Function gstreamer_sys::gst_clock_add_observation_unapplied

pub unsafe extern "C" fn gst_clock_add_observation_unapplied(
    clock: *mut GstClock, 
    slave: GstClockTime, 
    master: GstClockTime, 
    r_squared: *mut c_double, 
    internal: *mut GstClockTime, 
    external: *mut GstClockTime, 
    rate_num: *mut GstClockTime, 
    rate_denom: *mut GstClockTime
) -> gboolean