diff --git a/mediaPlayer/ICicadaPlayer.h b/mediaPlayer/ICicadaPlayer.h
index fffc084f7..19c6fa302 100644
--- a/mediaPlayer/ICicadaPlayer.h
+++ b/mediaPlayer/ICicadaPlayer.h
@@ -226,6 +226,12 @@ namespace Cicada {
             mBSCbArg = arg;
         }
 
+        virtual void setClockRefer(clockRefer cb, void *arg)
+        {
+            mClockRef = cb;
+            mCRArg = arg;
+        }
+
         virtual int getCurrentStreamMeta(Stream_meta *meta, StreamType type) = 0;
 
         virtual void setErrorConverter(ErrorConverter *converter)
@@ -250,6 +256,8 @@ namespace Cicada {
         readCB mBSReadCb = nullptr;
         seekCB mBSSeekCb = nullptr;
         void *mBSCbArg = nullptr;
+        clockRefer mClockRef = nullptr;
+        void* mCRArg = nullptr;
 
         ErrorConverter *mErrorConverter = nullptr;
     };
diff --git a/mediaPlayer/MediaPlayer.cpp b/mediaPlayer/MediaPlayer.cpp
index b7de99572..78863a582 100644
--- a/mediaPlayer/MediaPlayer.cpp
+++ b/mediaPlayer/MediaPlayer.cpp
@@ -163,6 +163,11 @@ namespace Cicada {
         GET_PLAYER_HANDLE
         return CicadaGetMasterClockPts(handle);
     }
+    void MediaPlayer::SetClockRefer(clockRefer cb, void *arg)
+    {
+        GET_PLAYER_HANDLE
+        return CicadaSetClockRefer(handle,cb,arg);
+    }
 
     void MediaPlayer::abrChanged(int stream)
     {
diff --git a/mediaPlayer/MediaPlayer.h b/mediaPlayer/MediaPlayer.h
index 36f334e75..fefd1a241 100644
--- a/mediaPlayer/MediaPlayer.h
+++ b/mediaPlayer/MediaPlayer.h
@@ -8,20 +8,20 @@
 #ifndef CicadaPlayer_h
 #define CicadaPlayer_h
 
-#include <stdio.h>
 #include "MediaPlayerConfig.h"
 #include "native_cicada_player_def.h"
+#include <stdio.h>
 
 class AbrManager;
 
 class AbrAlgoStrategy;
 
-#include <string>
-#include <sstream>
-#include <vector>
+#include <cacheModule/CacheManager.h>
 #include <mutex>
+#include <sstream>
+#include <string>
 #include <utils/AFMediaType.h>
-#include <cacheModule/CacheManager.h>
+#include <vector>
 
 #ifdef ANDROID
 
@@ -33,7 +33,7 @@ namespace std {
         os << value;
         return os.str();
     }
-}
+}// namespace std
 #endif
 
 namespace Cicada {
@@ -43,7 +43,7 @@ namespace Cicada {
 
     class IAnalyticsCollectorFactory;
 
-    typedef void(*CicadaLogCallback)(void *userData, int prio, const char *buf);
+    typedef void (*CicadaLogCallback)(void *userData, int prio, const char *buf);
 
     class MediaPlayer {
     public:
@@ -53,12 +53,12 @@ namespace Cicada {
 
         ~MediaPlayer();
 
-        static string GetSdkVersion(){
-                return "paas 0.9";//TODO version
+        static string GetSdkVersion()
+        {
+            return "paas 0.9";//TODO version
         }
 
     public:
-
         void EnableVideoRenderedCallback(bool enable);
 
 
@@ -142,7 +142,10 @@ namespace Cicada {
         /*
         * get master clock pts
         */
-        int64_t GetMasterClockPts(); //TODO ??这是什么？
+        int64_t GetMasterClockPts();//TODO ??这是什么？
+
+
+        void SetClockRefer(clockRefer cb, void *arg);
 
         /*
          * get current stream index
@@ -263,12 +266,12 @@ namespace Cicada {
         /**
    * set auto play
    */
-        void SetAutoPlay(bool bAutoPlay) ;
+        void SetAutoPlay(bool bAutoPlay);
 
         /**
          * get is auto play or not
          */
-        bool IsAutoPlay() ;
+        bool IsAutoPlay();
 
         void Reload();
 
@@ -283,7 +286,7 @@ namespace Cicada {
 
         int GetCurrentStreamMeta(Stream_meta *meta, StreamType type);
 
-        void AddExtSubtitle( const char *uri);
+        void AddExtSubtitle(const char *uri);
 
         void SelectExtSubtitle(int index, bool select);
 
@@ -295,7 +298,10 @@ namespace Cicada {
 
         void GetOption(const char *key, char *value);
 
-        IAnalyticsCollector *GetAnalyticsCollector() { return mCollector; }
+        IAnalyticsCollector *GetAnalyticsCollector()
+        {
+            return mCollector;
+        }
         //
         //        long ApsaraGetPropertyLong(playerHandle *player, int key);
 
@@ -305,14 +311,14 @@ namespace Cicada {
          * set cache config.
          * @param config
          */
-         void SetCacheConfig(const CacheConfig &config);
+        void SetCacheConfig(const CacheConfig &config);
 
