-active"),n.trigger("slideractive")})),n.on(n.volumeBar,["blur","sliderinactive"],(function(){n.volumeBar.removeClass("vjs-slider-active"),n.removeClass("vjs-slider-active"),n.trigger("sliderinactive")})),n}L.default(t,e);var i=t.prototype;return i.createEl=function(){var t="vjs-volume-horizontal";return this.options_.vertical&&(t="vjs-volume-vertical"),e.prototype.createEl.call(this,"div",{className:"vjs-volume-control vjs-control "+t})},i.handleMouseDown=function(e){var t=this.el_.ownerDocument;this.on(t,"mousemove",this.throttledHandleMouseMove),this.on(t,"touchmove",this.throttledHandleMouseMove),this.on(t,"mouseup",this.handleMouseUpHandler_),this.on(t,"touchend",this.handleMouseUpHandler_)},i.handleMouseUp=function(e){var t=this.el_.ownerDocument;this.off(t,"mousemove",this.throttledHandleMouseMove),this.off(t,"touchmove",this.throttledHandleMouseMove),this.off(t,"mouseup",this.handleMouseUpHandler_),this.off(t,"touchend",this.handleMouseUpHandler_)},i.handleMouseMove=function(e){this.volumeBar.handleMouseMove(e)},t}(Kt);Rn.prototype.options_={children:["volumeBar"]},Kt.registerComponent("VolumeControl",Rn);var Dn=function(e){function t(t,i){var n;return n=e.call(this,t,i)||this,function(e,t){t.tech_&&!t.tech_.featuresMuteControl&&e.addClass("vjs-hidden"),e.on(t,"loadstart",(function(){t.tech_.featuresMuteControl?e.removeClass("vjs-hidden"):e.addClass("vjs-hidden")}))}(I.default(n),t),n.on(t,["loadstart","volumechange"],(function(e){return n.update(e)})),n}L.default(t,e);var i=t.prototype;return i.buildCSSClass=function(){return"vjs-mute-control "+e.prototype.buildCSSClass.call(this)},i.handleClick=function(e){var t=this.player_.volume(),i=this.player_.lastVolume_();if(0===t){var n=i<.1?.1:i;this.player_.volume(n),this.player_.muted(!1)}else this.player_.muted(!this.player_.muted())},i.update=function(e){this.updateIcon_(),this.updateControlText_()},i.updateIcon_=function(){var e=this.player_.volume(),t=3;Te&&this.player_.tech_&&this.player_.tech_.el_&&this.player_.muted(this.player_.tech_.el_.muted),0===e||this.player_.muted()?t=0:e<.33?t=1:e<.67&&(t=2);for(var i=0;i<4;i++)Me(this.el_,"vjs-vol-"+i);Ue(this.el_,"vjs-vol-"+t)},i.updateControlText_=function(){var e=this.player_.muted()||0===this.player_.volume()?"Unmute":"Mute";this.controlText()!==e&&this.controlText(e)},t}(nn);Dn.prototype.controlText_="Mute",Kt.registerComponent("MuteToggle",Dn);var On=function(e){function t(t,i){var n;return void 0===i&&(i={}),void 0!==i.inline?i.inline=i.inline:i.inline=!0,(void 0===i.volumeControl||te(i.volumeControl))&&(i.volumeControl=i.volumeControl||{},i.volumeControl.vertical=!i.inline),(n=e.call(this,t,i)||this).handleKeyPressHandler_=function(e){return n.handleKeyPress(e)},n.on(t,["loadstart"],(function(e){return n.volumePanelState_(e)})),n.on(n.muteToggle,"keyup",(function(e){return n.handleKeyPress(e)})),n.on(n.volumeControl,"keyup",(function(e){return n.handleVolumeControlKeyUp(e)})),n.on("keydown",(function(e){return n.handleKeyPress(e)})),n.on("mouseover",(function(e){return n.handleMouseOver(e)})),n.on("mouseout",(function(e){return n.handleMouseOut(e)})),n.on(n.volumeControl,["slideractive"],n.sliderActive_),n.on(n.volumeControl,["sliderinactive"],n.sliderInactive_),n}L.default(t,e);var i=t.prototype;return i.sliderActive_=function(){this.addClass("vjs-slider-active")},i.sliderInactive_=function(){this.removeClass("vjs-slider-active")},i.volumePanelState_=function(){this.volumeControl.hasClass("vjs-hidden")&&this.muteToggle.hasClass("vjs-hidden")&&this.addClass("vjs-hidden"),this.volumeControl.hasClass("vjs-hidden")&&!this.muteToggle.hasClass("vjs-hidden")&&this.addClass("vjs-mute-toggle-only")},i.createEl=function(){var t="vjs-volume-panel-horizontal";return this.options_.inline||(t="vjs-volume-panel-vertical"),e.prototype.createEl.call(this,"div",{className:"vjs-volume-panel vjs-control "+t})},i.dispose=function(){this.handleMouseOut(),e.prototype.dispose.call(this)},i.handleVolumeControlKeyUp=function(e){R.default.isEventKey(e,"Esc")&&this.muteToggle.focus()},i.handleMouseOver=function(e){this.addClass("vjs-hover"),yt(k.default,"keyup",this.handleKeyPressHandler_)},i.handleMouseOut=function(e){this.removeClass("vjs-hover"),bt(k.default,"keyup",this.handleKeyPressHandler_)},i.handleKeyPress=function(e){R.default.isEventKey(e,"Esc")&&this.handleMouseOut()},t}(Kt);On.prototype.options_={children:["muteToggle","volumeControl"]},Kt.registerComponent("VolumePanel",On);var Un=function(e){function t(t,i){var n;return n=e.call(this,t,i)||this,i&&(n.menuButton_=i.menuButton),n.focusedChild_=-1,n.on("keydown",(function(e){return n.handleKeyDown(e)})),n.boundHandleBlur_=function(e){return n.handleBlur(e)},n.boundHandleTapClick_=function(e){return n.handleTapClick(e)},n}L.default(t,e);var i=t.prototype;return i.addEventListenerForItem=function(e){e instanceof Kt&&(this.on(e,"blur",this.boundHandleBlur_),this.on(e,["tap","click"],this.boundHandleTapClick_))},i.removeEventListenerForItem=function(e){e instanceof Kt&&(this.off(e,"blur",this.boundHandleBlur_),this.off(e,["tap","click"],this.boundHandleTapClick_))},i.removeChild=function(t){"string"==typeof t&&(t=this.getChild(t)),this.removeEventListenerForItem(t),e.prototype.removeChild.call(this,t)},i.addItem=function(e){var t=this.addChild(e);t&&this.addEventListenerForItem(t)},i.createEl=function(){var t=this.options_.contentElType||"ul";this.contentEl_=xe(t,{className:"vjs-menu-content"}),this.contentEl_.setAttribute("role","menu");var i=e.prototype.createEl.call(this,"div",{append:this.contentEl_,className:"vjs-menu"});return i.appendChild(this.contentEl_),yt(i,"click",(function(e){e.preventDefault(),e.stopImmediatePropagation()})),i},i.dispose=function(){this.contentEl_=null,this.boundHandleBlur_=null,this.boundHandleTapClick_=null,e.prototype.dispose.call(this)},i.handleBlur=function(e){var t=e.relatedTarget||k.default.activeElement;if(!this.children().some((function(e){return e.el()===t}))){var i=this.menuButton_;i&&i.buttonPressed_&&t!==i.el().firstChild&&i.unpressButton()}},i.handleTapClick=function(e){if(this.menuButton_){this.menuButton_.unpressButton();var t=this.children();if(!Array.isArray(t))return;var i=t.filter((function(t){return t.el()===e.target}))[0];if(!i)return;"CaptionSettingsMenuItem"!==i.name()&&this.menuButton_.focus()}},i.handleKeyDown=function(e){R.default.isEventKey(e,"Left")||R.default.isEventKey(e,"Down")?(e.preventDefault(),e.stopPropagation(),this.stepForward()):(R.default.isEventKey(e,"Right")||R.default.isEventKey(e,"Up"))&&(e.preventDefault(),e.stopPropagation(),this.stepBack())},i.stepForward=function(){var e=0;void 0!==this.focusedChild_&&(e=this.focusedChild_+1),this.focus(e)},i.stepBack=function(){var e=0;void 0!==this.focusedChild_&&(e=this.focusedChild_-1),this.focus(e)},i.focus=function(e){void 0===e&&(e=0);var t=this.children().slice();t.length&&t[0].hasClass("vjs-menu-title")&&t.shift(),t.length>0&&(e<0?e=0:e>=t.length&&(e=t.length-1),this.focusedChild_=e,t[e].el_.focus())},t}(Kt);Kt.registerComponent("Menu",Un);var Mn=function(e){function t(t,i){var n;void 0===i&&(i={}),(n=e.call(this,t,i)||this).menuButton_=new nn(t,i),n.menuButton_.controlText(n.controlText_),n.menuButton_.el_.setAttribute("aria-haspopup","true");var r=nn.prototype.buildCSSClass();n.menuButton_.el_.className=n.buildCSSClass()+" "+r,n.menuButton_.removeClass("vjs-control"),n.addChild(n.menuButton_),n.update(),n.enabled_=!0;var a=function(e){return n.handleClick(e)};return n.handleMenuKeyUp_=function(e){return n.handleMenuKeyUp(e)},n.on(n.menuButton_,"tap",a),n.on(n.menuButton_,"click",a),n.on(n.menuButton_,"keydown",(function(e){return n.handleKeyDown(e)})),n.on(n.menuButton_,"mouseenter",(function(){n.addClass("vjs-hover"),n.menu.show(),yt(k.default,"keyup",n.handleMenuKeyUp_)})),n.on("mouseleave",(function(e){return n.handleMouseLeave(e)})),n.on("keydown",(function(e){return n.handleSubmenuKeyDown(e)})),n}L.default(t,e);var i=t.prototype;return i.update=function(){var e=this.createMenu();this.menu&&(this.menu.dispose(),this.removeChild(this.menu)),this.menu=e,this.addChild(e),this.buttonPressed_=!1,this.menuButton_.el_.setAttribute("aria-expanded","false"),this.items&&this.items.length<=this.hideThreshold_?this.hide():this.show()},i.createMenu=function(){var e=new Un(this.player_,{menuButton:this});if(this.hideThreshold_=0,this.options_.title){var t=xe("li",{className:"vjs-menu-title",textContent:Ht(this.options_.title),tabIndex:-1}),i=new Kt(this.player_,{el:t});e.addItem(i)}if(this.items=this.createItems(),this.items)for(var n=0;n-1&&"showing"===a.mode){i=!1;break}}i!==this.isSelected_&&this.selected(i)},i.handleSelectedLanguageChange=function(e){for(var t=this.player().textTracks(),i=!0,n=0,r=t.length;n-1&&"showing"===a.mode){i=!1;break}}i&&(this.player_.cache_.selectedLanguage={enabled:!1})},t}(jn);Kt.registerComponent("OffTextTrackMenuItem",Vn);var Hn=function(e){function t(t,i){return void 0===i&&(i={}),i.tracks=t.textTracks(),e.call(this,t,i)||this}return L.default(t,e),t.prototype.createItems=function(e,t){var i;void 0===e&&(e=[]),void 0===t&&(t=jn),this.label_&&(i=this.label_+" off"),e.push(new Vn(this.player_,{kinds:this.kinds_,kind:this.kind_,label:i})),this.hideThreshold_+=1;var n=this.player_.textTracks();Array.isArray(this.kinds_)||(this.kinds_=[this.kind_]);for(var r=0;r-1){var s=new t(this.player_,{track:a,kinds:this.kinds_,kind:this.kind_,selectable:!0,multiSelectable:!1});s.addClass("vjs-"+a.kind+"-menu-item"),e.push(s)}}return e},t}(Fn);Kt.registerComponent("TextTrackButton",Hn);var zn=function(e){function t(t,i){var n,r=i.track,a=i.cue,s=t.currentTime();return i.selectable=!0,i.multiSelectable=!1,i.label=a.text,i.selected=a.startTime<=s&&s=0;t--){var i=e[t];if(i.kind===this.kind_)return i}},i.getMenuCaption=function(){return this.track_&&this.track_.label?this.track_.label:this.localize(Ht(this.kind_))},i.createMenu=function(){return this.options_.title=this.getMenuCaption(),e.prototype.createMenu.call(this)},i.createItems=function(){var e=[];if(!this.track_)return e;var t=this.track_.cues;if(!t)return e;for(var i=0,n=t.length;i-1&&(n.label_="captions"),n.menuButton_.controlText(Ht(n.label_)),n}L.default(t,e);var i=t.prototype;return i.buildCSSClass=function(){return"vjs-subs-caps-button "+e.prototype.buildCSSClass.call(this)},i.buildWrapperCSSClass=function(){return"vjs-subs-caps-button "+e.prototype.buildWrapperCSSClass.call(this)},i.createItems=function(){var t=[];return this.player().tech_&&this.player().tech_.featuresNativeTextTracks||!this.player().getChild("textTrackSettings")||(t.push(new qn(this.player_,{kind:this.label_})),this.hideThreshold_+=1),t=e.prototype.createItems.call(this,t,Xn)},t}(Hn);Qn.prototype.kinds_=["captions","subtitles"],Qn.prototype.controlText_="Subtitles",Kt.registerComponent("SubsCapsButton",Qn);var $n=function(e){function t(t,i){var n,r=i.track,a=t.audioTracks();i.label=r.label||r.language||"Unknown",i.selected=r.enabled,(n=e.call(this,t,i)||this).track=r,n.addClass("vjs-"+r.kind+"-menu-item");var s=function(){for(var e=arguments.length,t=new Array(e),i=0;i=0;i--)t.push(new Zn(this.player(),{rate:e[i]+"x"}));return t},i.updateARIAAttributes=function(){this.el().setAttribute("aria-valuenow",this.player().playbackRate())},i.handleClick=function(e){for(var t=this.player().playbackRate(),i=this.playbackRates(),n=i[0],r=0;rt){n=i[r];break}this.player().playbackRate(n)},i.handlePlaybackRateschange=function(e){this.update()},i.playbackRates=function(){var e=this.player();return e.playbackRates&&e.playbackRates()||[]},i.playbackRateSupported=function(){return this.player().tech_&&this.player().tech_.featuresPlaybackRate&&this.playbackRates()&&this.playbackRates().length>0},i.updateVisibility=function(e){this.playbackRateSupported()?this.removeClass("vjs-hidden"):this.addClass("vjs-hidden")},i.updateLabel=function(e){this.playbackRateSupported()&&(this.labelEl_.textContent=this.player().playbackRate()+"x")},t}(Mn);er.prototype.controlText_="Playback Rate",Kt.registerComponent("PlaybackRateMenuButton",er);var tr=function(e){function t(){return e.apply(this,arguments)||this}L.default(t,e);var i=t.prototype;return i.buildCSSClass=function(){return"vjs-spacer "+e.prototype.buildCSSClass.call(this)},i.createEl=function(t,i,n){return void 0===t&&(t="div"),void 0===i&&(i={}),void 0===n&&(n={}),i.className||(i.className=this.buildCSSClass()),e.prototype.createEl.call(this,t,i,n)},t}(Kt);Kt.registerComponent("Spacer",tr);var ir=function(e){function t(){return e.apply(this,arguments)||this}L.default(t,e);var i=t.prototype;return i.buildCSSClass=function(){return"vjs-custom-control-spacer "+e.prototype.buildCSSClass.call(this)},i.createEl=function(){return e.prototype.createEl.call(this,"div",{className:this.buildCSSClass(),textContent:" "})},t}(tr);Kt.registerComponent("CustomControlSpacer",ir);var