优化getTrack接口相关代码

src/Common/MediaSource.cpp

@@ -54,15 +54,11 @@ const string& MediaSource::getId() const {
 }
 
 vector<Track::Ptr> MediaSource::getTracks(bool ready) const {
-    auto strongPtr = _track_source.lock();
+    auto listener = _listener.lock();
-    if(strongPtr){
+    if(!listener){
-        return strongPtr->getTracks(ready);
-    }
         return vector<Track::Ptr>();
-}
+    }
-
+    return listener->getTracks(const_cast<MediaSource &>(*this), ready);
-void MediaSource::setTrackSource(const std::weak_ptr<TrackSource> &track_src) {
-    _track_source = track_src;
 }
 
 void MediaSource::setListener(const std::weak_ptr<MediaSourceEvent> &listener){
@@ -549,6 +545,14 @@ bool MediaSourceEventInterceptor::isRecording(MediaSource &sender, Recorder::typ
     return listener->isRecording(sender, type);
 }
 
+vector<Track::Ptr> MediaSourceEventInterceptor::getTracks(MediaSource &sender, bool trackReady) const {
+    auto listener = _listener.lock();
+    if (!listener) {
+        return vector<Track::Ptr>();
+    }
+    return listener->getTracks(sender, trackReady);
+}
+
 /////////////////////////////////////FlushPolicy//////////////////////////////////////
 
 static bool isFlushAble_default(bool is_video, uint32_t last_stamp, uint32_t new_stamp, int cache_size) {

src/Common/MediaSource.h

@@ -59,6 +59,8 @@ public:
     virtual bool setupRecord(MediaSource &sender, Recorder::type type, bool start, const string &custom_path) { return false; };
     // 获取录制状态
     virtual bool isRecording(MediaSource &sender, Recorder::type type) { return false; };
+    // 获取所有track相关信息
+    virtual vector<Track::Ptr> getTracks(MediaSource &sender, bool trackReady = true) const { return vector<Track::Ptr>(); };
 
 private:
     Timer::Ptr _async_close_timer;
@@ -74,9 +76,10 @@ public:
     bool close(MediaSource &sender, bool force) override;
     int totalReaderCount(MediaSource &sender) override;
     void onNoneReader(MediaSource &sender) override;
-    void onRegist(MediaSource &sender, bool regist) override;;
+    void onRegist(MediaSource &sender, bool regist) override;
     bool setupRecord(MediaSource &sender, Recorder::type type, bool start, const string &custom_path) override;
     bool isRecording(MediaSource &sender, Recorder::type type) override;
+    vector<Track::Ptr> getTracks(MediaSource &sender, bool trackReady = true) const override;
 
 protected:
     std::weak_ptr<MediaSourceEvent> _listener;
@@ -116,6 +119,8 @@ public:
     MediaSource(const string &schema, const string &vhost, const string &app, const string &stream_id) ;
     virtual ~MediaSource() ;
 
+    ////////////////获取MediaSource相关信息////////////////
+
     // 获取协议类型
     const string& getSchema() const;
     // 虚拟主机
@@ -125,11 +130,16 @@ public:
     // 流id
     const string& getId() const;
 
-    // 设置TrackSource
-    void setTrackSource(const std::weak_ptr<TrackSource> &track_src);
     // 获取所有Track
     vector<Track::Ptr> getTracks(bool ready = true) const override;
 
+    // 获取流当前时间戳
+    virtual uint32_t getTimeStamp(TrackType type) { return 0; };
+    // 设置时间戳
+    virtual void setTimeStamp(uint32_t stamp) {};
+
+    ////////////////MediaSourceEvent相关接口实现////////////////
+
     // 设置监听者
     void setListener(const std::weak_ptr<MediaSourceEvent> &listener);
     // 获取监听者
@@ -140,11 +150,6 @@ public:
     // 观看者个数，包括(hls/rtsp/rtmp)
     virtual int totalReaderCount();
 
-    // 获取流当前时间戳
-    virtual uint32_t getTimeStamp(TrackType type) { return 0; };
-    // 设置时间戳
-    virtual void setTimeStamp(uint32_t stamp) {};
-
     // 拖动进度条
     bool seekTo(uint32_t stamp);
     // 关闭该流
@@ -156,6 +161,8 @@ public:
     // 获取录制状态
     bool isRecording(Recorder::type type);
 
+    ////////////////static方法，查找或生成MediaSource////////////////
+
     // 同步查找流
     static Ptr find(const string &schema, const string &vhost, const string &app, const string &id);
     // 异步查找流
@@ -180,7 +187,6 @@ private:
     string _vhost;
     string _app;
     string _stream_id;
-    weak_ptr<TrackSource> _track_source;
     std::weak_ptr<MediaSourceEvent> _listener;
 };
 

src/Common/MultiMediaSourceMuxer.cpp

@@ -96,7 +96,6 @@ bool MultiMuxerPrivate::setupRecord(MediaSource &sender, Recorder::type type, bo
                 if (hls_src) {
                     //设置HlsMediaSource的事件监听器
                     hls_src->setListener(_listener);
-                    hls_src->setTrackSource(shared_from_this());
                 }
             } else if (!start && _hls) {
                 //停止录制
@@ -189,19 +188,12 @@ void MultiMuxerPrivate::onTrackFrame(const Frame::Ptr &frame) {
 
 void MultiMuxerPrivate::onAllTrackReady() {
     if (_rtmp) {
-        _rtmp->setTrackSource(shared_from_this());
         _rtmp->onAllTrackReady();
     }
     if (_rtsp) {
-        _rtsp->setTrackSource(shared_from_this());
         _rtsp->onAllTrackReady();
     }
 
