pub unsafe extern "C" fn gst_caps_features_set_parent_refcount(
features: *mut GstCapsFeatures,
refcount: *mut c_int,
) -> gboolean
pub unsafe extern "C" fn gst_caps_features_set_parent_refcount(
features: *mut GstCapsFeatures,
refcount: *mut c_int,
) -> gboolean