GObject
        GInitiallyUnowned
            GstObject
                GstElement
                    GstBaseSrc
                        GstPushSrc
                    GstBaseSink
                    GstBaseTransform
                GstClock
                    GstSystemClock
                        GstNetClientClock
                GstControlSource
                    GstTimedValueControlSource
                        GstInterpolationControlSource
                        GstTriggerControlSource
                    GstLFOControlSource
                GstCollectPads
                GstNetTimeProvider
        GstAdapter