nr=function(e){function t(){return e.apply(this,arguments)||this}return L.default(t,e),t.prototype.createEl=function(){return e.prototype.createEl.call(this,"div",{className:"vjs-control-bar",dir:"ltr"})},t}(Kt);nr.prototype.options_={children:["playToggle","volumePanel","currentTimeDisplay","timeDivider","durationDisplay","progressControl","liveDisplay","seekToLive","remainingTimeDisplay","customControlSpacer","playbackRateMenuButton","chaptersButton","descriptionsButton","subsCapsButton","audioTrackButton","fullscreenToggle"]},"exitPictureInPicture"in k.default&&nr.prototype.options_.children.splice(nr.prototype.options_.children.length-1,0,"pictureInPictureToggle"),Kt.registerComponent("ControlBar",nr);var rr=function(e){function t(t,i){var n;return(n=e.call(this,t,i)||this).on(t,"error",(function(e){return n.open(e)})),n}L.default(t,e);var i=t.prototype;return i.buildCSSClass=function(){return"vjs-error-display "+e.prototype.buildCSSClass.call(this)},i.content=function(){var e=this.player().error();return e?this.localize(e.message):""},t}(si);rr.prototype.options_=P.default({},si.prototype.options_,{pauseOnOpen:!1,fillAlways:!0,temporary:!1,uncloseable:!0}),Kt.registerComponent("ErrorDisplay",rr);var ar=["#000","Black"],sr=["#00F","Blue"],or=["#0FF","Cyan"],ur=["#0F0","Green"],lr=["#F0F","Magenta"],hr=["#F00","Red"],dr=["#FFF","White"],cr=["#FF0","Yellow"],fr=["1","Opaque"],pr=["0.5","Semi-Transparent"],mr=["0","Transparent"],_r={backgroundColor:{selector:".vjs-bg-color > select",id:"captions-background-color-%s",label:"Color",options:[ar,dr,hr,ur,sr,cr,lr,or]},backgroundOpacity:{selector:".vjs-bg-opacity > select",id:"captions-background-opacity-%s",label:"Transparency",options:[fr,pr,mr]},color:{selector:".vjs-fg-color > select",id:"captions-foreground-color-%s",label:"Color",options:[dr,ar,hr,ur,sr,cr,lr,or]},edgeStyle:{selector:".vjs-edge-style > select",id:"%s",label:"Text Edge Style",options:[["none","None"],["raised","Raised"],["depressed","Depressed"],["uniform","Uniform"],["dropshadow","Dropshadow"]]},fontFamily:{selector:".vjs-font-family > select",id:"captions-font-family-%s",label:"Font Family",options:[["proportionalSansSerif","Proportional Sans-Serif"],["monospaceSansSerif","Monospace Sans-Serif"],["proportionalSerif","Proportional Serif"],["monospaceSerif","Monospace Serif"],["casual","Casual"],["script","Script"],["small-caps","Small Caps"]]},fontPercent:{selector:".vjs-font-percent > select",id:"captions-font-size-%s",label:"Font Size",options:[["0.50","50%"],["0.75","75%"],["1.00","100%"],["1.25","125%"],["1.50","150%"],["1.75","175%"],["2.00","200%"],["3.00","300%"],["4.00","400%"]],default:2,parser:function(e){return"1.00"===e?null:Number(e)}},textOpacity:{selector:".vjs-text-opacity > select",id:"captions-foreground-opacity-%s",label:"Transparency",options:[fr,pr]},windowColor:{selector:".vjs-window-color > select",id:"captions-window-color-%s",label:"Color"},windowOpacity:{selector:".vjs-window-opacity > select",id:"captions-window-opacity-%s",label:"Transparency",options:[mr,pr,fr]}};function gr(e,t){if(t&&(e=t(e)),e&&"none"!==e)return e}_r.windowColor.options=_r.backgroundColor.options;var vr=function(e){function t(t,i){var n;return i.temporary=!1,(n=e.call(this,t,i)||this).updateDisplay=n.updateDisplay.bind(I.default(n)),n.fill(),n.hasBeenOpened_=n.hasBeenFilled_=!0,n.endDialog=xe("p",{className:"vjs-control-text",textContent:n.localize("End of dialog window.")}),n.el().appendChild(n.endDialog),n.setDefaults(),void 0===i.persistTextTrackSettings&&(n.options_.persistTextTrackSettings=n.options_.playerOptions.persistTextTrackSettings),n.on(n.$(".vjs-done-button"),"click",(function(){n.saveSettings(),n.close()})),n.on(n.$(".vjs-default-button"),"click",(function(){n.setDefaults(),n.updateDisplay()})),J(_r,(function(e){n.on(n.$(e.selector),"change",n.updateDisplay)})),n.options_.persistTextTrackSettings&&n.restoreSettings(),n}L.default(t,e);var i=t.prototype;return i.dispose=function(){this.endDialog=null,e.prototype.dispose.call(this)},i.createElSelect_=function(e,t,i){var n=this;void 0===t&&(t=""),void 0===i&&(i="label");var r=_r[e],a=r.id.replace("%s",this.id_),s=[t,a].join(" ").trim();return["<"+i+' id="'+a+'" class="'+("label"===i?"vjs-label":"")+'">',this.localize(r.label),"",'").join("")},i.createElFgColor_=function(){var e="captions-text-legend-"+this.id_;return['"].join("")},i.createElBgColor_=function(){var e="captions-background-"+this.id_;return['"].join("")},i.createElWinColor_=function(){var e="captions-window-"+this.id_;return['"].join("")},i.createElColors_=function(){return xe("div",{className:"vjs-track-settings-colors",innerHTML:[this.createElFgColor_(),this.createElBgColor_(),this.createElWinColor_()].join("")})},i.createElFont_=function(){return xe("div",{className:"vjs-track-settings-font",innerHTML:['",'",'"].join("")})},i.createElControls_=function(){var e=this.localize("restore all settings to the default values");return xe("div",{className:"vjs-track-settings-controls",innerHTML:['",'"].join("")})},i.content=function(){return[this.createElColors_(),this.createElFont_(),this.createElControls_()]},i.label=function(){return this.localize("Caption Settings Dialog")},i.description=function(){return this.localize("Beginning of dialog window. Escape will cancel and close the window.")},i.buildCSSClass=function(){return e.prototype.buildCSSClass.call(this)+" vjs-text-track-settings"},i.getValues=function(){var e,t,i,n=this;return t=function(e,t,i){var r,a,s=(r=n.$(t.selector),a=t.parser,gr(r.options[r.options.selectedIndex].value,a));return void 0!==s&&(e[i]=s),e},void 0===(i={})&&(i=0),$(e=_r).reduce((function(i,n){return t(i,e[n],n)}),i)},i.setValues=function(e){var t=this;J(_r,(function(i,n){!function(e,t,i){if(t)for(var n=0;nthis.options_.liveTolerance;this.timeupdateSeen_&&n!==1/0||(a=!1),a!==this.behindLiveEdge_&&(this.behindLiveEdge_=a,this.trigger("liveedgechange"))}},i.handleDurationchange=function(){this.toggleTracking()},i.toggleTracking=function(){this.player_.duration()===1/0&&this.liveWindow()>=this.options_.trackingThreshold?(this.player_.options_.liveui&&this.player_.addClass("vjs-liveui"),this.startTracking()):(this.player_.removeClass("vjs-liveui"),this.stopTracking())},i.startTracking=function(){this.isTracking()||(this.timeupdateSeen_||(this.timeupdateSeen_=this.player_.hasStarted()),this.trackingInterval_=this.setInterval(this.trackLiveHandler_,30),this.trackLive_(),this.on(this.player_,["play","pause"],this.trackLiveHandler_),this.timeupdateSeen_?this.on(this.player_,"seeked",this.handleSeeked_):(this.one(this.player_,"play",this.handlePlay_),this.one(this.player_,"timeupdate",this.handleFirstTimeupdate_)))},i.handleFirstTimeupdate=function(){this.timeupdateSeen_=!0,this.on(this.player_,"seeked",this.handleSeeked_)},i.handleSeeked=function(){var e=Math.abs(this.liveCurrentTime()-this.player_.currentTime());this.seekedBehindLive_=this.nextSeekedFromUser_&&e>2,this.nextSeekedFromUser_=!1,this.trackLive_()},i.handlePlay=function(){this.one(this.player_,"timeupdate",this.seekToLiveEdge_)},i.reset_=function(){this.lastTime_=-1,this.pastSeekEnd_=0,this.lastSeekEnd_=-1,this.behindLiveEdge_=!0,this.timeupdateSeen_=!1,this.seekedBehindLive_=!1,this.nextSeekedFromUser_=!1,this.clearInterval(this.trackingInterval_),this.trackingInterval_=null,this.off(this.player_,["play","pause"],this.trackLiveHandler_),this.off(this.player_,"seeked",this.handleSeeked_),this.off(this.player_,"play",this.handlePlay_),this.off(this.player_,"timeupdate",this.handleFirstTimeupdate_),this.off(this.player_,"timeupdate",this.seekToLiveEdge_)},i.nextSeekedFromUser=function(){this.nextSeekedFromUser_=!0},i.stopTracking=function(){this.isTracking()&&(this.reset_(),this.trigger("liveedgechange"))},i.seekableEnd=function(){for(var e=this.player_.seekable(),t=[],i=e?e.length:0;i--;)t.push(e.end(i));return t.length?t.sort()[t.length-1]:1/0},i.seekableStart=function(){for(var e=this.player_.seekable(),t=[],i=e?e.length:0;i--;)t.push(e.start(i));return t.length?t.sort()[0]:0},i.liveWindow=function(){var e=this.liveCurrentTime();return e===1/0?0:e-this.seekableStart()},i.isLive=function(){return this.isTracking()},i.atLiveEdge=function(){return!this.behindLiveEdge()},i.liveCurrentTime=function(){return this.pastSeekEnd()+this.seekableEnd()},i.pastSeekEnd=function(){var e=this.seekableEnd();return-1!==this.lastSeekEnd_&&e!==this.lastSeekEnd_&&(this.pastSeekEnd_=0),this.lastSeekEnd_=e,this.pastSeekEnd_},i.behindLiveEdge=function(){return this.behindLiveEdge_},i.isTracking=function(){return"number"==typeof this.trackingInterval_},i.seekToLiveEdge=function(){this.seekedBehindLive_=!1,this.atLiveEdge()||(this.nextSeekedFromUser_=!1,this.player_.currentTime(this.liveCurrentTime()))},i.dispose=function(){this.off(k.default,"visibilitychange",this.handleVisibilityChange_),this.stopTracking(),e.prototype.dispose.call(this)},t}(Kt);Kt.registerComponent("LiveTracker",Sr);var Tr,Er=function(e){var t=e.el();if(t.hasAttribute("src"))return e.triggerSourceset(t.src),!0;var i=e.$$("source"),n=[],r="";if(!i.length)return!1;for(var a=0;a=2&&r.push("loadeddata"),e.readyState>=3&&r.push("canplay"),e.readyState>=4&&r.push("canplaythrough"),this.ready((function(){r.forEach((function(e){this.trigger(e)}),this)}))}},i.setScrubbing=function(e){this.isScrubbing_=e},i.scrubbing=function(){return this.isScrubbing_},i.setCurrentTime=function(e){try{this.isScrubbing_&&this.el_.fastSeek&&Ee?this.el_.fastSeek(e):this.el_.currentTime=e}catch(e){K(e,"Video is not ready. (Video.js)")}},i.duration=function(){var e=this;if(this.el_.duration===1/0&&le&&pe&&0===this.el_.currentTime){return this.on("timeupdate",(function t(){e.el_.currentTime>0&&(e.el_.duration===1/0&&e.trigger("durationchange"),e.off("timeupdate",t))})),NaN}return this.el_.duration||NaN},i.width=function(){return this.el_.offsetWidth},i.height=function(){return this.el_.offsetHeight},i.proxyWebkitFullscreen_=function(){var e=this;if("webkitDisplayingFullscreen"in this.el_){var t=function(){this.trigger("fullscreenchange",{isFullscreen:!1})},i=function(){"webkitPresentationMode"in this.el_&&"picture-in-picture"!==this.el_.webkitPresentationMode&&(this.one("webkitendfullscreen",t),this.trigger("fullscreenchange",{isFullscreen:!0,nativeIOSFullscreen:!0}))};this.on("webkitbeginfullscreen",i),this.on("dispose",(function(){e.off("webkitbeginfullscreen",i),e.off("webkitendfullscreen",t)}))}},i.supportsFullScreen=function(){if("function"==typeof this.el_.webkitEnterFullScreen){var e=C.default.navigator&&C.default.navigator.userAgent||"";if(/Android/.test(e)||!/Chrome|Mac OS X 10.5/.test(e))return!0}return!1},i.enterFullScreen=function(){var e=this.el_;if(e.paused&&e.networkState<=e.HAVE_METADATA)ii(this.el_.play()),this.setTimeout((function(){e.pause();try{e.webkitEnterFullScreen()}catch(e){this.trigger("fullscreenerror",e)}}),0);else try{e.webkitEnterFullScreen()}catch(e){this.trigger("fullscreenerror",e)}},i.exitFullScreen=function(){this.el_.webkitDisplayingFullscreen?this.el_.webkitExitFullScreen():this.trigger("fullscreenerror",new Error("The video is not fullscreen"))},i.requestPictureInPicture=function(){return this.el_.requestPictureInPicture()},i.src=function(e){if(void 0===e)return this.el_.src;this.setSrc(e)},i.reset=function(){t.resetMediaElement(this.el_)},i.currentSrc=function(){return this.currentSource_?this.currentSource_.src:this.el_.currentSrc},i.setControls=function(e){this.el_.controls=!!e},i.addTextTrack=function(t,i,n){return this.featuresNativeTextTracks?this.el_.addTextTrack(t,i,n):e.prototype.addTextTrack.call(this,t,i,n)},i.createRemoteTextTrack=function(t){if(!this.featuresNativeTextTracks)return e.prototype.createRemoteTextTrack.call(this,t);var i=k.default.createElement("track");return t.kind&&(i.kind=t.kind),t.label&&(i.label=t.label),(t.language||t.srclang)&&(i.srclang=t.language||t.srclang),t.default&&(i.default=t.default),t.id&&(i.id=t.id),t.src&&(i.src=t.src),i},i.addRemoteTextTrack=function(t,i){var n=e.prototype.addRemoteTextTrack.call(this,t,i);return this.featuresNativeTextTracks&&this.el().appendChild(n),n},i.removeRemoteTextTrack=function(t){if(e.prototype.removeRemoteTextTrack.call(this,t),this.featuresNativeTextTracks)for(var i=this.$$("track"),n=i.length;n--;)t!==i[n]&&t!==i[n].track||this.el().removeChild(i[n])},i.getVideoPlaybackQuality=function(){if("function"==typeof this.el().getVideoPlaybackQuality)return this.el().getVideoPlaybackQuality();var e={};return void 0!==this.el().webkitDroppedFrameCount&&void 0!