Implementation for user data sending

src/rtp/rtp_transceiver.h

@@ -0,0 +1,18 @@
+#ifndef _RTP_TRANSCEIVER_H_
+#define _RTP_TRANSCEIVER_H_
+
+#include <functional>
+
+class RtpTransceiver {
+ public:
+  RtpTransceiver();
+  ~RtpTransceiver();
+
+ public:
+  virtual void SetSendDataFunc(
+      std::function<int(const char *, size_t)> data_send_func) = 0;
+
+  virtual void OnReceiveData(const char *data, size_t size) = 0;
+};
+
+#endif