// Enums enum AVMediaType { AVMEDIA_TYPE_UNKNOWN = -1, AVMEDIA_TYPE_VIDEO, AVMEDIA_TYPE_AUDIO, AVMEDIA_TYPE_DATA, AVMEDIA_TYPE_SUBTITLE, AVMEDIA_TYPE_ATTACHMENT, AVMEDIA_TYPE_NB }; enum AVCodecID { AV_CODEC_ID_NONE, AV_CODEC_ID_MPEG1VIDEO, AV_CODEC_ID_MPEG2VIDEO, AV_CODEC_ID_H261, AV_CODEC_ID_H263, AV_CODEC_ID_RV10, AV_CODEC_ID_RV20, AV_CODEC_ID_MJPEG, AV_CODEC_ID_MJPEGB, AV_CODEC_ID_LJPEG, AV_CODEC_ID_SP5X, AV_CODEC_ID_JPEGLS, AV_CODEC_ID_MPEG4, AV_CODEC_ID_RAWVIDEO, AV_CODEC_ID_MSMPEG4V1, AV_CODEC_ID_MSMPEG4V2, AV_CODEC_ID_MSMPEG4V3, AV_CODEC_ID_WMV1, AV_CODEC_ID_WMV2, AV_CODEC_ID_H263P, AV_CODEC_ID_H263I, AV_CODEC_ID_FLV1, AV_CODEC_ID_SVQ1, AV_CODEC_ID_SVQ3, AV_CODEC_ID_DVVIDEO, AV_CODEC_ID_HUFFYUV, AV_CODEC_ID_CYUV, AV_CODEC_ID_H264, AV_CODEC_ID_INDEO3, AV_CODEC_ID_VP3, AV_CODEC_ID_THEORA, AV_CODEC_ID_ASV1, AV_CODEC_ID_ASV2, AV_CODEC_ID_FFV1, AV_CODEC_ID_4XM, AV_CODEC_ID_VCR1, AV_CODEC_ID_CLJR, AV_CODEC_ID_MDEC, AV_CODEC_ID_ROQ, AV_CODEC_ID_INTERPLAY_VIDEO, AV_CODEC_ID_XAN_WC3, AV_CODEC_ID_XAN_WC4, AV_CODEC_ID_RPZA, AV_CODEC_ID_CINEPAK, AV_CODEC_ID_WS_VQA, AV_CODEC_ID_MSRLE, AV_CODEC_ID_MSVIDEO1, AV_CODEC_ID_IDCIN, AV_CODEC_ID_8BPS, AV_CODEC_ID_SMC, AV_CODEC_ID_FLIC, AV_CODEC_ID_TRUEMOTION1, AV_CODEC_ID_VMDVIDEO, AV_CODEC_ID_MSZH, AV_CODEC_ID_ZLIB, AV_CODEC_ID_QTRLE, AV_CODEC_ID_TSCC, AV_CODEC_ID_ULTI, AV_CODEC_ID_QDRAW, AV_CODEC_ID_VIXL, AV_CODEC_ID_QPEG, AV_CODEC_ID_PNG, AV_CODEC_ID_PPM, AV_CODEC_ID_PBM, AV_CODEC_ID_PGM, AV_CODEC_ID_PGMYUV, AV_CODEC_ID_PAM, AV_CODEC_ID_FFVHUFF, AV_CODEC_ID_RV30, AV_CODEC_ID_RV40, AV_CODEC_ID_VC1, AV_CODEC_ID_WMV3, AV_CODEC_ID_LOCO, AV_CODEC_ID_WNV1, AV_CODEC_ID_AASC, AV_CODEC_ID_INDEO2, AV_CODEC_ID_FRAPS, AV_CODEC_ID_TRUEMOTION2, AV_CODEC_ID_BMP, AV_CODEC_ID_CSCD, AV_CODEC_ID_MMVIDEO, AV_CODEC_ID_ZMBV, AV_CODEC_ID_AVS, AV_CODEC_ID_SMACKVIDEO, AV_CODEC_ID_NUV, AV_CODEC_ID_KMVC, AV_CODEC_ID_FLASHSV, AV_CODEC_ID_CAVS, AV_CODEC_ID_JPEG2000, AV_CODEC_ID_VMNC, AV_CODEC_ID_VP5, AV_CODEC_ID_VP6, AV_CODEC_ID_VP6F, AV_CODEC_ID_TARGA, AV_CODEC_ID_DSICINVIDEO, AV_CODEC_ID_TIERTEXSEQVIDEO, AV_CODEC_ID_TIFF, AV_CODEC_ID_GIF, AV_CODEC_ID_DXA, AV_CODEC_ID_DNXHD, AV_CODEC_ID_THP, AV_CODEC_ID_SGI, AV_CODEC_ID_C93, AV_CODEC_ID_BETHSOFTVID, AV_CODEC_ID_PTX, AV_CODEC_ID_TXD, AV_CODEC_ID_VP6A, AV_CODEC_ID_AMV, AV_CODEC_ID_VB, AV_CODEC_ID_PCX, AV_CODEC_ID_SUNRAST, AV_CODEC_ID_INDEO4, AV_CODEC_ID_INDEO5, AV_CODEC_ID_MIMIC, AV_CODEC_ID_RL2, AV_CODEC_ID_ESCAPE124, AV_CODEC_ID_DIRAC, AV_CODEC_ID_BFI, AV_CODEC_ID_CMV, AV_CODEC_ID_MOTIONPIXELS, AV_CODEC_ID_TGV, AV_CODEC_ID_TGQ, AV_CODEC_ID_TQI, AV_CODEC_ID_AURA, AV_CODEC_ID_AURA2, AV_CODEC_ID_V210X, AV_CODEC_ID_TMV, AV_CODEC_ID_V210, AV_CODEC_ID_DPX, AV_CODEC_ID_MAD, AV_CODEC_ID_FRWU, AV_CODEC_ID_FLASHSV2, AV_CODEC_ID_CDGRAPHICS, AV_CODEC_ID_R210, AV_CODEC_ID_ANM, AV_CODEC_ID_BINKVIDEO, AV_CODEC_ID_IFF_ILBM, #define AV_CODEC_ID_IFF_BYTERUN1 AV_CODEC_ID_IFF_ILBM