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修复某些场景下rtmp定位关键帧不准确的bug

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This commit is contained in:
xiongziliang
2020-09-06 18:22:04 +08:00
parent 51ae8d4083
commit 0878f776b3
13 changed files with 43 additions and 67 deletions
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9
src/Extension/AACRtmp.cpp
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@@ -29,17 +29,16 @@ static string getAacCfg(const RtmpPacket &thiz) {
return ret;
}
bool AACRtmpDecoder::inputRtmp(const RtmpPacket::Ptr &pkt, bool) {
void AACRtmpDecoder::inputRtmp(const RtmpPacket::Ptr &pkt) {
if (pkt->isCfgFrame()) {
_aac_cfg = getAacCfg(*pkt);
onGetAAC(nullptr, 0, 0);
return false;
return;
}
if (!_aac_cfg.empty()) {
onGetAAC(pkt->buffer.data() + 2, pkt->buffer.size() - 2, pkt->time_stamp);
}
return false;
}
void AACRtmpDecoder::onGetAAC(const char* data, int len, uint32_t stamp) {
@@ -112,7 +111,7 @@ void AACRtmpEncoder::inputFrame(const Frame::Ptr &frame) {
rtmpPkt->stream_index = STREAM_MEDIA;
rtmpPkt->time_stamp = frame->dts();
rtmpPkt->type_id = MSG_AUDIO;
RtmpCodec::inputRtmp(rtmpPkt, false);
RtmpCodec::inputRtmp(rtmpPkt);
}
}
@@ -133,7 +132,7 @@ void AACRtmpEncoder::makeAudioConfigPkt() {
rtmpPkt->stream_index = STREAM_MEDIA;
rtmpPkt->time_stamp = 0;
rtmpPkt->type_id = MSG_AUDIO;
RtmpCodec::inputRtmp(rtmpPkt, false);
RtmpCodec::inputRtmp(rtmpPkt);
}
}//namespace mediakit

5
src/Extension/AACRtmp.h
View File

@@ -28,10 +28,9 @@ public:
/**
* 输入Rtmp并解码
* @param Rtmp Rtmp数据包
* @param key_pos 此参数内部强制转换为false,请忽略之
* @param rtmp Rtmp数据包
*/
bool inputRtmp(const RtmpPacket::Ptr &Rtmp, bool key_pos = false) override;
void inputRtmp(const RtmpPacket::Ptr &rtmp) override;
CodecId getCodecId() const override{
return CodecAAC;

5
src/Extension/CommonRtmp.cpp
View File

@@ -29,7 +29,7 @@ void CommonRtmpDecoder::obtainFrame() {
_frame->_prefix_size = 0;
}
bool CommonRtmpDecoder::inputRtmp(const RtmpPacket::Ptr &rtmp, bool) {
void CommonRtmpDecoder::inputRtmp(const RtmpPacket::Ptr &rtmp) {
//拷贝负载
_frame->_buffer.assign(rtmp->buffer.data() + 1, rtmp->buffer.size() - 1);
_frame->_dts = rtmp->time_stamp;
@@ -37,7 +37,6 @@ bool CommonRtmpDecoder::inputRtmp(const RtmpPacket::Ptr &rtmp, bool) {
RtmpCodec::inputFrame(_frame);
//创建下一帧
obtainFrame();
return false;
}
/////////////////////////////////////////////////////////////////////////////////////
@@ -61,7 +60,7 @@ void CommonRtmpEncoder::inputFrame(const Frame::Ptr &frame) {
rtmp->stream_index = STREAM_MEDIA;
rtmp->time_stamp = frame->dts();
rtmp->type_id = MSG_AUDIO;
RtmpCodec::inputRtmp(rtmp, false);
RtmpCodec::inputRtmp(rtmp);
}
}//namespace mediakit

3
src/Extension/CommonRtmp.h
View File

@@ -39,9 +39,8 @@ public:
/**
* 输入Rtmp并解码
* @param rtmp Rtmp数据包
* @param key_pos 此参数内部强制转换为false,请忽略之
*/
bool inputRtmp(const RtmpPacket::Ptr &rtmp, bool key_pos = false) override;
void inputRtmp(const RtmpPacket::Ptr &rtmp) override;
private:
void obtainFrame();

