添加断流重连是否接着前一次继续写;修复断流重连成功后hls时间戳错误问题

conf/config.ini

@@ -32,6 +32,9 @@ streamNoneReaderDelayMS=5000
 ultraLowDelay=1
 #拉流代理是否添加静音音频(直接拉流模式本协议无效)
 addMuteAudio=1
+#拉流代理时如果断流再重连成功是否删除前一次的媒体流数据，如果删除将重新开始，
+#如果不删除将会接着上一次的数据继续写(录制hls/mp4时会继续在前一个文件后面写)
+resetWhenRePlay=1
 
 [hls]
 #hls写文件的buf大小，调整参数可以提高文件io性能

src/Common/MediaSink.cpp

@@ -32,7 +32,7 @@ namespace mediakit{
 
 void MediaSink::addTrack(const Track::Ptr &track_in) {
     lock_guard<recursive_mutex> lck(_mtx);
-//克隆Track，只拷贝其数据，不拷贝其数据转发关系
+    //克隆Track，只拷贝其数据，不拷贝其数据转发关系
     auto track = track_in->clone();
 
     weak_ptr<MediaSink> weakSelf = shared_from_this();
@@ -60,6 +60,14 @@ void MediaSink::addTrack(const Track::Ptr &track_in) {
     }
 }
 
+void MediaSink::resetTracks() {
+    _anyTrackUnReady = true;
+    _allTrackReady = false;
+    _track_map.clear();
+    _trackReadyCallback.clear();
+    _ticker.resetTime();
+}
+
 void MediaSink::inputFrame(const Frame::Ptr &frame) {
     lock_guard<recursive_mutex> lck(_mtx);
     auto codec_id = frame->getCodecId();

src/Common/MediaSink.h

@@ -52,7 +52,7 @@ public:
      * 输入frame
      * @param frame
      */
-    void inputFrame(const Frame::Ptr &frame) override ;
+    void inputFrame(const Frame::Ptr &frame) override;
 
     /**
      * 添加track，内部会调用Track的clone方法
@@ -61,21 +61,24 @@ public:
      */
     virtual void addTrack(const Track::Ptr & track);
 
+    /**
+     * 重置track
+     */
+    virtual void resetTracks();
 
     /**
      * 全部Track是否都准备好了
      * @return
      */
-    bool isAllTrackReady() const ;
-
+    bool isAllTrackReady() const;
 
     /**
      * 获取特定类型的Track
      * @param type track类型
-	 * @param trackReady 是否获取已经准备好的Track
+     * @param trackReady 是否获取已经准备好的Track
      * @return
      */
-    Track::Ptr getTrack(TrackType type,bool trackReady = true) const ;
+    Track::Ptr getTrack(TrackType type,bool trackReady = true) const;
 protected:
     /**
      * 某track已经准备好，其ready()状态返回true，

src/Common/MultiMediaSourceMuxer.h

@@ -70,6 +70,19 @@ public:
     }
 
     /**
+     * 重置音视频媒体
+     */
+    void resetTracks() {
+        if(_rtmp){
+            _rtmp->resetTracks();
+        }
+        if(_rtsp){
+            _rtsp->resetTracks();
+        }
+        _record->resetTracks();
+    }
+
+    /**
      * 写入帧数据然后打包rtmp
      * @param frame 帧数据
      */

src/Common/config.cpp

@@ -78,6 +78,7 @@ const string kMaxStreamWaitTimeMS = GENERAL_FIELD"maxStreamWaitMS";
 const string kEnableVhost = GENERAL_FIELD"enableVhost";
 const string kUltraLowDelay = GENERAL_FIELD"ultraLowDelay";
 const string kAddMuteAudio = GENERAL_FIELD"addMuteAudio";
+const string kResetWhenRePlay = GENERAL_FIELD"resetWhenRePlay";
 
 onceToken token([](){
     mINI::Instance()[kFlowThreshold] = 1024;
@@ -86,6 +87,7 @@ onceToken token([](){
     mINI::Instance()[kEnableVhost] = 1;
 	mINI::Instance()[kUltraLowDelay] = 1;
 	mINI::Instance()[kAddMuteAudio] = 1;
+	mINI::Instance()[kResetWhenRePlay] = 1;
 },nullptr);
 
 }//namespace General

src/Common/config.h

@@ -179,6 +179,9 @@ extern const string kEnableVhost;
 extern const string kUltraLowDelay;
 //拉流代理时是否添加静音音频
 extern const string kAddMuteAudio;
+//拉流代理时如果断流再重连成功是否删除前一次的媒体流数据，如果删除将重新开始，
+//如果不删除将会接着上一次的数据继续写(录制hls/mp4时会继续在前一个文件后面写)
+extern const string kResetWhenRePlay;
 }//namespace General
 