AV_CODEC_ID_KGV1, AV_CODEC_ID_YOP, AV_CODEC_ID_VP8, AV_CODEC_ID_PICTOR, AV_CODEC_ID_ANSI, AV_CODEC_ID_A64_MULTI, AV_CODEC_ID_A64_MULTI5, AV_CODEC_ID_R10K, AV_CODEC_ID_MXPEG, AV_CODEC_ID_LAGARITH, AV_CODEC_ID_PRORES, AV_CODEC_ID_JV, AV_CODEC_ID_DFA, AV_CODEC_ID_WMV3IMAGE, AV_CODEC_ID_VC1IMAGE, AV_CODEC_ID_UTVIDEO, AV_CODEC_ID_BMV_VIDEO, AV_CODEC_ID_VBLE, AV_CODEC_ID_DXTORY, AV_CODEC_ID_V410, AV_CODEC_ID_XWD, AV_CODEC_ID_CDXL, AV_CODEC_ID_XBM, AV_CODEC_ID_ZEROCODEC, AV_CODEC_ID_MSS1, AV_CODEC_ID_MSA1, AV_CODEC_ID_TSCC2, AV_CODEC_ID_MTS2, AV_CODEC_ID_CLLC, AV_CODEC_ID_MSS2, AV_CODEC_ID_VP9, AV_CODEC_ID_AIC, AV_CODEC_ID_ESCAPE130, AV_CODEC_ID_G2M, AV_CODEC_ID_WEBP, AV_CODEC_ID_HNM4_VIDEO, AV_CODEC_ID_HEVC, #define AV_CODEC_ID_H265 AV_CODEC_ID_HEVC AV_CODEC_ID_FIC, AV_CODEC_ID_ALIAS_PIX, AV_CODEC_ID_BRENDER_PIX, AV_CODEC_ID_PAF_VIDEO, AV_CODEC_ID_EXR, AV_CODEC_ID_VP7, AV_CODEC_ID_SANM, AV_CODEC_ID_SGIRLE, AV_CODEC_ID_MVC1, AV_CODEC_ID_MVC2, AV_CODEC_ID_HQX, AV_CODEC_ID_TDSC, AV_CODEC_ID_HQ_HQA, AV_CODEC_ID_HAP, AV_CODEC_ID_DDS, AV_CODEC_ID_DXV, AV_CODEC_ID_SCREENPRESSO, AV_CODEC_ID_RSCC, AV_CODEC_ID_AVS2, AV_CODEC_ID_PGX, AV_CODEC_ID_AVS3, AV_CODEC_ID_MSP2, AV_CODEC_ID_VVC, #define AV_CODEC_ID_H266 AV_CODEC_ID_VVC AV_CODEC_ID_Y41P, AV_CODEC_ID_AVRP, AV_CODEC_ID_012V, AV_CODEC_ID_AVUI, AV_CODEC_ID_TARGA_Y216, AV_CODEC_ID_V308, AV_CODEC_ID_V408, AV_CODEC_ID_YUV4, AV_CODEC_ID_AVRN, AV_CODEC_ID_CPIA, AV_CODEC_ID_XFACE, AV_CODEC_ID_SNOW, AV_CODEC_ID_SMVJPEG, AV_CODEC_ID_APNG, AV_CODEC_ID_DAALA, AV_CODEC_ID_CFHD, AV_CODEC_ID_TRUEMOTION2RT, AV_CODEC_ID_M101, AV_CODEC_ID_MAGICYUV, AV_CODEC_ID_SHEERVIDEO, AV_CODEC_ID_YLC, AV_CODEC_ID_PSD, AV_CODEC_ID_PIXLET, AV_CODEC_ID_SPEEDHQ, AV_CODEC_ID_FMVC, AV_CODEC_ID_SCPR, AV_CODEC_ID_CLEARVIDEO, AV_CODEC_ID_XPM, AV_CODEC_ID_AV1, AV_CODEC_ID_BITPACKED, AV_CODEC_ID_MSCC, AV_CODEC_ID_SRGC, AV_CODEC_ID_SVG, AV_CODEC_ID_GDV, AV_CODEC_ID_FITS, AV_CODEC_ID_IMM4, AV_CODEC_ID_PROSUMER, AV_CODEC_ID_MWSC, AV_CODEC_ID_WCMV, AV_CODEC_ID_RASC, AV_CODEC_ID_HYMT, AV_CODEC_ID_ARBC, AV_CODEC_ID_AGM, AV_CODEC_ID_LSCR, AV_CODEC_ID_VP4, AV_CODEC_ID_IMM5, AV_CODEC_ID_MVDV, AV_CODEC_ID_MVHA, AV_CODEC_ID_CDTOONS, AV_CODEC_ID_MV30, AV_CODEC_ID_NOTCHLC, AV_CODEC_ID_PFM, AV_CODEC_ID_MOBICLIP, AV_CODEC_ID_PHOTOCD, AV_CODEC_ID_IPU, AV_CODEC_ID_ARGO, AV_CODEC_ID_CRI, AV_CODEC_ID_SIMBIOSIS_IMX, AV_CODEC_ID_SGA_VIDEO, AV_CODEC_ID_GEM, AV_CODEC_ID_VBN, AV_CODEC_ID_JPEGXL, AV_CODEC_ID_QOI, AV_CODEC_ID_PHM, AV_CODEC_ID_RADIANCE_HDR, AV_CODEC_ID_WBMP, AV_CODEC_ID_MEDIA100, AV_CODEC_ID_VQC, AV_CODEC_ID_PDV, AV_CODEC_ID_EVC, AV_CODEC_ID_RTV1, AV_CODEC_ID_VMIX, AV_CODEC_ID_LEAD, AV_CODEC_ID_FIRST_AUDIO = 0x10000, AV_CODEC_ID_PCM_S16LE = 0x10000, AV_CODEC_ID_PCM_S16BE, AV_CODEC_ID_PCM_U16LE, AV_CODEC_ID_PCM_U16BE, AV_CODEC_ID_PCM_S8, AV_CODEC_ID_PCM_U8, AV_CODEC_ID_PCM_MULAW, AV_CODEC_ID_PCM_ALAW, AV_CODEC_ID_PCM_S32LE, AV_CODEC_ID_PCM_S32BE, AV_CODEC_ID_PCM_U32LE, AV_CODEC_ID_PCM_U32BE, AV_CODEC_ID_PCM_S24LE, AV_CODEC_ID_PCM_S24BE, AV_CODEC_ID_PCM_U24LE, AV_CODEC_ID_PCM_U24BE, AV_CODEC_ID_PCM_S24DAUD, AV_CODEC_ID_PCM_ZORK, AV_CODEC_ID_PCM_S16LE_PLANAR, AV_CODEC_ID_PCM_DVD, AV_CODEC_ID_PCM_F32BE, AV_CODEC_ID_PCM_F32LE, AV_CODEC_ID_PCM_F64BE, AV_CODEC_ID_PCM_F64LE, AV_CODEC_ID_PCM_BLURAY, AV_CODEC_ID_PCM_LXF, AV_CODEC_ID_S302M, AV_CODEC_ID_PCM_S8_PLANAR, AV_CODEC_ID_PCM_S24LE_PLANAR, AV_CODEC_ID_PCM_S32LE_PLANAR, AV_CODEC_ID_PCM_S16BE_PLANAR, AV_CODEC_ID_PCM_S64LE, AV_CODEC_ID_PCM_S64BE, AV_CODEC_ID_PCM_F16LE, AV_CODEC_ID_PCM_F24LE, AV_CODEC_ID_PCM_VIDC, AV_CODEC_ID_PCM_SGA, AV_CODEC_ID_ADPCM_IMA_QT = 0x11000, AV_CODEC_ID_ADPCM_IMA_WAV, AV_CODEC_ID_ADPCM_IMA_DK3, AV_CODEC_ID_ADPCM_IMA_DK4, AV_CODEC_ID_ADPCM_IMA_WS, AV_CODEC_ID_ADPCM_IMA_SMJPEG, AV_CODEC_ID_ADPCM_MS, AV_CODEC_ID_ADPCM_4XM, AV_CODEC_ID_ADPCM_XA, AV_CODEC_ID_ADPCM_ADX, AV_CODEC_ID_ADPCM_EA, AV_CODEC_ID_ADPCM_G726, AV_CODEC_ID_ADPCM_CT, AV_CODEC_ID_ADPCM_SWF, AV_CODEC_ID_ADPCM_YAMAHA, AV_CODEC_ID_ADPCM_SBPRO_4, AV_CODEC_ID_ADPCM_SBPRO_3, AV_CODEC_ID_ADPCM_SBPRO_2, AV_CODEC_ID_ADPCM_THP, AV_CODEC_ID_ADPCM_IMA_AMV, AV_CODEC_ID_ADPCM_EA_R1, AV_CODEC_ID_ADPCM_EA_R3, AV_CODEC_ID_ADPCM_EA_R2, AV_CODEC_ID_ADPCM_IMA_EA_SEAD, AV_CODEC_ID_ADPCM_IMA_EA_EACS, AV_CODEC_ID_ADPCM_EA_XAS, AV_CODEC_ID_ADPCM_EA_MAXIS_XA, AV_CODEC_ID_ADPCM_IMA_ISS, AV_CODEC_ID_ADPCM_G722, AV_CODEC_ID_ADPCM_IMA_APC, AV_CODEC_ID_ADPCM_VIMA, AV_CODEC_ID_ADPCM_AFC, AV_CODEC_ID_ADPCM_IMA_OKI, AV_CODEC_ID_ADPCM_DTK, AV_CODEC_ID_ADPCM_IMA_RAD, AV_CODEC_ID_ADPCM_G726LE, AV_CODEC_ID_ADPCM_THP_LE, AV_CODEC_ID_ADPCM_PSX, AV_CODEC_ID_ADPCM_AICA, AV_CODEC_ID_ADPCM_IMA_DAT4, AV_CODEC_ID_ADPCM_MTAF, AV_CODEC_ID_ADPCM_AGM, AV_CODEC_ID_ADPCM_ARGO, AV_CODEC_ID_ADPCM_IMA_SSI, AV_CODEC_ID_ADPCM_ZORK, AV_CODEC_ID_ADPCM_IMA_APM, AV_CODEC_ID_ADPCM_IMA_ALP, AV_CODEC_ID_ADPCM_IMA_MTF, AV_CODEC_ID_ADPCM_IMA_CUNNING, AV_CODEC_ID_ADPCM_IMA_MOFLEX, AV_CODEC_ID_ADPCM_IMA_ACORN, AV_CODEC_ID_ADPCM_XMD, AV_CODEC_ID_AMR_NB = 0x12000, AV_CODEC_ID_AMR_WB, AV_CODEC_ID_RA_144 = 0x13000, AV_CODEC_ID_RA_288, AV_CODEC_ID_ROQ_DPCM = 0x14000, AV_CODEC_ID_INTERPLAY_DPCM, AV_CODEC_ID_XAN_DPCM, AV_CODEC_ID_SOL_DPCM, AV_CODEC_ID_SDX2_DPCM, AV_CODEC_ID_GREMLIN_DPCM, AV_CODEC_ID_DERF_DPCM, AV_CODEC_ID_WADY_DPCM, AV_CODEC_ID_CBD2_DPCM, AV_CODEC_ID_MP2 = 0x15000, AV_CODEC_ID_MP3, AV_CODEC_ID_AAC, AV_CODEC_ID_AC3, AV_CODEC_ID_DTS, AV_CODEC_ID_VORBIS, AV_CODEC_ID_DVAUDIO, AV_CODEC_ID_WMAV1, AV_CODEC_ID_WMAV2, AV_CODEC_ID_MACE3, AV_CODEC_ID_MACE6, AV_CODEC_ID_VMDAUDIO, AV_CODEC_ID_FLAC, AV_CODEC_ID_MP3ADU, AV_CODEC_ID_MP3ON4, AV_CODEC_ID_SHORTEN, AV_CODEC_ID_ALAC, AV_CODEC_ID_WESTWOOD_SND1, AV_CODEC_ID_GSM, AV_CODEC_ID_QDM2, AV_CODEC_ID_COOK, AV_CODEC_ID_TRUESPEECH, AV_CODEC_ID_TTA, AV_CODEC_ID_SMACKAUDIO, AV_CODEC_ID_QCELP, AV_CODEC_ID_WAVPACK, AV_CODEC_ID_DSICINAUDIO, AV_CODEC_ID_IMC, AV_CODEC_ID_MUSEPACK7, AV_CODEC_ID_MLP, AV_CODEC_ID_GSM_MS, AV_CODEC_ID_ATRAC3, AV_CODEC_ID_APE, AV_CODEC_ID_NELLYMOSER, AV_CODEC_ID_MUSEPACK8, AV_CODEC_ID_SPEEX, AV_CODEC_ID_WMAVOICE, AV_CODEC_ID_WMAPRO, AV_CODEC_ID_WMALOSSLESS, AV_CODEC_ID_ATRAC3P, AV_CODEC_ID_EAC3, AV_CODEC_ID_SIPR, AV_CODEC_ID_MP1, AV_CODEC_ID_TWINVQ, AV_CODEC_ID_TRUEHD, AV_CODEC_ID_MP4ALS, AV_CODEC_ID_ATRAC1, AV_CODEC_ID_BINKAUDIO