media/webm/webm_constants.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef MEDIA_WEBM_WEBM_CONSTANTS_H_
   6 #define MEDIA_WEBM_WEBM_CONSTANTS_H_
   7
   8 #include "base/basictypes.h"
   9
  10 namespace media {
  11
  12 // WebM element IDs.
  13 // This is a subset of the IDs in the Matroska spec.
  14 // http://www.matroska.org/technical/specs/index.html
  15 const int kWebMIdAESSettingsCipherMode = 0x47E8;
  16 const int kWebMIdAspectRatioType = 0x54B3;
  17 const int kWebMIdAttachedFile = 0x61A7;
  18 const int kWebMIdAttachmentLink = 0x7446;
  19 const int kWebMIdAttachments = 0x1941A469;
  20 const int kWebMIdAudio = 0xE1;
  21 const int kWebMIdBitDepth = 0x6264;
  22 const int kWebMIdBlock = 0xA1;
  23 const int kWebMIdBlockAddID = 0xEE;
  24 const int kWebMIdBlockAdditions = 0x75A1;
  25 const int kWebMIdBlockAdditional = 0xA5;
  26 const int kWebMIdBlockDuration = 0x9B;
  27 const int kWebMIdBlockGroup = 0xA0;
  28 const int kWebMIdBlockMore = 0xA6;
  29 const int kWebMIdChannels = 0x9F;
  30 const int kWebMIdChapCountry = 0x437E;
  31 const int kWebMIdChapLanguage = 0x437C;
  32 const int kWebMIdChapProcess = 0x6944;
  33 const int kWebMIdChapProcessCodecID = 0x6955;
  34 const int kWebMIdChapProcessCommand = 0x6911;
  35 const int kWebMIdChapProcessData = 0x6933;
  36 const int kWebMIdChapProcessPrivate = 0x450D;
  37 const int kWebMIdChapProcessTime = 0x6922;
  38 const int kWebMIdChapString = 0x85;
  39 const int kWebMIdChapterAtom = 0xB6;
  40 const int kWebMIdChapterDisplay = 0x80;
  41 const int kWebMIdChapterFlagEnabled = 0x4598;
  42 const int kWebMIdChapterFlagHidden = 0x98;
  43 const int kWebMIdChapterPhysicalEquiv = 0x63C3;
  44 const int kWebMIdChapters = 0x1043A770;
  45 const int kWebMIdChapterSegmentEditionUID = 0x6EBC;
  46 const int kWebMIdChapterSegmentUID = 0x6E67;
  47 const int kWebMIdChapterTimeEnd = 0x92;
  48 const int kWebMIdChapterTimeStart = 0x91;
  49 const int kWebMIdChapterTrack = 0x8F;
  50 const int kWebMIdChapterTrackNumber = 0x89;
  51 const int kWebMIdChapterTranslate = 0x6924;
  52 const int kWebMIdChapterTranslateCodec = 0x69BF;
  53 const int kWebMIdChapterTranslateEditionUID = 0x69FC;
  54 const int kWebMIdChapterTranslateID = 0x69A5;
  55 const int kWebMIdChapterUID = 0x73C4;
  56 const int kWebMIdCluster = 0x1F43B675;
  57 const int kWebMIdCodecDecodeAll = 0xAA;
  58 const int kWebMIdCodecID = 0x86;
  59 const int kWebMIdCodecName = 0x258688;
  60 const int kWebMIdCodecPrivate = 0x63A2;
  61 const int kWebMIdCodecState = 0xA4;
  62 const int kWebMIdColorSpace = 0x2EB524;
  63 const int kWebMIdContentCompAlgo = 0x4254;
  64 const int kWebMIdContentCompression = 0x5034;
  65 const int kWebMIdContentCompSettings = 0x4255;
  66 const int kWebMIdContentEncAESSettings = 0x47E7;
  67 const int kWebMIdContentEncAlgo = 0x47E1;
  68 const int kWebMIdContentEncKeyID = 0x47E2;
  69 const int kWebMIdContentEncoding = 0x6240;
  70 const int kWebMIdContentEncodingOrder = 0x5031;
  71 const int kWebMIdContentEncodings = 0x6D80;
