Function ges_ track_ element_ set_ active 
Source pub unsafe extern "C" fn ges_track_element_set_active(
    object: *mut GESTrackElement,
    active: gboolean,
) -> gbooleanpub unsafe extern "C" fn ges_track_element_set_active(
    object: *mut GESTrackElement,
    active: gboolean,
) -> gboolean