Retrieve missing elements from a previous run of gst.global.parseLaunchFull or gst.global.parseLaunchvFull. Will only return results if an error code of gst.types.ParseError.NoSuchElement was returned.
a null-terminated array of element factory name strings of missing elements. Free with glib.global.strfreev when no longer needed.
Retrieve missing elements from a previous run of gst.global.parseLaunchFull or gst.global.parseLaunchvFull. Will only return results if an error code of gst.types.ParseError.NoSuchElement was returned.