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

- h -

• h : AlsaData , AudioHistogramContext , AudioNEqualizerContext , AudioPhaseMeterContext , AudioVectorScopeContext , AVFilterLink , AVIOInternal , AVMotionVector , AVSubtitleRect , BufferSourceContext , CellAutoContext , CinepakEncContext , CoreImageContext , CropContext , DelogoContext , DrawBoxContext , DrawGraphContext , EBUR128Context , EXRContext , Frei0rContext , InputStream::sub2video , LifeContext , MBContext , ModPlugContext , MovTextContext , NPPScaleContext , PadContext , PGSSubObject , QPContext , rect , Rectangle , RTJpegContext , RV34DecContext , ScaleContext , ShowFreqsContext , ShowSpectrumContext , ShowVolumeContext , ShowWavesContext , SubfileContext , SwapRectContext , TestContext , TestSourceContext , ThreadData , Tile , TileContext , TrueMotion1Context , VObj , VP9Context , VP9SharedContext , ZPContext , ZScaleContext
• h1 : AVMurMur3
• H11 : PSContext
• H12 : PSContext
• h2 : AVMurMur3
• H21 : PSContext
• H22 : PSContext
• h263_aic : MpegEncContext
• h263_aic_dir : MpegEncContext
• h263_flv : MpegEncContext
• h263_h_loop_filter : H263DSPContext
• h263_long_vectors : MpegEncContext
• h263_plus : MpegEncContext
• h263_pred : MpegEncContext
• h263_slice_structured : MpegEncContext
• h263_v_loop_filter : H263DSPContext
• h263dsp : MpegEncContext
• h264 : AVVDPAUPictureInfo , H264SliceContext
• h264_add_pixels4_clear : H264DSPContext
• h264_add_pixels8_clear : H264DSPContext
• h264_chroma_dc_dequant_idct : H264DSPContext
• h264_h_loop_filter_chroma : H264DSPContext
• h264_h_loop_filter_chroma_intra : H264DSPContext
• h264_h_loop_filter_chroma_mbaff : H264DSPContext
• h264_h_loop_filter_chroma_mbaff_intra : H264DSPContext
• h264_h_loop_filter_luma : H264DSPContext
• h264_h_loop_filter_luma_intra : H264DSPContext
• h264_h_loop_filter_luma_mbaff : H264DSPContext
• h264_h_loop_filter_luma_mbaff_intra : H264DSPContext
• h264_idct8_add : H264DSPContext
• h264_idct8_add4 : H264DSPContext
• h264_idct8_dc_add : H264DSPContext
• h264_idct_add : H264DSPContext
• h264_idct_add16 : H264DSPContext
• h264_idct_add16intra : H264DSPContext
• h264_idct_add8 : H264DSPContext
• h264_idct_dc_add : H264DSPContext
• h264_initialized : VDADecoderContext
• h264_loop_filter_strength : H264DSPContext
• h264_luma_dc_dequant_idct : H264DSPContext
• h264_v_loop_filter_chroma : H264DSPContext
• h264_v_loop_filter_chroma_intra : H264DSPContext
• h264_v_loop_filter_luma : H264DSPContext
• h264_v_loop_filter_luma_intra : H264DSPContext
• h264chroma : AVSContext , H264Context , MpegEncContext , VC1Context , VP56Context
• h264ctx : VDADecoderContext
• h264dsp : H264Context , H264ParseContext , SVQ3Context
• h264qpel : H264Context , SnowContext
• h_buf : ShowCQTContext
• h_chr_sub_sample : SwsSlice
• h_chroma_sub_sample : MXFStreamContext
• h_count : MJpegDecodeContext
• h_edge_pos : MpegEncContext , SVQ3Context
• h_expr : CropContext , DrawBoxContext , NPPScaleContext , PadContext , ScaleContext , ZScaleContext
• h_loop_filter : IntraX8DSPContext , VP3DSPContext
• h_max : MJpegDecodeContext
• h_scount : MJpegDecodeContext
• haar_coder : MSS3Context
• hadamard8_diff : MECmpContext
• half : MaskedMergeContext
• half_life : IDETContext
• half_mask_bbox : RemovelogoContext
• half_mask_data : RemovelogoContext
• halfpel_flag : SVQ3Context