 

src/MediaFile/HlsMaker.cpp

@@ -81,8 +81,18 @@ void HlsMaker::makeIndexFile(bool eof) {
 
 
 void HlsMaker::inputData(void *data, uint32_t len, uint32_t timestamp) {
-    addNewFile(timestamp);
-    onWriteFile((char *) data, len);
+    //分片数据中断结束
+    if (data && len) {
+        addNewFile(timestamp);
+        onWriteFile((char *) data, len);
+    }
+    else {
+        _noData = true;
+        _stampInc = _ticker.elapsedTime();
+        _seg_dur_list.push_back(std::make_tuple(_stampInc, _last_file_name));
+        delOldFile();
+        makeIndexFile();
+    }
 }
 
 void HlsMaker::delOldFile() {
@@ -102,6 +112,12 @@ void HlsMaker::delOldFile() {
 }
 
 void HlsMaker::addNewFile(uint32_t) {
+    //上次分片数据中断结束，重置时间避免中途的等待
+    if (_noData) {
+        _ticker.resetTime();
+        _last_file_name = onOpenFile(_file_index++);
+        _noData = false;
+    }
     _stampInc = _ticker.elapsedTime();
     if (_file_index == 0 || _stampInc >= _seg_duration * 1000) {
         _ticker.resetTime();

src/MediaFile/HlsMaker.h

@@ -92,6 +92,7 @@ protected:
 protected:
     uint32_t _seg_number = 0;
 private:
+    bool _noData = false;
     int _stampInc = 0;
     float _seg_duration = 0;
     uint64_t _file_index = 0;

src/MediaFile/HlsRecorder.h

@@ -32,7 +32,7 @@
 
 namespace mediakit {
 
-class HlsRecorder : public HlsMakerImp , public TsMuxer  {
+class HlsRecorder : public HlsMakerImp, public TsMuxer {
 public:
     template<typename ...ArgsType>
     HlsRecorder(ArgsType &&...args):HlsMakerImp(std::forward<ArgsType>(args)...){}

src/MediaFile/MediaRecorder.cpp

@@ -113,4 +113,18 @@ void MediaRecorder::addTrack(const Track::Ptr &track) {
 #endif //defined(ENABLE_MP4RECORD)
 }
 
+void MediaRecorder::resetTracks() {
+#if defined(ENABLE_HLS)
+    if (_hlsRecorder) {
+        _hlsRecorder->resetTracks();
+    }
+#endif //defined(ENABLE_HLS)
+
+#if defined(ENABLE_MP4RECORD)
+    if (_mp4Recorder) {
+        _mp4Recorder->resetTracks();
+    }
+#endif //defined(ENABLE_MP4RECORD)
+}
+
 } /* namespace mediakit */

src/MediaFile/MediaRecorder.h

@@ -48,17 +48,22 @@ public:
 	virtual ~MediaRecorder();
 
 	/**
-     * 输入frame
-     * @param frame
-     */
-	void inputFrame(const Frame::Ptr &frame) override ;
+       * 输入frame
+       * @param frame
+       */
+	void inputFrame(const Frame::Ptr &frame) override;
 
 	/**
-     * 添加track，内部会调用Track的clone方法
-     * 只会克隆sps pps这些信息 ，而不会克隆Delegate相关关系
-     * @param track
-     */
+       * 添加track，内部会调用Track的clone方法
+       * 只会克隆sps pps这些信息 ，而不会克隆Delegate相关关系
+       * @param track
+       */
 	void addTrack(const Track::Ptr & track) override;
+
+      /**
+       * 重置track
+       */
+      void resetTracks() override;
 private:
 #if defined(ENABLE_HLS)
 	std::shared_ptr<HlsRecorder> _hlsRecorder;

src/MediaFile/TsMuxer.cpp

@@ -101,6 +101,8 @@ void TsMuxer::inputFrame(const Frame::Ptr &frame) {
 }
 
 void TsMuxer::resetTracks() {
+    //通知片段中断
+    onTs(nullptr, 0, 0, 0);
     uninit();
     init();
 }

src/MediaFile/TsMuxer.h

@@ -43,10 +43,10 @@ public:
     TsMuxer();
     virtual ~TsMuxer();
     void addTrack(const Track::Ptr &track) override;
-    void inputFrame(const Frame::Ptr &frame)  override;
+    void resetTracks() override;
+    void inputFrame(const Frame::Ptr &frame) override;
 protected:
     virtual void onTs(const void *packet, int bytes,uint32_t timestamp,int flags) = 0;
-    void resetTracks();
 private:
     void init();
     void uninit();

