# Element IDs.
IdEbml = "\x1A\x45\xDF\xA3"
IdEbmlVersion = "\x42\x86"
IdEbmlReadVersion = "\x42\xF7"
IdEbmlMaxIdLength = "\x42\xF2"
IdEbmlMaxSizeLength = "\x42\xF3"
IdDocType = "\x42\x82"
IdDocTypeVersion = "\x42\x87"
IdDocTypeReadVersion = "\x42\x85"
IdVoid = "\xEC"
IdSegment = "\x18\x53\x80\x67"
IdSeekHead = "\x11\x4D\x9B\x74"
IdSeek = "\x4D\xBB"
IdSeekId = "\x53\xAB"
IdSeekPosition = "\x53\xAC"
IdInfo = "\x15\x49\xA9\x66"
IdTimecodeScale = "\x2A\xD7\xB1"
IdDuration = "\x44\x89"
IdDateUtc = "\x44\x61"
IdTitle = "\x7B\xA9"
IdMuxingApp = "\x4D\x80"
IdWritingApp = "\x57\x41"
IdCluster = "\x1F\x43\xB6\x75"
IdTimecode = "\xE7"
IdPrevSize = "\xAB"
IdSimpleBlock = "\xA3"
IdBlockGroup = "\xA0"
IdBlock = "\xA1"
IdBlockVirtual = "\xA2"
IdBlockAdditions = "\x75\xA1"
IdBlockMore = "\xA6"
IdBlockAddId = "\xEE"
IdBlockAdditional = "\xA5"
IdBlockDuration = "\x9B"
IdReferenceBlock = "\xFB"
IdDiscardPadding = "\x75\xA2"
IdSlices = "\x8E"
IdTimeSlice = "\xE8"
IdLaceNumber = "\xCC"
IdTracks = "\x16\x54\xAE\x6B"
IdTrackEntry = "\xAE"
IdTrackNumber = "\xD7"
IdTrackUid = "\x73\xC5"
IdTrackType = "\x83"
IdFlagEnabled = "\xB9"
IdFlagDefault = "\x88"
IdFlagForced = "\x55\xAA"
IdFlagLacing = "\x9C"
IdDefaultDuration = "\x23\xE3\x83"
IdName = "\x53\x6E"
IdLanguage = "\x22\xB5\x9C"
IdCodecId = "\x86"
IdCodecPrivate = "\x63\xA2"
IdCodecName = "\x25\x86\x88"
IdCodecDelay = "\x56\xAA"
IdSeekPreRoll = "\x56\xBB"
IdVideo = "\xE0"
IdFlagInterlaced = "\x9A"
IdStereoMode = "\x53\xB8"
IdAlphaMode = "\x53\xC0"
IdPixelWidth = "\xB0"
IdPixelHeight = "\xBA"
IdPixelCropBottom = "\x54\xAA"
IdPixelCropTop = "\x54\xBB"
IdPixelCropLeft = "\x54\xCC"
IdPixelCropRight = "\x54\xDD"
IdDisplayWidth = "\x54\xB0"
IdDisplayHeight = "\x54\xBA"
IdDisplayUnit = "\x54\xB2"
IdAspectRatioType = "\x54\xB3"
IdFrameRate = "\x23\x83\xE3"
IdColour = "\x55\xB0"
IdMatrixCoefficients = "\x55\xB1"
IdBitsPerChannel = "\x55\xB2"
IdChromaSubsamplingHorz = "\x55\xB3"
IdChromaSubsamplingVert = "\x55\xB4"
IdCbSubsamplingHorz = "\x55\xB5"
IdCbSubsamplingVert = "\x55\xB6"
IdChromaSitingHorz = "\x55\xB7"
IdChromaSitingVert = "\x55\xB8"
IdRange = "\x55\xB9"
IdTransferCharacteristics = "\x55\xBA"
IdPrimaries = "\x55\xBB"
IdMaxCll = "\x55\xBC"
IdMaxFall = "\x55\xBD"
IdMasteringMetadata = "\x55\xD0"
IdPrimaryRChromaticityX = "\x55\xD1"
IdPrimaryRChromaticityY = "\x55\xD2"
IdPrimaryGChromaticityX = "\x55\xD3"
IdPrimaryGChromaticityY = "\x55\xD4"
IdPrimaryBChromaticityX = "\x55\xD5"
IdPrimaryBChromaticityY = "\x55\xD6"
IdWhitePointChromaticityX = "\x55\xD7"
IdWhitePointChromaticityY = "\x55\xD8"
IdLuminanceMax = "\x55\xD9"
IdLuminanceMin = "\x55\xDA"
IdProjection = "\x76\x70"
IdProjectionType = "\x76\x71"
IdProjectionPrivate = "\x76\x72"
IdProjectionPoseYaw = "\x76\x73"
IdProjectionPosePitch = "\x76\x74"
IdProjectionPoseRoll = "\x76\x75"
IdAudio = "\xE1"
IdSamplingFrequency = "\xB5"
IdOutputSamplingFrequency = "\x78\xB5"
IdChannels = "\x9F"
IdBitDepth = "\x62\x64"
IdContentEncodings = "\x6D\x80"
IdContentEncoding = "\x62\x40"
IdContentEncodingOrder = "\x50\x31"
IdContentEncodingScope = "\x50\x32"
IdContentEncodingType = "\x50\x33"
IdContentEncryption = "\x50\x35"
IdContentEncAlgo = "\x47\xE1"
IdContentEncKeyId = "\x47\xE2"
IdContentEncAesSettings = "\x47\xE7"
IdAesSettingsCipherMode = "\x47\xE8"
IdCues = "\x1C\x53\xBB\x6B"
IdCuePoint = "\xBB"
IdCueTime = "\xB3"
IdCueTrackPositions = "\xB7"
IdCueTrack = "\xF7"
IdCueClusterPosition = "\xF1"
IdCueRelativePosition = "\xF0"
IdCueDuration = "\xB2"
IdCueBlockNumber = "\x53\x78"
IdChapters = "\x10\x43\xA7\x70"
IdEditionEntry = "\x45\xB9"
IdChapterAtom = "\xB6"
IdChapterUid = "\x73\xC4"
IdChapterStringUid = "\x56\x54"
IdChapterTimeStart = "\x91"
IdChapterTimeEnd = "\x92"
IdChapterDisplay = "\x80"
IdChapString = "\x85"
IdChapLanguage = "\x43\x7C"
IdChapCountry = "\x43\x7E"
IdTags = "\x12\x54\xC3\x67"
IdTag = "\x73\x73"
IdTargets = "\x63\xC0"
IdTargetTypeValue = "\x68\xCA"
IdTargetType = "\x63\xCA"
IdTagTrackUid = "\x63\xC5"
IdSimpleTag = "\x67\xC8"
IdTagName = "\x45\xA3"
IdTagLanguage = "\x44\x7A"
IdTagDefault = "\x44\x84"
IdTagString = "\x44\x87"
IdTagBinary = "\x44\x85"

# Interesting sizes.
SizeUnknown = "\xFF"