• halfpel_plane : SnowContext
• halfpq : VC1Context
• halfscale : UnsharpFilterParam
• ham : IffContext , IffDemuxContext
• ham_buf : IffContext
• ham_palbuf : IffContext
• handbrake_version : MOVContext
• handle : AACContext , FDKAACDecContext , OMXCodecContext , pthread_t
• handler : AVIStream , RTPDemuxContext
• handler_ret : TeletextContext
• handles : LADSPAContext
• handshake_step : HTTPContext
• handshaked : RTMPEContext
• hang_count : AMRContext
• hann : ATempoContext
• harmonic_mem : G723_1_Context
• has_afd : Mpeg1Context
• has_alpha : BinkContext , IlContext , VP56Context , WebPContext
• has_audio : DASHContext , DVMuxContext , OutputStream , RTMPContext , SIFFContext , SmoothStreamingContext , ThpDemuxContext
• has_b_frames : AVCodecContext , IVI45DecContext , VTEncContext
• has_center : AC3EncodeContext
• has_complete_frame : MXpegDecodeContext
• has_cue : mkv_track
• has_end : ReadInterval
• has_errors : QDM2Context
• has_exif : WebPContext
• has_extradata : XMVVideoPacket
• has_get_i_o_buffer : FFAMediaCodec
• has_global_palette : GifState
• has_keyframes : MOVTrack
• has_looked_for_mfra : MOVContext
• has_luminance : AVMasteringDisplayMetadata
• has_nested_elems : CompactContext
• has_optimized_func : AudioConvert , AudioMix
• has_pal : AVIStream
• has_palette : DVDSubContext , IPMVEContext , MatroskaTrack , MOVStreamContext
• has_pkt : RALFContext
• has_primaries : AVMasteringDisplayMetadata
• has_recovery_point : H264Context
• has_residual_lsps : WMAVoiceContext
• has_shm : XCBGrabContext
• has_sound : DXAContext
• has_start : ReadInterval
• has_start_point : Atrac3pWaveEnvelope
• has_status : ADPCMDecodeContext
• has_stereo3d : Mpeg1Context
• has_stop_point : Atrac3pWaveEnvelope
• has_subtitle : HLSContext
• has_surround : AC3EncodeContext
• has_transp : IVI45DecContext
• has_trns : PNGDecContext
• has_variable_bitrate : MP3Context
• has_video : DASHContext , DVMuxContext , HLSContext , OutputStream , RTMPContext , SIFFContext , SmoothStreamingContext
• has_watermark : SVQ3Context
• hash : AVHMAC , ePICContext , HashContext , SAPState
• hash_name : HashContext
• hash_prefix : Code
• hash_shift : lag_rac
• hashlen : AVHMAC
• have_alpha : DrawBoxContext
• have_attachments : MatroskaMuxContext
• have_next : FFFrameSyncIn
• have_saved : vorbis_enc_context
• have_sse : FrameListData , VP8Context
• have_video : MatroskaMuxContext
• haystack_frame : FOCContext
• hb_gain : AMRWBSubFrame
• hbits : Vp3DecodeContext
• hblock : MSS3Context
• hbmp : gdigrab
• hChrFilter : SwsContext
• hChrFilterPos : SwsContext
• hChrFilterSize : SwsContext
• hChromaSubSample : PPContext
• hclr : MovTextContext
• hcoeff : Plane
• hcScale : SwsContext
• hcscale_fast : SwsContext
• hd : CryptoContext , GopherContext , HTTPContext , IcecastContext
• hd_buf : IEC61937Context
• hd_buf_count : IEC61937Context
• hd_buf_filled : IEC61937Context
• hd_buf_size : IEC61937Context
• hd_stream_id : DCAExssAsset , DCAXllDecoder
• hdl : SndioData
• hdr : ASFContext
• hdr_size : PayloadContext
• hdsp : BinkContext , HYuvContext , Indeo3DecodeContext , IpvideoContext , LagarithContext , MagicYUVContext , MimicContext , MJpegDecodeContext , MpegEncContext , PNGEncContext , SnowContext , SVQ1Context , SVQ1EncContext , SVQ3Context , UtvideoContext , VBLEContext , Vp3DecodeContext , VP56Context