13
src/Extension/H264Rtmp.cpp
View File

@@ -23,10 +23,6 @@ H264Frame::Ptr H264RtmpDecoder::obtainFrame() {
return frame;
}
bool H264RtmpDecoder::inputRtmp(const RtmpPacket::Ptr &rtmp, bool key_pos) {
return decodeRtmp(rtmp);
}
/**
* 返回不带0x00 00 00 01头的sps
* @return
@@ -90,14 +86,14 @@ static string getH264PPS(const RtmpPacket &thiz) {
return ret;
}
bool H264RtmpDecoder::decodeRtmp(const RtmpPacket::Ptr &pkt) {
void H264RtmpDecoder::inputRtmp(const RtmpPacket::Ptr &pkt) {
if (pkt->isCfgFrame()) {
//缓存sps pps，后续插入到I帧之前
_sps = getH264SPS(*pkt);
_pps = getH264PPS(*pkt);
onGetH264(_sps.data(), _sps.size(), pkt->time_stamp , pkt->time_stamp);
onGetH264(_pps.data(), _pps.size(), pkt->time_stamp , pkt->time_stamp);
return false;
return;
}
if (pkt->buffer.size() > 9) {
@@ -119,7 +115,6 @@ bool H264RtmpDecoder::decodeRtmp(const RtmpPacket::Ptr &pkt) {
iOffset += iFrameLen;
}
}
return pkt->isVideoKeyFrame();
}
inline void H264RtmpDecoder::onGetH264(const char* pcData, int iLen, uint32_t dts,uint32_t pts) {
@@ -191,7 +186,7 @@ void H264RtmpEncoder::inputFrame(const Frame::Ptr &frame) {
}
if(_lastPacket && _lastPacket->time_stamp != frame->dts()) {
RtmpCodec::inputRtmp(_lastPacket, _lastPacket->isVideoKeyFrame());
RtmpCodec::inputRtmp(_lastPacket);
_lastPacket = nullptr;
}
@@ -259,7 +254,7 @@ void H264RtmpEncoder::makeVideoConfigPkt() {
rtmpPkt->stream_index = STREAM_MEDIA;
rtmpPkt->time_stamp = 0;
rtmpPkt->type_id = MSG_VIDEO;
RtmpCodec::inputRtmp(rtmpPkt, false);
RtmpCodec::inputRtmp(rtmpPkt);
}
}//namespace mediakit

6
src/Extension/H264Rtmp.h
View File

@@ -32,17 +32,17 @@ public:
/**
* 输入264 Rtmp包
* @param rtmp Rtmp包
* @param key_pos 此参数忽略之
*/
bool inputRtmp(const RtmpPacket::Ptr &rtmp, bool key_pos = true) override;
void inputRtmp(const RtmpPacket::Ptr &rtmp) override;
CodecId getCodecId() const override{
return CodecH264;
}
protected:
bool decodeRtmp(const RtmpPacket::Ptr &Rtmp);
void onGetH264(const char *pcData, int iLen, uint32_t dts,uint32_t pts);
H264Frame::Ptr obtainFrame();
protected:
H264Frame::Ptr _h264frame;
string _sps;

13
src/Extension/H265Rtmp.cpp
View File

@@ -27,10 +27,6 @@ H265Frame::Ptr H265RtmpDecoder::obtainFrame() {
return frame;
}
bool H265RtmpDecoder::inputRtmp(const RtmpPacket::Ptr &rtmp, bool key_pos) {
return decodeRtmp(rtmp);
}
#ifdef ENABLE_MP4
/**
* 返回不带0x00 00 00 01头的sps
@@ -65,7 +61,7 @@ static bool getH265ConfigFrame(const RtmpPacket &thiz,string &frame) {
}
#endif
bool H265RtmpDecoder::decodeRtmp(const RtmpPacket::Ptr &pkt) {
void H265RtmpDecoder::inputRtmp(const RtmpPacket::Ptr &pkt) {
if (pkt->isCfgFrame()) {
#ifdef ENABLE_MP4
string config;
@@ -75,7 +71,7 @@ bool H265RtmpDecoder::decodeRtmp(const RtmpPacket::Ptr &pkt) {
#else
WarnL << "请开启MP4相关功能并使能\"ENABLE_MP4\",否则对H265-RTMP支持不完善";
#endif
return false;
return;
}
if (pkt->buffer.size() > 9) {
@@ -97,7 +93,6 @@ bool H265RtmpDecoder::decodeRtmp(const RtmpPacket::Ptr &pkt) {
iOffset += iFrameLen;
}
}
return pkt->isVideoKeyFrame();
}
inline void H265RtmpDecoder::onGetH265(const char* pcData, int iLen, uint32_t dts,uint32_t pts) {
@@ -177,7 +172,7 @@ void H265RtmpEncoder::inputFrame(const Frame::Ptr &frame) {
}
if(_lastPacket && _lastPacket->time_stamp != frame->dts()) {
RtmpCodec::inputRtmp(_lastPacket, _lastPacket->isVideoKeyFrame());
RtmpCodec::inputRtmp(_lastPacket);
_lastPacket = nullptr;
}
@@ -242,7 +237,7 @@ void H265RtmpEncoder::makeVideoConfigPkt() {
rtmpPkt->stream_index = STREAM_MEDIA;
rtmpPkt->time_stamp = 0;
rtmpPkt->type_id = MSG_VIDEO;
RtmpCodec::inputRtmp(rtmpPkt, false);
RtmpCodec::inputRtmp(rtmpPkt);
#else
WarnL << "请开启MP4相关功能并使能\"ENABLE_MP4\",否则对H265-RTMP支持不完善";
#endif

6
src/Extension/H265Rtmp.h
View File

@@ -32,17 +32,17 @@ public:
/**
* 输入265 Rtmp包
* @param rtmp Rtmp包
* @param key_pos 此参数忽略之
*/
bool inputRtmp(const RtmpPacket::Ptr &rtmp, bool key_pos = true) override;
void inputRtmp(const RtmpPacket::Ptr &rtmp) override;
CodecId getCodecId() const override{
return CodecH265;
}
protected:
bool decodeRtmp(const RtmpPacket::Ptr &Rtmp);
void onGetH265(const char *pcData, int iLen, uint32_t dts,uint32_t pts);
H265Frame::Ptr obtainFrame();
protected:
H265Frame::Ptr _h265frame;
};