diff --git a/src/Player/Frame.h b/src/Player/Frame.h
index cae66630..059022da 100644
--- a/src/Player/Frame.h
+++ b/src/Player/Frame.h
@@ -39,8 +39,8 @@ namespace mediakit{
 typedef enum {
     CodecInvalid = -1,
     CodecH264 = 0,
-    CodecAAC = 0x0100,
-    CodecMax
+    CodecAAC,
+    CodecMax = 0x7FFF
 } CodecId;
 
 typedef enum {
@@ -48,7 +48,7 @@ typedef enum {
     TrackVideo = 0,
     TrackAudio,
     TrackTitle,
-    TrackMax
+    TrackMax = 0x7FFF
 } TrackType;
 
 class CodecInfo {
@@ -148,7 +148,6 @@ public:
     typedef std::shared_ptr<FrameRing> Ptr;
 
     FrameRing(){
-        _frameRing = std::make_shared<RingType>();
     }
     virtual ~FrameRing(){}
 
@@ -212,7 +211,6 @@ public:
 private:
     mutex _mtx;
     map<void *,FrameRingWriterInterface::Ptr>  _delegateMap;
-    FrameRing::Ptr _frameRing;
 };
 
 
diff --git a/src/RtmpMuxer/RtmpMuxer.cpp b/src/RtmpMuxer/RtmpMuxer.cpp
index dfe02baa..76be6531 100644
--- a/src/RtmpMuxer/RtmpMuxer.cpp
+++ b/src/RtmpMuxer/RtmpMuxer.cpp
@@ -89,7 +89,7 @@ void RtmpMuxer::inputFrame(const Frame::Ptr &frame) {
         return;
     }
     it->second->inputFrame(frame);
-    if(!_trackReadyCallback.empty() && it->second->ready()){
+    if(!_inited && !_trackReadyCallback.empty() && it->second->ready()){
         //Track由未就绪状态装换成就绪状态，我们就生成metedata以及Rtmp编码器
         auto it_callback = _trackReadyCallback.find(codec_id);
         if(it_callback != _trackReadyCallback.end()){
diff --git a/src/RtspMuxer/RtspMuxer.cpp b/src/RtspMuxer/RtspMuxer.cpp
index 08f338e0..e849b856 100644
--- a/src/RtspMuxer/RtspMuxer.cpp
+++ b/src/RtspMuxer/RtspMuxer.cpp
@@ -78,7 +78,7 @@ void RtspMuxer::inputFrame(const Frame::Ptr &frame) {
         return;
     }
     it->second->inputFrame(frame);
-    if(!_trackReadyCallback.empty() && it->second->ready()){
+    if(!_inited && !_trackReadyCallback.empty() && it->second->ready()){
         //Track由未就绪状态装换成就绪状态，我们就生成sdp以及rtp编码器
         auto it_callback = _trackReadyCallback.find(codec_id);
         if(it_callback != _trackReadyCallback.end()){