GObject GInitiallyUnowned GstObject GstAllocator GstAllocatorSysmem GstBus GstClock GstControlBinding GstControlSource GstElement GstBaseSink GstFakeSink GstFdSink GstFileSink GstBaseSrc GstDataURISrc GstFakeSrc GstFileSrc GstPushSrc GstFdSrc GstBaseTransform GstCapsFilter GstIdentity GstBin GstPipeline GstConcat GstDownloadBuffer GstFunnel GstInputSelector GstMultiQueue GstOutputSelector GstQueue GstQueue2 GstStreamidDemux GstTee GstTypeFindElement GstValve GstPad GstMultiQueuePad GstSelectorPad GstPadTemplate GstPlugin GstPluginFeature GstDeviceProviderFactory GstDynamicTypeFactory GstElementFactory GstTracerFactory GstTypeFindFactory GstRegistry GstTask GstTaskPool GstTracer GstLatencyTracer GstLeaksTracer GstLogTracer GstRUsageTracer GstStatsTracer GstTracerRecord GInterface GTypePlugin GstChildProxy GstURIHandler