diff --git a/src/Common/MediaSource.h b/src/Common/MediaSource.h
index f705629f..8a2de2da 100644
--- a/src/Common/MediaSource.h
+++ b/src/Common/MediaSource.h
@@ -54,11 +54,7 @@ public:
         //拖动进度条
         return false;
     }
-    virtual uint32_t getStamp() {
-        //获取时间戳
-        return 0;
-    }
-    virtual bool shutDown() {
+    virtual bool close() {
         //通知其停止推流
         return false;
     }
@@ -143,19 +139,14 @@ public:
         return listener->seekTo(ui32Stamp);
     }
 
-    uint32_t getStamp() {
-        auto listener = _listener.lock();
-        if(!listener){
-            return 0;
-        }
-        return listener->getStamp();
-    }
-    bool shutDown() {
+    virtual uint32_t getTimeStamp(TrackType trackType) = 0;
+
+    bool close() {
         auto listener = _listener.lock();
         if(!listener){
             return false;
         }
-        return listener->shutDown();
+        return listener->close();
     }
     void setListener(const std::weak_ptr<MediaSourceEvent> &listener){
         _listener = listener;
diff --git a/src/Device/PlayerProxy.cpp b/src/Device/PlayerProxy.cpp
index 6fa09195..1b1cf088 100644
--- a/src/Device/PlayerProxy.cpp
+++ b/src/Device/PlayerProxy.cpp
@@ -192,7 +192,7 @@ void PlayerProxy::initMedia() {
 //		_pChn->initAudio(info);
 //	}
 }
-bool PlayerProxy::shutDown() {
+bool PlayerProxy::close() {
     //通知其停止推流
     weak_ptr<PlayerProxy> weakSlef = dynamic_pointer_cast<PlayerProxy>(shared_from_this());
 	auto executor = getExecutor();
diff --git a/src/Device/PlayerProxy.h b/src/Device/PlayerProxy.h
index d5e6bf6a..d1ca2b22 100644
--- a/src/Device/PlayerProxy.h
+++ b/src/Device/PlayerProxy.h
@@ -54,7 +54,7 @@ public:
 	virtual ~PlayerProxy();
 
 	void play(const char* strUrl) override;
-    bool shutDown() override;
+    bool close() override;
 private:
 	void initMedia();
 	void rePlay(const string &strUrl,int iFailedCnt);
diff --git a/src/MediaFile/MediaReader.cpp b/src/MediaFile/MediaReader.cpp
index db58eb36..653b5215 100644
--- a/src/MediaFile/MediaReader.cpp
+++ b/src/MediaFile/MediaReader.cpp
@@ -177,10 +177,7 @@ void MediaReader::startReadMP4() {
 	 seek(ui32Stamp);
 	 return true;
 }
-uint32_t MediaReader::getStamp() {
-	 return _iSeekTime + _ticker.elapsedTime();
-}
-bool MediaReader::shutDown(){
+bool MediaReader::close(){
     AsyncTaskThread::Instance().CancelTask(reinterpret_cast<uint64_t>(this));
     return true;
 }
diff --git a/src/MediaFile/MediaReader.h b/src/MediaFile/MediaReader.h
index e2263f2b..30ba7889 100644
--- a/src/MediaFile/MediaReader.h
+++ b/src/MediaFile/MediaReader.h
@@ -46,8 +46,7 @@ public:
 	static MediaSource::Ptr onMakeMediaSource(const string &strSchema,const string &strVhost,const string &strApp, const string &strId);
 public:
 	bool seekTo(uint32_t ui32Stamp) override;
-	uint32_t getStamp() override;
-    bool shutDown() override;
+    bool close() override;
 private:
 
 #ifdef ENABLE_MP4V2
diff --git a/src/Rtmp/RtmpMediaSource.h b/src/Rtmp/RtmpMediaSource.h
index 784bf9ce..dc8c3415 100644
--- a/src/Rtmp/RtmpMediaSource.h
+++ b/src/Rtmp/RtmpMediaSource.h
@@ -93,7 +93,7 @@ public:
     void onWrite(const RtmpPacket::Ptr &pkt,bool isKey = true) override {
 		lock_guard<recursive_mutex> lock(_mtxMap);
 		if (pkt->isCfgFrame()) {
-			_mapCfgFrame.emplace(pkt->typeId, pkt);
+			_mapCfgFrame[pkt->typeId] = pkt;
 
