diff --git a/src/Common/Parser.cpp b/src/Common/Parser.cpp
index d9b6c19a..15636c33 100644
--- a/src/Common/Parser.cpp
+++ b/src/Common/Parser.cpp
@@ -8,13 +8,12 @@
  * may be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "Parser.h"
-#include "Common/macros.h"
-#include "Network/sockutil.h"
-#include "Util/base64.h"
-#include "macros.h"
-#include "strCoding.h"
 #include <cinttypes>
+#include "Parser.h"
+#include "strCoding.h"
+#include "Util/base64.h"
+#include "Network/sockutil.h"
+#include "Common/macros.h"
 
 using namespace std;
 using namespace toolkit;
@@ -327,16 +326,16 @@ void splitUrl(const std::string &url, std::string &host, uint16_t &port) {
     checkHost(host);
 }
 
-void parseProxyUrl(const std::string &proxy_url, std::string &proxy_host, uint16_t &proxy_port, std::string &proxy_auth){
-    //判断是否包含http://, 如果是则去掉
+void parseProxyUrl(const std::string &proxy_url, std::string &proxy_host, uint16_t &proxy_port, std::string &proxy_auth) {
+    // 判断是否包含http://, 如果是则去掉
     std::string host;
     auto pos = proxy_url.find("://");
     if (pos != string::npos) {
         host = proxy_url.substr(pos + 3);
-    }else{
+    } else {
         host = proxy_url;
     }
-    //判断是否包含用户名和密码
+    // 判断是否包含用户名和密码
     pos = host.rfind('@');
     if (pos != string::npos) {
         proxy_auth = encodeBase64(host.substr(0, pos));
@@ -344,6 +343,7 @@ void parseProxyUrl(const std::string &proxy_url, std::string &proxy_host, uint16
     }
     splitUrl(host, proxy_host, proxy_port);
 }
+
 #if 0
 //测试代码
 static onceToken token([](){
diff --git a/src/Http/HttpClient.cpp b/src/Http/HttpClient.cpp
index 8386118c..94466b99 100644
--- a/src/Http/HttpClient.cpp
+++ b/src/Http/HttpClient.cpp
@@ -163,7 +163,7 @@ void HttpClient::onConnect_l(const SockException &ex) {
     }
     _StrPrinter printer;
     //不使用代理或者代理服务器已经连接成功
-    if(_proxy_connected || !isUsedProxy()) {
+    if (_proxy_connected || !isUsedProxy()) {
         printer << _method + " " << _path + " HTTP/1.1\r\n";
         for (auto &pr : _header) {
             printer << pr.first + ": ";
@@ -171,10 +171,10 @@ void HttpClient::onConnect_l(const SockException &ex) {
         }
         _header.clear();
         _path.clear();
-    }else{
-        printer << "CONNECT "<< _last_host <<" HTTP/1.1\r\n";
+    } else {
+        printer << "CONNECT " << _last_host << " HTTP/1.1\r\n";
         printer << "Proxy-Connection: keep-alive\r\n";
-        if(!_proxy_auth.empty()) {
+        if (!_proxy_auth.empty()) {
             printer << "Proxy-Authorization: Basic " << _proxy_auth << "\r\n";
         }
     }
@@ -411,9 +411,11 @@ void HttpClient::setBodyTimeout(size_t timeout_ms) {
 void HttpClient::setCompleteTimeout(size_t timeout_ms) {
     _wait_complete_ms = timeout_ms;
 }
+
 bool HttpClient::isUsedProxy() const {
     return _used_proxy;
 }
+
 bool HttpClient::isProxyConnected() const {
     return _proxy_connected;
 }
@@ -423,16 +425,15 @@ void HttpClient::setProxyUrl(const string &proxyUrl) {
     if (!_proxy_url.empty()) {
         parseProxyUrl(_proxy_url, _proxy_host, _proxy_port, _proxy_auth);
         _used_proxy = true;
-    }else{
+    } else {
         _used_proxy = false;
     }
 }
 
 bool HttpClient::checkProxyConnected(const char *data, size_t len) {
-    auto  ret = strstr(data, "HTTP/1.1 200 Connection established");
+    auto ret = strstr(data, "HTTP/1.1 200 Connection established");
     _proxy_connected = ret != nullptr;
     return _proxy_connected;
 }
 