• head : ATempoContext , CHDContext , FFBufQueue , PullupContext
• header : CDXLDemuxContext , FFMContext , LibSpeexEncContext , MpegAudioParseContext , NUTContext , ogg_codec , ogg_stream , OGGStreamContext , PESContext , ShortenContext , WtvFile , WTVRootEntryTable , WVContext
• header_bits : AVCodecContext , MpegEncContext , RateControlEntry
• header_byte_count : MXFPartition
• header_bytes_needed : DiracParseContext
• header_count : MpegAudioParseContext , NUTContext
• header_filename : SegmentContext , WebMChunkContext
• header_filesize : MP3DecContext
• header_idx : FrameCode
• header_info : IEC61937Context
• header_len : NUTContext , OGGStreamContext
• header_packet_id : MMSTContext
• header_parsed : ADXContext , MMSContext
• header_period : AACContext
• header_pos : MPCContext
• header_size : AACAC3ParseContext , ADXDemuxerContext , ADXParseContext , frame_header , gdigrab , MLPHeaderInfo , ShortenContext , SoXContext , WTVRootEntryTable
• header_state : MpegDemuxContext , SnowContext
• header_type : frame_header
• header_written : AVFormatInternal , MXFContext , TeeSlave
• headerlength : APEContext
• headers : FLACParseContext , HLSContext , HTTPContext , ogg
• headers_read : MOVFragmentIndexItem
• heavy_compression : AC3DecodeContext
• heavy_dynamic_range : AC3DecodeContext
• height : APNGFctlChunk , AVBufferSrcParameters , AVCodecContext , AVCodecParameters , AVCodecParserContext , AVDeviceRect , AVDiracSeqHeader , AVDVProfile , AVFContext , AVFrame , AVHWFramesContext , AVPanScan , AVS_VideoFrame , AVS_VideoInfo , AVSContext , AvsFormat , BinDemuxContext , Block , BVID_DemuxContext , CamStudioContext , CamtasiaContext , Cell , CIDEntry , CinepakContext , CmvContext , CoverContext , CyuvDecodeContext , dc1394_frame_format , DiracContext , DisplaceContext , DNXHDContext , DVBSubDisplayDefinition , DVBSubRegion , DWTContext , DWTPlane , FBDevContext , FFV1Context , FFVideoFramePool , Frame , frame_header , FramePool , G2MContext , gdigrab , H264Context , HEVCContext , HEVCSPS , Hnm4DemuxContext , Hnm4VideoContext , HQProfile , HQXContext , HYuvContext , IcoImage , Indeo3DecodeContext , IVIBandDesc , IVIPlaneDesc , IVITile , Jpeg2000DecoderContext , Jpeg2000EncoderContext , LenscorrectionCtx , MaskedMergeContext , MediaCodecDecContext , Minima , MJpegDecodeContext , MOVStreamContext , MOVTrack , MpegEncContext , MpvParseContext , MXFDescriptor , NoiseContext , NPPScaleStageContext , NuvContext , NvencSurface , OpenGLContext , PAFVideoDecContext , PerspectiveContext , PicContext , PixHeader , Plane , PNGDecContext , RawVideoDemuxerContext , RoqContext , RoqDemuxContext , SANMFrameHeader , SANMVideoContext , SchroVideoFormatInfo , SgiState , ShowCQTContext , SliceInfo , SmackerContext , Stereo3DContext , StereoComponent , SubBand , SVQ1Context , TDSCContext , TgqContext , TgvContext , TiffContext , TiffEncoderContext , Track , TtyDemuxContext , UltimotionDecodeContext , V210DemuxerContext , VC2BaseVideoFormat , vda_context , video_data , VideoData , VideoDemuxData , VideoProperties , VideoSizeAbbr , VideoState , VmncContext , Vp3DecodeContext , VqaContext , Wc3DemuxContext , WebPContext , X11GrabContext , XCBGrabContext , ZmbvContext
• height_align : QSVEncContext
• heightUV : AVS_VideoFrame
• help : APERangecoder , AVOption , OptionDef
• hencdsp : HYuvContext
• hevc_h_loop_filter_chroma : HEVCDSPContext
