| Top |  |  |  |  | 
    GObject
    ╰── GInitiallyUnowned
        ╰── GESTimelineElement
            ╰── GESContainer
                ╰── GESClip
                    ╰── GESOperationClip
                        ├── GESOverlayClip
                        ├── GESBaseTransitionClip
                        ╰── GESBaseEffectClip