==this.el().webkitDecodedFrameCount&&(e.droppedVideoFrames=this.el().webkitDroppedFrameCount,e.totalVideoFrames=this.el().webkitDecodedFrameCount),C.default.performance&&"function"==typeof C.default.performance.now?e.creationTime=C.default.performance.now():C.default.performance&&C.default.performance.timing&&"number"==typeof C.default.performance.timing.navigationStart&&(e.creationTime=C.default.Date.now()-C.default.performance.timing.navigationStart),e},t}(Ui);Ir(Lr,"TEST_VID",(function(){if(ke()){var e=k.default.createElement("video"),t=k.default.createElement("track");return t.kind="captions",t.srclang="en",t.label="English",e.appendChild(t),e}})),Lr.isSupported=function(){try{Lr.TEST_VID.volume=.5}catch(e){return!1}return!(!Lr.TEST_VID||!Lr.TEST_VID.canPlayType)},Lr.canPlayType=function(e){return Lr.TEST_VID.canPlayType(e)},Lr.canPlaySource=function(e,t){return Lr.canPlayType(e.type)},Lr.canControlVolume=function(){try{var e=Lr.TEST_VID.volume;return Lr.TEST_VID.volume=e/2+.1,e!==Lr.TEST_VID.volume}catch(e){return!1}},Lr.canMuteVolume=function(){try{var e=Lr.TEST_VID.muted;return Lr.TEST_VID.muted=!e,Lr.TEST_VID.muted?Ve(Lr.TEST_VID,"muted","muted"):He(Lr.TEST_VID,"muted"),e!==Lr.TEST_VID.muted}catch(e){return!1}},Lr.canControlPlaybackRate=function(){if(le&&pe&&me<58)return!1;try{var e=Lr.TEST_VID.playbackRate;return Lr.TEST_VID.playbackRate=e/2+.1,e!==Lr.TEST_VID.playbackRate}catch(e){return!1}},Lr.canOverrideAttributes=function(){try{var e=function(){};Object.defineProperty(k.default.createElement("video"),"src",{get:e,set:e}),Object.defineProperty(k.default.createElement("audio"),"src",{get:e,set:e}),Object.defineProperty(k.default.createElement("video"),"innerHTML",{get:e,set:e}),Object.defineProperty(k.default.createElement("audio"),"innerHTML",{get:e,set:e})}catch(e){return!1}return!0},Lr.supportsNativeTextTracks=function(){return Ee||Te&&pe},Lr.supportsNativeVideoTracks=function(){return!(!Lr.TEST_VID||!Lr.TEST_VID.videoTracks)},Lr.supportsNativeAudioTracks=function(){return!(!Lr.TEST_VID||!Lr.TEST_VID.audioTracks)},Lr.Events=["loadstart","suspend","abort","error","emptied","stalled","loadedmetadata","loadeddata","canplay","canplaythrough","playing","waiting","seeking","seeked","ended","durationchange","timeupdate","progress","play","pause","ratechange","resize","volumechange"],[["featuresVolumeControl","canControlVolume"],["featuresMuteControl","canMuteVolume"],["featuresPlaybackRate","canControlPlaybackRate"],["featuresSourceset","canOverrideAttributes"],["featuresNativeTextTracks","supportsNativeTextTracks"],["featuresNativeVideoTracks","supportsNativeVideoTracks"],["featuresNativeAudioTracks","supportsNativeAudioTracks"]].forEach((function(e){var t=e[0],i=e[1];Ir(Lr.prototype,t,(function(){return Lr[i]()}),!0)})),Lr.prototype.movingMediaElementInDOM=!Te,Lr.prototype.featuresFullscreenResize=!0,Lr.prototype.featuresProgressEvents=!0,Lr.prototype.featuresTimeupdateEvents=!0,Lr.patchCanPlayType=function(){he>=4&&!ce&&!pe&&(Tr=Lr.TEST_VID&&Lr.TEST_VID.constructor.prototype.canPlayType,Lr.TEST_VID.constructor.prototype.canPlayType=function(e){return e&&/^application\/(?:x-|vnd\.apple\.)mpegurl/i.test(e)?"maybe":Tr.call(this,e)})},Lr.unpatchCanPlayType=function(){var e=Lr.TEST_VID.constructor.prototype.canPlayType;return Tr&&(Lr.TEST_VID.constructor.prototype.canPlayType=Tr),e},Lr.patchCanPlayType(),Lr.disposeMediaElement=function(e){if(e){for(e.parentNode&&e.parentNode.removeChild(e);e.hasChildNodes();)e.removeChild(e.firstChild);e.removeAttribute("src"),"function"==typeof e.load&&function(){try{e.load()}catch(e){}}()}},Lr.resetMediaElement=function(e){if(e){for(var t=e.querySelectorAll("source"),i=t.length;i--;)e.removeChild(t[i]);e.removeAttribute("src"),"function"==typeof e.load&&function(){try{e.load()}catch(e){}}()}},["muted","defaultMuted","autoplay","controls","loop","playsinline"].forEach((function(e){Lr.prototype[e]=function(){return this.el_[e]||this.el_.hasAttribute(e)}})),["muted","defaultMuted","autoplay","loop","playsinline"].forEach((function(e){Lr.prototype["set"+Ht(e)]=function(t){this.el_[e]=t,t?this.el_.setAttribute(e,e):this.el_.removeAttribute(e)}})),["paused","currentTime","buffered","volume","poster","preload","error","seeking","seekable","ended","playbackRate","defaultPlaybackRate","disablePictureInPicture","played","networkState","readyState","videoWidth","videoHeight","crossOrigin"].forEach((function(e){Lr.prototype[e]=function(){return this.el_[e]}})),["volume","src","poster","preload","playbackRate","defaultPlaybackRate","disablePictureInPicture","crossOrigin"].forEach((function(e){Lr.prototype["set"+Ht(e)]=function(t){this.el_[e]=t}})),["pause","load","play"].forEach((function(e){Lr.prototype[e]=function(){return this.el_[e]()}})),Ui.withSourceHandlers(Lr),Lr.nativeSourceHandler={},Lr.nativeSourceHandler.canPlayType=function(e){try{return Lr.TEST_VID.canPlayType(e)}catch(e){return""}},Lr.nativeSourceHandler.canHandleSource=function(e,t){if(e.type)return Lr.nativeSourceHandler.canPlayType(e.type);if(e.src){var i=Ei(e.src);return Lr.nativeSourceHandler.canPlayType("video/"+i)}return""},Lr.nativeSourceHandler.handleSource=function(e,t,i){t.setSrc(e.src)},Lr.nativeSourceHandler.dispose=function(){},Lr.registerSourceHandler(Lr.nativeSourceHandler),Ui.registerTech("Html5",Lr);var xr=["progress","abort","suspend","emptied","stalled","loadedmetadata","loadeddata","timeupdate","resize","volumechange","texttrackchange"],Rr={canplay:"CanPlay",canplaythrough:"CanPlayThrough",playing:"Playing",seeked:"Seeked"},Dr=["tiny","xsmall","small","medium","large","xlarge","huge"],Or={};Dr.forEach((function(e){var t="x"===e.charAt(0)?"x-"+e.substring(1):e;Or[e]="vjs-layout-"+t}));var Ur={tiny:210,xsmall:320,small:425,medium:768,large:1440,xlarge:2560,huge:1/0},Mr=function(e){function t(i,n,r){var a;if(i.id=i.id||n.id||"vjs_video_"+ct(),(n=Z(t.getTagSettings(i),n)).initChildren=!1,n.createEl=!1,n.evented=!1,n.reportTouchActivity=!1,!n.language)if("function"==typeof i.closest){var s=i.closest("[lang]");s&&s.getAttribute&&(n.language=s.getAttribute("lang"))}else for(var o=i;o&&1===o.nodeType;){if(Ne(o).hasOwnProperty("lang")){n.language=o.getAttribute("lang");break}o=o.parentNode}if((a=e.call(this,null,n,r)||this).boundDocumentFullscreenChange_=function(e){return a.documentFullscreenChange_(e)},a.boundFullWindowOnEscKey_=function(e){return a.fullWindowOnEscKey(e)},a.boundUpdateStyleEl_=function(e){return a.updateStyleEl_(e)},a.boundApplyInitTime_=function(e){return a.applyInitTime_(e)},a.boundUpdateCurrentBreakpoint_=function(e){return a.updateCurrentBreakpoint_(e)},a.boundHandleTechClick_=function(e){return a.handleTechClick_(e)},a.boundHandleTechDoubleClick_=function(e){return a.handleTechDoubleClick_(e)},a.boundHandleTechTouchStart_=function(e){return a.handleTechTouchStart_(e)},a.boundHandleTechTouchMove_=function(e){return a.handleTechTouchMove_(e)},a.boundHandleTechTouchEnd_=function(e){return a.handleTechTouchEnd_(e)},a.boundHandleTechTap_=function(e){return a.handleTechTap_(e)},a.isFullscreen_=!1,a.log=X(a.id_),a.fsApi_=H,a.isPosterFromTech_=!1,a.queuedCallbacks_=[],a.isReady_=!1,a.hasStarted_=!1,a.userActive_=!1,a.debugEnabled_=!1,!a.options_||!a.options_.techOrder||!a.options_.techOrder.length)throw new Error("No techOrder specified. Did you overwrite videojs.options instead of just changing the properties you want to override?");if(a.tag=i,a.tagAttributes=i&&Ne(i),a.language(a.options_.language),n.languages){var u={};Object.getOwnPropertyNames(n.languages).forEach((function(e){u[e.toLowerCase()]=n.languages[e]})),a.languages_=u}else a.languages_=t.prototype.options_.languages;a.resetCache_(),a.poster_=n.poster||"",a.controls_=!!n.controls,i.controls=!1,i.removeAttribute("controls"),a.changingSrc_=!1,a.playCallbacks_=[],a.playTerminatedQueue_=[],i.hasAttribute("autoplay")?a.autoplay(!0):a.autoplay(a.options_.autoplay),n.plugins&&Object.keys(n.plugins).forEach((function(e){if("function"!=typeof a[e])throw new Error('plugin "'+e+'" does not exist')})),a.scrubbing_=!1,a.el_=a.createEl(),Bt(I.default(a),{eventBusKey:"el_"}),a.fsApi_.requestFullscreen&&(yt(k.default,a.fsApi_.fullscreenchange,a.boundDocumentFullscreenChange_),a.on(a.fsApi_.fullscreenchange,a.boundDocumentFullscreenChange_)),a.fluid_&&a.on(["playerreset","resize"],a.boundUpdateStyleEl_);var l=zt(a.options_);n.plugins&&Object.keys(n.plugins).forEach((function(e){a[e](n.plugins[e])})),n.debug&&a.debug(!0),a.options_.playerOptions=l,a.middleware_=[],a.playbackRates(n.playbackRates),a.initChildren(),a.isAudio("audio"===i.nodeName.toLowerCase()),a.controls()?a.addClass("vjs-controls-enabled"):a.addClass("vjs-controls-disabled"),a.el_.setAttribute("role","region"),a.isAudio()?a.el_.setAttribute("aria-label",a.localize("Audio Player")):a.el_.setAttribute("aria-label",a.localize("Video Player")),a.isAudio()&&a.addClass("vjs-audio"),a.flexNotSupported_()&&a.addClass("vjs-no-flex"),ye&&a.addClass("vjs-touch-enabled"),Te||a.addClass("vjs-workinghover"),t.players[a.id_]=I.default(a);var h="7.15.4".split(".")[0];return a.addClass("vjs-v"+h),a.userActive(!0),a.reportUserActivity(),a.one("play",(function(e){return a.listenForUserActivity_(e)})),a.on("stageclick",(function(e){return a.handleStageClick_(e)})),a.on("keydown",(function(e){return a.handleKeyDown(e)})),a.on("languagechange",(function(e){return a.handleLanguagechange(e)})),a.breakpoints(a.options_.breakpoints),a.responsive(a.options_.responsive),a}L.default(t,e);var i=t.prototype;return i.dispose=function(){var i=this;this.trigger("dispose"),this.off("dispose"),bt(k.default,this.fsApi_.fullscreenchange,this.boundDocumentFullscreenChange_),bt(k.default,"keydown",this.boundFullWindowOnEscKey_),this.styleEl_&&this.styleEl_.parentNode&&(this.styleEl_.parentNode.removeChild(this.styleEl_),this.styleEl_=null),t.players[this.id_]=null,this.tag&&this.tag.player&&(this.tag.player=null),this.el_&&this.el_.player&&(this.el_.player=null),this.tech_&&(this.tech_.dispose(),this.isPosterFromTech_=!1,this.poster_=""),this.playerElIngest_&&(this.playerElIngest_=null),this.tag&&(this.tag=null),Fi[this.id()]=null,Oi.names.forEach((function(e){var t=Oi[e],n=i[t.getterName]();n&&n.off&&n.off()})),e.prototype.dispose.call(this)},i.createEl=function(){var t,i=this.tag,n=this.playerElIngest_=i.parentNode&&i.parentNode.hasAttribute&&i.parentNode.hasAttribute("data-vjs-player"),r="video-js"===this.tag.tagName.toLowerCase();n?t=this.el_=i.parentNode:r||(t=this.el_=e.prototype.createEl.call(this,"div"));var a=Ne(i);if(r){for(t=this.el_=i,i=this.tag=k.default.createElement("video");t.children.length;)i.appendChild(t.firstChild);Oe(t,"video-js")||Ue(t,"video-js"),t.appendChild(i),n=this.playerElIngest_=t,Object.keys(t).forEach((function(e){try{i[e]=t[e]}catch(e){}}))}if(i.setAttribute("tabindex","-1"),a.tabindex="-1",(_e||pe&&ve)&&(i.setAttribute("role","application"),a.role="application"),i.removeAttribute("width"),i.removeAttribute("height"),"width"in a&&delete a.width,"height"in a&&delete a.height,Object.getOwnPropertyNames(a).forEach((function(e){r&&"class"===e||t.setAttribute(e,a[e]),r&&i.setAttribute(e,a[e])})),i.playerId=i.id,i.id+="_html5_api",i.className="vjs-tech",i.player=t.player=this,this.addClass("vjs-paused"),!0!==C.default.VIDEOJS_NO_DYNAMIC_STYLE){this.styleEl_=lt("vjs-styles-dimensions");var s=tt(".vjs-styles-defaults"),o=tt("head");o.insertBefore(this.styleEl_,s?s.nextSibling:o.firstChild)}this.fill_=!1,this.fluid_=!1,this.width(this.options_.width),this.height(this.options_.height),this.fill(this.options_.fill),this.fluid(this.options_.fluid),this.aspectRatio(this.options_.aspectRatio),this.crossOrigin(this.options_.crossOrigin||this.options_.crossorigin);for(var u=i.getElementsByTagName("a"),l=0;l0?this.videoWidth()+":"+this.videoHeight():"16:9").split(":"),r=n[1]/n[0];e=void 0!==this.width_?this.width_:void 0!==this.height_?this.height_/r:this.videoWidth()||300,t=void 0!==this.height_?this.height_:e*r,i=/^[^a-zA-Z]/.test(this.id())?"dimensions-"+this.id():this.id()+"-dimensions",this.addClass(i),ht(this.styleEl_,"\n ."+i+" {\n width: "+e+"px;\n height: "+t+"px;\n }\n\n ."+i+".vjs-fluid {\n padding-top: "+100*r+"%;\n }\n ")}else{var a="number"==typeof this.width_?this.width_:this.options_.width,s="number"==typeof this.height_?this.height_:this.options_.height,o=this.tech_&&this.tech_.el();o&&(a>=0&&(o.width=a),s>=0&&(o.height=s))}},i.loadTech_=function(e,t){var i=this;this.tech_&&this.unloadTech_();var n=Ht(e),r=e.charAt(0).toLowerCase()+e.slice(1);"Html5"!