pub unsafe extern "C" fn gst_rtsp_stream_transport_filter(
stream: *mut GstRTSPStream,
func: GstRTSPStreamTransportFilterFunc,
user_data: gpointer
) -> *mut GList
pub unsafe extern "C" fn gst_rtsp_stream_transport_filter(
stream: *mut GstRTSPStream,
func: GstRTSPStreamTransportFilterFunc,
user_data: gpointer
) -> *mut GList