 			if(_bAsyncRegist && !_bRegisted &&  _mapCfgFrame.size() == _iCfgFrameSize){
 				_bAsyncRegist = false;
@@ -101,9 +101,21 @@ public:
 				_bRegisted = true;
 			}
 		}
-
+		_mapStamp[pkt->typeId] = pkt->timeStamp;
 		_pRing->write(pkt,pkt->isVideoKeyFrame());
 	}
+
+	uint32_t getTimeStamp(TrackType trackType) override {
+		lock_guard<recursive_mutex> lock(_mtxMap);
+		switch (trackType){
+			case TrackVideo:
+				return _mapStamp[MSG_VIDEO];
+			case TrackAudio:
+				return _mapStamp[MSG_AUDIO];
+			default:
+				return MAX(_mapStamp[MSG_VIDEO],_mapStamp[MSG_AUDIO]);
+		}
+	}
 private:
 	bool ready(){
 		lock_guard<recursive_mutex> lock(_mtxMap);
@@ -111,7 +123,8 @@ private:
 	}
 protected:
 	AMFValue _metadata;
-	unordered_map<int, RtmpPacket::Ptr> _mapCfgFrame;
+	map<int, RtmpPacket::Ptr> _mapCfgFrame;
+	map<int,uint32_t> _mapStamp;
 	mutable recursive_mutex _mtxMap;
 	RingBuffer<RtmpPacket::Ptr>::Ptr _pRing; //rtp环形缓冲
 	int _iCfgFrameSize = -1;
diff --git a/src/Rtmp/RtmpSession.h b/src/Rtmp/RtmpSession.h
index 1acc7c0e..dc5e8122 100644
--- a/src/Rtmp/RtmpSession.h
+++ b/src/Rtmp/RtmpSession.h
@@ -79,7 +79,7 @@ private:
 		sendResponse(MSG_CMD, invoke.data());
 	}
 
-    bool shutDown() override {
+    bool close() override {
         InfoL << "kick out:" << _mediaInfo._vhost << " " << _mediaInfo._app << " " << _mediaInfo._streamid;
         safeShutdown();
         return true;
diff --git a/src/Rtsp/RtspMediaSource.h b/src/Rtsp/RtspMediaSource.h
index bdc6b637..f2c8f001 100644
--- a/src/Rtsp/RtspMediaSource.h
+++ b/src/Rtsp/RtspMediaSource.h
@@ -84,12 +84,18 @@ public:
 		}
 		return track->_seq;
 	}
-	virtual uint32_t getTimeStamp(TrackType trackType) {
+
+	uint32_t getTimeStamp(TrackType trackType) override {
 		auto track = _sdpAttr.getTrack(trackType);
-		if(!track){
-			return 0;
+		if(track) {
+			return track->_time_stamp;
+		}
+		auto tracks = _sdpAttr.getAvailableTrack();
+		switch (tracks.size()){
+			case 0: return 0;
+			case 1: return tracks[0]->_time_stamp;
+			default:return MAX(tracks[0]->_time_stamp,tracks[1]->_time_stamp);
 		}
-		return track->_time_stamp;
 	}
 
 	virtual void setTimeStamp(uint32_t uiStamp) {
diff --git a/src/Rtsp/RtspSession.cpp b/src/Rtsp/RtspSession.cpp
index b2cb9a9e..1eca3035 100644
--- a/src/Rtsp/RtspSession.cpp
+++ b/src/Rtsp/RtspSession.cpp
@@ -723,13 +723,13 @@ bool RtspSession::handleReq_Play() {
                 auto iStartTime = 1000 * atof(strStart.data());
                 InfoL << "rtsp seekTo(ms):" << iStartTime;
                 pMediaSrc->seekTo(iStartTime);
-                iStamp = pMediaSrc->getStamp();
+                iStamp = pMediaSrc->getTimeStamp(TrackInvalid);
             }else if(pMediaSrc->getRing()->readerCount() == 1){
                 //第一个消费者
                 pMediaSrc->seekTo(0);
                 iStamp = 0;
             }else{
-                iStamp = pMediaSrc->getStamp();
+                iStamp = pMediaSrc->getTimeStamp(TrackInvalid);
             }
 
             for(auto &track : _aTrackInfo){
diff --git a/src/Shell/ShellCMD.cpp b/src/Shell/ShellCMD.cpp
index 83d5a298..01ad7f42 100644
--- a/src/Shell/ShellCMD.cpp
+++ b/src/Shell/ShellCMD.cpp
@@ -51,7 +51,7 @@ public:
                         if(!media) {
                             break;
                         }
-                        if(!media->shutDown()) {
+                        if(!media->close()) {
                             break;
                         }
                         (*stream) << "\t踢出成功:"