==n&&this.tag&&(Ui.getTech("Html5").disposeMediaElement(this.tag),this.tag.player=null,this.tag=null),this.techName_=n,this.isReady_=!1;var a=this.autoplay();("string"==typeof this.autoplay()||!0===this.autoplay()&&this.options_.normalizeAutoplay)&&(a=!1);var s={source:t,autoplay:a,nativeControlsForTouch:this.options_.nativeControlsForTouch,playerId:this.id(),techId:this.id()+"_"+r+"_api",playsinline:this.options_.playsinline,preload:this.options_.preload,loop:this.options_.loop,disablePictureInPicture:this.options_.disablePictureInPicture,muted:this.options_.muted,poster:this.poster(),language:this.language(),playerElIngest:this.playerElIngest_||!1,"vtt.js":this.options_["vtt.js"],canOverridePoster:!!this.options_.techCanOverridePoster,enableSourceset:this.options_.enableSourceset,Promise:this.options_.Promise};Oi.names.forEach((function(e){var t=Oi[e];s[t.getterName]=i[t.privateName]})),Z(s,this.options_[n]),Z(s,this.options_[r]),Z(s,this.options_[e.toLowerCase()]),this.tag&&(s.tag=this.tag),t&&t.src===this.cache_.src&&this.cache_.currentTime>0&&(s.startTime=this.cache_.currentTime);var o=Ui.getTech(e);if(!o)throw new Error("No Tech named '"+n+"' exists! '"+n+"' should be registered using videojs.registerTech()'");this.tech_=new o(s),this.tech_.ready(Ct(this,this.handleTechReady_),!0),ai(this.textTracksJson_||[],this.tech_),xr.forEach((function(e){i.on(i.tech_,e,(function(t){return i["handleTech"+Ht(e)+"_"](t)}))})),Object.keys(Rr).forEach((function(e){i.on(i.tech_,e,(function(t){0===i.tech_.playbackRate()&&i.tech_.seeking()?i.queuedCallbacks_.push({callback:i["handleTech"+Rr[e]+"_"].bind(i),event:t}):i["handleTech"+Rr[e]+"_"](t)}))})),this.on(this.tech_,"loadstart",(function(e){return i.handleTechLoadStart_(e)})),this.on(this.tech_,"sourceset",(function(e){return i.handleTechSourceset_(e)})),this.on(this.tech_,"waiting",(function(e){return i.handleTechWaiting_(e)})),this.on(this.tech_,"ended",(function(e){return i.handleTechEnded_(e)})),this.on(this.tech_,"seeking",(function(e){return i.handleTechSeeking_(e)})),this.on(this.tech_,"play",(function(e){return i.handleTechPlay_(e)})),this.on(this.tech_,"firstplay",(function(e){return i.handleTechFirstPlay_(e)})),this.on(this.tech_,"pause",(function(e){return i.handleTechPause_(e)})),this.on(this.tech_,"durationchange",(function(e){return i.handleTechDurationChange_(e)})),this.on(this.tech_,"fullscreenchange",(function(e,t){return i.handleTechFullscreenChange_(e,t)})),this.on(this.tech_,"fullscreenerror",(function(e,t){return i.handleTechFullscreenError_(e,t)})),this.on(this.tech_,"enterpictureinpicture",(function(e){return i.handleTechEnterPictureInPicture_(e)})),this.on(this.tech_,"leavepictureinpicture",(function(e){return i.handleTechLeavePictureInPicture_(e)})),this.on(this.tech_,"error",(function(e){return i.handleTechError_(e)})),this.on(this.tech_,"posterchange",(function(e){return i.handleTechPosterChange_(e)})),this.on(this.tech_,"textdata",(function(e){return i.handleTechTextData_(e)})),this.on(this.tech_,"ratechange",(function(e){return i.handleTechRateChange_(e)})),this.on(this.tech_,"loadedmetadata",this.boundUpdateStyleEl_),this.usingNativeControls(this.techGet_("controls")),this.controls()&&!this.usingNativeControls()&&this.addTechControlsListeners_(),this.tech_.el().parentNode===this.el()||"Html5"===n&&this.tag||De(this.tech_.el(),this.el()),this.tag&&(this.tag.player=null,this.tag=null)},i.unloadTech_=function(){var e=this;Oi.names.forEach((function(t){var i=Oi[t];e[i.privateName]=e[i.getterName]()})),this.textTracksJson_=ri(this.tech_),this.isReady_=!1,this.tech_.dispose(),this.tech_=!1,this.isPosterFromTech_&&(this.poster_="",this.trigger("posterchange")),this.isPosterFromTech_=!1},i.tech=function(e){return void 0===e&&K.warn("Using the tech directly can be dangerous. I hope you know what you're doing.\nSee https://github.com/videojs/video.js/issues/2617 for more info.\n"),this.tech_},i.addTechControlsListeners_=function(){this.removeTechControlsListeners_(),this.on(this.tech_,"click",this.boundHandleTechClick_),this.on(this.tech_,"dblclick",this.boundHandleTechDoubleClick_),this.on(this.tech_,"touchstart",this.boundHandleTechTouchStart_),this.on(this.tech_,"touchmove",this.boundHandleTechTouchMove_),this.on(this.tech_,"touchend",this.boundHandleTechTouchEnd_),this.on(this.tech_,"tap",this.boundHandleTechTap_)},i.removeTechControlsListeners_=function(){this.off(this.tech_,"tap",this.boundHandleTechTap_),this.off(this.tech_,"touchstart",this.boundHandleTechTouchStart_),this.off(this.tech_,"touchmove",this.boundHandleTechTouchMove_),this.off(this.tech_,"touchend",this.boundHandleTechTouchEnd_),this.off(this.tech_,"click",this.boundHandleTechClick_),this.off(this.tech_,"dblclick",this.boundHandleTechDoubleClick_)},i.handleTechReady_=function(){this.triggerReady(),this.cache_.volume&&this.techCall_("setVolume",this.cache_.volume),this.handleTechPosterChange_(),this.handleTechDurationChange_()},i.handleTechLoadStart_=function(){this.removeClass("vjs-ended"),this.removeClass("vjs-seeking"),this.error(null),this.handleTechDurationChange_(),this.paused()?(this.hasStarted(!1),this.trigger("loadstart")):(this.trigger("loadstart"),this.trigger("firstplay")),this.manualAutoplay_(!0===this.autoplay()&&this.options_.normalizeAutoplay?"play":this.autoplay())},i.manualAutoplay_=function(e){var t=this;if(this.tech_&&"string"==typeof e){var i,n=function(){var e=t.muted();t.muted(!0);var i=function(){t.muted(e)};t.playTerminatedQueue_.push(i);var n=t.play();if(ti(n))return n.catch((function(e){throw i(),new Error("Rejection at manualAutoplay. Restoring muted value. "+(e||""))}))};if("any"!==e||this.muted()?i="muted"!==e||this.muted()?this.play():n():ti(i=this.play())&&(i=i.catch(n)),ti(i))return i.then((function(){t.trigger({type:"autoplay-success",autoplay:e})})).catch((function(){t.trigger({type:"autoplay-failure",autoplay:e})}))}},i.updateSourceCaches_=function(e){void 0===e&&(e="");var t=e,i="";"string"!=typeof t&&(t=e.src,i=e.type),this.cache_.source=this.cache_.source||{},this.cache_.sources=this.cache_.sources||[],t&&!i&&(i=function(e,t){if(!t)return"";if(e.cache_.source.src===t&&e.cache_.source.type)return e.cache_.source.type;var i=e.cache_.sources.filter((function(e){return e.src===t}));if(i.length)return i[0].type;for(var n=e.$$("source"),r=0;r0&&0===this.cache_.lastPlaybackRate&&(this.queuedCallbacks_.forEach((function(e){return e.callback(e.event)})),this.queuedCallbacks_=[]),this.cache_.lastPlaybackRate=this.tech_.playbackRate(),this.trigger("ratechange")},i.handleTechWaiting_=function(){var e=this;this.addClass("vjs-waiting"),this.trigger("waiting");var t=this.currentTime();this.on("timeupdate",(function i(){t!==e.currentTime()&&(e.removeClass("vjs-waiting"),e.off("timeupdate",i))}))},i.handleTechCanPlay_=function(){this.removeClass("vjs-waiting"),this.trigger("canplay")},i.handleTechCanPlayThrough_=function(){this.removeClass("vjs-waiting"),this.trigger("canplaythrough")},i.handleTechPlaying_=function(){this.removeClass("vjs-waiting"),this.trigger("playing")},i.handleTechSeeking_=function(){this.addClass("vjs-seeking"),this.trigger("seeking")},i.handleTechSeeked_=function(){this.removeClass("vjs-seeking"),this.removeClass("vjs-ended"),this.trigger("seeked")},i.handleTechFirstPlay_=function(){this.options_.starttime&&(K.warn("Passing the `starttime` option to the player will be deprecated in 6.0"),this.currentTime(this.options_.starttime)),this.addClass("vjs-has-started"),this.trigger("firstplay")},i.handleTechPause_=function(){this.removeClass("vjs-playing"),this.addClass("vjs-paused"),this.trigger("pause")},i.handleTechEnded_=function(){this.addClass("vjs-ended"),this.removeClass("vjs-waiting"),this.options_.loop?(this.currentTime(0),this.play()):this.paused()||this.pause(),this.trigger("ended")},i.handleTechDurationChange_=function(){this.duration(this.techGet_("duration"))},i.handleTechClick_=function(e){this.controls_&&(this.paused()?ii(this.play()):this.pause())},i.handleTechDoubleClick_=function(e){this.controls_&&(Array.prototype.some.call(this.$$(".vjs-control-bar, .vjs-modal-dialog"),(function(t){return t.contains(e.target)}))||void 0!==this.options_&&void 0!==this.options_.userActions&&void 0!==this.options_.userActions.doubleClick&&!1===this.options_.userActions.doubleClick||(void 0!==this.options_&&void 0!==this.options_.userActions&&"function"==typeof this.options_.userActions.doubleClick?this.options_.userActions.doubleClick.call(this,e):this.isFullscreen()?this.exitFullscreen():this.requestFullscreen()))},i.handleTechTap_=function(){this.userActive(!this.userActive())},i.handleTechTouchStart_=function(){this.userWasActive=this.userActive()},i.handleTechTouchMove_=function(){this.userWasActive&&this.reportUserActivity()},i.handleTechTouchEnd_=function(e){e.cancelable&&e.preventDefault()},i.handleStageClick_=function(){this.reportUserActivity()},i.toggleFullscreenClass_=function(){this.isFullscreen()?this.addClass("vjs-fullscreen"):this.removeClass("vjs-fullscreen")},i.documentFullscreenChange_=function(e){var t=e.target.player;if(!t||t===this){var i=this.el(),n=k.default[this.fsApi_.fullscreenElement]===i;!n&&i.matches?n=i.matches(":"+this.fsApi_.fullscreen):!n&&i.msMatchesSelector&&(n=i.msMatchesSelector(":"+this.fsApi_.fullscreen)),this.isFullscreen(n)}},i.handleTechFullscreenChange_=function(e,t){t&&(t.nativeIOSFullscreen&&this.toggleClass("vjs-ios-native-fs"),this.isFullscreen(t.isFullscreen))},i.handleTechFullscreenError_=function(e,t){this.trigger("fullscreenerror",t)},i.togglePictureInPictureClass_=function(){this.isInPictureInPicture()?this.addClass("vjs-picture-in-picture"):this.removeClass("vjs-picture-in-picture")},i.handleTechEnterPictureInPicture_=function(e){this.isInPictureInPicture(!0)},i.handleTechLeavePictureInPicture_=function(e){this.isInPictureInPicture(!1)},i.handleTechError_=function(){var e=this.tech_.error();this.error(e)},i.handleTechTextData_=function(){var e=null;arguments.length>1&&(e=arguments[1]),this.trigger("textdata",e)},i.getCache=function(){return this.cache_},i.resetCache_=function(){this.cache_={currentTime:0,initTime:0,inactivityTimeout:this.options_.inactivityTimeout,duration:NaN,lastVolume:1,lastPlaybackRate:this.defaultPlaybackRate(),media:null,src:"",source:{},sources:[],playbackRates:[],volume:1}},i.techCall_=function(e,t){this.ready((function(){if(e in Hi)return function(e,t,i,n){return t[i](e.reduce(Gi(i),n))}(this.middleware_,this.tech_,e,t);if(e in zi)return ji(this.middleware_,this.tech_,e,t);try{this.tech_&&this.tech_[e](t)}catch(e){throw K(e),e}}),!0)},i.techGet_=function(e){if(this.tech_&&this.tech_.isReady_){if(e in Vi)return function(e,t,i){return e.reduceRight(Gi(i),t[i]())}(this.middleware_,this.tech_,e);if(e in zi)return ji(this.middleware_,this.tech_,e);try{return this.tech_[e]()}catch(t){if(void 0===this.tech_[e])throw K("Video.js: "+e+" method not defined for "+this.techName_+" playback technology.",t),t;if("TypeError"===t.name)throw K("Video.js: "+e+" unavailable on "+this.techName_+" playback technology element.",t),this.tech_.isReady_=!1,t;throw K(t),t}}},i.play=function(){var e=this,t=this.options_.Promise||C.default.Promise;return t?new t((function(t){e.play_(t)})):this.play_()},i.play_=function(e){var t=this;void 0===e&&(e=ii),this.playCallbacks_.push(e);var i=Boolean(!this.changingSrc_&&(this.src()||this.currentSrc()));if(this.waitToPlay_&&(this.off(["ready","loadstart"],this.waitToPlay_),this.waitToPlay_=null),!this.isReady_||!i)return this.waitToPlay_=function(e){t.play_()},this.one(["ready","loadstart"],this.waitToPlay_),void(i||!Ee&&!Te||this.load());var n=this.techGet_("play");null===n?this.runPlayTerminatedQueue_():this.runPlayCallbacks_(n)},i.runPlayTerminatedQueue_=function(){var e=this.playTerminatedQueue_.slice(0);this.playTerminatedQueue_=[],e.forEach((function(e){e()}))},i.runPlayCallbacks_=function(e){var t=this.playCallbacks_.slice(0);this.playCallbacks_=[],this.playTerminatedQueue_=[],t.forEach((function(t){t(e)}))},i.pause=function(){this.techCall_("pause")},i.paused=function(){return!1!==this.techGet_("paused")},i.played=function(){return this.techGet_("played")||$t(0,0)},i.scrubbing=function(e){if(void 0===e)return this.scrubbing_;this.scrubbing_=!!e,this.techCall_("setScrubbing",this.scrubbing_),e?this.addClass("vjs-scrubbing"):this.removeClass("vjs-scrubbing")},i.currentTime=function(e){return void 0!==e?(e<0&&(e=0),this.isReady_&&!this.changingSrc_&&this.tech_&&this.tech_.isReady_?(this.techCall_("setCurrentTime",e),void(this.cache_.initTime=0)):(this.cache_.initTime=e,this.off("canplay",this.boundApplyInitTime_),void this.one("canplay",this.boundApplyInitTime_))):(this.cache_.currentTime=this.techGet_("currentTime")||0,this.cache_.currentTime)},i.applyInitTime_=function(){this.currentTime(this.cache_.initTime)},i.duration=function(e){if(void 0===e)return void 0!==this.cache_.duration?this.cache_.duration:NaN;(e=parseFloat(e))<0&&(e=1/0),e!==this.cache_.duration&&(this.cache_.duration=e,e===1/0?this.addClass("vjs-live"):this.removeClass("vjs-live"),isNaN(e)||this.trigger("durationchange"))},i.remainingTime=function(){return this.duration()-this.currentTime()},i.remainingTimeDisplay=function(){return Math.floor(this.duration())-Math.floor(this.currentTime())},i.buffered=function(){var e=this.techGet_("buffered");return e&&e.length||(e=$t(0,0)),e},i.bufferedPercent=function(){return Jt(this.buffered(),this.duration())},i.bufferedEnd=function(){var e=this.buffered(),t=this.duration(),i=e.end(e.length-1);return i>t&&(i=t),i},i.volume=function(e){var t;return void 0!