pub unsafe extern "C" fn gst_rtsp_stream_update_crypto(
stream: *mut GstRTSPStream,
ssrc: c_uint,
crypto: *mut GstCaps,
) -> gboolean
pub unsafe extern "C" fn gst_rtsp_stream_update_crypto(
stream: *mut GstRTSPStream,
ssrc: c_uint,
crypto: *mut GstCaps,
) -> gboolean