-    auto hls_src = getHlsMediaSource();
-    if (hls_src) {
-        hls_src->setTrackSource(shared_from_this());
-    }
-
     if (_track_listener) {
         _track_listener->onAllTrackReady();
     }
@@ -243,7 +235,7 @@ void MultiMediaSourceMuxer::setTimeStamp(uint32_t stamp) {
     _muxer->setTimeStamp(stamp);
 }
 
-vector<Track::Ptr> MultiMediaSourceMuxer::getTracks(bool trackReady) const {
+vector<Track::Ptr> MultiMediaSourceMuxer::getTracks(MediaSource &sender, bool trackReady) const {
     return _muxer->getTracks(trackReady);
 }
 

src/Common/MultiMediaSourceMuxer.h

@@ -57,7 +57,7 @@ private:
     std::weak_ptr<MediaSourceEvent> _listener;
 };
 
-class MultiMediaSourceMuxer : public MediaSourceEventInterceptor, public MediaSinkInterface, public TrackSource, public MultiMuxerPrivate::Listener, public std::enable_shared_from_this<MultiMediaSourceMuxer>{
+class MultiMediaSourceMuxer : public MediaSourceEventInterceptor, public MediaSinkInterface, public MultiMuxerPrivate::Listener, public std::enable_shared_from_this<MultiMediaSourceMuxer>{
 public:
     typedef MultiMuxerPrivate::Listener Listener;
     typedef std::shared_ptr<MultiMediaSourceMuxer> Ptr;
@@ -94,16 +94,14 @@ public:
      */
     void setTimeStamp(uint32_t stamp);
 
-    /////////////////////////////////TrackSource override/////////////////////////////////
+    /////////////////////////////////MediaSourceEvent override/////////////////////////////////
 
     /**
      * 获取所有Track
      * @param trackReady 是否筛选过滤未就绪的track
      * @return 所有Track
      */
-    vector<Track::Ptr> getTracks(bool trackReady = true) const override;
+    vector<Track::Ptr> getTracks(MediaSource &sender, bool trackReady = true) const override;
-
-    /////////////////////////////////MediaSourceEvent override/////////////////////////////////
 
     /**
      * 观看总人数

src/Player/PlayerProxy.cpp

@@ -96,7 +96,7 @@ void PlayerProxy::play(const string &strUrlTmp) {
             return;
         }
         if(strongSelf->_muxer) {
-            auto tracks = strongSelf->getTracks(false);
+            auto tracks = strongSelf->MediaPlayer::getTracks(false);
             for (auto & track : tracks){
                 track->delDelegate(strongSelf->_muxer.get());
             }
@@ -271,7 +271,6 @@ void PlayerProxy::onPlaySuccess() {
     _muxer->addTrackCompleted();
 
     if (_pMediaSrc) {
-        _pMediaSrc->setTrackSource(_muxer);
         //让_muxer对象拦截一部分事件(比如说录像相关事件)
         _pMediaSrc->setListener(_muxer);
     }

src/Rtmp/RtmpMediaSourceImp.h

@@ -112,12 +112,11 @@ public:
      * _muxer触发的所有Track就绪的事件
      */
     void onAllTrackReady() override{
-        setTrackSource(_muxer);
         _all_track_ready = true;
 
         if (_recreate_metadata) {
             //更新metadata
-            for (auto &track : _muxer->getTracks()) {
+            for (auto &track : _muxer->getTracks(*this)) {
                 Metadata::addTrack(_metadata, track);
             }
             RtmpMediaSource::updateMetaData(_metadata);

src/Rtmp/RtmpMediaSourceMuxer.h

@@ -46,11 +46,6 @@ public:
         _media_src->setMetaData(getMetadata());
     }
 
-    // 设置TrackSource
-    void setTrackSource(const std::weak_ptr<TrackSource> &track_src){
-        _media_src->setTrackSource(track_src);
-    }
-
 private:
     RtmpMediaSource::Ptr _media_src;
 };

src/Rtsp/RtspMediaSourceImp.h

@@ -100,9 +100,9 @@ public:
      * _muxer触发的所有Track就绪的事件
      */
     void onAllTrackReady() override{
-        setTrackSource(_muxer);
         _all_track_ready = true;
     }
+
 private:
     RtspDemuxer::Ptr _demuxer;
     MultiMediaSourceMuxer::Ptr _muxer;

src/Rtsp/RtspMediaSourceMuxer.h

@@ -45,10 +45,6 @@ public:
         _mediaSouce->setSdp(getSdp());
     }
 
-    // 设置TrackSource
-    void setTrackSource(const std::weak_ptr<TrackSource> &track_src){
-        _mediaSouce->setTrackSource(track_src);
-    }
 private:
     RtspMediaSource::Ptr _mediaSouce;
 };