Here is a list of all struct and union fields with links to the structures/unions they belong to:

- o -

• o_add_type : GF_SDPInfo
• o_address : GF_SDPInfo
• o_h : EVGScaleCtx
• o_net_type : GF_SDPInfo
• o_session_id : GF_SDPInfo
• o_size : GF_BitStream , EVGScaleCtx
• o_stride : EVGScaleCtx
• o_stride_uv : EVGScaleCtx
• o_timescale : FileListPid
• o_username : GF_SDPInfo
• o_version : GF_SDPInfo
• o_w : EVGScaleCtx
• obj : _node_js_binding , JSArrayIteratorData , JSForInIterator , JSMapIteratorData , JSObjectListEntry , JSTypedArray
• obj_AudioTrack : DroidContext
• obj_clock_at_main_activation : GF_Scene
• obj_count : JSMemoryUsage
• obj_size : JSMemoryUsage
• object_attached : GF_Scene
• object_close_bit : GF_LCTheaderTemplate
• object_count : GF_AudioChannelLayout , JSObjectList
• object_list : BCWriterState
• object_manager : GF_FEVT_AttachScene
• object_reservoir : GF_ROUTEDmx
• object_size : JSObjectList
• object_tab : JSObjectList
• object_type : GF_M4ADecSpecInfo , GF_SAFStream
• objectClockReference : GF_SLHeader
• objectDescriptorID : GF_InitialObjectDescriptor , GF_IsomInitialObjectDescriptor , GF_IsomObjectDescriptor , GF_ObjectDescriptor
• objectDescriptors : GF_ODUpdate
• objects : GF_ROUTEService , BCReaderState
• objects_count : BCReaderState
• objects_size : BCReaderState
• objectType : GF_M4VDecSpecInfo
• objectTypeIndication : GF_DecoderConfig
• obs : DOMAddListener
• obu : GF_AV1_OBUArrayEntry
• obu_array : GF_AV1Config
• obu_extension_flag : AV1State
• obu_has_size_field : AV1State
• obu_length : GF_AV1_OBUArrayEntry
• obu_start_offset : AV1Tile
• obu_type : AV1State , GF_AV1_OBUArrayEntry
• och : GF_ResampleCtx
• OCICreationDate : GF_OCI_Data
• OCICreatorName : GF_OCICreator_item
• OCICreators : GF_OCICreators
• OCIDescriptors : __tag_oci_event , GF_InitialObjectDescriptor , GF_IsomInitialObjectDescriptor , GF_IsomObjectDescriptor , GF_ObjectDescriptor
• OCIEvents : __tag_oci_codec
• ocr_discontinuity_time : GF_Clock
• ocr_id : GF_MediaInfo
• OCR_Name : XMT_ESDLink
• OCRESID : GF_ESD
• OCRflag : GF_SLHeader
• OCRLength : GF_SLConfig
• OCRResolution : GF_SLConfig
• OD : GF_ObjectManager
• od : XMT_ODLink
• od_au : GF_BTParser , GF_XMTParser , SWFReader
• od_command : GF_XMTParser
• od_es : GF_BTParser , GF_XMTParser , SWFReader
• OD_ID : GF_RTPInStream , GF_MediaObject , GF_ODRemove , SFURL
• od_links : GF_XMTParser
• OD_profileAndLevel : GF_InitialObjectDescriptor , GF_IsomInitialObjectDescriptor
• od_type : GF_MediaInfo
• odd_fill : GF_EVGSurface
• odd_flag : EVG_Span , GF_EVGFragmentParam
• ODID : GF_ESDRemove , GF_ESDUpdate , GF_MediaInfo
• odir : ROUTEInCtx
• odkm : GF_SchemeInformationBox
• odm : GF_MediaObject , GF_BIFSDecCtx , GF_InputSensorCtx , GF_LSRDecCtx , GF_ODFDecCtx , GF_TTXTDec
• ODProfileLevelIndication : GF_PLExt
• off_h : DDContext
• off_u : EVG_Texture
• off_v : EVG_Texture
• off_w : DDContext
• off_x : GF_TextSpan
• off_y : EVG_Texture , GF_TextSpan
