pub unsafe extern "C" fn ges_track_element_get_child_property_by_pspec(
object: *mut GESTrackElement,
pspec: *mut GParamSpec,
value: *mut GValue
)pub unsafe extern "C" fn ges_track_element_get_child_property_by_pspec(
object: *mut GESTrackElement,
pspec: *mut GParamSpec,
value: *mut GValue
)