_RDFT, AV_CODEC_ID_BINKAUDIO_DCT, AV_CODEC_ID_AAC_LATM, AV_CODEC_ID_QDMC, AV_CODEC_ID_CELT, AV_CODEC_ID_G723_1, AV_CODEC_ID_G729, AV_CODEC_ID_8SVX_EXP, AV_CODEC_ID_8SVX_FIB, AV_CODEC_ID_BMV_AUDIO, AV_CODEC_ID_RALF, AV_CODEC_ID_IAC, AV_CODEC_ID_ILBC, AV_CODEC_ID_OPUS, AV_CODEC_ID_COMFORT_NOISE, AV_CODEC_ID_TAK, AV_CODEC_ID_METASOUND, AV_CODEC_ID_PAF_AUDIO, AV_CODEC_ID_ON2AVC, AV_CODEC_ID_DSS_SP, AV_CODEC_ID_CODEC2, AV_CODEC_ID_FFWAVESYNTH, AV_CODEC_ID_SONIC, AV_CODEC_ID_SONIC_LS, AV_CODEC_ID_EVRC, AV_CODEC_ID_SMV, AV_CODEC_ID_DSD_LSBF, AV_CODEC_ID_DSD_MSBF, AV_CODEC_ID_DSD_LSBF_PLANAR, AV_CODEC_ID_DSD_MSBF_PLANAR, AV_CODEC_ID_4GV, AV_CODEC_ID_INTERPLAY_ACM, AV_CODEC_ID_XMA1, AV_CODEC_ID_XMA2, AV_CODEC_ID_DST, AV_CODEC_ID_ATRAC3AL, AV_CODEC_ID_ATRAC3PAL, AV_CODEC_ID_DOLBY_E, AV_CODEC_ID_APTX, AV_CODEC_ID_APTX_HD, AV_CODEC_ID_SBC, AV_CODEC_ID_ATRAC9, AV_CODEC_ID_HCOM, AV_CODEC_ID_ACELP_KELVIN, AV_CODEC_ID_MPEGH_3D_AUDIO, AV_CODEC_ID_SIREN, AV_CODEC_ID_HCA, AV_CODEC_ID_FASTAUDIO, AV_CODEC_ID_MSNSIREN, AV_CODEC_ID_DFPWM, AV_CODEC_ID_BONK, AV_CODEC_ID_MISC4, AV_CODEC_ID_APAC, AV_CODEC_ID_FTR, AV_CODEC_ID_WAVARC, AV_CODEC_ID_RKA, AV_CODEC_ID_AC4, AV_CODEC_ID_OSQ, AV_CODEC_ID_QOA, AV_CODEC_ID_LC3, AV_CODEC_ID_FIRST_SUBTITLE = 0x17000, AV_CODEC_ID_DVD_SUBTITLE = 0x17000, AV_CODEC_ID_DVB_SUBTITLE, AV_CODEC_ID_TEXT, AV_CODEC_ID_XSUB, AV_CODEC_ID_SSA, AV_CODEC_ID_MOV_TEXT, AV_CODEC_ID_HDMV_PGS_SUBTITLE, AV_CODEC_ID_DVB_TELETEXT, AV_CODEC_ID_SRT, AV_CODEC_ID_MICRODVD, AV_CODEC_ID_EIA_608, AV_CODEC_ID_JACOSUB, AV_CODEC_ID_SAMI, AV_CODEC_ID_REALTEXT, AV_CODEC_ID_STL, AV_CODEC_ID_SUBVIEWER1, AV_CODEC_ID_SUBVIEWER, AV_CODEC_ID_SUBRIP, AV_CODEC_ID_WEBVTT, AV_CODEC_ID_MPL2, AV_CODEC_ID_VPLAYER, AV_CODEC_ID_PJS, AV_CODEC_ID_ASS, AV_CODEC_ID_HDMV_TEXT_SUBTITLE, AV_CODEC_ID_TTML, AV_CODEC_ID_ARIB_CAPTION, AV_CODEC_ID_FIRST_UNKNOWN = 0x18000, AV_CODEC_ID_TTF = 0x18000, AV_CODEC_ID_SCTE_35, AV_CODEC_ID_EPG, AV_CODEC_ID_BINTEXT, AV_CODEC_ID_XBIN, AV_CODEC_ID_IDF, AV_CODEC_ID_OTF, AV_CODEC_ID_SMPTE_KLV, AV_CODEC_ID_DVD_NAV, AV_CODEC_ID_TIMED_ID3, AV_CODEC_ID_BIN_DATA, AV_CODEC_ID_SMPTE_2038, AV_CODEC_ID_LCEVC, AV_CODEC_ID_PROBE = 0x19000, AV_CODEC_ID_MPEG2TS = 0x20000, AV_CODEC_ID_MPEG4SYSTEMS = 0x20001, AV_CODEC_ID_FFMETADATA = 0x21000, AV_CODEC_ID_WRAPPED_AVFRAME = 0x21001, AV_CODEC_ID_VNULL, AV_CODEC_ID_ANULL, }; enum AVPacketSideDataType { AV_PKT_DATA_PALETTE, AV_PKT_DATA_NEW_EXTRADATA, AV_PKT_DATA_PARAM_CHANGE, AV_PKT_DATA_H263_MB_INFO, AV_PKT_DATA_REPLAYGAIN, AV_PKT_DATA_DISPLAYMATRIX, AV_PKT_DATA_STEREO3D, AV_PKT_DATA_AUDIO_SERVICE_TYPE, AV_PKT_DATA_QUALITY_STATS, AV_PKT_DATA_FALLBACK_TRACK, AV_PKT_DATA_CPB_PROPERTIES, AV_PKT_DATA_SKIP_SAMPLES, AV_PKT_DATA_JP_DUALMONO, AV_PKT_DATA_STRINGS_METADATA, AV_PKT_DATA_SUBTITLE_POSITION, AV_PKT_DATA_MATROSKA_BLOCKADDITIONAL, AV_PKT_DATA_WEBVTT_IDENTIFIER, AV_PKT_DATA_WEBVTT_SETTINGS, AV_PKT_DATA_METADATA_UPDATE, AV_PKT_DATA_MPEGTS_STREAM_ID, AV_PKT_DATA_MASTERING_DISPLAY_METADATA, AV_PKT_DATA_SPHERICAL, AV_PKT_DATA_CONTENT_LIGHT_LEVEL, AV_PKT_DATA_A53_CC, AV_PKT_DATA_ENCRYPTION_INIT_INFO, AV_PKT_DATA_ENCRYPTION_INFO, AV_PKT_DATA_AFD, AV_PKT_DATA_PRFT, AV_PKT_DATA_ICC_PROFILE, AV_PKT_DATA_DOVI_CONF, AV_PKT_DATA_S12M_TIMECODE, AV_PKT_DATA_DYNAMIC_HDR10_PLUS, AV_PKT_DATA_IAMF_MIX_GAIN_PARAM, AV_PKT_DATA_IAMF_DEMIXING_INFO_PARAM, AV_PKT_DATA_IAMF_RECON_GAIN_INFO_PARAM, AV_PKT_DATA_AMBIENT_VIEWING_ENVIRONMENT, AV_PKT_DATA_FRAME_CROPPING, AV_PKT_DATA_LCEVC, AV_PKT_DATA_NB }; enum AVFieldOrder { AV_FIELD_UNKNOWN, AV_FIELD_PROGRESSIVE, AV_FIELD_TT, AV_FIELD_BB, AV_FIELD_TB, AV_FIELD_BT, }; enum AVColorRange { AVCOL_RANGE_UNSPECIFIED = 0, AVCOL_RANGE_MPEG = 1, AVCOL_RANGE_JPEG = 2, AVCOL_RANGE_NB }; enum AVColorPrimaries { AVCOL_PRI_RESERVED0 = 0, AVCOL_PRI_BT709 = 1, AVCOL_PRI_UNSPECIFIED = 2, AVCOL_PRI_RESERVED = 3, AVCOL_PRI_BT470M = 4, AVCOL_PRI_BT470BG = 5, AVCOL_PRI_SMPTE170M = 6, AVCOL_PRI_SMPTE240M = 7, AVCOL_PRI_FILM = 8, AVCOL_PRI_BT2020 = 9, AVCOL_PRI_SMPTE428 = 10, AVCOL_PRI_SMPTEST428_1 = AVCOL_PRI_SMPTE428, AVCOL_PRI_SMPTE431 = 11, AVCOL_PRI_SMPTE432 = 12, AVCOL_PRI_EBU3213 = 22, AVCOL_PRI_JEDEC_P22 = AVCOL_PRI_EBU3213, AVCOL_PRI_NB }; enum AVColorTransferCharacteristic { AVCOL_TRC_RESERVED0 = 0, AVCOL_TRC_BT709 = 1, AVCOL_TRC_UNSPECIFIED = 2, AVCOL_TRC_RESERVED = 3, AVCOL_TRC_GAMMA22 = 4, AVCOL_TRC_GAMMA28 = 5, AVCOL_TRC_SMPTE170M = 6, AVCOL_TRC_SMPTE240M = 7, AVCOL_TRC_LINEAR = 8, AVCOL_TRC_LOG = 9, AVCOL_TRC_LOG_SQRT = 10, AVCOL_TRC_IEC61966_2_4 = 11, AVCOL_TRC_BT1361_ECG = 12, AVCOL_TRC_IEC61966_2_1 = 13, AVCOL_TRC_BT2020_10 = 14, AVCOL_TRC_BT2020_12 = 15, AVCOL_TRC_SMPTE2084 = 16, AVCOL_TRC_SMPTEST2084 = AVCOL_TRC_SMPTE2084, AVCOL_TRC_SMPTE428 = 17, AVCOL_TRC_SMPTEST428_1 = AVCOL_TRC_SMPTE428, AVCOL_TRC_ARIB_STD_B67 = 18, AVCOL_TRC_NB }; enum AVColorSpace { AVCOL_SPC_RGB = 0, AVCOL_SPC_BT709 = 1, AVCOL_SPC_UNSPECIFIED = 2, AVCOL_SPC_RESERVED = 3, AVCOL_SPC_FCC = 4, AVCOL_SPC_BT470BG = 5, AVCOL_SPC_SMPTE170M = 6, AVCOL_SPC_SMPTE240M = 7, AVCOL_SPC_YCGCO = 8, AVCOL_SPC_YCOCG = AVCOL_SPC_YCGCO, AVCOL_SPC_BT2020_NCL = 9, AVCOL_SPC_BT2020_CL = 10, AVCOL_SPC_SMPTE2085 = 11, AVCOL_SPC_CHROMA_DERIVED_NCL = 12, AVCOL_SPC_CHROMA_DERIVED_CL = 13, AVCOL_SPC_ICTCP = 14, AVCOL_SPC_IPT_C2 = 15, AVCOL_SPC_YCGCO_RE = 16, AVCOL_SPC_YCGCO_RO = 17, AVCOL_SPC_NB }; enum AVChromaLocation { AVCHROMA_LOC_UNSPECIFIED = 0, AVCHROMA_LOC_LEFT = 1, AVCHROMA_LOC_CENTER = 2, AVCHROMA_LOC_TOPLEFT = 3, AVCHROMA_LOC_TOP = 4, AVCHROMA_LOC_BOTTOMLEFT = 5, AVCHROMA_LOC_BOTTOM = 6, AVCHROMA_LOC_NB }; enum AVChannelOrder { AV_CHANNEL_ORDER_UNSPEC, AV_CHANNEL_ORDER_NATIVE, AV_CHANNEL_ORDER_CUSTOM, AV_CHANNEL_ORDER_AMBISONIC, FF_CHANNEL_ORDER_NB }; enum AVChannel { AV_CHAN_NONE = -1, AV_CHAN_FRONT_LEFT, AV_CHAN_FRONT_RIGHT, AV_CHAN_FRONT_CENTER, AV_CHAN_LOW_FREQUENCY, AV_CHAN_BACK_LEFT, AV_CHAN_BACK_RIGHT, AV_CHAN_FRONT_LEFT_OF_CENTER, AV_CHAN_FRONT_RIGHT_OF_CENTER, AV_CHAN_BACK_CENTER, AV_CHAN_SIDE_LEFT, AV_CHAN_SIDE_RIGHT, AV_CHAN_TOP_CENTER, AV_CHAN_TOP_FRONT_LEFT, AV_CHAN_TOP_FRONT_CENTER, AV_CHAN_TOP_FRONT_RIGHT, AV_CHAN_TOP_BACK_LEFT, AV_CHAN_TOP_BACK_CENTER, AV_CHAN_TOP_BACK_RIGHT, AV_CHAN_STEREO_LEFT = 29, AV_CHAN_STEREO_RIGHT, AV_CHAN_WIDE_LEFT, AV_CHAN_WIDE_RIGHT, AV_CHAN_SURROUND_DIRECT_LEFT, AV_CHAN_SURROUND_DIRECT_RIGHT, AV_CHAN_LOW_FREQUENCY_2, AV_CHAN_TOP_SIDE_LEFT, AV_CHAN_TOP_SIDE_RIGHT, AV_CHAN_BOTTOM_FRONT_CENTER, AV_CHAN_BOTTOM_FRONT_LEFT, AV_CHAN_BOTTOM_FRONT_RIGHT, AV_CHAN_SIDE_SURROUND_LEFT, AV_CHAN_SIDE_SURROUND_RIGHT, AV_CHAN_TOP_SURROUND_LEFT, AV_CHAN_TOP_SURROUND_RIGHT, AV_CHAN_UNUSED = 0x200, AV_CHAN_UNKNOWN = 0x300, AV_CHAN_AMBISONIC_BASE = 0x400, AV_CHAN_AMBISONIC_END = 0x7ff, }; enum AVDiscard { AVDISCARD_NONE = -16, AVDISCARD_DEFAULT = 0, AVDISCARD_NONREF = 8, AVDISCARD_BIDIR = 16, AVDISCARD_NONINTRA = 24, AVDISCARD_NONKEY = 32, AVDISCARD_ALL = 48, }; enum AVStreamGroupParamsType { AV_STREAM_GROUP_PARAMS_NONE, AV_STREAM_GROUP_PARAMS_IAMF_AUDIO_ELEMENT, AV_STREAM_GROUP_PARAMS_IAMF_MIX_PRESENTATION, AV_STREAM_GROUP_PARAMS_TILE_GRID, AV_STREAM_GROUP_PARAMS_LCEVC, }; enum AVDurationEstimationMethod { AVFMT_DURATION_FROM_PTS, AVFMT_DURATION_FROM_STREAM, AVFMT_DURATION_FROM_BITRATE }; typedef enum AVClassCategory { AV_CLASS_CATEGORY_NA = 0, AV_CLASS_CATEGORY_INPUT, AV_CLASS_CATEGORY_OUTPUT, AV_CLASS_CATEGORY_MUXER, AV_CLASS_CATEGORY_DEMUXER, AV_CLASS_CATEGORY_ENCODER, AV_CLASS_CATEGORY_DECODER, AV_CLASS_CATEGORY_FILTER, AV_CLASS_CATEGORY_BITSTREAM_FILTER, AV_CLASS_CATEGORY_SWSCALER, AV_CLASS_CATEGORY_SWRESAMPLER, AV_CLASS_CATEGORY_DEVICE_VIDEO_OUTPUT = 40, AV_CLASS_CATEGORY_DEVICE_VIDEO_INPUT, AV_CLASS_CATEGORY_DEVICE_AUDIO_OUTPUT, AV_CLASS_CATEGORY_DEVICE_AUDIO_INPUT, AV_CLASS_CATEGORY_DEVICE_OUTPUT, AV_CLASS_CATEGORY_DEVICE_INPUT, AV_CLASS_CATEGORY_NB }AVClassCategory; // Structs typedef struct AVDictionary AVDictionary; typedef struct AVBuffer AVBuffer; typedef struct AVChannelCustom { enum AVChannel id; char name[16]; void *opaque; } AVChannelCustom; typedef struct AVRational { int num; int den; } AVRational; typedef struct AVChannelLayout { enum AVChannelOrder order; int nb_channels; union { uint64_t mask; AVChannelCustom *map; } u; void *opaque; } AVChannelLayout; typedef struct AVPacketSideData { uint8_t *data; size_t size; enum AVPacketSideDataType type; } AVPacketSideData; typedef struct AVCodecParameters { enum AVMediaType codec_type; enum AVCodecID codec_id; uint32_t codec_tag; uint8_t *extradata; int extradata_size; AVPacketSideData *coded_side_data; int nb_coded_side_data; int format; int64_t bit_rate; int bits_per_coded_sample; int bits_per_raw_sample; int profile; int level; int width; int height; AVRational sample_aspect_ratio; AVRational framerate; enum AVFieldOrder field_order; enum AVColorRange color_range; enum AVColorPrimaries color_primaries; enum AVColorTransferCharacteristic color_trc; enum AVColorSpace color_space; enum AVChromaLocation chroma_location; int video_delay; AVChannelLayout ch_layout; int sample_rate; int block_align; int frame_size; int initial_padding; int trailing_padding; int seek_preroll; } AVCodecParameters; typedef