Add network traffic statistics (#4239)

Co-authored-by: xiongguangjie <xiong_panda@163.com>
Co-authored-by: xia-chu <771730766@qq.com>

src/Http/TsplayerImp.cpp

@@ -77,4 +77,11 @@ vector<Track::Ptr> TsPlayerImp::getTracks(bool ready) const {
     return static_pointer_cast<HlsDemuxer>(_demuxer)->getTracks(ready);
 }
 
+size_t TsPlayerImp::getRecvSpeed() {
+    return TcpClient::getRecvSpeed();
+}
+
+size_t TsPlayerImp::getRecvTotalBytes() {
+    return TcpClient::getRecvTotalBytes();
+}
 }//namespace mediakit