Function gstreamer_editing_services_sys::ges_timeline_element_set_child_property_full

pub unsafe extern "C" fn ges_timeline_element_set_child_property_full(
    self_: *mut GESTimelineElement, 
    property_name: *const c_char, 
    value: *const GValue, 
    error: *mut *mut GError
) -> gboolean

This is supported on crate feature v1_18 only.