pub unsafe extern "C" fn gst_rtp_source_meta_append_csrc(
meta: *mut GstRTPSourceMeta,
csrc: *const u32,
csrc_count: c_uint,
) -> gboolean
pub unsafe extern "C" fn gst_rtp_source_meta_append_csrc(
meta: *mut GstRTPSourceMeta,
csrc: *const u32,
csrc_count: c_uint,
) -> gboolean