src/Player/PlayerProxy.cpp

@@ -122,7 +122,13 @@ void PlayerProxy::play(const string &strUrlTmp) {
 			for (auto & track : tracks){
 				track->delDelegate(strongSelf->_mediaMuxer.get());
 			}
-			strongSelf->_mediaMuxer.reset();
+
+			GET_CONFIG(bool,resetWhenRePlay,General::kResetWhenRePlay);
+			if (resetWhenRePlay) {
+				strongSelf->_mediaMuxer.reset();
+			} else {
+				strongSelf->_mediaMuxer->resetTracks();
+			}
 		}
 		//播放异常中断，延时重试播放
 		if(*piFailedCnt < strongSelf->_iRetryCount || strongSelf->_iRetryCount < 0) {
@@ -138,7 +144,7 @@ void PlayerProxy::play(const string &strUrlTmp) {
 		if(directProxy && _bEnableRtsp){
 			mediaSource = std::make_shared<RtspMediaSource>(_strVhost,_strApp,_strSrc);
 		}
-	}else if(dynamic_pointer_cast<RtmpPlayer>(_parser)){
+	} else if(dynamic_pointer_cast<RtmpPlayer>(_parser)){
 		//rtmp拉流
 		if(_bEnableRtmp){
 			mediaSource = std::make_shared<RtmpMediaSource>(_strVhost,_strApp,_strSrc);
@@ -154,7 +160,7 @@ PlayerProxy::~PlayerProxy() {
 	_timer.reset();
 }
 void PlayerProxy::rePlay(const string &strUrl,int iFailedCnt){
-	auto iDelay = MAX(2 * 1000, MIN(iFailedCnt * 3000,60*1000));
+	auto iDelay = MAX(2 * 1000, MIN(iFailedCnt * 3000, 60*1000));
 	weak_ptr<PlayerProxy> weakSelf = shared_from_this();
 	_timer = std::make_shared<Timer>(iDelay / 1000.0f,[weakSelf,strUrl,iFailedCnt]() {
 		//播放失败次数越多，则延时越长
@@ -213,7 +219,7 @@ public:
 			if(_iAudioIndex != iAudioIndex){
 				_iAudioIndex = iAudioIndex;
 				auto aacFrame = std::make_shared<AACFrameNoCacheAble>((char *)MUTE_ADTS_DATA,
-																	 MUTE_ADTS_DATA_LEN,
+																	  MUTE_ADTS_DATA_LEN,
 																	  _iAudioIndex * MUTE_ADTS_DATA_MS);
 				FrameRingInterfaceDelegate::inputFrame(aacFrame);
 			}
@@ -224,15 +230,22 @@ private:
 };
 
 void PlayerProxy::onPlaySuccess() {
+	GET_CONFIG(bool,resetWhenRePlay,General::kResetWhenRePlay);
 	if (dynamic_pointer_cast<RtspMediaSource>(_pMediaSrc)) {
 		//rtsp拉流代理
-		_mediaMuxer.reset(new MultiMediaSourceMuxer(_strVhost, _strApp, _strSrc, getDuration(), false, _bEnableRtmp, _bEnableHls, _bEnableMp4));
+		if (resetWhenRePlay || !_mediaMuxer) {
+			_mediaMuxer.reset(new MultiMediaSourceMuxer(_strVhost, _strApp, _strSrc, getDuration(), false, _bEnableRtmp, _bEnableHls, _bEnableMp4));
+		}
 	} else if (dynamic_pointer_cast<RtmpMediaSource>(_pMediaSrc)) {
 		//rtmp拉流代理
-		_mediaMuxer.reset(new MultiMediaSourceMuxer(_strVhost, _strApp, _strSrc, getDuration(), _bEnableRtsp, false, _bEnableHls, _bEnableMp4));
+		if (resetWhenRePlay || !_mediaMuxer) {
+			_mediaMuxer.reset(new MultiMediaSourceMuxer(_strVhost, _strApp, _strSrc, getDuration(), _bEnableRtsp, false, _bEnableHls, _bEnableMp4));
+		}
 	} else {
 		//其他拉流代理
-		_mediaMuxer.reset(new MultiMediaSourceMuxer(_strVhost, _strApp, _strSrc, getDuration(), _bEnableRtsp, _bEnableRtmp, _bEnableHls, _bEnableMp4));
+		if (resetWhenRePlay || !_mediaMuxer) {
+			_mediaMuxer.reset(new MultiMediaSourceMuxer(_strVhost, _strApp, _strSrc, getDuration(), _bEnableRtsp, _bEnableRtmp, _bEnableHls, _bEnableMp4));
+		}
 	}
 	_mediaMuxer->setListener(shared_from_this());