| // Copyright (c) 2012 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_MP4_FOURCCS_H_ | 
 | #define MEDIA_MP4_FOURCCS_H_ | 
 |  | 
 | #include <string> | 
 |  | 
 | namespace media { | 
 | namespace mp4 { | 
 |  | 
 | enum FourCC { | 
 |   FOURCC_NULL = 0, | 
 |   FOURCC_AVC1 = 0x61766331, | 
 |   FOURCC_AVCC = 0x61766343, | 
 |   FOURCC_CENC = 0x63656e63, | 
 |   FOURCC_CO64 = 0x636f3634, | 
 |   FOURCC_CTTS = 0x63747473, | 
 |   FOURCC_DINF = 0x64696e66, | 
 |   FOURCC_EDTS = 0x65647473, | 
 |   FOURCC_ELST = 0x656c7374, | 
 |   FOURCC_ENCA = 0x656e6361, | 
 |   FOURCC_ENCV = 0x656e6376, | 
 |   FOURCC_ESDS = 0x65736473, | 
 |   FOURCC_FREE = 0x66726565, | 
 |   FOURCC_FRMA = 0x66726d61, | 
 |   FOURCC_FTYP = 0x66747970, | 
 |   FOURCC_HDLR = 0x68646c72, | 
 |   FOURCC_HINT = 0x68696e74, | 
 |   FOURCC_IODS = 0x696f6473, | 
 |   FOURCC_MDAT = 0x6d646174, | 
 |   FOURCC_MDHD = 0x6d646864, | 
 |   FOURCC_MDIA = 0x6d646961, | 
 |   FOURCC_MECO = 0x6d65636f, | 
 |   FOURCC_MEHD = 0x6d656864, | 
 |   FOURCC_META = 0x6d657461, | 
 |   FOURCC_MFHD = 0x6d666864, | 
 |   FOURCC_MFRA = 0x6d667261, | 
 |   FOURCC_MINF = 0x6d696e66, | 
 |   FOURCC_MOOF = 0x6d6f6f66, | 
 |   FOURCC_MOOV = 0x6d6f6f76, | 
 |   FOURCC_MP4A = 0x6d703461, | 
 |   FOURCC_MP4V = 0x6d703476, | 
 |   FOURCC_MVEX = 0x6d766578, | 
 |   FOURCC_MVHD = 0x6d766864, | 
 |   FOURCC_PASP = 0x70617370, | 
 |   FOURCC_PDIN = 0x7064696e, | 
 |   FOURCC_PRFT = 0x70726674, | 
 |   FOURCC_PSSH = 0x70737368, | 
 |   FOURCC_SAIO = 0x7361696f, | 
 |   FOURCC_SAIZ = 0x7361697a, | 
 |   FOURCC_SCHI = 0x73636869, | 
 |   FOURCC_SCHM = 0x7363686d, | 
 |   FOURCC_SDTP = 0x73647470, | 
 |   FOURCC_SIDX = 0x73696478, | 
 |   FOURCC_SINF = 0x73696e66, | 
 |   FOURCC_SKIP = 0x736b6970, | 
 |   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_TENC = 0x74656e63, | 
 |   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_WIDE = 0x77696465, | 
 | }; | 
 |  | 
 | 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 std::string(buf); | 
 | } | 
 |  | 
 | }  // namespace mp4 | 
 | }  // namespace media | 
 |  | 
 | #endif  // MEDIA_MP4_FOURCCS_H_ |