• offscreen : GF_VisualManager , OffscreenGroup
• offscreen_gl : SDLVidCtx
• offscreen_height : GF_Compositor
• offscreen_width : GF_Compositor
• offscreen_yuv_to_rgb : DDContext
• offset : AMediaCodecBufferInfo , GF_AfraEntry , GF_DASH_FragmentContext , GF_FEVT_FragmentSize , GF_FLUTELLMapEntry , GF_LCTFragInfo , GSF_PacketFragment , JSTypedArray , MPE_Error_Holes , PenSettings , TEMIDesc , TS_SIDX
• offset_at_seg_start : GF_FileOutCtx , GF_HTTPOutInput , ROUTEPid
• offset_first_offset_field : GF_SampleAuxiliaryInfoOffsetBox
• offset_for_non_ref_pic : AVC_SPS
• offset_for_ref_frame : AVC_SPS
• offset_for_top_to_bottom_field : AVC_SPS
• offset_from_afra : GF_GlobalAfraEntry
• offset_h : EVGScaleCtx
• offset_in_private : GF_FilterArgs
• offset_size : GF_ItemLocationBox
• offset_w : EVGScaleCtx
• OffsetFromStart : GF_SDPTiming
• offsets : GF_ChunkLargeOffsetBox , GF_ChunkOffsetBox , GF_SampleAuxiliaryInfoOffsetBox
• ofmt : EVGScaleCtx
• ofr : EVGScaleCtx
• og : OffscreenGroupStack , OGGMuxStream
• ogl : GF_Compositor
• oh : GF_VideoOutCtx
• oinf : GF_OINFPropertyBox
• olayout : GF_ResampleCtx
• old_arch : JSGPACCoreSystem
• oldata : GF_VideoOutCtx
• ols_idx : GF_VVCConfig
• olsize : GF_VideoOutCtx
• oltxt : GF_VideoOutCtx
• olwnd : GF_VideoOutCtx
• oma_ro : GF_OMADRMRightsObjectBox
• oma_ro_size : GF_OMADRMRightsObjectBox
• omitted_channels_present : GF_AudioChannelLayout
• omittedChannelsMap : GF_AudioChannelLayout
• on_alpha() : AlphaCallback , Canvas
• on_block_out : GF_BitStream , GF_ISOFile
• on_block_out_block_size : GF_ISOFile
• on_block_out_usr_data : GF_ISOFile
• on_block_patch : GF_ISOFile
• on_cue_read : GF_WebVTTParser
• on_dash_event : GF_DASHFileIO
• on_demand_done : GF_DasherCtx
• on_download_monitor() : _DASHCustomAlgorithm , GF_DASHDmxCtx , python.libgpac.libgpac.DASHCustomAlgorithm
• on_event : GF_ROUTEDmx , GF_FSEventListener , GF_VideoOutput
• on_event_in : GF_FieldInfo , GF_ProtoField
• on_filter_create_destroy : GF_FilterSession
• on_filter_del() : _FilterSession , python.libgpac.libgpac.FilterSession
• on_filter_new() : _FilterSession , python.libgpac.libgpac.FilterSession
• on_gl_activate() : python.libgpac.libgpac.FilterSession
• on_header_parsed : GF_WebVTTParser
• on_last_block_start : GF_ISOFile
• on_log : GF_BitStream
• on_media_event : GF_Scene
• on_message_func : JSWorkerMessageHandler
• on_new_group() : _DASHCustomAlgorithm , GF_DASHDmxCtx , python.libgpac.libgpac.DASHCustomAlgorithm
• on_node_modified : GF_SceneGraph
• on_period_reset() : _DASHCustomAlgorithm , GF_DASHDmxCtx , python.libgpac.libgpac.DASHCustomAlgorithm
• on_progress : GF_SAXParser
• on_rate_adaptation() : _DASHCustomAlgorithm , GF_DASHDmxCtx , python.libgpac.libgpac.DASHCustomAlgorithm
• on_request() : _HTTPRequestHandler , GF_HTTPOutCtx , JSHTTPServer , python.libgpac.libgpac.HTTPOutRequest
• on_rtcp : GF_RTPOutStream
• on_rtcp_udta : GF_RTPOutStream
• on_sample_parsed : GF_WebVTTParser
• on_secondary_screen : DDContext
