优化getTrack接口相关代码

ac705972 · xiongziliang · 28262b15 · ac705972 · ac705972 · ac705972
Commit ac705972 authored Sep 06, 2020 by xiongziliang
--- a/src/Common/MediaSource.cpp
+++ b/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) {

--- a/src/Common/MediaSource.h
+++ b/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;
 };

--- a/src/Common/MultiMediaSourceMuxer.cpp
+++ b/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);
 }

--- a/src/Common/MultiMediaSourceMuxer.h
+++ b/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

--- a/src/Player/PlayerProxy.cpp
+++ b/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);
    }

--- a/src/Rtmp/RtmpMediaSourceImp.h
+++ b/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);

--- a/src/Rtmp/RtmpMediaSourceMuxer.h
+++ b/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;
 };

--- a/src/Rtsp/RtspMediaSourceImp.h
+++ b/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;

--- a/src/Rtsp/RtspMediaSourceMuxer.h
+++ b/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;
 };