==e?(t=Math.max(0,Math.min(1,parseFloat(e))),this.cache_.volume=t,this.techCall_("setVolume",t),void(t>0&&this.lastVolume_(t))):(t=parseFloat(this.techGet_("volume")),isNaN(t)?1:t)},i.muted=function(e){if(void 0===e)return this.techGet_("muted")||!1;this.techCall_("setMuted",e)},i.defaultMuted=function(e){return void 0!==e?this.techCall_("setDefaultMuted",e):this.techGet_("defaultMuted")||!1},i.lastVolume_=function(e){if(void 0===e||0===e)return this.cache_.lastVolume;this.cache_.lastVolume=e},i.supportsFullScreen=function(){return this.techGet_("supportsFullScreen")||!1},i.isFullscreen=function(e){if(void 0!==e){var t=this.isFullscreen_;return this.isFullscreen_=Boolean(e),this.isFullscreen_!==t&&this.fsApi_.prefixed&&this.trigger("fullscreenchange"),void this.toggleFullscreenClass_()}return this.isFullscreen_},i.requestFullscreen=function(e){var t=this.options_.Promise||C.default.Promise;if(t){var i=this;return new t((function(t,n){function r(){i.off("fullscreenerror",s),i.off("fullscreenchange",a)}function a(){r(),t()}function s(e,t){r(),n(t)}i.one("fullscreenchange",a),i.one("fullscreenerror",s);var o=i.requestFullscreenHelper_(e);o&&(o.then(r,r),o.then(t,n))}))}return this.requestFullscreenHelper_()},i.requestFullscreenHelper_=function(e){var t,i=this;if(this.fsApi_.prefixed||(t=this.options_.fullscreen&&this.options_.fullscreen.options||{},void 0!==e&&(t=e)),this.fsApi_.requestFullscreen){var n=this.el_[this.fsApi_.requestFullscreen](t);return n&&n.then((function(){return i.isFullscreen(!0)}),(function(){return i.isFullscreen(!1)})),n}this.tech_.supportsFullScreen()&&!0==!this.options_.preferFullWindow?this.techCall_("enterFullScreen"):this.enterFullWindow()},i.exitFullscreen=function(){var e=this.options_.Promise||C.default.Promise;if(e){var t=this;return new e((function(e,i){function n(){t.off("fullscreenerror",a),t.off("fullscreenchange",r)}function r(){n(),e()}function a(e,t){n(),i(t)}t.one("fullscreenchange",r),t.one("fullscreenerror",a);var s=t.exitFullscreenHelper_();s&&(s.then(n,n),s.then(e,i))}))}return this.exitFullscreenHelper_()},i.exitFullscreenHelper_=function(){var e=this;if(this.fsApi_.requestFullscreen){var t=k.default[this.fsApi_.exitFullscreen]();return t&&ii(t.then((function(){return e.isFullscreen(!1)}))),t}this.tech_.supportsFullScreen()&&!0==!this.options_.preferFullWindow?this.techCall_("exitFullScreen"):this.exitFullWindow()},i.enterFullWindow=function(){this.isFullscreen(!0),this.isFullWindow=!0,this.docOrigOverflow=k.default.documentElement.style.overflow,yt(k.default,"keydown",this.boundFullWindowOnEscKey_),k.default.documentElement.style.overflow="hidden",Ue(k.default.body,"vjs-full-window"),this.trigger("enterFullWindow")},i.fullWindowOnEscKey=function(e){R.default.isEventKey(e,"Esc")&&!0===this.isFullscreen()&&(this.isFullWindow?this.exitFullWindow():this.exitFullscreen())},i.exitFullWindow=function(){this.isFullscreen(!1),this.isFullWindow=!1,bt(k.default,"keydown",this.boundFullWindowOnEscKey_),k.default.documentElement.style.overflow=this.docOrigOverflow,Me(k.default.body,"vjs-full-window"),this.trigger("exitFullWindow")},i.disablePictureInPicture=function(e){if(void 0===e)return this.techGet_("disablePictureInPicture");this.techCall_("setDisablePictureInPicture",e),this.options_.disablePictureInPicture=e,this.trigger("disablepictureinpicturechanged")},i.isInPictureInPicture=function(e){return void 0!==e?(this.isInPictureInPicture_=!!e,void this.togglePictureInPictureClass_()):!!this.isInPictureInPicture_},i.requestPictureInPicture=function(){if("pictureInPictureEnabled"in k.default&&!1===this.disablePictureInPicture())return this.techGet_("requestPictureInPicture")},i.exitPictureInPicture=function(){if("pictureInPictureEnabled"in k.default)return k.default.exitPictureInPicture()},i.handleKeyDown=function(e){var t=this.options_.userActions;if(t&&t.hotkeys){(function(e){var t=e.tagName.toLowerCase();if(e.isContentEditable)return!0;if("input"===t)return-1===["button","checkbox","hidden","radio","reset","submit"].indexOf(e.type);return-1!==["textarea"].indexOf(t)})(this.el_.ownerDocument.activeElement)||("function"==typeof t.hotkeys?t.hotkeys.call(this,e):this.handleHotkeys(e))}},i.handleHotkeys=function(e){var t=this.options_.userActions?this.options_.userActions.hotkeys:{},i=t.fullscreenKey,n=void 0===i?function(e){return R.default.isEventKey(e,"f")}:i,r=t.muteKey,a=void 0===r?function(e){return R.default.isEventKey(e,"m")}:r,s=t.playPauseKey,o=void 0===s?function(e){return R.default.isEventKey(e,"k")||R.default.isEventKey(e,"Space")}:s;if(n.call(this,e)){e.preventDefault(),e.stopPropagation();var u=Kt.getComponent("FullscreenToggle");!1!==k.default[this.fsApi_.fullscreenEnabled]&&u.prototype.handleClick.call(this,e)}else if(a.call(this,e)){e.preventDefault(),e.stopPropagation(),Kt.getComponent("MuteToggle").prototype.handleClick.call(this,e)}else if(o.call(this,e)){e.preventDefault(),e.stopPropagation(),Kt.getComponent("PlayToggle").prototype.handleClick.call(this,e)}},i.canPlayType=function(e){for(var t,i=0,n=this.options_.techOrder;i1?i.handleSrc_(n.slice(1)):(i.changingSrc_=!1,i.setTimeout((function(){this.error({code:4,message:this.localize(this.options_.notSupportedMessage)})}),0),void i.triggerReady());a=r,s=i.tech_,a.forEach((function(e){return e.setTech&&e.setTech(s)}))})),this.options_.retryOnError&&n.length>1){var r=function(){i.error(null),i.handleSrc_(n.slice(1),!0)},a=function(){i.off("error",r)};this.one("error",r),this.one("playing",a),this.resetRetryOnError_=function(){i.off("error",r),i.off("playing",a)}}}else this.setTimeout((function(){this.error({code:4,message:this.localize(this.options_.notSupportedMessage)})}),0)},i.src=function(e){return this.handleSrc_(e,!1)},i.src_=function(e){var t,i,n=this,r=this.selectSource([e]);return!r||(t=r.tech,i=this.techName_,Ht(t)!==Ht(i)?(this.changingSrc_=!0,this.loadTech_(r.tech,r.source),this.tech_.ready((function(){n.changingSrc_=!1})),!1):(this.ready((function(){this.tech_.constructor.prototype.hasOwnProperty("setSource")?this.techCall_("setSource",e):this.techCall_("src",e.src),this.changingSrc_=!1}),!0),!1))},i.load=function(){this.techCall_("load")},i.reset=function(){var e=this,t=this.options_.Promise||C.default.Promise;this.paused()||!t?this.doReset_():ii(this.play().then((function(){return e.doReset_()})))},i.doReset_=function(){this.tech_&&this.tech_.clearTracks("text"),this.resetCache_(),this.poster(""),this.loadTech_(this.options_.techOrder[0],null),this.techCall_("reset"),this.resetControlBarUI_(),Lt(this)&&this.trigger("playerreset")},i.resetControlBarUI_=function(){this.resetProgressBar_(),this.resetPlaybackRate_(),this.resetVolumeBar_()},i.resetProgressBar_=function(){this.currentTime(0);var e=this.controlBar,t=e.durationDisplay,i=e.remainingTimeDisplay;t&&t.updateContent(),i&&i.updateContent()},i.resetPlaybackRate_=function(){this.playbackRate(this.defaultPlaybackRate()),this.handleTechRateChange_()},i.resetVolumeBar_=function(){this.volume(1),this.trigger("volumechange")},i.currentSources=function(){var e=this.currentSource(),t=[];return 0!==Object.keys(e).length&&t.push(e),this.cache_.sources||t},i.currentSource=function(){return this.cache_.source||{}},i.currentSrc=function(){return this.currentSource()&&this.currentSource().src||""},i.currentType=function(){return this.currentSource()&&this.currentSource().type||""},i.preload=function(e){return void 0!==e?(this.techCall_("setPreload",e),void(this.options_.preload=e)):this.techGet_("preload")},i.autoplay=function(e){if(void 0===e)return this.options_.autoplay||!1;var t;"string"==typeof e&&/(any|play|muted)/.test(e)||!0===e&&this.options_.normalizeAutoplay?(this.options_.autoplay=e,this.manualAutoplay_("string"==typeof e?e:"play"),t=!1):this.options_.autoplay=!!e,t=void 0===t?this.options_.autoplay:t,this.tech_&&this.techCall_("setAutoplay",t)},i.playsinline=function(e){return void 0!==e?(this.techCall_("setPlaysinline",e),this.options_.playsinline=e,this):this.techGet_("playsinline")},i.loop=function(e){return void 0!==e?(this.techCall_("setLoop",e),void(this.options_.loop=e)):this.techGet_("loop")},i.poster=function(e){if(void 0===e)return this.poster_;e||(e=""),e!==this.poster_&&(this.poster_=e,this.techCall_("setPoster",e),this.isPosterFromTech_=!1,this.trigger("posterchange"))},i.handleTechPosterChange_=function(){if((!this.poster_||this.options_.techCanOverridePoster)&&this.tech_&&this.tech_.poster){var e=this.tech_.poster()||"";e!==this.poster_&&(this.poster_=e,this.isPosterFromTech_=!0,this.trigger("posterchange"))}},i.controls=function(e){if(void 0===e)return!!this.controls_;e=!!e,this.controls_!==e&&(this.controls_=e,this.usingNativeControls()&&this.techCall_("setControls",e),this.controls_?(this.removeClass("vjs-controls-disabled"),this.addClass("vjs-controls-enabled"),this.trigger("controlsenabled"),this.usingNativeControls()||this.addTechControlsListeners_()):(this.removeClass("vjs-controls-enabled"),this.addClass("vjs-controls-disabled"),this.trigger("controlsdisabled"),this.usingNativeControls()||this.removeTechControlsListeners_()))},i.usingNativeControls=function(e){if(void 0===e)return!!this.usingNativeControls_;e=!!e,this.usingNativeControls_!==e&&(this.usingNativeControls_=e,this.usingNativeControls_?(this.addClass("vjs-using-native-controls"),this.trigger("usingnativecontrols")):(this.removeClass("vjs-using-native-controls"),this.trigger("usingcustomcontrols")))},i.error=function(e){var t=this;if(void 0===e)return this.error_||null;if(j("beforeerror").forEach((function(i){var n=i(t,e);ee(n)&&!Array.isArray(n)||"string"==typeof n||"number"==typeof n||null===n?e=n:t.log.error("please return a value that MediaError expects in beforeerror hooks")})),this.options_.suppressNotSupportedError&&e&&4===e.code){var i=function(){this.error(e)};return this.options_.suppressNotSupportedError=!1,this.any(["click","touchstart"],i),void this.one("loadstart",(function(){this.off(["click","touchstart"],i)}))}if(null===e)return this.error_=e,this.removeClass("vjs-error"),void(this.errorDisplay&&this.errorDisplay.close());this.error_=new Zt(e),this.addClass("vjs-error"),K.error("(CODE:"+this.error_.code+" "+Zt.errorTypes[this.error_.code]+")",this.error_.message,this.error_),this.trigger("error"),j("error").forEach((function(e){return e(t,t.error_)}))},i.reportUserActivity=function(e){this.userActivity_=!0},i.userActive=function(e){if(void 0===e)return this.userActive_;if((e=!!e)!==this.userActive_){if(this.userActive_=e,this.userActive_)return this.userActivity_=!0,this.removeClass("vjs-user-inactive"),this.addClass("vjs-user-active"),void this.trigger("useractive");this.tech_&&this.tech_.one("mousemove",(function(e){e.stopPropagation(),e.preventDefault()})),this.userActivity_=!1,this.removeClass("vjs-user-active"),this.addClass("vjs-user-inactive"),this.trigger("userinactive")}},i.listenForUserActivity_=function(){var e,t,i,n=Ct(this,this.reportUserActivity),r=function(t){n(),this.clearInterval(e)};this.on("mousedown",(function(){n(),this.clearInterval(e),e=this.setInterval(n,250)})),this.on("mousemove",(function(e){e.screenX===t&&e.screenY===i||(t=e.screenX,i=e.screenY,n())})),this.on("mouseup",r),this.on("mouseleave",r);var a,s=this.getChild("controlBar");!s||Te||le||(s.on("mouseenter",(function(e){0!==this.player().options_.inactivityTimeout&&(this.player().cache_.inactivityTimeout=this.player().options_.inactivityTimeout),this.player().options_.inactivityTimeout=0})),s.on("mouseleave",(function(e){this.player().options_.inactivityTimeout=this.player().cache_.inactivityTimeout}))),this.on("keydown",n),this.on("keyup",n),this.setInterval((function(){if(this.userActivity_){this.userActivity_=!1,this.userActive(!0),this.clearTimeout(a);var e=this.options_.inactivityTimeout;e<=0||(a=this.setTimeout((function(){this.userActivity_||this.userActive(!1)}),e))}}),250)},i.playbackRate=function(e){if(void 0===e)return this.tech_&&this.tech_.featuresPlaybackRate?this.cache_.lastPlaybackRate||this.techGet_("playbackRate"):1;this.techCall_("setPlaybackRate",e)},i.defaultPlaybackRate=function(e){return void 0!==e?this.techCall_("setDefaultPlaybackRate",e):this.tech_&&this.tech_.featuresPlaybackRate?this.techGet_("defaultPlaybackRate"):1},i.isAudio=function(e){if(void 0===e)return!!this.isAudio_;this.isAudio_=!!e},i.addTextTrack=function(e,t,i){if(this.tech_)return this.tech_.addTextTrack(e,t,i)},i.addRemoteTextTrack=function(e,t){if(this.tech_)return this.tech_.addRemoteTextTrack(e,t)},i.removeRemoteTextTrack=function(e){void 0===e&&(e={});var t=e.track;if(t||(t=e),this.tech_)return this.tech_.removeRemoteTextTrack(t)},i.getVideoPlaybackQuality=function(){return this.techGet_("getVideoPlaybackQuality")},i.videoWidth=function(){return this.tech_&&this.tech_.videoWidth&&this.tech_.videoWidth()||0},i.videoHeight=function(){return this.tech_&&this.tech_.videoHeight&&this.tech_.videoHeight()||0},i.language=function(e){if(void 0===e)return this.language_;this.language_!