• hevc_h_loop_filter_chroma_c : HEVCDSPContext
• hevc_h_loop_filter_luma : HEVCDSPContext
• hevc_h_loop_filter_luma_c : HEVCDSPContext
• hevc_v_loop_filter_chroma : HEVCDSPContext
• hevc_v_loop_filter_chroma_c : HEVCDSPContext
• hevc_v_loop_filter_luma : HEVCDSPContext
• hevc_v_loop_filter_luma_c : HEVCDSPContext
• hevcdsp : HEVCContext
• HEVClc : HEVCContext
• HEVClcList : HEVCContext
• hf_apply_noise : SBRDSPContext
• hf_g_filt : SBRDSPContext
• hf_gen : SBRDSPContext
• hflip : H264SEIDisplayOrientation
• hgain_vlc : WMACodecContext
• hh : AudioVectorScopeContext , GXFTimecode
• hi : DecimateContext
• hi_pixel_mask : Super2xSaIContext
• hier_chset : DCAXllChSet
• hier_ofs : DCAXllChSet
• hierarchical : FlatContext , INIContext
• high : ArithCoder , AT1Ctx , EdgeDetectContext , vorbis_floor1_entry , VP56RangeCoder
• high_band_coded : WMACodecContext
• high_band_start : WMACodecContext
• high_band_values : WMACodecContext
• high_pass_mem : AMRContext
• high_res_scf : DCALbrDecoder
• high_u8 : EdgeDetectContext
• highest_pred_order : DCAXllBand
• highlights : Range
• highpass_filt_mem : SiprContext
• highprecisionmvs : VP9BitstreamHeader
• highquality : DiracContext
• hint : FieldHintContext
• hint_file_str : FieldHintContext
• hint_track : MOVTrack
• hist1 : DCADSPData
• hist2 : DCADSPData
• histogram : HistogramContext , integrator , PaletteGenContext , ReplayGainContext , thumb_frame , VolDetectContext
• histogram_h : AudioHistogramContext
• histogram_size : HistogramContext
• history : DCAEncContext , DCALbrDecoder , DssSpContext , IDETContext
• history_mult : RiceContext
• history_nsamples : WMAVoiceContext
• historybuffer : APEFilter , APEPredictor
• hlit : MovTextContext
• hlit_color : HilightcolorBox
• hlit_end : HighlightBox
• hlit_start : HighlightBox
• hLumFilter : SwsContext
• hLumFilterPos : SwsContext
• hLumFilterSize : SwsContext
• hmac : SRTPContext
• hmv1 : H263State
• hmv2 : H263State
• holding_one : WavPackWords
• holding_zero : WavPackWords
• hop_size : AFFTFiltContext , ShowFreqsContext , ShowSpectrumContext , SpectrumSynthContext
• horiz_subsampling : MXFDescriptor
• horizontal_bs : HEVCContext
• horizontal_compose : DWTContext
• horizontal_compose97i : SnowDWTContext
• host : MMSTContext , RTMP_HTTPContext , TLSShared
• host_init : OMXContext
• hostname : FTPContext , RTPDemuxContext
• hp : prob_context , VP9Context
• hpc : H264Context , HEVCContext , SVQ3Context , VP8Context
• hpel : DiracFrame
• hpel_avg : MotionEstContext
• hpel_base : DiracFrame
• hpel_put : MotionEstContext
• hpf_31_mem : AMRWBContext
• hpf_400_mem : AMRWBContext
• hpf_f : G729Context
• hpf_fir_mem : G723_1_Context
• hpf_iir_mem : G723_1_Context
• hpf_z : G729Context
• hpt : MotionPixelsContext
• hq_ac_vlc : HQContext
• hq_picture : DiracContext
• hqa_cbp_vlc : HQContext
• hqhqadsp : HQContext
• hqxdsp : HQXContext
• hrd : VAAPIEncodeH264Context , VAAPIEncodeH265Context
• hrd_buffer : VC1Context
• hrd_fullness : VC1Context
• hrd_num_leaky_buckets : VC1Context
• hrd_param_flag : VC1Context
• hrd_params : VAAPIEncodeH264Context , VAAPIEncodeH265Context
• hrd_rate : VC1Context
• hsample : LJpegEncContext
• hscale : TrueMotion2RTContext
• hscroll : CDGraphicsContext
• hshift : HEVCSPS , MagicYUVContext , Wmv2Context
