完善线程安全设计

src/Rtp/RtpSelector.h

@@ -34,6 +34,8 @@ protected:
     bool close(MediaSource &sender,bool force) override;
     // 观看总人数
     int totalReaderCount(MediaSource &sender) override;
+    // 获取所属线程
+    toolkit::EventPoller::Ptr getOwnerPoller(MediaSource &sender) override;
 
 private:
     std::weak_ptr<RtpSelector > _parent;
@@ -43,8 +45,8 @@ private:
 
 class RtpSelector : public std::enable_shared_from_this<RtpSelector>{
 public:
-    RtpSelector();
-    ~RtpSelector();
+    RtpSelector() = default;
+    ~RtpSelector() = default;
 
     static bool getSSRC(const char *data,size_t data_len, uint32_t &ssrc);
     static RtpSelector &Instance();