==String(e).toLowerCase()&&(this.language_=String(e).toLowerCase(),Lt(this)&&this.trigger("languagechange"))},i.languages=function(){return zt(t.prototype.options_.languages,this.languages_)},i.toJSON=function(){var e=zt(this.options_),t=e.tracks;e.tracks=[];for(var i=0;i"):function(){}},Jr=function(e,t){var i,n=[];if(e&&e.length)for(i=0;i=t}))},ea=function(e,t){return Jr(e,(function(e){return e-1/30>=t}))},ta=function(e){var t=[];if(!e||!e.length)return"";for(var i=0;i "+e.end(i));return t.join(", ")},ia=function(e){for(var t=[],i=0;i0;return i&&t.serverControl&&t.serverControl.partHoldBack?t.serverControl.partHoldBack:i&&t.partTargetDuration?3*t.partTargetDuration:t.serverControl&&t.serverControl.holdBack?t.serverControl.holdBack:t.targetDuration?3*t.targetDuration:0},la=function(e,t,i){if(void 0===t&&(t=e.mediaSequence+e.segments.length),tr){var s=[r,n];n=s[0],r=s[1]}if(n<0){for(var o=n;oDate.now()},pa=function(e){return e.excludeUntil&&e.excludeUntil===1/0},ma=function(e){var t=fa(e);return!e.disabled&&!t},_a=function(e,t){return t.attributes&&t.attributes[e]},ga=function(e,t){if(1===e.playlists.length)return!0;var i=t.attributes.BANDWIDTH||Number.MAX_VALUE;return 0===e.playlists.filter((function(e){return!!ma(e)&&(e.attributes.BANDWIDTH||0)0)for(var c=l-1;c>=0;c--){var f=u[c];if(o+=f.duration,s){if(o<0)continue}else if(o+1/30<=0)continue;return{partIndex:f.partIndex,segmentIndex:f.segmentIndex,startTime:a-da({defaultDuration:t.targetDuration,durationList:u,startIndex:l,endIndex:c})}}return{partIndex:u[0]&&u[0].partIndex||null,segmentIndex:u[0]&&u[0].segmentIndex||0,startTime:i}}if(l<0){for(var p=l;p<0;p++)if((o-=t.targetDuration)<0)return{partIndex:u[0]&&u[0].partIndex||null,segmentIndex:u[0]&&u[0].segmentIndex||0,startTime:i};l=0}for(var m=l;m0)continue}else if(o-1/30>=0)continue;return{partIndex:_.partIndex,segmentIndex:_.segmentIndex,startTime:a+da({defaultDuration:t.targetDuration,durationList:u,startIndex:l,endIndex:m})}}return{segmentIndex:u[u.length-1].segmentIndex,partIndex:u[u.length-1].partIndex,startTime:i}},isEnabled:ma,isDisabled:function(e){return e.disabled},isBlacklisted:fa,isIncompatible:pa,playlistEnd:ca,isAes:function(e){for(var t=0;t-1&&s!==a.length-1&&i.push("_HLS_part="+s),(s>-1||a.length)&&r--}i.unshift("_HLS_msn="+r)}return t.serverControl&&t.serverControl.canSkipUntil&&i.unshift("_HLS_skip="+(t.serverControl.canSkipDateranges?"v2":"YES")),i.forEach((function(t,i){e+=""+(0===i?"?":"&")+t})),e}(i,t)),this.state="HAVE_CURRENT_METADATA",this.request=this.vhs_.xhr({uri:i,withCredentials:this.withCredentials},(function(t,i){if(e.request)return t?e.playlistRequestError(e.request,e.media(),"HAVE_METADATA"):void e.haveMetadata({playlistString:e.request.responseText,url:e.media().uri,id:e.media().id})}))}},i.playlistRequestError=function(e,t,i){var n=t.uri,r=t.id;this.request=null,i&&(this.state=i),this.error={playlist:this.master.playlists[r],status:e.status,message:"HLS playlist request error at URL: "+n+".",responseText:e.responseText,code:e.status>=500?4:2},this.trigger("error")},i.parseManifest_=function(e){var t=this,i=e.url;return function(e){var t=e.onwarn,i=e.oninfo,n=e.manifestString,r=e.customTagParsers,a=void 0===r?[]:r,s=e.customTagMappers,o=void 0===s?[]:s,u=e.experimentalLLHLS,l=new m.Parser;t&&l.on("warn",t),i&&l.on("info",i),a.forEach((function(e){return l.addParser(e)})),o.forEach((function(e){return l.addTagMapper(e)})),l.push(n),l.end();var h=l.manifest;if(u||(["preloadSegment","skip","serverControl","renditionReports","partInf","partTargetDuration"].forEach((function(e){h.hasOwnProperty(e)&&delete h[e]})),h.segments&&h.segments.forEach((function(e){["parts","preloadHints"].forEach((function(t){e.hasOwnProperty(t)&&delete e[t]}))}))),!h.targetDuration){var d=10;h.segments&&h.segments.length&&(d=h.segments.reduce((function(e,t){return Math.max(e,t.duration)}),0)),t&&t("manifest has no targetDuration defaulting to "+d),h.targetDuration=d}var c=sa(h);if(c.length&&!h.partTargetDuration){var f=c.reduce((function(e,t){return Math.max(e,t.duration)}),0);t&&(t("manifest has no partTargetDuration defaulting to "+f),Ta.error("LL-HLS manifest has parts but lacks required #EXT-X-PART-INF:PART-TARGET value. See https://datatracker.ietf.org/doc/html/draft-pantos-hls-rfc8216bis-09#section-4.4.3.7. Playback is not guaranteed.")),h.partTargetDuration=f}return h}({onwarn:function(e){var n=e.message;return t.logger_("m3u8-parser warn for "+i+": "+n)},oninfo:function(e){var n=e.message;return t.logger_("m3u8-parser info for "+i+": "+n)},manifestString:e.manifestString,customTagParsers:this.customTagParsers,customTagMappers:this.customTagMappers,experimentalLLHLS:this.experimentalLLHLS})},i.haveMetadata=function(e){var t=e.playlistString,i=e.playlistObject,n=e.url,r=e.id;this.request=null,this.state="HAVE_METADATA";var a=i||this.parseManifest_({url:n,manifestString:t});a.lastRequest=Date.now(),Aa({playlist:a,uri:n,id:r});var s=Da(this.master,a);this.targetDuration=a.partTargetDuration||a.targetDuration,s?(this.master=s,this.media_=this.master.playlists[r]):this.trigger("playlistunchanged"),this.updateMediaUpdateTimeout_(Oa(this.media(),!!s)),this.trigger("loadedplaylist")},i.dispose=function(){this.trigger("dispose"),this.stopRequest(),C.default.clearTimeout(this.mediaUpdateTimeout),C.default.clearTimeout(this.finalRenditionTimeout),this.off()},i.stopRequest=function(){if(this.request){var e=this.request;this.request=null,e.onreadystatechange=null,e.abort()}},i.media=function(e,t){var i=this;if(!e)return this.media_;if("HAVE_NOTHING"===this.state)throw new Error("Cannot switch media playlist from "+this.state);if("string"==typeof e){if(!this.master.playlists[e])throw new Error("Unknown playlist URI: "+e);e=this.master.playlists[e]}if(C.default.clearTimeout(this.finalRenditionTimeout),t){var n=(e.partTargetDuration||e.targetDuration)/2*1e3||5e3;this.finalRenditionTimeout=C.default.setTimeout(this.media.bind(this,e,!1),n)}else{var r=this.state,a=!this.media_||e.id!==this.media_.id,s=this.master.playlists[e.id];if(s&&s.endList||e.endList&&e.segments.length)return this.request&&(this.request.onreadystatechange=null,this.request.abort(),this.request=null),this.state="HAVE_METADATA",this.media_=e,void(a&&(this.trigger("mediachanging"),"HAVE_MASTER"===r?this.trigger("loadedmetadata"):this.trigger("mediachange")));if(this.updateMediaUpdateTimeout_(Oa(e,!0)),a){if(this.state="SWITCHING_MEDIA",this.request){if(e.resolvedUri===this.request.url)return;this.request.onreadystatechange=null,this.request.abort(),this.request=null}this.media_&&this.trigger("mediachanging"),this.request=this.vhs_.xhr({uri:e.resolvedUri,withCredentials:this.withCredentials},(function(t,n){if(i.request){if(e.lastRequest=Date.now(),e.resolvedUri=Qr(i.handleManifestRedirects,e.resolvedUri,n),t)return i.playlistRequestError(i.request,e,r);i.haveMetadata({playlistString:n.responseText,url:e.uri,id:e.id}),"HAVE_MASTER"===r?i.trigger("loadedmetadata"):i.trigger("mediachange")}}))}}},i.pause=function(){this.mediaUpdateTimeout&&(C.default.clearTimeout(this.mediaUpdateTimeout),this.mediaUpdateTimeout=null),this.stopRequest(),"HAVE_NOTHING"===this.state&&(this.started=!1),"SWITCHING_MEDIA"===this.state?this.media_?this.state="HAVE_METADATA":this.state="HAVE_MASTER":"HAVE_CURRENT_METADATA"===this.state&&(this.state="HAVE_METADATA")},i.load=function(e){var t=this;this.mediaUpdateTimeout&&(C.default.clearTimeout(this.mediaUpdateTimeout),this.mediaUpdateTimeout=null);var i=this.media();if(e){var n=i?(i.partTargetDuration||i.targetDuration)/2*1e3:5e3;this.mediaUpdateTimeout=C.default.setTimeout((function(){t.mediaUpdateTimeout=null,t.load()}),n)}else this.started?i&&!i.endList?this.trigger("mediaupdatetimeout"):this.trigger("loadedplaylist"):this.start()},i.updateMediaUpdateTimeout_=function(e){var t=this;this.mediaUpdateTimeout&&(C.default.clearTimeout(this.mediaUpdateTimeout),this.mediaUpdateTimeout=null),this.media()&&!this.media().endList&&(this.mediaUpdateTimeout=C.default.setTimeout((function(){t.mediaUpdateTimeout=null,t.trigger("mediaupdatetimeout"),t.updateMediaUpdateTimeout_(e)}),e))},i.start=function(){var e=this;if(this.started=!0,"object"==typeof this.src)return this.src.uri||(this.src.uri=C.default.location.href),this.src.resolvedUri=this.src.uri,void setTimeout((function(){e.setupInitialPlaylist(e.src)}),0);this.request=this.vhs_.xhr({uri:this.src,withCredentials:this.withCredentials},(function(t,i){if(e.request){if(e.request=null,t)return e.error={status:i.status,message:"HLS playlist request error at URL: "+e.src+".",responseText:i.responseText,code:2},"HAVE_NOTHING"===e.state&&(e.started=!1),e.trigger("error");e.src=Qr(e.handleManifestRedirects,e.src,i);var n=e.parseManifest_({manifestString:i.responseText,url:e.src});e.setupInitialPlaylist(n)}}))},i.srcUri=function(){return"string"==typeof this.src?this.src:this.src.uri},i.setupInitialPlaylist=function(e){if(this.state="HAVE_MASTER",e.playlists)return this.master=e,Ca(this.master,this.srcUri()),e.playlists.forEach((function(e){e.segments=xa(e),e.segments.forEach((function(t){La(t,e.resolvedUri)}))})),this.trigger("loadedplaylist"),void(this.request||this.media(this.master.playlists[0]));var t=this.srcUri()||C.default.location.href;this.master=function(e,t){var i=Ea(0,t),n={mediaGroups:{AUDIO:{},VIDEO:{},"CLOSED-CAPTIONS":{},SUBTITLES:{}},uri:C.default.location.href,resolvedUri:C.default.location.href,playlists:[{uri:t,id:i,resolvedUri:t,attributes:{}}]};return n.playlists[i]=n.playlists[0],n.playlists[t]=n.playlists[0],n}(0,t),this.haveMetadata({playlistObject:e,url:t,id:this.master.playlists[0].id}),this.trigger("loadedmetadata")},t}(Pa),Ma=Yr.xhr,Fa=Yr.mergeOptions,Ba=function(e,t,i,n){var r="arraybuffer"===e.responseType?e.response:e.responseText;!t&&r&&(e.responseTime=Date.now(),e.roundTripTime=e.responseTime-e.requestTime,e.bytesReceived=r.byteLength||r.length,e.bandwidth||(e.bandwidth=Math.floor(e.bytesReceived/e.roundTripTime*8*1e3))),i.headers&&(e.responseHeaders=i.headers),t&&"ETIMEDOUT"===t.code&&(e.timedout=!0),t||e.aborted||200===i.statusCode||206===i.statusCode||0===i.statusCode||(t=new Error("XHR Failed with a response of: "+(e&&(r||e.responseText)))),n(t,e)},Na=function(){var e=function e(t,i){t=Fa({timeout:45e3},t);var n=e.beforeRequest||Yr.Vhs.xhr.beforeRequest;if(n&&"function"==typeof n){var r=n(t);r&&(t=r)}var a=(!0===Yr.Vhs.xhr.original?Ma:Yr.Vhs.xhr)(t,(function(e,t){return Ba(a,e,t,i)})),s=a.abort;return a.abort=function(){return a.aborted=!0,s.apply(a,arguments)},a.uri=t.uri,a.requestTime=Date.now(),a};return e.original=!0,e},ja=function(e){var t,i,n={};return e.byterange&&(n.Range=(t=e.byterange,i=t.offset+t.length-1,"bytes="+t.offset+"-"+i)),n},Va=function(e,t){return e.start(t)+"-"+e.end(t)},Ha=function(e,t){var i=e.toString(16);return"00".substring(0,2-i.length)+i+(t%2?" 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Please seek to e.seekTime and try again",seekTime:a.estimatedStart});var s={mediaSeconds:n},o=function(e,t){if(!t.dateTimeObject)return null;var i=t.videoTimingInfo.transmuxerPrependedSeconds,n=e-(t.videoTimingInfo.transmuxedPresentationStart+i);return new Date(t.dateTimeObject.getTime()+1e3*n)}(n,a.segment);return o&&(s.programDateTime=o.toISOString()),r(null,s)},Qa=function e(t){var i=t.programTime,n=t.playlist,r=t.retryCount,a=void 0===r?2:r,s=t.seekTo,o=t.pauseAfterSeek,u=void 0===o||o,l=t.tech,h=t.callback;if(!h)throw new Error("seekToProgramTime: callback must be provided");if(void 0===i||!n||!s)return h({message:"seekToProgramTime: programTime, seekTo and playlist must be provided"});if(!n.endList&&!l.hasStarted_)return h({message:"player must be playing a live stream to start buffering"});if(!function(e){if(!e.segments||0===e.segments.length)return!1;for(var t=0;tnew Date(o.getTime()+1e3*u)?null:(i>o&&(n=s),{segment:n,estimatedStart:n.videoTimingInfo?n.videoTimingInfo.transmuxedPresentationStart:Sa.duration(t,t.mediaSequence+t.segments.indexOf(n)),type:n.videoTimingInfo?"accurate":"estimate"})}(i,n);if(!d)return h({message:i+" was not found in the stream"});var c=d.segment,f=function(e,t){var i,n;try{i=new Date(e),n=new Date(t)}catch(e){}var r=i.getTime();return(n.getTime()-r)/1e3}(c.dateTimeObject,i);if("estimate"===d.type)return 0===a?h({message:i+" is not buffered yet. Try again"}):(s(d.estimatedStart+f),void l.one("seeked",(function(){e({programTime:i,playlist:n,retryCount:a-1,seekTo:s,pauseAfterSeek:u,tech:l,callback:h})})));var p=c.start+f;l.one("seeked",(function(){return h(null,l.currentTime())})),u&&l.pause(),s(p)},$a=function(e,t){if(4===e.readyState)return t()},Ja=Yr.EventTarget,Za=Yr.mergeOptions,es=function(e,t){if(!Ra(e,t))return!1;if(e.sidx&&t.sidx&&(e.sidx.offset!