struct AVClass { const char* class_name; const char* (*item_name)(void* ctx); const struct AVOption *option; int version; int log_level_offset_offset; int parent_log_context_offset; AVClassCategory category; AVClassCategory (*get_category)(void* ctx); int (*query_ranges)(struct AVOptionRanges **, void *obj, const char *key, int flags); void* (*child_next)(void *obj, void *prev); const struct AVClass* (*child_class_iterate)(void **iter); } AVClass; typedef struct AVBufferRef { AVBuffer *buffer; uint8_t *data; size_t size; } AVBufferRef; typedef struct AVPacket { AVBufferRef *buf; int64_t pts; int64_t dts; uint8_t *data; int size; int stream_index; int flags; AVPacketSideData *side_data; int side_data_elems; int64_t duration; int64_t pos; void *opaque; AVBufferRef *opaque_ref; AVRational time_base; } AVPacket; typedef struct AVStream { const AVClass *av_class; int index; int id; AVCodecParameters *codecpar; void *priv_data; AVRational time_base; int64_t start_time; int64_t duration; int64_t nb_frames; int disposition; enum AVDiscard discard; AVRational sample_aspect_ratio; AVDictionary *metadata; AVRational avg_frame_rate; AVPacket attached_pic; int event_flags; AVRational r_frame_rate; int pts_wrap_bits; } AVStream; typedef struct AVIOContext { const AVClass *av_class; unsigned char *buffer; int buffer_size; unsigned char *buf_ptr; unsigned char *buf_end; void *opaque; int (*read_packet)(void *opaque, uint8_t *buf, int buf_size); int (*write_packet)(void *opaque, const uint8_t *buf, int buf_size); int64_t (*seek)(void *opaque, int64_t offset, int whence); int64_t pos; int eof_reached; int error; int write_flag; int max_packet_size; int min_packet_size; unsigned long checksum; unsigned char *checksum_ptr; unsigned long (*update_checksum)(unsigned long checksum, const uint8_t *buf, unsigned int size); int (*read_pause)(void *opaque, int pause); int64_t (*read_seek)(void *opaque, int stream_index, int64_t timestamp, int flags); int seekable; int direct; const char *protocol_whitelist; const char *protocol_blacklist; int (*write_data_type)(void *opaque, const uint8_t *buf, int buf_size, enum AVIODataMarkerType type, int64_t time); int ignore_boundary_point; unsigned char *buf_ptr_max; int64_t bytes_read; int64_t bytes_written; } AVIOContext; typedef struct AVStreamGroup { const AVClass *av_class; void *priv_data; unsigned int index; int64_t id; enum AVStreamGroupParamsType type; union { struct AVIAMFAudioElement *iamf_audio_element; struct AVIAMFMixPresentation *iamf_mix_presentation; struct AVStreamGroupTileGrid *tile_grid; struct AVStreamGroupLCEVC *lcevc; } params; AVDictionary *metadata; unsigned int nb_streams; AVStream **streams; int disposition; } AVStreamGroup; typedef struct AVChapter { int64_t id; AVRational time_base; int64_t start, end; AVDictionary *metadata; } AVChapter; typedef struct AVProgram { int id; int flags; enum AVDiscard discard; unsigned int *stream_index; unsigned int nb_stream_indexes; AVDictionary *metadata; int program_num; int