geotiff
Version:
GeoTIFF image decoding in JavaScript
253 lines (233 loc) • 6.75 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
var fieldTagNames = exports.fieldTagNames = {
// TIFF Baseline
0x013B: 'Artist',
0x0102: 'BitsPerSample',
0x0109: 'CellLength',
0x0108: 'CellWidth',
0x0140: 'ColorMap',
0x0103: 'Compression',
0x8298: 'Copyright',
0x0132: 'DateTime',
0x0152: 'ExtraSamples',
0x010A: 'FillOrder',
0x0121: 'FreeByteCounts',
0x0120: 'FreeOffsets',
0x0123: 'GrayResponseCurve',
0x0122: 'GrayResponseUnit',
0x013C: 'HostComputer',
0x010E: 'ImageDescription',
0x0101: 'ImageLength',
0x0100: 'ImageWidth',
0x010F: 'Make',
0x0119: 'MaxSampleValue',
0x0118: 'MinSampleValue',
0x0110: 'Model',
0x00FE: 'NewSubfileType',
0x0112: 'Orientation',
0x0106: 'PhotometricInterpretation',
0x011C: 'PlanarConfiguration',
0x0128: 'ResolutionUnit',
0x0116: 'RowsPerStrip',
0x0115: 'SamplesPerPixel',
0x0131: 'Software',
0x0117: 'StripByteCounts',
0x0111: 'StripOffsets',
0x00FF: 'SubfileType',
0x0107: 'Threshholding',
0x011A: 'XResolution',
0x011B: 'YResolution',
// TIFF Extended
0x0146: 'BadFaxLines',
0x0147: 'CleanFaxData',
0x0157: 'ClipPath',
0x0148: 'ConsecutiveBadFaxLines',
0x01B1: 'Decode',
0x01B2: 'DefaultImageColor',
0x010D: 'DocumentName',
0x0150: 'DotRange',
0x0141: 'HalftoneHints',
0x015A: 'Indexed',
0x015B: 'JPEGTables',
0x011D: 'PageName',
0x0129: 'PageNumber',
0x013D: 'Predictor',
0x013F: 'PrimaryChromaticities',
0x0214: 'ReferenceBlackWhite',
0x0153: 'SampleFormat',
0x0154: 'SMinSampleValue',
0x0155: 'SMaxSampleValue',
0x022F: 'StripRowCounts',
0x014A: 'SubIFDs',
0x0124: 'T4Options',
0x0125: 'T6Options',
0x0145: 'TileByteCounts',
0x0143: 'TileLength',
0x0144: 'TileOffsets',
0x0142: 'TileWidth',
0x012D: 'TransferFunction',
0x013E: 'WhitePoint',
0x0158: 'XClipPathUnits',
0x011E: 'XPosition',
0x0211: 'YCbCrCoefficients',
0x0213: 'YCbCrPositioning',
0x0212: 'YCbCrSubSampling',
0x0159: 'YClipPathUnits',
0x011F: 'YPosition',
// EXIF
0x9202: 'ApertureValue',
0xA001: 'ColorSpace',
0x9004: 'DateTimeDigitized',
0x9003: 'DateTimeOriginal',
0x8769: 'Exif IFD',
0x9000: 'ExifVersion',
0x829A: 'ExposureTime',
0xA300: 'FileSource',
0x9209: 'Flash',
0xA000: 'FlashpixVersion',
0x829D: 'FNumber',
0xA420: 'ImageUniqueID',
0x9208: 'LightSource',
0x927C: 'MakerNote',
0x9201: 'ShutterSpeedValue',
0x9286: 'UserComment',
// IPTC
0x83BB: 'IPTC',
// ICC
0x8773: 'ICC Profile',
// XMP
0x02BC: 'XMP',
// GDAL
0xA480: 'GDAL_METADATA',
0xA481: 'GDAL_NODATA',
// Photoshop
0x8649: 'Photoshop',
// GeoTiff
0x830E: 'ModelPixelScale',
0x8482: 'ModelTiepoint',
0x85D8: 'ModelTransformation',
0x87AF: 'GeoKeyDirectory',
0x87B0: 'GeoDoubleParams',
0x87B1: 'GeoAsciiParams'
};
var fieldTags = exports.fieldTags = {};
for (var key in fieldTagNames) {
if (fieldTagNames.hasOwnProperty(key)) {
fieldTags[fieldTagNames[key]] = parseInt(key, 10);
}
}
var arrayFields = exports.arrayFields = [fieldTags.BitsPerSample, fieldTags.ExtraSamples, fieldTags.SampleFormat, fieldTags.StripByteCounts, fieldTags.StripOffsets, fieldTags.StripRowCounts, fieldTags.TileByteCounts, fieldTags.TileOffsets];
var fieldTypeNames = exports.fieldTypeNames = {
0x0001: 'BYTE',
0x0002: 'ASCII',
0x0003: 'SHORT',
