unsafe extern "C" fn base_transform_query<T: BaseTransformImpl>(
ptr: *mut GstBaseTransform,
direction: GstPadDirection,
query: *mut GstQuery,
) -> gboolean
unsafe extern "C" fn base_transform_query<T: BaseTransformImpl>(
ptr: *mut GstBaseTransform,
direction: GstPadDirection,
query: *mut GstQuery,
) -> gboolean