diff --git a/src/Common/MultiMediaSourceMuxer.h b/src/Common/MultiMediaSourceMuxer.h
index 147471f4..713fd214 100644
--- a/src/Common/MultiMediaSourceMuxer.h
+++ b/src/Common/MultiMediaSourceMuxer.h
@@ -49,9 +49,8 @@ public:
      * @param track 媒体描述
      */
     void addTrack(const Track::Ptr & track) {
-        //克隆track的目的是防止inputFrame时由于用的同一个track而导致写入两次数据
-        _rtmp->addTrack(track->clone());
-        _rtsp->addTrack(track->clone());
+        _rtmp->addTrack(track);
+        _rtsp->addTrack(track);
     }
 
     /**
@@ -59,7 +58,6 @@ public:
      * @param frame 帧数据
      */
     void inputFrame(const Frame::Ptr &frame) override {
-        //_rtmp和_rtsp对象不能使用相同的Track，否则会触发两次inputFrame操作
         _rtmp->inputFrame(frame);
         _rtsp->inputFrame(frame);
     }
diff --git a/src/Device/PlayerProxy.cpp b/src/Device/PlayerProxy.cpp
index f46d1893..5c4081ad 100644
--- a/src/Device/PlayerProxy.cpp
+++ b/src/Device/PlayerProxy.cpp
@@ -179,7 +179,7 @@ void PlayerProxy::onPlaySuccess() {
 	auto videoTrack = getTrack(TrackVideo);
 	if(videoTrack){
 		//添加视频
-		_pChn->addTrack(videoTrack->clone());
+		_pChn->addTrack(videoTrack);
 		//视频数据写入_pChn
 		videoTrack->addDelegate(_pChn);
 	}
@@ -187,7 +187,7 @@ void PlayerProxy::onPlaySuccess() {
 	auto audioTrack = getTrack(TrackAudio);
 	if(audioTrack){
 		//添加音频
-		_pChn->addTrack(audioTrack->clone());
+		_pChn->addTrack(audioTrack);
 		//音频数据写入_pChn
         audioTrack->addDelegate(_pChn);
     }else if(videoTrack){
diff --git a/src/RtmpMuxer/RtmpMuxer.cpp b/src/RtmpMuxer/RtmpMuxer.cpp
index 76be6531..2b19939c 100644
--- a/src/RtmpMuxer/RtmpMuxer.cpp
+++ b/src/RtmpMuxer/RtmpMuxer.cpp
@@ -28,8 +28,9 @@
 
 namespace mediakit {
 
-void RtmpMuxer::addTrack(const Track::Ptr &track) {
-    //记录该Track
+void RtmpMuxer::addTrack(const Track::Ptr &track_in) {
+    //克隆Track，只拷贝其数据，不拷贝其数据转发关系
+    auto track = track_in->clone();
     auto codec_id = track->getCodecId();
     _track_map[codec_id] = track;
 
diff --git a/src/RtspMuxer/RtspMuxer.cpp b/src/RtspMuxer/RtspMuxer.cpp
index e849b856..3d2d0352 100644
--- a/src/RtspMuxer/RtspMuxer.cpp
+++ b/src/RtspMuxer/RtspMuxer.cpp
@@ -29,7 +29,9 @@
 
 namespace mediakit {
 
-void RtspMuxer::addTrack(const Track::Ptr &track, uint32_t ssrc, int mtu) {
+void RtspMuxer::addTrack(const Track::Ptr &track_in, uint32_t ssrc, int mtu) {
+    //克隆Track，只拷贝其数据，不拷贝其数据转发关系
+    auto track = track_in->clone();
     auto codec_id = track->getCodecId();
     _track_map[codec_id] = track;
     if(mtu == 0){