pub unsafe extern "C" fn gst_video_event_parse_downstream_force_key_unit(
    event: *mut GstEvent,
    timestamp: *mut GstClockTime,
    stream_time: *mut GstClockTime,
    running_time: *mut GstClockTime,
    all_headers: *mut gboolean,
    count: *mut c_uint,
) -> gboolean