diff --git a/src/Extension/Frame.h b/src/Extension/Frame.h
index 5e4234f7..5e5121f9 100644
--- a/src/Extension/Frame.h
+++ b/src/Extension/Frame.h
@@ -198,79 +198,15 @@ private:
 };
 
 
-/**
- * 帧环形缓存接口类
- */
-class FrameRingInterface : public FrameWriterInterface{
-public:
-    typedef RingBuffer<Frame::Ptr> RingType;
-    typedef std::shared_ptr<FrameRingInterface> Ptr;
-
-    FrameRingInterface(){}
-    virtual ~FrameRingInterface(){}
-
-    /**
-     * 获取帧环形缓存
-     * @return
-     */
-    virtual RingType::Ptr getFrameRing() const = 0;
-
-    /**
-     * 设置帧环形缓存
-     * @param ring
-     */
-    virtual void setFrameRing(const RingType::Ptr &ring)  = 0;
-};
-
-/**
- * 帧环形缓存
- */
-class FrameRing : public FrameRingInterface{
-public:
-    typedef std::shared_ptr<FrameRing> Ptr;
-
-    FrameRing(){
-    }
-    virtual ~FrameRing(){}
-
-    /**
-     * 获取帧环形缓存
-     * @return
-     */
-    RingType::Ptr getFrameRing() const override {
-        return _frameRing;
-    }
-
-    /**
-     * 设置帧环形缓存
-     * @param ring
-     */
-    void setFrameRing(const RingType::Ptr &ring) override {
-        _frameRing = ring;
-    }
-
-    /**
-     * 输入数据帧
-     * @param frame
-     */
-    void inputFrame(const Frame::Ptr &frame) override{
-        if(_frameRing){
-            _frameRing->write(frame,frame->keyFrame());
-        }
-    }
-protected:
-    RingType::Ptr _frameRing;
-};
-
 /**
  * 支持代理转发的帧环形缓存
  */
-class FrameRingInterfaceDelegate : public FrameRing {
+class FrameDispatcher : public FrameWriterInterface {
 public:
-    typedef std::shared_ptr<FrameRingInterfaceDelegate> Ptr;
+    typedef std::shared_ptr<FrameDispatcher> Ptr;
 
-    FrameRingInterfaceDelegate(){}
-    virtual ~FrameRingInterfaceDelegate(){}
+    FrameDispatcher(){}
+    virtual ~FrameDispatcher(){}
 
     void addDelegate(const FrameWriterInterface::Ptr &delegate){
         lock_guard<mutex> lck(_mtx);
@@ -287,7 +223,6 @@ public:
      * @param frame 帧
      */
     void inputFrame(const Frame::Ptr &frame) override{
-        FrameRing::inputFrame(frame);
         lock_guard<mutex> lck(_mtx);
         for(auto &pr : _delegateMap){
             pr.second->inputFrame(frame);
diff --git a/src/Extension/Track.h b/src/Extension/Track.h
index 229a13ea..ccd675e9 100644
--- a/src/Extension/Track.h
+++ b/src/Extension/Track.h
@@ -39,7 +39,7 @@ namespace mediakit{
 /**
  * 媒体通道描述类，也支持帧输入输出
  */
-class Track : public FrameRingInterfaceDelegate , public CodecInfo{
+class Track : public FrameDispatcher , public CodecInfo{
 public:
     typedef std::shared_ptr<Track> Ptr;
     Track(){}
diff --git a/src/Player/PlayerProxy.cpp b/src/Player/PlayerProxy.cpp
index 2babb7c4..656c9230 100644
--- a/src/Player/PlayerProxy.cpp
+++ b/src/Player/PlayerProxy.cpp
@@ -207,7 +207,7 @@ void PlayerProxy::onNoneReader(MediaSource &sender) {
     MediaSourceEvent::onNoneReader(sender);
 }
 
-class MuteAudioMaker : public FrameRingInterfaceDelegate{
+class MuteAudioMaker : public FrameDispatcher{
 public:
 	typedef std::shared_ptr<MuteAudioMaker> Ptr;
 
@@ -221,7 +221,7 @@ public:
 				auto aacFrame = std::make_shared<AACFrameNoCacheAble>((char *)MUTE_ADTS_DATA,
 																	  MUTE_ADTS_DATA_LEN,
 																	  _iAudioIndex * MUTE_ADTS_DATA_MS);
-				FrameRingInterfaceDelegate::inputFrame(aacFrame);
+				FrameDispatcher::inputFrame(aacFrame);
 			}
 		}
 	}
diff --git a/src/Rtmp/RtmpCodec.h b/src/Rtmp/RtmpCodec.h
index 525a32da..4772a0c1 100644
--- a/src/Rtmp/RtmpCodec.h
+++ b/src/Rtmp/RtmpCodec.h
@@ -90,7 +90,7 @@ protected:
 };
 
 
-class RtmpCodec : public RtmpRing, public FrameRingInterfaceDelegate , public CodecInfo{
+class RtmpCodec : public RtmpRing, public FrameDispatcher , public CodecInfo{
 public:
     typedef std::shared_ptr<RtmpCodec> Ptr;
     RtmpCodec(){}
diff --git a/src/Rtsp/RtpCodec.h b/src/Rtsp/RtpCodec.h
index 7ce212c7..0ea893c8 100644
--- a/src/Rtsp/RtpCodec.h
+++ b/src/Rtsp/RtpCodec.h
@@ -147,7 +147,7 @@ protected:
     uint32_t _ui32TimeStamp = 0;
 };
 
-class RtpCodec : public RtpRing, public FrameRingInterfaceDelegate , public CodecInfo{
+class RtpCodec : public RtpRing, public FrameDispatcher , public CodecInfo{
 public:
     typedef std::shared_ptr<RtpCodec> Ptr;
     RtpCodec(){}