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https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-11-22 19:00:01 +08:00
性能优化
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d76c38ef72
commit
880b9139b0
@ -185,12 +185,12 @@ H264RtpEncoder::H264RtpEncoder(uint32_t ssrc, uint32_t mtu, uint32_t sample_rate
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}
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void H264RtpEncoder::insertConfigFrame(uint32_t pts){
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if (_sps.empty() || _pps.empty()) {
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if (!_sps || !_pps) {
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return;
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}
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//gop缓存从sps开始,sps、pps后面还有时间戳相同的关键帧,所以mark bit为false
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packRtp(_sps.data(), _sps.size(), pts, false, true);
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packRtp(_pps.data(), _pps.size(), pts, false, false);
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packRtp(_sps->data() + _sps->prefixSize(), _sps->size() - _sps->prefixSize(), pts, false, true);
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packRtp(_pps->data() + _pps->prefixSize(), _pps->size() - _pps->prefixSize(), pts, false, false);
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}
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void H264RtpEncoder::packRtp(const char *ptr, size_t len, uint32_t pts, bool is_mark, bool gop_pos){
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@ -258,18 +258,17 @@ void H264RtpEncoder::packRtpStapA(const char *ptr, size_t len, uint32_t pts, boo
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void H264RtpEncoder::inputFrame(const Frame::Ptr &frame) {
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auto ptr = frame->data() + frame->prefixSize();
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auto len = frame->size() - frame->prefixSize();
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switch (H264_TYPE(ptr[0])) {
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case H264Frame::NAL_AUD:
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case H264Frame::NAL_SEI : {
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return;
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}
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case H264Frame::NAL_SPS: {
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_sps = std::string(ptr, len);
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_sps = Frame::getCacheAbleFrame(frame);
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return;
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}
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case H264Frame::NAL_PPS: {
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_pps = std::string(ptr, len);
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_pps = Frame::getCacheAbleFrame(frame);
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return;
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}
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default: break;
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@ -89,8 +89,8 @@ private:
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void packRtpStapA(const char *data, size_t len, uint32_t pts, bool is_mark, bool gop_pos);
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private:
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string _sps;
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string _pps;
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Frame::Ptr _sps;
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Frame::Ptr _pps;
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Frame::Ptr _last_frame;
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};
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