修复某些场景下rtmp定位关键帧不准确的bug

src/Extension/AACRtmp.cpp

@@ -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
\ No newline at end of file

src/Extension/AACRtmp.h

@@ -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;

src/Extension/CommonRtmp.cpp

@@ -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
\ No newline at end of file

src/Extension/CommonRtmp.h

@@ -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();

src/Extension/H264Rtmp.cpp

@@ -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

src/Extension/H264Rtmp.h

@@ -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;

src/Extension/H265Rtmp.cpp

@@ -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

src/Extension/H265Rtmp.h

@@ -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;
 };

src/Rtmp/RtmpCodec.h

@@ -45,14 +45,11 @@ public:
     /**
      * 输入rtmp包
      * @param rtmp rtmp包
-     * @param key_pos 是否为关键帧
-     * @return 是否为关键帧
      */
-    virtual bool inputRtmp(const RtmpPacket::Ptr &rtmp, bool key_pos) {
+    virtual void inputRtmp(const RtmpPacket::Ptr &rtmp) {
         if (_rtmpRing) {
-            _rtmpRing->write(rtmp, key_pos);
+            _rtmpRing->write(rtmp, rtmp->isVideoKeyFrame());
         }
-        return key_pos;
     }
 
 protected:

src/Rtmp/RtmpDemuxer.cpp

@@ -65,34 +65,32 @@ bool RtmpDemuxer::loadMetaData(const AMFValue &val){
     return ret;
 }
 
-bool RtmpDemuxer::inputRtmp(const RtmpPacket::Ptr &pkt) {
+void RtmpDemuxer::inputRtmp(const RtmpPacket::Ptr &pkt) {
     switch (pkt->type_id) {
         case MSG_VIDEO: {
-            if(!_try_get_video_track){
+            if (!_try_get_video_track) {
                 _try_get_video_track = true;
                 auto codec = AMFValue(pkt->getMediaType());
                 makeVideoTrack(codec);
             }
-            if(_video_rtmp_decoder){
-                return _video_rtmp_decoder->inputRtmp(pkt, true);
+            if (_video_rtmp_decoder) {
+                _video_rtmp_decoder->inputRtmp(pkt);
             }
-            return false;
+            break;
         }
 
         case MSG_AUDIO: {
-            if(!_try_get_audio_track) {
+            if (!_try_get_audio_track) {
                 _try_get_audio_track = true;
                 auto codec = AMFValue(pkt->getMediaType());
                 makeAudioTrack(codec, pkt->getAudioSampleRate(), pkt->getAudioChannel(), pkt->getAudioSampleBit());
             }
-            if(_audio_rtmp_decoder){
-                _audio_rtmp_decoder->inputRtmp(pkt, false);
-                return false;
+            if (_audio_rtmp_decoder) {
+                _audio_rtmp_decoder->inputRtmp(pkt);
             }
-            return false;
+            break;
         }
-        default:
-            return false;
+        default : break;
     }
 }
 

src/Rtmp/RtmpDemuxer.h

@@ -35,9 +35,8 @@ public:
     /**
      * 开始解复用
      * @param pkt rtmp包
-     * @return true 代表是i帧
      */
-    bool inputRtmp(const RtmpPacket::Ptr &pkt);
+    void inputRtmp(const RtmpPacket::Ptr &pkt);
 
 private:
     void makeVideoTrack(const AMFValue &val);

src/Rtmp/RtmpMediaSource.h

@@ -117,9 +117,8 @@ public:
     /**
      * 输入rtmp包
      * @param pkt rtmp包
-     * @param key 是否为关键帧
      */
-    void onWrite(const RtmpPacket::Ptr &pkt, bool key = true) override {
+    void onWrite(const RtmpPacket::Ptr &pkt, bool = true) override {
         //保存当前时间戳
         switch (pkt->type_id) {
             case MSG_VIDEO : _track_stamps[TrackVideo] = pkt->time_stamp, _have_video = true; break;
@@ -152,7 +151,7 @@ public:
                 regist();
             }
         }
-        PacketCache<RtmpPacket>::inputPacket(pkt->type_id == MSG_VIDEO, pkt, key);
+        PacketCache<RtmpPacket>::inputPacket(pkt->type_id == MSG_VIDEO, pkt, pkt->isVideoKeyFrame());
     }
 
     /**

src/Rtmp/RtmpMediaSourceImp.h

@@ -60,15 +60,12 @@ public:
     /**
      * 输入rtmp并解析
      */
-    void onWrite(const RtmpPacket::Ptr &pkt,bool key_pos = true) override {
-        if (_all_track_ready && !_muxer->isEnabled()) {
-            //获取到所有Track后，并且未开启转协议，那么不需要解复用rtmp
-            key_pos = pkt->isVideoKeyFrame();
-        } else {
-            //需要解复用rtmp
-            key_pos = _demuxer->inputRtmp(pkt);
+    void onWrite(const RtmpPacket::Ptr &pkt, bool = true) override {
+        if (!_all_track_ready || _muxer->isEnabled()) {
+            //未获取到所有Track后，或者开启转协议，那么需要解复用rtmp
+            _demuxer->inputRtmp(pkt);
         }
-        RtmpMediaSource::onWrite(pkt, key_pos);
+        RtmpMediaSource::onWrite(pkt);
     }
 
     /**