Datastructure to initialize gstreamer.Caps from a string description usually
used in conjunction with GST_STATIC_CAPS() and StaticCaps.get to
instantiate a gstreamer.Caps
Sets our main struct and passes it to the parent class.
Clean up the cached caps contained in static_caps.
Converts a gstreamer.StaticCaps to a gstreamer.Caps
Get the main Gtk struct
the main Gtk struct as a void*
the main Gtk struct