简化代码:

- MediaSource引入shortUrl和getUrl来简化日志输出
- WebApi引入fillSockInfo

src/Record/MP4Recorder.cpp

@@ -63,6 +63,7 @@ void MP4Recorder::createFile() {
         WarnL << ex.what();
     }
 }
+
 void MP4Recorder::asyncClose() {
     auto muxer = _muxer;
     auto full_path_tmp = _full_path_tmp;