修复转码可能失败的bug

src/Player/PlayerBase.cpp

@@ -52,33 +52,35 @@ PlayerBase::Ptr PlayerBase::createPlayer(const char* strUrl) {
 }
 
 ///////////////////////////Demuxer//////////////////////////////
-bool Demuxer::isInited() {
-	if(_ticker.createdTime() < 500){
-		//500毫秒内判断条件
+bool Demuxer::isInited(int analysisMs) {
+	if(_ticker.createdTime() < analysisMs){
+		//analysisMs毫秒内判断条件
 		//如果音视频都准备好了 ，说明Track全部就绪
 		return (_videoTrack &&  _videoTrack->ready() && _audioTrack && _audioTrack->ready());
 	}
-
-	//500毫秒之后,去除还未就绪的Track
-	if(_videoTrack && !_videoTrack->ready()){
-		//有视频但是视频未就绪
-		_videoTrack = nullptr;
-	}
-
-	if(_audioTrack && !_audioTrack->ready()){
-		//有音频但是音频未就绪
-		_audioTrack = nullptr;
-	}
+	//analysisMs毫秒后强制初始化完毕
 	return true;
 }
 
-vector<Track::Ptr> Demuxer::getTracks() const {
+vector<Track::Ptr> Demuxer::getTracks(bool trackReady) const {
 	vector<Track::Ptr> ret;
 	if(_videoTrack){
-		ret.emplace_back(_videoTrack);
+		if(trackReady){
+			if(_videoTrack->ready()){
+				ret.emplace_back(_videoTrack);
+			}
+		}else{
+			ret.emplace_back(_videoTrack);
+		}
 	}
 	if(_audioTrack){
-		ret.emplace_back(_audioTrack);
+		if(trackReady){
+			if(_audioTrack->ready()){
+				ret.emplace_back(_audioTrack);
+			}
+		}else{
+			ret.emplace_back(_audioTrack);
+		}
 	}
 	return ret;
 }

src/Player/PlayerBase.h

@@ -53,23 +53,26 @@ public:
 
 	/**
 	 * 是否初始化完毕，完毕后方可调用getTrack方法
+	 * @param analysisMs 数据流最大分析时间 单位毫秒
 	 * @return
 	 */
-	virtual bool isInited() { return true; }
+	virtual bool isInited(int analysisMs = 2000) { return true; }
 
 	/**
 	 * 获取全部的Track
+	 * @param trackReady 是否获取全部已经准备好的Track
 	 * @return
 	 */
-	virtual vector<Track::Ptr> getTracks() const { return vector<Track::Ptr>();}
+	virtual vector<Track::Ptr> getTracks(bool trackReady = true) const { return vector<Track::Ptr>();}
 
 	/**
 	 * 获取特定Track
-	 * @param type
+	 * @param type track类型
+	 * @param trackReady 是否获取全部已经准备好的Track
 	 * @return
 	 */
-	virtual Track::Ptr getTrack(TrackType type) const {
-		auto tracks = getTracks();
+	virtual Track::Ptr getTrack(TrackType type , bool trackReady = true) const {
+		auto tracks = getTracks(trackReady);
 		for(auto &track : tracks){
 			if(track->getTrackType() == type){
 				return track;
@@ -183,11 +186,11 @@ public:
 		_playResultCB = cb;
 	}
 
-    bool isInited() override{
+    bool isInited(int analysisMs = 2000) override{
         if (_parser) {
-            return _parser->isInited();
+            return _parser->isInited(analysisMs);
         }
-        return PlayerBase::isInited();
+        return PlayerBase::isInited(analysisMs);
     }
 	float getDuration() const override {
 		if (_parser) {
@@ -215,11 +218,11 @@ public:
 		_pMediaSrc = src;
     }
 
-    vector<Track::Ptr> getTracks() const override{
+    vector<Track::Ptr> getTracks(bool trackReady = true) const override{
 		if (_parser) {
-			return _parser->getTracks();
+			return _parser->getTracks(trackReady);
 		}
-		return PlayerBase::getTracks();
+		return PlayerBase::getTracks(trackReady);
 	}
 protected:
 	void onShutdown(const SockException &ex) override {
@@ -278,15 +281,16 @@ public:
 	 *
 	 * 在构造RtmpDemuxer对象时是无法获取sps pps aac_cfg等这些信息，
 	 * 所以要调用inputRtmp后才会获取到这些信息，这时才初始化成功
+	 * @param analysisMs 数据流最大分析时间 单位毫秒
 	 * @return
 	 */
-	bool isInited() override;
+	bool isInited(int analysisMs = 2000) override;
 
 	/**
 	 * 获取所有可用Track，请在isInited()返回true时调用
 	 * @return
 	 */
-	vector<Track::Ptr> getTracks() const override;
+	vector<Track::Ptr> getTracks(bool trackReady = true) const override;
 
 	/**
 	 * 获取节目总时长

src/Rtmp/RtmpToRtspMediaSource.h

@@ -72,7 +72,7 @@ public:
 																	getId(),
 																	std::make_shared<TitleSdp>(
 																			_rtmpDemuxer->getDuration()));
-				for (auto &track : _rtmpDemuxer->getTracks()){
+				for (auto &track : _rtmpDemuxer->getTracks(false)){
 					_rtspMuxer->addTrack(track);
 					_recorder->addTrack(track);
 					track->addDelegate(_rtspMuxer);

src/Rtsp/RtspToRtmpMediaSource.h

@@ -66,7 +66,7 @@ public:
                                                                     getId(),
                                                                     std::make_shared<TitleMete>(
                                                                             _rtspDemuxer->getDuration()));
-                for (auto &track : _rtspDemuxer->getTracks()) {
+                for (auto &track : _rtspDemuxer->getTracks(false)) {
                     _rtmpMuxer->addTrack(track);
                     _recorder->addTrack(track);
                     track->addDelegate(_rtmpMuxer);