==t.sidx.offset||e.sidx.length!==t.sidx.length))return!1;if(!e.sidx&&t.sidx||e.sidx&&!t.sidx)return!1;if(e.segments&&!t.segments||!e.segments&&t.segments)return!1;if(!e.segments&&!t.segments)return!0;for(var i=0;i=h+l)return s(t,{response:o.subarray(l,l+h),status:i.status,uri:i.uri});n.request=n.vhs_.xhr({uri:a,responseType:"arraybuffer",headers:ja({byterange:e.sidx.byterange})},s)}))}else this.mediaRequest_=C.default.setTimeout((function(){return i(!1)}),0)},i.dispose=function(){this.trigger("dispose"),this.stopRequest(),this.loadedPlaylists_={},C.default.clearTimeout(this.minimumUpdatePeriodTimeout_),C.default.clearTimeout(this.mediaRequest_),C.default.clearTimeout(this.mediaUpdateTimeout),this.mediaUpdateTimeout=null,this.mediaRequest_=null,this.minimumUpdatePeriodTimeout_=null,this.masterPlaylistLoader_.createMupOnMedia_&&(this.off("loadedmetadata",this.masterPlaylistLoader_.createMupOnMedia_),this.masterPlaylistLoader_.createMupOnMedia_=null),this.off()},i.hasPendingRequest=function(){return this.request||this.mediaRequest_},i.stopRequest=function(){if(this.request){var e=this.request;this.request=null,e.onreadystatechange=null,e.abort()}},i.media=function(e){var t=this;if(!e)return this.media_;if("HAVE_NOTHING"===this.state)throw new Error("Cannot switch media playlist from "+this.state);var i=this.state;if("string"==typeof e){if(!this.masterPlaylistLoader_.master.playlists[e])throw new Error("Unknown playlist URI: "+e);e=this.masterPlaylistLoader_.master.playlists[e]}var n=!this.media_||e.id!==this.media_.id;if(n&&this.loadedPlaylists_[e.id]&&this.loadedPlaylists_[e.id].endList)return this.state="HAVE_METADATA",this.media_=e,void(n&&(this.trigger("mediachanging"),this.trigger("mediachange")));n&&(this.media_&&this.trigger("mediachanging"),this.addSidxSegments_(e,i,(function(n){t.haveMetadata({startingState:i,playlist:e})})))},i.haveMetadata=function(e){var t=e.startingState,i=e.playlist;this.state="HAVE_METADATA",this.loadedPlaylists_[i.id]=i,this.mediaRequest_=null,this.refreshMedia_(i.id),"HAVE_MASTER"===t?this.trigger("loadedmetadata"):this.trigger("mediachange")},i.pause=function(){this.masterPlaylistLoader_.createMupOnMedia_&&(this.off("loadedmetadata",this.masterPlaylistLoader_.createMupOnMedia_),this.masterPlaylistLoader_.createMupOnMedia_=null),this.stopRequest(),C.default.clearTimeout(this.mediaUpdateTimeout),this.mediaUpdateTimeout=null,this.isMaster_&&(C.default.clearTimeout(this.masterPlaylistLoader_.minimumUpdatePeriodTimeout_),this.masterPlaylistLoader_.minimumUpdatePeriodTimeout_=null),"HAVE_NOTHING"===this.state&&(this.started=!1)},i.load=function(e){var t=this;C.default.clearTimeout(this.mediaUpdateTimeout),this.mediaUpdateTimeout=null;var i=this.media();if(e){var n=i?i.targetDuration/2*1e3:5e3;this.mediaUpdateTimeout=C.default.setTimeout((function(){return t.load()}),n)}else this.started?i&&!i.endList?(this.isMaster_&&!this.minimumUpdatePeriodTimeout_&&(this.trigger("minimumUpdatePeriod"),this.updateMinimumUpdatePeriodTimeout_()),this.trigger("mediaupdatetimeout")):this.trigger("loadedplaylist"):this.start()},i.start=function(){var e=this;this.started=!0,this.isMaster_?this.requestMaster_((function(t,i){e.haveMaster_(),e.hasPendingRequest()||e.media_||e.media(e.masterPlaylistLoader_.master.playlists[0])})):this.mediaRequest_=C.default.setTimeout((function(){return e.haveMaster_()}),0)},i.requestMaster_=function(e){var t=this;this.request=this.vhs_.xhr({uri:this.masterPlaylistLoader_.srcUrl,withCredentials:this.withCredentials},(function(i,n){if(!t.requestErrored_(i,n)){var r=n.responseText!==t.masterPlaylistLoader_.masterXml_;return t.masterPlaylistLoader_.masterXml_=n.responseText,n.responseHeaders&&n.responseHeaders.date?t.masterLoaded_=Date.parse(n.responseHeaders.date):t.masterLoaded_=Date.now(),t.masterPlaylistLoader_.srcUrl=Qr(t.handleManifestRedirects,t.masterPlaylistLoader_.srcUrl,n),r?(t.handleMaster_(),void t.syncClientServerClock_((function(){return e(n,r)}))):e(n,r)}"HAVE_NOTHING"===t.state&&(t.started=!1)}))},i.syncClientServerClock_=function(e){var t=this,i=v.parseUTCTiming(this.masterPlaylistLoader_.masterXml_);return null===i?(this.masterPlaylistLoader_.clientOffset_=this.masterLoaded_-Date.now(),e()):"DIRECT"===i.method?(this.masterPlaylistLoader_.clientOffset_=i.value-Date.now(),e()):void(this.request=this.vhs_.xhr({uri:Xr(this.masterPlaylistLoader_.srcUrl,i.value),method:i.method,withCredentials:this.withCredentials},(function(n,r){if(t.request){if(n)return t.masterPlaylistLoader_.clientOffset_=t.masterLoaded_-Date.now(),e();var a;a="HEAD"===i.method?r.responseHeaders&&r.responseHeaders.date?Date.parse(r.responseHeaders.date):t.masterLoaded_:Date.parse(r.responseText),t.masterPlaylistLoader_.clientOffset_=a-Date.now(),e()}})))},i.haveMaster_=function(){this.state="HAVE_MASTER",this.isMaster_?this.trigger("loadedplaylist"):this.media_||this.media(this.childPlaylist_)},i.handleMaster_=function(){this.mediaRequest_=null;var e,t,i,n,r,a,s=(e={masterXml:this.masterPlaylistLoader_.masterXml_,srcUrl:this.masterPlaylistLoader_.srcUrl,clientOffset:this.masterPlaylistLoader_.clientOffset_,sidxMapping:this.masterPlaylistLoader_.sidxMapping_},t=e.masterXml,i=e.srcUrl,n=e.clientOffset,r=e.sidxMapping,a=v.parse(t,{manifestUri:i,clientOffset:n,sidxMapping:r}),Ca(a,i),a),o=this.masterPlaylistLoader_.master;o&&(s=function(e,t,i){for(var n=!0,r=Za(e,{duration:t.duration,minimumUpdatePeriod:t.minimumUpdatePeriod}),a=0;a-1)},this.trigger=function(t){var i,n,r,a;if(i=e[t])if(2===arguments.length)for(r=i.length,n=0;n>>1,e.samplingfrequencyindex<<7|e.channelcount<<3,6,1,2]))},m=function(e){return t(T.hdlr,P[e])},p=function(e){var i=new Uint8Array([0,0,0,0,0,0,0,2,0,0,0,3,0,1,95,144,e.duration>>>24&255,e.duration>>>16&255,e.duration>>>8&255,255&e.duration,85,196,0,0]);return e.samplerate&&(i[12]=e.samplerate>>>24&255,i[13]=e.samplerate>>>16&255,i[14]=e.samplerate>>>8&255,i[15]=255&e.samplerate),t(T.mdhd,i)},f=function(e){return t(T.mdia,p(e),m(e.type),s(e))},a=function(e){return t(T.mfhd,new Uint8Array([0,0,0,0,(4278190080&e)>>24,(16711680&e)>>16,(65280&e)>>8,255&e]))},s=function(e){return t(T.minf,"video"===e.type?t(T.vmhd,I):t(T.smhd,L),i(),g(e))},o=function(e,i){for(var n=[],r=i.length;r--;)n[r]=y(i[r]);return t.apply(null,[T.moof,a(e)].concat(n))},u=function(e){for(var i=e.length,n=[];i--;)n[i]=d(e[i]);return t.apply(null,[T.moov,h(4294967295)].concat(n).concat(l(e)))},l=function(e){for(var i=e.length,n=[];i--;)n[i]=b(e[i]);return t.apply(null,[T.mvex].concat(n))},h=function(e){var i=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,2,0,1,95,144,(4278190080&e)>>24,(16711680&e)>>16,(65280&e)>>8,255&e,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return t(T.mvhd,i)},_=function(e){var i,n,r=e.samples||[],a=new Uint8Array(4+r.length);for(n=0;n>>8),s.push(255&r[i].byteLength),s=s.concat(Array.prototype.slice.call(r[i]));for(i=0;i>>8),o.push(255&a[i].byteLength),o=o.concat(Array.prototype.slice.call(a[i]));if(n=[T.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,(65280&e.width)>>8,255&e.width,(65280&e.height)>>8,255&e.height,0,72,0,0,0,72,0,0,0,0,0,0,0,1,19,118,105,100,101,111,106,115,45,99,111,110,116,114,105,98,45,104,108,115,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),t(T.avcC,new Uint8Array([1,e.profileIdc,e.profileCompatibility,e.levelIdc,255].concat([r.length],s,[a.length],o))),t(T.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192]))],e.sarRatio){var u=e.sarRatio[0],l=e.sarRatio[1];n.push(t(T.pasp,new Uint8Array([(4278190080&u)>>24,(16711680&u)>>16,(65280&u)>>8,255&u,(4278190080&l)>>24,(16711680&l)>>16,(65280&l)>>8,255&l])))}return t.apply(null,n)},F=function(e){return t(T.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,(65280&e.channelcount)>>8,255&e.channelcount,(65280&e.samplesize)>>8,255&e.samplesize,0,0,0,0,(65280&e.samplerate)>>8,255&e.samplerate,0,0]),n(e))},c=function(e){var i=new Uint8Array([0,0,0,7,0,0,0,0,0,0,0,0,(4278190080&e.id)>>24,(16711680&e.id)>>16,(65280&e.id)>>8,255&e.id,0,0,0,0,(4278190080&e.duration)>>24,(16711680&e.duration)>>16,(65280&e.duration)>>8,255&e.duration,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,(65280&e.width)>>8,255&e.width,0,0,(65280&e.height)>>8,255&e.height,0,0]);return t(T.tkhd,i)},y=function(e){var i,n,r,a,s,o;return i=t(T.tfhd,new Uint8Array([0,0,0,58,(4278190080&e.id)>>24,(16711680&e.id)>>16,(65280&e.id)>>8,255&e.id,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0])),s=Math.floor(e.baseMediaDecodeTime/(H+1)),o=Math.floor(e.baseMediaDecodeTime%(H+1)),n=t(T.tfdt,new Uint8Array([1,0,0,0,s>>>24&255,s>>>16&255,s>>>8&255,255&s,o>>>24&255,o>>>16&255,o>>>8&255,255&o])),92,"audio"===e.type?(r=S(e,92),t(T.traf,i,n,r)):(a=_(e),r=S(e,a.length+92),t(T.traf,i,n,r,a))},d=function(e){return e.duration=e.duration||4294967295,t(T.trak,c(e),f(e))},b=function(e){var i=new Uint8Array([0,0,0,0,(4278190080&e.id)>>24,(16711680&e.id)>>16,(65280&e.id)>>8,255&e.id,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]);return"video"!==e.type&&(i[i.length-1]=0),t(T.trex,i)},j=function(e,t){var i=0,n=0,r=0,a=0;return e.length&&(void 0!==e[0].duration&&(i=1),void 0!==e[0].size&&(n=2),void 0!==e[0].flags&&(r=4),void 0!==e[0].compositionTimeOffset&&(a=8)),[0,0,i|n|r|a,1,(4278190080&e.length)>>>24,(16711680&e.length)>>>16,(65280&e.length)>>>8,255&e.length,(4278190080&t)>>>24,(16711680&t)>>>16,(65280&t)>>>8,255&t]},N=function(e,i){var n,r,a,s,o,u;for(i+=20+16*(s=e.samples||[]).length,a=j(s,i),(r=new Uint8Array(a.length+16*s.length)).set(a),n=a.length,u=0;u>>24,r[n++]=(16711680&o.duration)>>>16,r[n++]=(65280&o.duration)>>>8,r[n++]=255&o.duration,r[n++]=(4278190080&o.size)>>>24,r[n++]=(16711680&o.size)>>>16,r[n++]=(65280&o.size)>>>8,r[n++]=255&o.size,r[n++]=o.flags.isLeading<<2|o.flags.dependsOn,r[n++]=o.flags.isDependedOn<<6|o.flags.hasRedundancy<<4|o.flags.paddingValue<<1|o.flags.isNonSyncSample,r[n++]=61440&o.flags.degradationPriority,r[n++]=15&o.flags.degradationPriority,r[n++]=(4278190080&o.compositionTimeOffset)>>>24,r[n++]=(16711680&o.compositionTimeOffset)>>>16,r[n++]=(65280&o.compositionTimeOffset)>>>8,r[n++]=255&o.compositionTimeOffset;return t(T.trun,r)},B=function(e,i){var n,r,a,s,o,u;for(i+=20+8*(s=e.samples||[]).length,a=j(s,i),(n=new Uint8Array(a.length+8*s.length)).set(a),r=a.length,u=0;u>>24,n[r++]=(16711680&o.duration)>>>16,n[r++]=(65280&o.duration)>>>8,n[r++]=255&o.duration,n[r++]=(4278190080&o.size)>>>24,n[r++]=(16711680&o.size)>>>16,n[r++]=(65280&o.size)>>>8,n[r++]=255&o.size;return t(T.trun,n)},S=function(e,t){return"audio"===e.type?B(e,t):N(e,t)};r=function(){return t(T.ftyp,E,w,E,A)};var z,G,W,Y,q,K,X,Q,$=function(e){return t(T.mdat,e)},J=o,Z=function(e){var t,i=r(),n=u(e);return(t=new Uint8Array(i.byteLength+n.byteLength)).set(i),t.set(n,i.byteLength),t},ee=function(e,t){var i={size:0,flags:{isLeading:0,dependsOn:1,isDependedOn:0,hasRedundancy:0,degradationPriority:0,isNonSyncSample:1}};return i.dataOffset=t,i.compositionTimeOffset=e.pts-e.dts,i.duration=e.duration,i.size=4*e.length,i.size+=e.byteLength,e.keyFrame&&(i.flags.dependsOn=2,i.flags.isNonSyncSample=0),i},te=function(e){var t,i,n=[],r=[];for(r.byteLength=0,r.nalCount=0,r.duration=0,n.byteLength=0,t=0;t1&&(t=e.shift(),e.byteLength-=t.byteLength,e.nalCount-=t.nalCount,e[0][0].dts=t.dts,e[0][0].pts=t.pts,e[0][0].duration+=t.duration),e},re=function(e,t){var i,n,r,a,s,o=t||0,u=[];for(i=0;ihe/2))){for((s=le()[e.samplerate])||(s=t[0].data),o=0;o=i?e:(t.minSegmentDts=1/0,e.filter((function(e){return e.dts>=i&&(t.minSegmentDts=Math.min(t.minSegmentDts,e.dts),t.minSegmentPts=t.minSegmentDts,!0)})))},ve=function(e){var t,i,n=[];for(t=0;t=this.virtualRowCount&&"function"==typeof this.beforeRowOverflow&&this.beforeRowOverflow(e),this.rows.length>0&&(this.rows.push(""),this.rowIdx++);this.rows.length>this.virtualRowCount;)this.rows.shift(),this.rowIdx--},Re.prototype.isEmpty=function(){return 0===this.rows.length||1===this.rows.length&&""===this.rows[0]},Re.prototype.addText=function(e){this.rows[this.rowIdx]+=e},Re.prototype.backspace=function(){if(!this.isEmpty()){var e=this.rows[this.rowIdx];this.rows[this.rowIdx]=e.substr(0,e.length-1)}};var De=function(e){this.serviceNum=e,this.text="",this.currentWindow=new Re(-1),this.windows=[]};De.prototype.init=function(e,t){this.startPts=e;for(var i=0;i<8;i++)this.windows[i]=new Re(i),"function"==typeof t&&(this.windows[i].beforeRowOverflow=t)},De.prototype.setCurrentWindow=function(e){this.currentWindow=this.windows[e]};var Oe=function e(){e.prototype.init.call(this);var t=this;this.current708Packet=null,this.services={},this.push=function(e){3===e.type?(t.new708Packet(),t.add708Bytes(e)):(null===t.current708Packet&&t.new708Packet(),t.add708Bytes(e))}};Oe.prototype=new V,Oe.prototype.new708Packet=function(){null!