• on_setup_error : GF_Filter
• on_setup_error_filter : GF_Filter
• on_setup_error_udta : GF_Filter
• on_setup_failure() : FilterInstance
• on_sl_packet : GF_RTPDepacketizer
• on_usr_pass : GF_EventAuthorize
• on_video_frame : GF_VideoListener
• on_video_reconfig : GF_VideoListener
• onBattery : GF_DOM_Event
• OnDelete : GF_Proto , GF_ProtoFieldInterface
• OnProgress : GF_DOMParser
• onTrigger : TestSensor
• OnUserEvent : GF_SensorHandler
• op : CodeContext , JumpSlot , OGGMuxStream
• op_color_blue : GF_GenericMediaHeaderInfoBox
• op_color_green : GF_GenericMediaHeaderInfoBox
• op_color_red : GF_GenericMediaHeaderInfoBox
• op_index : GF_AV1OperatingPointSelectorPropertyBox
• op_type : CacheInfo
• opacity : GroupCache , OffscreenGroup , SVGPropertiesPointers
• opaque : DynBuf , GF_AudioOutput , GF_ColourInformationBox , GF_VideoOutput , JSArrayBuffer , JSMallocState , REExecContext , REParseState
• opaque_data : GF_IPMP_Descriptor
• opaque_data_size : GF_IPMP_Descriptor
• opaque_size : GF_ColourInformationBox
• opcfg : GF_OpusSpecificBox
• OPCR_base : GF_M2TS_AdaptationField
• OPCR_ext : GF_M2TS_AdaptationField
• OPCR_flag : GF_M2TS_AdaptationField
• open : GF_FileIO , _FileIOFactory
• open_file : GF_Event
• opendml_size : GF_AVIMuxCtx
• openMode : GF_ISOFile
• operating_point_idc : AV1State
• operating_points : GF_OperatingPointsInformation
• operating_points_count : AV1State
• OperatingPointIdc : AV1State
• operator_counter : JSOperatorSetData
• operator_index : JSBinaryOperatorDefEntry
• opfmt : GF_Compositor
• opid : GF_HTTPOutSession , GF_RTPInStream , GF_TXTIn , BSAggOut , BSRWPid , AVIAstream , BSSplitOut , EVGScaleCtx , FileListPid , GF_AC3DmxCtx , GF_ADTSDmxCtx , GF_ADTSMxCtx , GF_AMRDmxCtx , GF_AV1DmxCtx , GF_CENCDecStream , GF_CENCStream , GF_CryptFileCtx , GF_DasherCtx , GF_DashStream , GF_FLACDmxCtx , GF_GenDumpCtx , GF_H263DmxCtx , GF_HEVCMergeCtx , GF_IMGDecCtx , GF_LATMDmxCtx , GF_M2TSSplit_SPTS , GF_M4VMxCtx , GF_MHASDmxCtx , GF_MHASMxCtx , GF_MP3DmxCtx , GF_MP4MuxCtx , GF_MPGVidDmxCtx , GF_NALUDmxCtx , GF_NALUMxCtx , GF_NHMLDmxCtx , GF_NHNTDmxCtx , GF_OBUMxCtx , GF_OGGStream , GF_PCMReframeCtx , GF_ProResDmxCtx , GF_QCPDmxCtx , GF_QCPMxCtx , GF_RawVidReframeCtx , GF_ReframeImgCtx , GF_ResampleCtx , GF_RewindCtx , GF_RTPOutCtx , GF_SAFStream , GF_TileAggCtx , GF_TrueHDDmxCtx , GF_TSMuxCtx , GF_TTXTDec , GF_VCropCtx , GF_VFlipCtx , GF_WCDecCtx , GF_WCEncCtx , GF_WebVTTMxCtx , GSF_Stream , GSFMxCtx , HEVCTilePid , M2PSStream , OGGMuxCtx , RestampPid , ROUTEInCtx , RTPIn_StreamDescribe , RTStream , SCTE35DecCtx , SegInfo , TileSplitPid , TSI_Output , TTMLConvCtx , TX3GMxCtx , UNCVDecCtx
• opid_alt : GF_DasherCtx
• opid_alt_m3u8 : GF_DasherCtx
• opid_aux : FileListPid
• opid_enum_props() : _Filter , python.libgpac.libgpac.Filter
• opid_info : GF_NHMLDumpCtx , GF_NHNTDumpCtx
• opid_mdia : GF_NHMLDumpCtx , GF_NHNTDumpCtx
• opid_nhml : GF_NHMLDumpCtx
• opid_nhnt : GF_NHNTDumpCtx