         /**
          * get cache url. Should SetCacheConfig before call this.
          * @param URL orignal url
          * @return cached url.
          */
-         string GetCachePathByURL(const string &URL);
+        string GetCachePathByURL(const string &URL);
 
         void SetDefaultBandWidth(int bandWidth);
 
@@ -343,11 +349,9 @@ namespace Cicada {
 
         static void loadingProgressCallback(int64_t prg, void *userData);
 
-        static void
-        subtitleShowCallback(int64_t index, int64_t size, const void *content, void *userData);
+        static void subtitleShowCallback(int64_t index, int64_t size, const void *content, void *userData);
 
-        static void
-        subtitleHideCallback(int64_t index, int64_t size, const void *content, void *userData);
+        static void subtitleHideCallback(int64_t index, int64_t size, const void *content, void *userData);
 
         static void subtitleExtAddedCallback(int64_t index, const void *url, void *userData);
 
@@ -363,17 +367,18 @@ namespace Cicada {
 
         static void captureScreenResult(int64_t width, int64_t height, const void *buffer, void *userData);
 
-        static void autoPlayStart(void * userData);
+        static void autoPlayStart(void *userData);
 
         void abrChanged(int stream);
 
-        static void onMediaFrameCallback(void *arg, const unique_ptr<IAFPacket>& frame, StreamType type);
-        void mediaFrameCallback(const unique_ptr<IAFPacket>& frame, StreamType type);
+        static void onMediaFrameCallback(void *arg, const unique_ptr<IAFPacket> &frame, StreamType type);
+        void mediaFrameCallback(const unique_ptr<IAFPacket> &frame, StreamType type);
 
     private:
         void configPlayer(const MediaPlayerConfig *config) const;
 
         void dummyFunction(bool dummy);
+
     protected:
         void *mPlayerHandle = nullptr;
         playerListener mListener{nullptr};
@@ -390,7 +395,7 @@ namespace Cicada {
         bool waitingForStart = false;
         bool waitingForLoop = false;
         string mPlayUrl;
-        CacheManager* mCacheManager = nullptr;
+        CacheManager *mCacheManager = nullptr;
         CacheConfig mCacheConfig;
         PlayerStatus mOldPlayStatus{PLAYER_IDLE};
 
@@ -399,7 +404,7 @@ namespace Cicada {
 
         function<void(const string &)> mPlayUrlChangedCallback = nullptr;
     };
-}
+}// namespace Cicada
 
 
 #endif /* CicadaPlayer_h */
diff --git a/mediaPlayer/SuperMediaPlayer.cpp b/mediaPlayer/SuperMediaPlayer.cpp
index df83b9c34..a63e803dd 100644
--- a/mediaPlayer/SuperMediaPlayer.cpp
+++ b/mediaPlayer/SuperMediaPlayer.cpp
@@ -2105,7 +2105,7 @@ namespace Cicada {
             if (!HAVE_AUDIO) {
                 if (mPlayedVideoPts == INT64_MIN) {
                     mMasterClock.setTime(videoPts);
-                    mMasterClock.setReferenceClock(nullptr, nullptr);
+                    mMasterClock.setReferenceClock(mClockRef, mCRArg);
                 }
             }
         } else {
diff --git a/mediaPlayer/media_player_api.cpp b/mediaPlayer/media_player_api.cpp
index 3284ea3cc..d772d65d8 100644
--- a/mediaPlayer/media_player_api.cpp
+++ b/mediaPlayer/media_player_api.cpp
@@ -611,6 +611,14 @@ void CicadaSetBitStreamCb(playerHandle *pHandle, readCB read, seekCB seek, void
     }
 }
 
+void CicadaSetClockRefer(playerHandle *pHandle, clockRefer cb, void *arg)
+{
+    GET_PLAYER;
+    if (player) {
+        return player->setClockRefer(cb,arg);
+    }
+}
+
 void CicadaAddExtSubtitle(playerHandle *pHandle, const char *uri)
 {
     GET_PLAYER;
diff --git a/mediaPlayer/media_player_api.h b/mediaPlayer/media_player_api.h
index f26468135..e5a63692e 100644
--- a/mediaPlayer/media_player_api.h
+++ b/mediaPlayer/media_player_api.h
@@ -74,6 +74,8 @@ void CicadaCaptureScreen(playerHandle *pHandle);
 
 int64_t CicadaGetMasterClockPts(playerHandle *pHandle);
 
+void CicadaSetClockRefer(playerHandle *pHandle,clockRefer cb, void *arg);
+
 /*
 * prepare to play
 */
diff --git a/mediaPlayer/native_cicada_player_def.h b/mediaPlayer/native_cicada_player_def.h
index 899d84df2..fe1ac1017 100644
--- a/mediaPlayer/native_cicada_player_def.h
+++ b/mediaPlayer/native_cicada_player_def.h
@@ -154,6 +154,8 @@ typedef int (*readCB)(void *arg, uint8_t *buffer, int size);
 
 typedef int64_t (*seekCB)(void *arg, int64_t offset, int whence);
 
+typedef int64_t(*clockRefer)(void *arg);
+
 class ErrorConverter {
 public:
     virtual int ConvertErrorCode(int code, int &outCode, std::string &outStr) = 0;