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- // Copyright 2014 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #ifndef MEDIA_FORMATS_MP4_FOURCCS_H_
- #define MEDIA_FORMATS_MP4_FOURCCS_H_
- #include <string>
- #include "media/media_buildflags.h"
- namespace media {
- namespace mp4 {
- enum FourCC {
- FOURCC_NULL = 0,
- #if BUILDFLAG(ENABLE_PLATFORM_AC3_EAC3_AUDIO)
- FOURCC_AC3 = 0x61632d33, // "ac-3"
- FOURCC_EAC3 = 0x65632d33, // "ec-3"
- #endif
- #if BUILDFLAG(ENABLE_AV1_DECODER)
- FOURCC_AV01 = 0x61763031, // "av01"
- FOURCC_AV1C = 0x61763143, // "av1C"
- #endif
- FOURCC_AVC1 = 0x61766331,
- FOURCC_AVC3 = 0x61766333,
- FOURCC_AVCC = 0x61766343,
- FOURCC_BLOC = 0x626C6F63,
- FOURCC_CBCS = 0x63626373,
- FOURCC_CENC = 0x63656e63,
- FOURCC_CLLI = 0x636c6c69,
- FOURCC_COLL = 0x436f4c4c, // "CoLL"
- FOURCC_CO64 = 0x636f3634,
- FOURCC_COLR = 0x636f6c72,
- FOURCC_CTTS = 0x63747473,
- FOURCC_DFLA = 0x64664c61, // "dfLa"
- FOURCC_DINF = 0x64696e66,
- FOURCC_DOPS = 0x644f7073, // "dOps"
- #if BUILDFLAG(ENABLE_PLATFORM_DOLBY_VISION)
- FOURCC_DVA1 = 0x64766131,
- FOURCC_DVAV = 0x64766176,
- FOURCC_DVCC = 0x64766343,
- FOURCC_DVVC = 0x64767643,
- #if BUILDFLAG(ENABLE_PLATFORM_HEVC)
- FOURCC_DVH1 = 0x64766831,
- FOURCC_DVHE = 0x64766865,
- #endif
- #endif
- FOURCC_EDTS = 0x65647473,
- FOURCC_EMSG = 0x656d7367,
- FOURCC_ELST = 0x656c7374,
- FOURCC_ENCA = 0x656e6361,
- FOURCC_ENCV = 0x656e6376,
- FOURCC_ESDS = 0x65736473,
- FOURCC_FLAC = 0x664c6143, // "fLaC"
- FOURCC_FREE = 0x66726565,
- FOURCC_FRMA = 0x66726d61,
- FOURCC_FTYP = 0x66747970,
- FOURCC_HDLR = 0x68646c72,
- FOURCC_HINT = 0x68696e74,
- #if BUILDFLAG(ENABLE_PLATFORM_HEVC)
- FOURCC_HEV1 = 0x68657631,
- FOURCC_HVC1 = 0x68766331,
- FOURCC_HVCC = 0x68766343,
- #endif
- FOURCC_ID32 = 0x49443332,
- FOURCC_IODS = 0x696f6473,
- FOURCC_MDAT = 0x6d646174,
- FOURCC_MDCV = 0x6d646376,
- FOURCC_MDHD = 0x6d646864,
- FOURCC_MDIA = 0x6d646961,
- FOURCC_MECO = 0x6d65636f,
- FOURCC_MEHD = 0x6d656864,
- FOURCC_META = 0x6d657461,
- FOURCC_MFHD = 0x6d666864,
- FOURCC_MFRA = 0x6d667261,
- #if BUILDFLAG(ENABLE_PLATFORM_MPEG_H_AUDIO)
- FOURCC_MHM1 = 0x6d686d31,
- FOURCC_MHA1 = 0x6d686131,
- #endif
- FOURCC_MINF = 0x6d696e66,
- FOURCC_MOOF = 0x6d6f6f66,
- FOURCC_MOOV = 0x6d6f6f76,
- FOURCC_MP4A = 0x6d703461,
- FOURCC_MP4V = 0x6d703476,
- FOURCC_MVEX = 0x6d766578,
- FOURCC_MVHD = 0x6d766864,
