GST_PAD_QUERYTYPEFUNC  367 gst/gstpad.c     GST_PAD_QUERYTYPEFUNC (pad) = gst_pad_get_query_types_default;
GST_PAD_QUERYTYPEFUNC 1387 gst/gstpad.c     GST_PAD_QUERYTYPEFUNC (pad) = type_func;
GST_PAD_QUERYTYPEFUNC 1409 gst/gstpad.c     if (G_UNLIKELY ((func = GST_PAD_QUERYTYPEFUNC (pad)) == NULL))