  72 const int kWebMIdContentEncodingScope = 0x5032;
  73 const int kWebMIdContentEncodingType = 0x5033;
  74 const int kWebMIdContentEncryption = 0x5035;
  75 const int kWebMIdContentSigAlgo = 0x47E5;
  76 const int kWebMIdContentSigHashAlgo = 0x47E6;
  77 const int kWebMIdContentSigKeyID = 0x47E4;
  78 const int kWebMIdContentSignature = 0x47E3;
  79 const int kWebMIdCRC32 = 0xBF;
  80 const int kWebMIdCueBlockNumber = 0x5378;
  81 const int kWebMIdCueClusterPosition = 0xF1;
  82 const int kWebMIdCueCodecState = 0xEA;
  83 const int kWebMIdCuePoint = 0xBB;
  84 const int kWebMIdCueReference = 0xDB;
  85 const int kWebMIdCueRefTime = 0x96;
  86 const int kWebMIdCues = 0x1C53BB6B;
  87 const int kWebMIdCueTime = 0xB3;
  88 const int kWebMIdCueTrack = 0xF7;
  89 const int kWebMIdCueTrackPositions = 0xB7;
  90 const int kWebMIdDateUTC = 0x4461;
  91 const int kWebMIdDefaultDuration = 0x23E383;
  92 const int kWebMIdDisplayHeight = 0x54BA;
  93 const int kWebMIdDisplayUnit = 0x54B2;
  94 const int kWebMIdDisplayWidth = 0x54B0;
  95 const int kWebMIdDocType = 0x4282;
  96 const int kWebMIdDocTypeReadVersion = 0x4285;
  97 const int kWebMIdDocTypeVersion = 0x4287;
  98 const int kWebMIdDuration = 0x4489;
  99 const int kWebMIdEBMLHeader = 0x1A45DFA3;
 100 const int kWebMIdEBMLMaxIDLength = 0x42F2;
 101 const int kWebMIdEBMLMaxSizeLength = 0x42F3;
 102 const int kWebMIdEBMLReadVersion = 0x42F7;
 103 const int kWebMIdEBMLVersion = 0x4286;
 104 const int kWebMIdEditionEntry = 0x45B9;
 105 const int kWebMIdEditionFlagDefault = 0x45DB;
 106 const int kWebMIdEditionFlagHidden = 0x45BD;
 107 const int kWebMIdEditionFlagOrdered = 0x45DD;
 108 const int kWebMIdEditionUID = 0x45BC;
 109 const int kWebMIdFileData = 0x465C;
 110 const int kWebMIdFileDescription = 0x467E;
 111 const int kWebMIdFileMimeType = 0x4660;
 112 const int kWebMIdFileName = 0x466E;
 113 const int kWebMIdFileUID = 0x46AE;
 114 const int kWebMIdFlagDefault = 0x88;
 115 const int kWebMIdFlagEnabled = 0xB9;
 116 const int kWebMIdFlagForced = 0x55AA;
 117 const int kWebMIdFlagInterlaced = 0x9A;
 118 const int kWebMIdFlagLacing = 0x9C;
 119 const int kWebMIdInfo = 0x1549A966;
 120 const int kWebMIdJoinBlocks = 0xE9;
 121 const int kWebMIdLaceNumber = 0xCC;
 122 const int kWebMIdLanguage = 0x22B59C;
 123 const int kWebMIdMaxBlockAdditionId = 0x55EE;
 124 const int kWebMIdMaxCache = 0x6DF8;
 125 const int kWebMIdMinCache = 0x6DE7;
 126 const int kWebMIdMuxingApp = 0x4D80;
 127 const int kWebMIdName = 0x536E;
 128 const int kWebMIdNextFilename = 0x3E83BB;
 129 const int kWebMIdNextUID = 0x3EB923;
 130 const int kWebMIdOutputSamplingFrequency = 0x78B5;
 131 const int kWebMIdPixelCropBottom = 0x54AA;
 132 const int kWebMIdPixelCropLeft = 0x54CC;
 133 const int kWebMIdPixelCropRight = 0x54DD;
 134 const int kWebMIdPixelCropTop = 0x54BB;
 135 const int kWebMIdPixelHeight = 0xBA;
 136 const int kWebMIdPixelWidth = 0xB0;
 137 const int kWebMIdPosition = 0xA7;
 138 const int kWebMIdPrevFilename = 0x3C83AB;