• hsub : BlendContext , BoxBlurContext , CodecViewContext , ColorMatrixContext , CropContext , DecimateContext , DrawBoxContext , FadeContext , FFDrawContext , FieldMatchContext , FSPPContext , GEQContext , HQDN3DContext , HueContext , LenscorrectionCtx , LutContext , MPTestContext , OverlayContext , OWDenoiseContext , PerspectiveContext , PP7Context , RotContext , SabContext , ScaleContext , SignalstatsContext , SmartblurContext , SPPContext , Stereo3DContext , ThreadData , TransContext , UnsharpContext , USPPContext , VectorscopeContext
• hsub_log2 : ChromakeyContext
• hsub_max : FFDrawContext
• ht_prev_data : G729Context
• htaps : Plane
• hthreshold : VectorscopeContext
• hti : Vp3DecodeContext
• http_addr : FFServerConfig
• http_code : HTTPContext
• http_error : HTTPContext
• http_proxy : HLSContext , HTTPContext
• hue : HueContext
• hue_cos : HueContext
• hue_deg : HueContext
• hue_deg_expr : HueContext
• hue_deg_pexpr : HueContext
• hue_expr : HueContext
• hue_pexpr : HueContext
• hue_sin : HueContext
• huff_code_ac_chrominance : MJpegContext
• huff_code_ac_luminance : MJpegContext
• huff_code_dc_chrominance : LJpegEncContext , MJpegContext
• huff_code_dc_luminance : LJpegEncContext , MJpegContext
• huff_code_size : Vp3DecodeContext
• huff_lsbs : ChannelParams
• huff_nodes : IdcinContext
• huff_offset : ChannelParams
• huff_size_ac_chrominance : MJpegContext
• huff_size_ac_luminance : MJpegContext
• huff_size_dc_chrominance : LJpegEncContext , MJpegContext
• huff_size_dc_luminance : LJpegEncContext , MJpegContext
• huffbits : CoefVLCTable
• huffcodes : CoefVLCTable
• huffman_groups : ImageContext
• huffman_table : Vp3DecodeContext
• huffman_tables : VAAPIEncodeMJPEGContext
• hw : AudioVectorScopeContext
• hw_device_ctx : AVFilterContext , DXVA2Context
• hw_frames_ctx : AVBufferSrcParameters , AVCodecContext , AVFilterLink , AVFrame , BufferSourceContext , CUVIDContext , DXVA2Context , InputStream , VDPAUContext
• hw_type : AVHWDeviceInternal , AVHWFramesInternal
• hwaccel : AVCodecContext
• hwaccel_context : AVCodecContext , VDADecoderContext
• hwaccel_ctx : InputStream , OutputStream
• hwaccel_device : InputStream
• hwaccel_devices : OptionsContext
• hwaccel_get_buffer : InputStream
• hwaccel_id : InputStream
• hwaccel_output_format : InputStream
• hwaccel_output_formats : OptionsContext
• hwaccel_picture_private : H264Picture , HEVCFrame , Picture , VP9Frame
• hwaccel_pix_fmt : InputStream
• hwaccel_priv_buf : H264Picture , HEVCFrame , Picture , VP9Frame
• hwaccel_priv_data : AVCodecInternal
• hwaccel_retrieve_data : InputStream
• hwaccel_retrieved_pix_fmt : InputStream
• hwaccel_uninit : InputStream
• hwaccels : OptionsContext
• hwctx : AVHWDeviceContext , AVHWFramesContext , ScaleVAAPIContext , VAAPIEncodeContext
• hwdevice : CudaUploadContext , CuvidContext , HWUploadContext
• hwdevice_ref : HWUploadContext
• hwframe : CudaUploadContext , CuvidContext
• hwframes : HWDownloadContext , HWUploadContext
• hwframes_ref : HWDownloadContext , HWUploadContext
• hwnd : gdigrab , vfw_ctx
• hwpos : SndioData
• hybrid : WavpackFrameContext
• hybrid_analysis : PSDSPContext
• hybrid_analysis_ileave : PSDSPContext
• hybrid_bitrate : WavpackFrameContext
• hybrid_maxclip : WavpackFrameContext
• hybrid_minclip : WavpackFrameContext
• hybrid_synthesis_deint : PSDSPContext
• hyScale : SwsContext
• hyscale_fast : SwsContext
• hz : AudioPulsatorContext