-
 } /* namespace mediakit */
diff --git a/src/Http/HttpClient.h b/src/Http/HttpClient.h
index 9ef9e18a..88bb1dd2 100644
--- a/src/Http/HttpClient.h
+++ b/src/Http/HttpClient.h
@@ -183,20 +183,17 @@ protected:
     void onFlush() override;
     void onManager() override;
 
-    bool checkProxyConnected(const char *data, size_t len);
-
-    bool isUsedProxy() const;
-
-    bool isProxyConnected() const;
-
     void clearResponse();
 
+    bool checkProxyConnected(const char *data, size_t len);
+    bool isUsedProxy() const;
+    bool isProxyConnected() const;
+
 private:
     void onResponseCompleted_l(const toolkit::SockException &ex);
     void onConnect_l(const toolkit::SockException &ex);
     void checkCookie(HttpHeader &headers);
 
-
 private:
     //for http response
     bool _complete = false;
@@ -225,12 +222,13 @@ private:
     toolkit::Ticker _wait_header;
     toolkit::Ticker _wait_body;
     toolkit::Ticker _wait_complete;
+
+    bool _used_proxy = false;
+    bool _proxy_connected = false;
+    uint16_t _proxy_port;
     std::string _proxy_url;
     std::string _proxy_host;
     std::string _proxy_auth;
-    uint16_t _proxy_port;
-    bool _proxy_connected = false;
-    bool _used_proxy = false;
 };
 
 } /* namespace mediakit */
diff --git a/src/Http/HttpClientImp.cpp b/src/Http/HttpClientImp.cpp
index 235612dc..26babbb0 100644
--- a/src/Http/HttpClientImp.cpp
+++ b/src/Http/HttpClientImp.cpp
@@ -16,12 +16,12 @@ namespace mediakit {
 
 void HttpClientImp::onConnect(const SockException &ex) {
     if (isUsedProxy() && !isProxyConnected()) {
-        //连接代理服务器
+        // 连接代理服务器
         setDoNotUseSSL();
         HttpClient::onConnect(ex);
     } else {
         if (!isHttps()) {
-        //https 302跳转 http时，需要关闭ssl
+            // https 302跳转 http时，需要关闭ssl
             setDoNotUseSSL();
             HttpClient::onConnect(ex);
         } else {
@@ -29,9 +29,10 @@ void HttpClientImp::onConnect(const SockException &ex) {
         }
     }
 }
+
 ssize_t HttpClientImp::onRecvHeader(const char *data, size_t len) {
     if (isUsedProxy() && !isProxyConnected()) {
-        if(checkProxyConnected(data, len)) {
+        if (checkProxyConnected(data, len)) {
             clearResponse();
             onConnect(SockException(Err_success, "proxy connected"));
             return 0;
diff --git a/src/Rtp/TSDecoder.cpp b/src/Rtp/TSDecoder.cpp
index 7206ba9e..4f00ada0 100644
--- a/src/Rtp/TSDecoder.cpp
+++ b/src/Rtp/TSDecoder.cpp
@@ -39,8 +39,7 @@ const char *TSSegment::onSearchPacketTail(const char *data, size_t len) {
     if (((uint8_t *) data)[_size] == TS_SYNC_BYTE) {
         return data + _size;
     }
-    //搜索ts包头
-    auto pos = memchr(data, TS_SYNC_BYTE, len);
+    auto pos = memchr(data + _size, TS_SYNC_BYTE, len - _size);
     if (pos) {
         return (char *) pos;
     }