 139 const int kWebMIdPrevSize = 0xAB;
 140 const int kWebMIdPrevUID = 0x3CB923;
 141 const int kWebMIdReferenceBlock = 0xFB;
 142 const int kWebMIdReferencePriority = 0xFA;
 143 const int kWebMIdSamplingFrequency = 0xB5;
 144 const int kWebMIdSeek = 0x4DBB;
 145 const int kWebMIdSeekHead = 0x114D9B74;
 146 const int kWebMIdSeekID = 0x53AB;
 147 const int kWebMIdSeekPosition = 0x53AC;
 148 const int kWebMIdSegment = 0x18538067;
 149 const int kWebMIdSegmentFamily = 0x4444;
 150 const int kWebMIdSegmentFilename = 0x7384;
 151 const int kWebMIdSegmentUID = 0x73A4;
 152 const int kWebMIdSilentTrackNumber = 0x58D7;
 153 const int kWebMIdSilentTracks = 0x5854;
 154 const int kWebMIdSimpleBlock = 0xA3;
 155 const int kWebMIdSimpleTag = 0x67C8;
 156 const int kWebMIdSlices = 0x8E;
 157 const int kWebMIdStereoMode = 0x53B8;
 158 const int kWebMIdTag = 0x7373;
 159 const int kWebMIdTagAttachmentUID = 0x63C6;
 160 const int kWebMIdTagBinary = 0x4485;
 161 const int kWebMIdTagChapterUID = 0x63C4;
 162 const int kWebMIdTagDefault = 0x4484;
 163 const int kWebMIdTagEditionUID = 0x63C9;
 164 const int kWebMIdTagLanguage = 0x447A;
 165 const int kWebMIdTagName = 0x45A3;
 166 const int kWebMIdTags = 0x1254C367;
 167 const int kWebMIdTagString = 0x4487;
 168 const int kWebMIdTagTrackUID = 0x63C5;
 169 const int kWebMIdTargets = 0x63C0;
 170 const int kWebMIdTargetType = 0x63CA;
 171 const int kWebMIdTargetTypeValue = 0x68CA;
 172 const int kWebMIdTimecode = 0xE7;
 173 const int kWebMIdTimecodeScale = 0x2AD7B1;
 174 const int kWebMIdTimeSlice = 0xE8;
 175 const int kWebMIdTitle = 0x7BA9;
 176 const int kWebMIdTrackCombinePlanes = 0xE3;
 177 const int kWebMIdTrackEntry = 0xAE;
 178 const int kWebMIdTrackJoinUID = 0xED;
 179 const int kWebMIdTrackNumber = 0xD7;
 180 const int kWebMIdTrackOperation = 0xE2;
 181 const int kWebMIdTrackOverlay = 0x6FAB;
 182 const int kWebMIdTrackPlane = 0xE4;
 183 const int kWebMIdTrackPlaneType = 0xE6;
 184 const int kWebMIdTrackPlaneUID = 0xE5;
 185 const int kWebMIdTracks = 0x1654AE6B;
 186 const int kWebMIdTrackTimecodeScale = 0x23314F;
 187 const int kWebMIdTrackTranslate = 0x6624;
 188 const int kWebMIdTrackTranslateCodec = 0x66BF;
 189 const int kWebMIdTrackTranslateEditionUID = 0x66FC;
 190 const int kWebMIdTrackTranslateTrackID = 0x66A5;
 191 const int kWebMIdTrackType = 0x83;
 192 const int kWebMIdTrackUID = 0x73C5;
 193 const int kWebMIdVideo = 0xE0;
 194 const int kWebMIdVoid = 0xEC;
 195 const int kWebMIdWritingApp = 0x5741;
 196
 197 const int64 kWebMReservedId = 0x1FFFFFFF;
 198 const int64 kWebMUnknownSize = GG_LONGLONG(0x00FFFFFFFFFFFFFF);
 199
 200 const uint8 kWebMFlagKeyframe = 0x80;
 201
 202 // Current encrypted WebM request for comments specification is here
 203 // http://wiki.webmproject.org/encryption/webm-encryption-rfc
 204 const uint8 kWebMFlagEncryptedFrame = 0x1;
 205 const int kWebMIvSize = 8;
 206 const int kWebMSignalByteSize = 1;
 207
 208 }  // namespace media
 209
 210 #endif  // MEDIA_WEBM_WEBM_CONSTANTS_H_