Object Hierarchy

    GObject
        GstRegistry
            GstXMLRegistry
        GstObject
            GstPad
                GstRealPad
                GstGhostPad
            GstElement
                GstBin
                    GstPipeline
                    GstThread
                GstQueue
            GstPadTemplate
            GstDParam
                GstDParamSmooth
                GstDParamLinInterp
            GstDParamManager
            GstUnitConvert
        GstPluginFeature
            GstElementFactory
            GstSchedulerFactory
            GstTypeFindFactory
            GstIndexFactory
        GstSignalObject
    GInterface
        GstURIHandler