==this.current708Packet&&this.push708Packet(),this.current708Packet={data:[],ptsVals:[]}},Oe.prototype.add708Bytes=function(e){var t=e.ccData,i=t>>>8,n=255&t;this.current708Packet.ptsVals.push(e.pts),this.current708Packet.data.push(i),this.current708Packet.data.push(n)},Oe.prototype.push708Packet=function(){var e=this.current708Packet,t=e.data,i=null,n=null,r=0,a=t[r++];for(e.seq=a>>6,e.sizeCode=63&a;r>5)&&n>0&&(i=a=t[r++]),this.pushServiceBlock(i,r,n),n>0&&(r+=n-1)},Oe.prototype.pushServiceBlock=function(e,t,i){var n,r=t,a=this.current708Packet.data,s=this.services[e];for(s||(s=this.initService(e,r));r>5,a.rowLock=(16&n)>>4,a.columnLock=(8&n)>>3,a.priority=7&n,n=i[++e],a.relativePositioning=(128&n)>>7,a.anchorVertical=127&n,n=i[++e],a.anchorHorizontal=n,n=i[++e],a.anchorPoint=(240&n)>>4,a.rowCount=15&n,n=i[++e],a.columnCount=63&n,n=i[++e],a.windowStyle=(56&n)>>3,a.penStyle=7&n,a.virtualRowCount=a.rowCount+1,e},Oe.prototype.setWindowAttributes=function(e,t){var i=this.current708Packet.data,n=i[e],r=t.currentWindow.winAttr;return n=i[++e],r.fillOpacity=(192&n)>>6,r.fillRed=(48&n)>>4,r.fillGreen=(12&n)>>2,r.fillBlue=3&n,n=i[++e],r.borderType=(192&n)>>6,r.borderRed=(48&n)>>4,r.borderGreen=(12&n)>>2,r.borderBlue=3&n,n=i[++e],r.borderType+=(128&n)>>5,r.wordWrap=(64&n)>>6,r.printDirection=(48&n)>>4,r.scrollDirection=(12&n)>>2,r.justify=3&n,n=i[++e],r.effectSpeed=(240&n)>>4,r.effectDirection=(12&n)>>2,r.displayEffect=3&n,e},Oe.prototype.flushDisplayed=function(e,t){for(var i=[],n=0;n<8;n++)t.windows[n].visible&&!t.windows[n].isEmpty()&&i.push(t.windows[n].getText());t.endPts=e,t.text=i.join("\n\n"),this.pushCaption(t),t.startPts=e},Oe.prototype.pushCaption=function(e){""!==e.text&&(this.trigger("data",{startPts:e.startPts,endPts:e.endPts,text:e.text,stream:"cc708_"+e.serviceNum}),e.text="",e.startPts=e.endPts)},Oe.prototype.displayWindows=function(e,t){var i=this.current708Packet.data[++e],n=this.getPts(e);this.flushDisplayed(n,t);for(var r=0;r<8;r++)i&1<>4,r.offset=(12&n)>>2,r.penSize=3&n,n=i[++e],r.italics=(128&n)>>7,r.underline=(64&n)>>6,r.edgeType=(56&n)>>3,r.fontStyle=7&n,e},Oe.prototype.setPenColor=function(e,t){var i=this.current708Packet.data,n=i[e],r=t.currentWindow.penColor;return n=i[++e],r.fgOpacity=(192&n)>>6,r.fgRed=(48&n)>>4,r.fgGreen=(12&n)>>2,r.fgBlue=3&n,n=i[++e],r.bgOpacity=(192&n)>>6,r.bgRed=(48&n)>>4,r.bgGreen=(12&n)>>2,r.bgBlue=3&n,n=i[++e],r.edgeRed=(48&n)>>4,r.edgeGreen=(12&n)>>2,r.edgeBlue=3&n,e},Oe.prototype.setPenLocation=function(e,t){var i=this.current708Packet.data,n=i[e],r=t.currentWindow.penLoc;return t.currentWindow.pendingNewLine=!0,n=i[++e],r.row=15&n,n=i[++e],r.column=63&n,e},Oe.prototype.reset=function(e,t){var i=this.getPts(e);return this.flushDisplayed(i,t),this.initService(t.serviceNum,e)};var Ue={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,304:174,305:176,306:189,307:191,308:8482,309:162,310:163,311:9834,312:224,313:160,314:232,315:226,316:234,317:238,318:244,319:251,544:193,545:201,546:211,547:218,548:220,549:252,550:8216,551:161,552:42,553:39,554:8212,555:169,556:8480,557:8226,558:8220,559:8221,560:192,561:194,562:199,563:200,564:202,565:203,566:235,567:206,568:207,569:239,570:212,571:217,572:249,573:219,574:171,575:187,800:195,801:227,802:205,803:204,804:236,805:210,806:242,807:213,808:245,809:123,810:125,811:92,812:94,813:95,814:124,815:126,816:196,817:228,818:214,819:246,820:223,821:165,822:164,823:9474,824:197,825:229,826:216,827:248,828:9484,829:9488,830:9492,831:9496},Me=function(e){return null===e?"":(e=Ue[e]||e,String.fromCharCode(e))},Fe=[4352,4384,4608,4640,5376,5408,5632,5664,5888,5920,4096,4864,4896,5120,5152],Be=function(){for(var e=[],t=15;t--;)e.push("");return e},Ne=function e(t,i){e.prototype.init.call(this),this.field_=t||0,this.dataChannel_=i||0,this.name_="CC"+(1+(this.field_<<1|this.dataChannel_)),this.setConstants(),this.reset(),this.push=function(e){var t,i,n,r,a;if((t=32639&e.ccData)!==this.lastControlCode_){if(4096==(61440&t)?this.lastControlCode_=t:t!==this.PADDING_&&(this.lastControlCode_=null),n=t>>>8,r=255&t,t!==this.PADDING_)if(t===this.RESUME_CAPTION_LOADING_)this.mode_="popOn";else if(t===this.END_OF_CAPTION_)this.mode_="popOn",this.clearFormatting(e.pts),this.flushDisplayed(e.pts),i=this.displayed_,this.displayed_=this.nonDisplayed_,this.nonDisplayed_=i,this.startPts_=e.pts;else if(t===this.ROLL_UP_2_ROWS_)this.rollUpRows_=2,this.setRollUp(e.pts);else if(t===this.ROLL_UP_3_ROWS_)this.rollUpRows_=3,this.setRollUp(e.pts);else if(t===this.ROLL_UP_4_ROWS_)this.rollUpRows_=4,this.setRollUp(e.pts);else if(t===this.CARRIAGE_RETURN_)this.clearFormatting(e.pts),this.flushDisplayed(e.pts),this.shiftRowsUp_(),this.startPts_=e.pts;else if(t===this.BACKSPACE_)"popOn"===this.mode_?this.nonDisplayed_[this.row_]=this.nonDisplayed_[this.row_].slice(0,-1):this.displayed_[this.row_]=this.displayed_[this.row_].slice(0,-1);else if(t===this.ERASE_DISPLAYED_MEMORY_)this.flushDisplayed(e.pts),this.displayed_=Be();else if(t===this.ERASE_NON_DISPLAYED_MEMORY_)this.nonDisplayed_=Be();else if(t===this.RESUME_DIRECT_CAPTIONING_)"paintOn"!==this.mode_&&(this.flushDisplayed(e.pts),this.displayed_=Be()),this.mode_="paintOn",this.startPts_=e.pts;else if(this.isSpecialCharacter(n,r))a=Me((n=(3&n)<<8)|r),this[this.mode_](e.pts,a),this.column_++;else if(this.isExtCharacter(n,r))"popOn"===this.mode_?this.nonDisplayed_[this.row_]=this.nonDisplayed_[this.row_].slice(0,-1):this.displayed_[this.row_]=this.displayed_[this.row_].slice(0,-1),a=Me((n=(3&n)<<8)|r),this[this.mode_](e.pts,a),this.column_++;else if(this.isMidRowCode(n,r))this.clearFormatting(e.pts),this[this.mode_](e.pts," "),this.column_++,14==(14&r)&&this.addFormatting(e.pts,["i"]),1==(1&r)&&this.addFormatting(e.pts,["u"]);else if(this.isOffsetControlCode(n,r))this.column_+=3&r;else if(this.isPAC(n,r)){var s=Fe.indexOf(7968&t);"rollUp"===this.mode_&&(s-this.rollUpRows_+1<0&&(s=this.rollUpRows_-1),this.setRollUp(e.pts,s)),s!==this.row_&&(this.clearFormatting(e.pts),this.row_=s),1&r&&-1===this.formatting_.indexOf("u")&&this.addFormatting(e.pts,["u"]),16==(16&t)&&(this.column_=4*((14&t)>>1)),this.isColorPAC(r)&&14==(14&r)&&this.addFormatting(e.pts,["i"])}else this.isNormalChar(n)&&(0===r&&(r=null),a=Me(n),a+=Me(r),this[this.mode_](e.pts,a),this.column_+=a.length)}else this.lastControlCode_=null}};Ne.prototype=new V,Ne.prototype.flushDisplayed=function(e){var t=this.displayed_.map((function(e,t){try{return e.trim()}catch(e){return this.trigger("log",{level:"warn",message:"Skipping a malformed 608 caption at index "+t+"."}),""}}),this).join("\n").replace(/^\n+|\n+$/g,"");t.length&&this.trigger("data",{startPts:this.startPts_,endPts:e,text:t,stream:this.name_})},Ne.prototype.reset=function(){this.mode_="popOn",this.topRow_=0,this.startPts_=0,this.displayed_=Be(),this.nonDisplayed_=Be(),this.lastControlCode_=null,this.column_=0,this.row_=14,this.rollUpRows_=2,this.formatting_=[]},Ne.prototype.setConstants=function(){0===this.dataChannel_?(this.BASE_=16,this.EXT_=17,this.CONTROL_=(20|this.field_)<<8,this.OFFSET_=23):1===this.dataChannel_&&(this.BASE_=24,this.EXT_=25,this.CONTROL_=(28|this.field_)<<8,this.OFFSET_=31),this.PADDING_=0,this.RESUME_CAPTION_LOADING_=32|this.CONTROL_,this.END_OF_CAPTION_=47|this.CONTROL_,this.ROLL_UP_2_ROWS_=37|this.CONTROL_,this.ROLL_UP_3_ROWS_=38|this.CONTROL_,this.ROLL_UP_4_ROWS_=39|this.CONTROL_,this.CARRIAGE_RETURN_=45|this.CONTROL_,this.RESUME_DIRECT_CAPTIONING_=41|this.CONTROL_,this.BACKSPACE_=33|this.CONTROL_,this.ERASE_DISPLAYED_MEMORY_=44|this.CONTROL_,this.ERASE_NON_DISPLAYED_MEMORY_=46|this.CONTROL_},Ne.prototype.isSpecialCharacter=function(e,t){return e===this.EXT_&&t>=48&&t<=63},Ne.prototype.isExtCharacter=function(e,t){return(e===this.EXT_+1||e===this.EXT_+2)&&t>=32&&t<=63},Ne.prototype.isMidRowCode=function(e,t){return e===this.EXT_&&t>=32&&t<=47},Ne.prototype.isOffsetControlCode=function(e,t){return e===this.OFFSET_&&t>=33&&t<=35},Ne.prototype.isPAC=function(e,t){return e>=this.BASE_&&e=64&&t<=127},Ne.prototype.isColorPAC=function(e){return e>=64&&e<=79||e>=96&&e<=127},Ne.prototype.isNormalChar=function(e){return e>=32&&e<=127},Ne.prototype.setRollUp=function(e,t){if("rollUp"!==this.mode_&&(this.row_=14,this.mode_="rollUp",this.flushDisplayed(e),this.nonDisplayed_=Be(),this.displayed_=Be()),void 0!==t&&t!==this.row_)for(var i=0;i"}),"");this[this.mode_](e,i)},Ne.prototype.clearFormatting=function(e){if(this.formatting_.length){var t=this.formatting_.reverse().reduce((function(e,t){return e+""}),"");this.formatting_=[],this[this.mode_](e,t)}},Ne.prototype.popOn=function(e,t){var i=this.nonDisplayed_[this.row_];i+=t,this.nonDisplayed_[this.row_]=i},Ne.prototype.rollUp=function(e,t){var i=this.displayed_[this.row_];i+=t,this.displayed_[this.row_]=i},Ne.prototype.shiftRowsUp_=function(){var e;for(e=0;et&&(i=-1);Math.abs(t-e)>4294967296;)e+=8589934592*i;return e},ze=function e(t){var i,n;e.prototype.init.call(this),this.type_=t||"shared",this.push=function(e){"shared"!==this.type_&&e.type!==this.type_||(void 0===n&&(n=e.dts),e.dts=He(e.dts,n),e.pts=He(e.pts,n),i=e.dts,this.trigger("data",e))},this.flush=function(){n=i,this.trigger("done")},this.endTimeline=function(){this.flush(),this.trigger("endedtimeline")},this.discontinuity=function(){n=void 0,i=void 0},this.reset=function(){this.discontinuity(),this.trigger("reset")}};ze.prototype=new V;var Ge,We=ze,Ye=He,qe=function(e,t,i){var n,r="";for(n=t;n>>2;h*=4,h+=3&l[7],o.timeStamp=h,void 0===t.pts&&void 0===t.dts&&(t.pts=o.timeStamp,t.dts=o.timeStamp),this.trigger("timestamp",o)}t.frames.push(o),i+=10,i+=s}while(i>>4>1&&(n+=t[n]+1),0===i.pid)i.type="pat",e(t.subarray(n),i),this.trigger("data",i);else if(i.pid===this.pmtPid)for(i.type="pmt",e(t.subarray(n),i),this.trigger("data",i);this.packetsWaitingForPmt.length;)this.processPes_.apply(this,this.packetsWaitingForPmt.shift());else void 0===this.programMapTable?this.packetsWaitingForPmt.push([t,n,i]):this.processPes_(t,n,i)},this.processPes_=function(e,t,i){i.pid===this.programMapTable.video?i.streamType=Ve.H264_STREAM_TYPE:i.pid===this.programMapTable.audio?i.streamType=Ve.ADTS_STREAM_TYPE:i.streamType=this.programMapTable["timed-metadata"][i.pid],i.type="pes",i.data=e.subarray(t),this.trigger("data",i)}}).prototype=new V,Je.STREAM_TYPES={h264:27,adts:15},(Ze=function(){var e,t=this,i=!1,n={data:[],size:0},r={data:[],size:0},a={data:[],size:0},s=function(e,i,n){var r,a,s=new Uint8Array(e.size),o={type:i},u=0,l=0;if(e.data.length&&!(e.size<9)){for(o.trackId=e.data[0].pid,u=0;u>>3,d.pts*=4,d.pts+=(6&h[13])>>>1,d.dts=d.pts,64&c&&(d.dts=(14&h[14])<<27|(255&h[15])<<20|(254&h[16])<<12|(255&h[17])<<5|(254&h[18])>>>3,d.dts*=4,d.dts+=(6&h[18])>>>1)),d.data=h.subarray(9+h[8])),r="video"===i||o.packetLength<=e.size,(n||r)&&(e.size=0,e.data.length=0),r&&t.trigger("data",o)}};Ze.prototype.init.call(this),this.push=function(o){({pat:function(){},pes:function(){var e,t;switch(o.streamType){case Ve.H264_STREAM_TYPE:e=n,t="video";break;case Ve.ADTS_STREAM_TYPE:e=r,t="audio";break;case Ve.METADATA_STREAM_TYPE:e=a,t="timed-metadata";break;default:return}o.payloadUnitStartIndicator&&s(e,t,!0),e.data.push(o),e.size+=o.data.byteLength},pmt:function(){var n={type:"metadata",tracks:[]};null!==(e=o.programMapTable).video&&n.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+e.video,codec:"avc",type:"video"}),null!==e.audio&&n.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+e.audio,codec:"adts",type:"audio"}),i=!0,t.trigger("data",n)}})[o.type]()},this.reset=function(){n.size=0,n.data.length=0,r.size=0,r.data.length=0,this.trigger("reset")},this.flushStreams_=function(){s(n,"video"),s(r,"audio"),s(a,"timed-metadata")},this.flush=function(){if(!i&&e){var n={type:"metadata",tracks:[]};null!==e.video&&n.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+e.video,codec:"avc",type:"video"}),null!==e.audio&&n.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+e.audio,codec:"adts",type:"audio"}),t.trigger("data",n)}i=!1,this.flushStreams_(),this.trigger("done")}}).prototype=new V;var it={PAT_PID:0,MP2T_PACKET_LENGTH:188,TransportPacketStream:$e,TransportParseStream:Je,ElementaryStream:Ze,TimestampRolloverStream:tt,CaptionStream:je.CaptionStream,Cea608Stream:je.Cea608Stream,Cea708Stream:je.Cea708Stream,MetadataStream:et};for(var nt in Ve)Ve.hasOwnProperty(nt)&&(it[nt]=Ve[nt]);var rt,at=it,st=he,ot=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];(rt=function(e){var t,i=0;rt.prototype.init.call(this),this.skipWarn_=function(e,t){this.trigger("log",{level:"warn",message:"adts skiping bytes "+e+" to "+t+" in frame "+i+" outside syncword"})},this.push=function(n){var r,a,s,o,u,l=0;if(e||(i=0),"audio"===n.type){var h;for(t&&t.length?(s=t,(t=new Uint8Array(s.byteLength+n.data.byteLength)).set(s),t.set(n.data,s.byteLength)):t=n.data;l+7>5,u=(o=1024*(1+(3&t[l+6])))*st/ot[(60&t[l+2])>>>2],t.byteLength-l