• opid_prop() : _Filter , python.libgpac.libgpac.Filter
• opid_props() : JSFSFilter
• opid_sinks() : _Filter , JSFSFilter , python.libgpac.libgpac.Filter
• opid_stats() : _Filter , JSFSFilter , python.libgpac.libgpac.Filter
• opids : BSSplitIn , GF_TileSplitCtx , GF_VOBSubDmxCtx , GHIStream , python.libgpac.libgpac.FilterCustom
• ops : JSBinaryOperatorDefEntry
• opt : GF_JSAPIParam
• opt1 : GF_BaseFilterExample , TestContext
• opt2 : GF_BaseFilterExample
• opt_found : GF_FSArgItem
• optional : JSCapDesc
• opts : xml_att_def
• opus_cfg : GF_OGGStream
• opus_channel_count : PidCtx
• ordblks : mallinfo
• order : GF_ROUTELCTReg
• order_hint : AV1StateFrame
• ordered_events : SCTE35DecCtx
• ordered_pids : GF_HEVCMergeCtx
• OrderHintBits : AV1State
• OrderHints : AV1State
• orientation : GF_EventSize , GF_SDPMedia , PathExtrusion , PlanarExtrusion
• orientation_sensors_active : GF_Compositor
• orientationKeys : PlanarExtrusion
• orig : GF_MediaImporter , GF_Ray
• orig_args : GF_Filter
• orig_delay : GF_FEVT_Play
• orig_dom_ptr : SMIL_AttributeAnimations
• orig_end : GF_WebVTTCue
• orig_id : ISOMReader
• orig_pos : GF_XMLNode
• orig_start : GF_WebVTTCue , ISOMChannel
• orig_ts : GF_WCEncCtx , SCTE35DecCtx
• orig_url : __gf_download_session
• orig_url_before_redirect : __gf_download_session
• orig_vp : GroupCache
• orig_wnd_proc : DDContext
• orig_x : HEVCTilePid , SWFGlyphRec
• orig_y : HEVCTilePid , SWFGlyphRec
• origin : FormGroup , SMILAnimationAttributesPointers
• origin_base_url : GF_MPD_Period
• original : GF_BitStream , ChildGroup , StrikeInfo2D
• original_4cc : GF_FreeSpaceBox , GF_UnknownBox
• original_base_offset : GF_ItemLocationEntry
• original_duration : GF_MediaHeaderBox , GF_MovieHeaderBox , GF_TFOriginalDurationBox
• original_extent_offset : GF_ItemExtentEntry
• original_fieldcount : GF_JP2OriginalFormatBox
• original_fieldorder : GF_JP2OriginalFormatBox
• original_format : GF_ProtectionSchemeInfoBox
• original_meta_offset : GF_ISOFile
• original_moov_offset : GF_ISOFile
• original_network_id : GF_M2TS_DesLocation , GF_M2TS_LOC_DSCPTR_IP_STREAM
• original_oti : GF_ObjectManager
• original_url : GF_FileOutCtx
• originalFile : GF_TrackBox
• originalID : GF_TrackBox
• OrigTimeScale : GF_RTPHinter
• ortho() : Matrix
• os : GF_OGGStream , OGGMuxStream
• os_handle : SDLVidCtx
• os_hwnd : DDContext
• os_rw_handlers : JSThreadState
• os_signal_handlers : JSThreadState
• os_timers : JSThreadState
• os_wnd : GF_Compositor
• osar : EVGScaleCtx
• osfmt : GF_ResampleCtx
• osize : GF_Compositor , EVGScaleCtx
• osr : GF_ResampleCtx
• oSurfaceTex : GF_MCDecSurfaceTexture
• other_in_use : DownloadedCacheEntry
• others : GF_TextSample
• oti : GF_NHMLDumpCtx , GF_NHNTDumpCtx
• otyp : GF_ISOFile , GF_MP4MuxCtx
• out : GF_M2TSSplitCtx , GF_VideoOutCtx , GHIDmxCtx , gz_stream , PROTOHandler
• out8b : GF_Compositor
• out_3d_type : AndroidContext
• out_cts_plus_one : GF_ResampleCtx
• out_data : GF_PCMReframeCtx , GF_RawVidReframeCtx
