const GstRTSPUrl * gst_rtsp_stream_transport_get_url (GstRTSPStreamTransport *trans);
-gchar * gst_rtsp_stream_transport_get_rtpinfo (GstRTSPStreamTransport *trans);
+gchar * gst_rtsp_stream_transport_get_rtpinfo (GstRTSPStreamTransport *trans,
+ GstClockTime start_time);
void gst_rtsp_stream_transport_set_callbacks (GstRTSPStreamTransport *trans,
GstRTSPSendFunc send_rtp,