.dirstamp allocators audio audiocdsrc audiodecoder audioencoder baseaudiovisualizer discoverer fft gstglcolorconvert gstglcontext gstglheaders gstglformat gstglmatrix gstglmemory gstglquery gstglshader gstglsl gstglslstage gstglupload gstlibscpp libsabi mikey mixer navigation pbutils profile rtp rtpbasedepayload rtpbasepayload rtsp rtspconnection sdp tag utils video videodecoder videoencoder videotimecode xmpwriter