- FOURCC_NCLX = 0x6e636c78,
- FOURCC_OPUS = 0x4f707573, // "Opus"
- FOURCC_PASP = 0x70617370,
- FOURCC_PDIN = 0x7064696e,
- FOURCC_PRFT = 0x70726674,
- FOURCC_PSSH = 0x70737368,
- FOURCC_SAIO = 0x7361696f,
- FOURCC_SAIZ = 0x7361697a,
- FOURCC_SBGP = 0x73626770,
- FOURCC_SBTL = 0x7362746c,
- FOURCC_SCHI = 0x73636869,
- FOURCC_SCHM = 0x7363686d,
- FOURCC_SDTP = 0x73647470,
- FOURCC_SEIG = 0x73656967,
- FOURCC_SENC = 0x73656e63,
- FOURCC_SGPD = 0x73677064,
- FOURCC_SIDX = 0x73696478,
- FOURCC_SINF = 0x73696e66,
- FOURCC_SKIP = 0x736b6970,
- FOURCC_SMDM = 0x536d446d, // "SmDm"
- FOURCC_SMHD = 0x736d6864,
- FOURCC_SOUN = 0x736f756e,
- FOURCC_SSIX = 0x73736978,
- FOURCC_STBL = 0x7374626c,
- FOURCC_STCO = 0x7374636f,
- FOURCC_STSC = 0x73747363,
- FOURCC_STSD = 0x73747364,
- FOURCC_STSS = 0x73747373,
- FOURCC_STSZ = 0x7374737a,
- FOURCC_STTS = 0x73747473,
- FOURCC_STYP = 0x73747970,
- FOURCC_SUBT = 0x73756274,
- FOURCC_TENC = 0x74656e63,
- FOURCC_TEXT = 0x74657874,
- FOURCC_TFDT = 0x74666474,
- FOURCC_TFHD = 0x74666864,
- FOURCC_TKHD = 0x746b6864,
- FOURCC_TRAF = 0x74726166,
- FOURCC_TRAK = 0x7472616b,
- FOURCC_TREX = 0x74726578,
- FOURCC_TRUN = 0x7472756e,
- FOURCC_UDTA = 0x75647461,
- FOURCC_UUID = 0x75756964,
- FOURCC_VIDE = 0x76696465,
- FOURCC_VMHD = 0x766d6864,
- FOURCC_VP09 = 0x76703039,
- FOURCC_VPCC = 0x76706343,
- FOURCC_WIDE = 0x77696465,
- #if BUILDFLAG(USE_PROPRIETARY_CODECS) && BUILDFLAG(ENABLE_PLATFORM_DTS_AUDIO)
- FOURCC_DTSC = 0x64747363, // "dtsc"
- FOURCC_DTSX = 0x64747378, // "dtsx"
- FOURCC_DDTS = 0x64647473, // "ddts"
- FOURCC_UDTS = 0x75647473, // "udts"
- #endif // BUILDFLAG(USE_PROPRIETARY_CODECS) &&
- // BUILDFLAG(ENABLE_PLATFORM_DTS_AUDIO)
- };
- const inline std::string FourCCToString(FourCC fourcc) {
- char buf[5];
- buf[0] = (fourcc >> 24) & 0xff;
- buf[1] = (fourcc >> 16) & 0xff;
- buf[2] = (fourcc >> 8) & 0xff;
- buf[3] = (fourcc) & 0xff;
- buf[4] = 0;
- // Return hex itself if characters can not be printed. Any character within
- // the "C" locale is considered printable.
- for (int i = 0; i < 4; ++i) {
- if (!(buf[i] > 0x1f && buf[i] < 0x7f)) {
- std::stringstream hex_string;
- hex_string << "0x" << std::hex << fourcc;
- return hex_string.str();
- }
- }
- return std::string(buf);
- }
- } // namespace mp4
- } // namespace media
- #endif // MEDIA_FORMATS_MP4_FOURCCS_H_
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