pmt_pid; int pcr_pid; int pmt_version; int64_t start_time; int64_t end_time; int64_t pts_wrap_reference; int pts_wrap_behavior; } AVProgram; typedef struct AVIOInterruptCB { int (*callback)(void*); void *opaque; } AVIOInterruptCB; typedef int (*av_format_control_message)(struct AVFormatContext *s, int type, void *data, size_t data_size); typedef struct AVFormatContext { const AVClass *av_class; const struct AVInputFormat *iformat; const struct AVOutputFormat *oformat; void *priv_data; AVIOContext *pb; int ctx_flags; unsigned int nb_streams; AVStream **streams; unsigned int nb_stream_groups; AVStreamGroup **stream_groups; unsigned int nb_chapters; AVChapter **chapters; char *url; int64_t start_time; int64_t duration; int64_t bit_rate; unsigned int packet_size; int max_delay; int flags; int64_t probesize; int64_t max_analyze_duration; const uint8_t *key; int keylen; unsigned int nb_programs; AVProgram **programs; enum AVCodecID video_codec_id; enum AVCodecID audio_codec_id; enum AVCodecID subtitle_codec_id; enum AVCodecID data_codec_id; AVDictionary *metadata; int64_t start_time_realtime; int fps_probe_size; int error_recognition; AVIOInterruptCB interrupt_callback; int debug; int max_streams; unsigned int max_index_size; unsigned int max_picture_buffer; int64_t max_interleave_delta; int max_ts_probe; int max_chunk_duration; int max_chunk_size; int max_probe_packets; int strict_std_compliance; int event_flags; int avoid_negative_ts; int audio_preload; int use_wallclock_as_timestamps; int skip_estimate_duration_from_pts; int avio_flags; enum AVDurationEstimationMethod duration_estimation_method; int64_t skip_initial_bytes; unsigned int correct_ts_overflow; int seek2any; int flush_packets; int probe_score; int format_probesize; char *codec_whitelist; char *format_whitelist; char *protocol_whitelist; char *protocol_blacklist; int io_repositioned; const struct AVCodec *video_codec; const struct AVCodec *audio_codec; const struct AVCodec *subtitle_codec; const struct AVCodec *data_codec; int metadata_header_padding; void *opaque; av_format_control_message control_message_cb; int64_t output_ts_offset; uint8_t *dump_separator; int (*io_open)(struct AVFormatContext *s, AVIOContext **pb, const char *url, int flags, AVDictionary **options); int (*io_close2)(struct AVFormatContext *s, AVIOContext *pb); int64_t duration_probesize; } AVFormatContext; typedef struct AVInputFormat { const char *name; const char *long_name; int flags; const char *extensions; const struct AVCodecTag * const *codec_tag; const AVClass *priv_class; const char *mime_type; } AVInputFormat; // Functions void av_log_set_level(int level); const char *av_version_info(void); AVFormatContext *avformat_alloc_context(void); int avformat_open_input(AVFormatContext **ps, const char *url, const AVInputFormat *fmt, AVDictionary **options); int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options); int av_read_frame(AVFormatContext *s, AVPacket *pkt); void avformat_close_input(AVFormatContext **s);