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性能优化

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This commit is contained in:
xia-chu 2021-04-15 19:46:45 +08:00
parent d76c38ef72
commit 880b9139b0
2 changed files with 7 additions and 8 deletions
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11
src/Extension/H264Rtp.cpp
View File

@ -185,12 +185,12 @@ H264RtpEncoder::H264RtpEncoder(uint32_t ssrc, uint32_t mtu, uint32_t sample_rate
}
void H264RtpEncoder::insertConfigFrame(uint32_t pts){
if (_sps.empty() || _pps.empty()) {
if (!_sps || !_pps) {
return;
}
//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
packRtp(_sps.data(), _sps.size(), pts, false, true);
packRtp(_pps.data(), _pps.size(), pts, false, false);
packRtp(_sps->data() + _sps->prefixSize(), _sps->size() - _sps->prefixSize(), pts, false, true);
packRtp(_pps->data() + _pps->prefixSize(), _pps->size() - _pps->prefixSize(), pts, false, false);
}
void H264RtpEncoder::packRtp(const char *ptr, size_t len, uint32_t pts, bool is_mark, bool gop_pos){
@ -258,18 +258,17 @@ void H264RtpEncoder::packRtpStapA(const char *ptr, size_t len, uint32_t pts, boo
void H264RtpEncoder::inputFrame(const Frame::Ptr &frame) {
auto ptr = frame->data() + frame->prefixSize();
auto len = frame->size() - frame->prefixSize();
switch (H264_TYPE(ptr[0])) {
case H264Frame::NAL_AUD:
case H264Frame::NAL_SEI : {
return;
}
case H264Frame::NAL_SPS: {
_sps = std::string(ptr, len);
_sps = Frame::getCacheAbleFrame(frame);
return;
}
case H264Frame::NAL_PPS: {
_pps = std::string(ptr, len);
_pps = Frame::getCacheAbleFrame(frame);
return;
}
default: break;

4
src/Extension/H264Rtp.h
View File

@ -89,8 +89,8 @@ private:
void packRtpStapA(const char *data, size_t len, uint32_t pts, bool is_mark, bool gop_pos);
private:
string _sps;
string _pps;
Frame::Ptr _sps;
Frame::Ptr _pps;
Frame::Ptr _last_frame;
};