79 lines
2.4 KiB
C++
79 lines
2.4 KiB
C++
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#include "VP8.h"
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#include "VP8Rtp.h"
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#include "VpxRtmp.h"
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#include "Extension/Factory.h"
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using namespace std;
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using namespace toolkit;
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namespace mediakit {
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bool VP8Track::inputFrame(const Frame::Ptr &frame) {
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char *dataPtr = frame->data() + frame->prefixSize();
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if (frame->keyFrame()) {
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if (frame->size() - frame->prefixSize() < 10)
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return false;
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_width = ((dataPtr[7] << 8) + dataPtr[6]) & 0x3FFF;
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_height = ((dataPtr[9] << 8) + dataPtr[8]) & 0x3FFF;
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webm_vpx_codec_configuration_record_from_vp8(&_vpx, &_width, &_height, dataPtr, frame->size() - frame->prefixSize());
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// InfoL << _width << "x" << _height;
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}
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return VideoTrackImp::inputFrame(frame);
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}
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Buffer::Ptr VP8Track::getExtraData() const {
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auto ret = BufferRaw::create(8 + _vpx.codec_intialization_data_size);
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ret->setSize(webm_vpx_codec_configuration_record_save(&_vpx, (uint8_t *)ret->data(), ret->getCapacity()));
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return ret;
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}
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void VP8Track::setExtraData(const uint8_t *data, size_t size) {
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webm_vpx_codec_configuration_record_load(data, size, &_vpx);
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}
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namespace {
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CodecId getCodec() {
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return CodecVP8;
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}
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Track::Ptr getTrackByCodecId(int sample_rate, int channels, int sample_bit) {
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return std::make_shared<VP8Track>();
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}
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Track::Ptr getTrackBySdp(const SdpTrack::Ptr &track) {
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return std::make_shared<VP8Track>();
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}
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RtpCodec::Ptr getRtpEncoderByCodecId(uint8_t pt) {
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return std::make_shared<VP8RtpEncoder>();
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}
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RtpCodec::Ptr getRtpDecoderByCodecId() {
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return std::make_shared<VP8RtpDecoder>();
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}
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RtmpCodec::Ptr getRtmpEncoderByTrack(const Track::Ptr &track) {
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return std::make_shared<VpxRtmpEncoder>(track);
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}
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RtmpCodec::Ptr getRtmpDecoderByTrack(const Track::Ptr &track) {
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return std::make_shared<VpxRtmpDecoder>(track);
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}
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Frame::Ptr getFrameFromPtr(const char *data, size_t bytes, uint64_t dts, uint64_t pts) {
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return std::make_shared<VP8FrameNoCacheAble>((char *)data, bytes, dts, pts, 0);
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}
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} // namespace
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CodecPlugin vp8_plugin = { getCodec,
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getTrackByCodecId,
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getTrackBySdp,
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getRtpEncoderByCodecId,
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getRtpDecoderByCodecId,
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getRtmpEncoderByTrack,
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getRtmpDecoderByTrack,
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getFrameFromPtr };
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} // namespace mediakit
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