新增拉流代理源相关api

src/Player/PlayerProxy.h

@@ -75,13 +75,16 @@ public:
      * @param strUrl
      */
     void play(const string &strUrl) override;
+
+    /**
+     * 获取观看总人数
+     */
+    int totalReaderCount() ;
 private:
 	//MediaSourceEvent override
 	bool close(MediaSource &sender,bool force) override;
     void onNoneReader(MediaSource &sender) override;
 	int totalReaderCount(MediaSource &sender) override;
-	int totalReaderCount() ;
-
 	void rePlay(const string &strUrl,int iFailedCnt);
 	void onPlaySuccess();
 private: