*
* Retrieves the factory that was used to create this element.
*
- * Returns: (transfer none): the #GstElementFactory used for creating this
- * element. no refcounting is needed.
+ * Returns: (transfer none) (nullable): the #GstElementFactory used for creating this
+ * element or %NULL if element has not been registered (static element). no refcounting is needed.
*/
GstElementFactory *
gst_element_get_factory (GstElement * element)