• out_height : GF_HEVCMergeCtx
• OUT_index : GF_ProtoFieldInterface , GF_ScriptField
• out_name : GF_MediaExporter , TrackAction
• out_path : GF_DasherCtx
• out_path_alt : GF_DasherCtx
• out_pck : GF_PCMReframeCtx , GF_RawVidReframeCtx
• out_pid : CTXLoadPriv , GF_BIFSDecCtx , GF_LSRDecCtx , GF_ODFDecCtx , SVGIn
• out_pid_connection_pending : GF_Filter
• out_point : SoundInfo
• out_samples_pos : MixerInput
• out_samples_to_write : MixerInput
• out_samples_written : MixerInput
• out_size : GF_VCropCtx , GF_VFlipCtx , GF_WCDecCtx , GF_WCEncCtx , GF_WebGrab
• out_src_size : GF_VCropCtx , GF_VFlipCtx
• out_vertex : GF_EVGVertexParam
• out_width : GF_HEVCMergeCtx
• outbuf : gz_stream
• outline : Drawable , GF_SpanExtensions , GF_TTXTDec , Path , StrikeInfo2D
• outlines : SWFEditText
• output : GF_AudioMixer , GF_DASHSegmenter , GSF_Packet , JSCapDesc , SWFSound
• output_3d : DDContext , SDLVidCtx , XWindow
• output_buffer : CustomFilter , JSFilter , python.libgpac.libgpac.FilterCustom
• output_ctrl : GF_ESInterface
• output_description : PulseAudioContext
• output_flag_present_flag : HEVC_PPS , VVC_PPS
• output_height : GF_Compositor
• output_layer_flag : HEVC_VPS
• output_layer_set_idx : LHEVC_OperatingPoint
• output_mpd_pid : GF_DASHDmxCtx
• output_name : PulseAudioContext
• output_no_epb : GF_HEVCSplitCtx
• output_no_epb_alloc : GF_HEVCSplitCtx
• output_pids : GF_Filter
• output_playout : JSFilter
• output_size : GF_AudioMixer , UNCVDecCtx
• output_udta : GF_ESInterface
• output_width : GF_Compositor
• OutputChannelCount : GF_OpusConfig
• OutputGain : GF_OpusConfig
• outputs : GF_HEVCSplitCtx
• over : AnchorStack , SWF_ButtonRecord
• overflow : Bitstream , SVGPropertiesPointers
• overflow_state : GF_BitStream
• overlay_canvas_fill_value_a : GF_ImageItemProperties
• overlay_canvas_fill_value_b : GF_ImageItemProperties
• overlay_canvas_fill_value_g : GF_ImageItemProperties
• overlay_canvas_fill_value_r : GF_ImageItemProperties
• overlay_color_key : GF_VideoOutput
• overlay_count : GF_ImageItemProperties
• overlay_offsets : GF_ImageItemProperties
• overlay_tx : GF_VideoOutCtx
• overlays : GF_VisualManager
• override : COLR
• override_appearance : GF_TraverseState
• override_size_flags : GF_Compositor
• overscan_appropriate : HEVC_SPS
• overscan_info_present : HEVC_SPS
• overscan_info_present_flag : AVC_VUI , VVC_SPS
• ovsbr : GF_ADTSDmxCtx
• ow : GF_FileOutCtx , GF_VideoOutCtx
• owned_gmem : GF_DASH_RepresentationPlayback
• owner : GF_AUContext , GF_AudioInput , GF_SceneNamespace , GF_SoundInterface , GF_TextureHandler , ISOMChannel , SMIL_Anim_RTI
• owns_clock : GF_ObjectManager
• owns_context : GF_SceneEngine
• owns_hwnd : DDContext
• owns_mov : GF_MP4MuxCtx
• owns_pipe : GF_PipeInCtx , GF_PipeOutCtx
• owns_root : GF_Validator
• owns_service : GF_MediaInfo
• owns_set : GF_DASH_SegmenterContext , GF_DashStream
• owns_texture : EVG_Texture
• owns_timescale : GF_ReframeImgCtx
• owsize : GF_VideoOutCtx
• oy : GF_OGGDmxCtx