Generated by gir (https://github.com/gtk-rs/gir @ b3147f2b6043)
from gir-files (https://github.com/gtk-rs/gir-files @ 7fa401e3ee5d)
from gst-gir-files (https://gitlab.freedesktop.org/gstreamer/gir-files-rs.git @ 2860909848fa)