0x0004: 'LONG',
0x0005: 'RATIONAL',
0x0006: 'SBYTE',
0x0007: 'UNDEFINED',
0x0008: 'SSHORT',
0x0009: 'SLONG',
0x000A: 'SRATIONAL',
0x000B: 'FLOAT',
0x000C: 'DOUBLE',
// introduced by BigTIFF
0x0010: 'LONG8',
0x0011: 'SLONG8',
0x0012: 'IFD8'
};
var fieldTypes = exports.fieldTypes = {};
for (var _key in fieldTypeNames) {
if (fieldTypeNames.hasOwnProperty(_key)) {
fieldTypes[fieldTypeNames[_key]] = parseInt(_key, 10);
}
}
var photometricInterpretations = exports.photometricInterpretations = {
WhiteIsZero: 0,
BlackIsZero: 1,
RGB: 2,
Palette: 3,
TransparencyMask: 4,
CMYK: 5,
YCbCr: 6,
CIELab: 8,
ICCLab: 9
};
var geoKeyNames = exports.geoKeyNames = {
1024: 'GTModelTypeGeoKey',
1025: 'GTRasterTypeGeoKey',
1026: 'GTCitationGeoKey',
2048: 'GeographicTypeGeoKey',
2049: 'GeogCitationGeoKey',
2050: 'GeogGeodeticDatumGeoKey',
2051: 'GeogPrimeMeridianGeoKey',
2052: 'GeogLinearUnitsGeoKey',
2053: 'GeogLinearUnitSizeGeoKey',
2054: 'GeogAngularUnitsGeoKey',
2055: 'GeogAngularUnitSizeGeoKey',
2056: 'GeogEllipsoidGeoKey',
2057: 'GeogSemiMajorAxisGeoKey',
2058: 'GeogSemiMinorAxisGeoKey',
2059: 'GeogInvFlatteningGeoKey',
2060: 'GeogAzimuthUnitsGeoKey',
2061: 'GeogPrimeMeridianLongGeoKey',
2062: 'GeogTOWGS84GeoKey',
3072: 'ProjectedCSTypeGeoKey',
3073: 'PCSCitationGeoKey',
3074: 'ProjectionGeoKey',
3075: 'ProjCoordTransGeoKey',
3076: 'ProjLinearUnitsGeoKey',
3077: 'ProjLinearUnitSizeGeoKey',
3078: 'ProjStdParallel1GeoKey',
3079: 'ProjStdParallel2GeoKey',
3080: 'ProjNatOriginLongGeoKey',
3081: 'ProjNatOriginLatGeoKey',
3082: 'ProjFalseEastingGeoKey',
3083: 'ProjFalseNorthingGeoKey',
3084: 'ProjFalseOriginLongGeoKey',
3085: 'ProjFalseOriginLatGeoKey',
3086: 'ProjFalseOriginEastingGeoKey',
3087: 'ProjFalseOriginNorthingGeoKey',
3088: 'ProjCenterLongGeoKey',
3089: 'ProjCenterLatGeoKey',
3090: 'ProjCenterEastingGeoKey',
3091: 'ProjCenterNorthingGeoKey',
3092: 'ProjScaleAtNatOriginGeoKey',
3093: 'ProjScaleAtCenterGeoKey',
3094: 'ProjAzimuthAngleGeoKey',
3095: 'ProjStraightVertPoleLongGeoKey',
3096: 'ProjRectifiedGridAngleGeoKey',
4096: 'VerticalCSTypeGeoKey',
4097: 'VerticalCitationGeoKey',
4098: 'VerticalDatumGeoKey',
4099: 'VerticalUnitsGeoKey'
};
var geoKeys = exports.geoKeys = {};
for (var _key2 in geoKeyNames) {
if (geoKeyNames.hasOwnProperty(_key2)) {
geoKeys[geoKeyNames[_key2]] = parseInt(_key2, 10);
}
}
var parseXml = exports.parseXml = void 0; // eslint-disable-line
// node.js version
if (typeof window === 'undefined') {
exports.parseXml = parseXml = function parseXml(xmlStr) {
// requires xmldom module
var _require = require('xmldom'),
DOMParser = _require.DOMParser; // eslint-disable-line global-require
return new DOMParser().parseFromString(xmlStr, 'text/xml');
};
} else if (typeof window.DOMParser !== 'undefined') {
exports.parseXml = parseXml = function parseXml(xmlStr) {
return new window.DOMParser().parseFromString(xmlStr, 'text/xml');
};
} else if (typeof window.ActiveXObject !== 'undefined' && new window.ActiveXObject('Microsoft.XMLDOM')) {
exports.parseXml = parseXml = function parseXml(xmlStr) {
var xmlDoc = new window.ActiveXObject('Microsoft.XMLDOM');
xmlDoc.async = 'false';
xmlDoc.loadXML(xmlStr);
return xmlDoc;
};
}