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How to use decodePatternDictionary method in wpt
Best JavaScript code snippet using wpt
jbig2.js
Source:jbig2.js 
...643 } while (true);644 }645 return bitmap;646 }647 function decodePatternDictionary(mmr, patternWidth, patternHeight, maxPatternIndex, template, decodingContext) {648 var at = [];649 at.push({650 x: -patternWidth,651 y: 0652 });653 if (template === 0) {654 at.push({655 x: -3,656 y: -1657 });658 at.push({659 x: 2,660 y: -2661 });662 at.push({663 x: -2,664 y: -2665 });666 }667 var collectiveWidth = (maxPatternIndex + 1) * patternWidth;668 var collectiveBitmap = decodeBitmap(mmr, collectiveWidth, patternHeight, template, false, null, at, decodingContext);669 var patterns = [],670 i = 0,671 patternBitmap = void 0,672 xMin = void 0,673 xMax = void 0,674 y = void 0;675 while (i <= maxPatternIndex) {676 patternBitmap = [];677 xMin = patternWidth * i;678 xMax = xMin + patternWidth;679 for (y = 0; y < patternHeight; y++) {680 patternBitmap.push(collectiveBitmap[y].subarray(xMin, xMax));681 }682 patterns.push(patternBitmap);683 i++;684 }685 return patterns;686 }687 function decodeHalftoneRegion(mmr, patterns, template, regionWidth, regionHeight, defaultPixelValue, enableSkip, combinationOperator, gridWidth, gridHeight, gridOffsetX, gridOffsetY, gridVectorX, gridVectorY, decodingContext) {688 var skip = null;689 if (enableSkip) {690 throw new Jbig2Error('skip is not supported');691 }692 if (combinationOperator !== 0) {693 throw new Jbig2Error('operator ' + combinationOperator + ' is not supported in halftone region');694 }695 var regionBitmap = [];696 var i = void 0,697 j = void 0,698 row = void 0;699 for (i = 0; i < regionHeight; i++) {700 row = new Uint8Array(regionWidth);701 if (defaultPixelValue) {702 for (j = 0; j < regionWidth; j++) {703 row[j] = defaultPixelValue;704 }705 }706 regionBitmap.push(row);707 }708 var numberOfPatterns = patterns.length;709 var pattern0 = patterns[0];710 var patternWidth = pattern0[0].length,711 patternHeight = pattern0.length;712 var bitsPerValue = (0, _util.log2)(numberOfPatterns);713 var at = [];714 at.push({715 x: template <= 1 ? 3 : 2,716 y: -1717 });718 if (template === 0) {719 at.push({720 x: -3,721 y: -1722 });723 at.push({724 x: 2,725 y: -2726 });727 at.push({728 x: -2,729 y: -2730 });731 }732 var grayScaleBitPlanes = [];733 for (i = bitsPerValue - 1; i >= 0; i--) {734 grayScaleBitPlanes[i] = decodeBitmap(mmr, gridWidth, gridHeight, template, false, skip, at, decodingContext);735 }736 var mg = void 0,737 ng = void 0,738 bit = void 0,739 patternIndex = void 0,740 patternBitmap = void 0,741 x = void 0,742 y = void 0,743 patternRow = void 0,744 regionRow = void 0;745 for (mg = 0; mg < gridHeight; mg++) {746 for (ng = 0; ng < gridWidth; ng++) {747 bit = 0;748 patternIndex = 0;749 for (j = bitsPerValue - 1; j >= 0; j--) {750 bit = grayScaleBitPlanes[j][mg][ng] ^ bit;751 patternIndex |= bit << j;752 }753 patternBitmap = patterns[patternIndex];754 x = gridOffsetX + mg * gridVectorY + ng * gridVectorX >> 8;755 y = gridOffsetY + mg * gridVectorX - ng * gridVectorY >> 8;756 if (x >= 0 && x + patternWidth <= regionWidth && y >= 0 && y + patternHeight <= regionHeight) {757 for (i = 0; i < patternHeight; i++) {758 regionRow = regionBitmap[y + i];759 patternRow = patternBitmap[i];760 for (j = 0; j < patternWidth; j++) {761 regionRow[x + j] |= patternRow[j];762 }763 }764 } else {765 var regionX = void 0,766 regionY = void 0;767 for (i = 0; i < patternHeight; i++) {768 regionY = y + i;769 if (regionY < 0 || regionY >= regionHeight) {770 continue;771 }772 regionRow = regionBitmap[regionY];773 patternRow = patternBitmap[i];774 for (j = 0; j < patternWidth; j++) {775 regionX = x + j;776 if (regionX >= 0 && regionX < regionWidth) {777 regionRow[regionX] |= patternRow[j];778 }779 }780 }781 }782 }783 }784 return regionBitmap;785 }786 function readSegmentHeader(data, start) {787 var segmentHeader = {};788 segmentHeader.number = (0, _util.readUint32)(data, start);789 var flags = data[start + 4];790 var segmentType = flags & 0x3F;791 if (!SegmentTypes[segmentType]) {792 throw new Jbig2Error('invalid segment type: ' + segmentType);793 }794 segmentHeader.type = segmentType;795 segmentHeader.typeName = SegmentTypes[segmentType];796 segmentHeader.deferredNonRetain = !!(flags & 0x80);797 var pageAssociationFieldSize = !!(flags & 0x40);798 var referredFlags = data[start + 5];799 var referredToCount = referredFlags >> 5 & 7;800 var retainBits = [referredFlags & 31];801 var position = start + 6;802 if (referredFlags === 7) {803 referredToCount = (0, _util.readUint32)(data, position - 1) & 0x1FFFFFFF;804 position += 3;805 var bytes = referredToCount + 7 >> 3;806 retainBits[0] = data[position++];807 while (--bytes > 0) {808 retainBits.push(data[position++]);809 }810 } else if (referredFlags === 5 || referredFlags === 6) {811 throw new Jbig2Error('invalid referred-to flags');812 }813 segmentHeader.retainBits = retainBits;814 var referredToSegmentNumberSize = segmentHeader.number <= 256 ? 1 : segmentHeader.number <= 65536 ? 2 : 4;815 var referredTo = [];816 var i, ii;817 for (i = 0; i < referredToCount; i++) {818 var number = referredToSegmentNumberSize === 1 ? data[position] : referredToSegmentNumberSize === 2 ? (0, _util.readUint16)(data, position) : (0, _util.readUint32)(data, position);819 referredTo.push(number);820 position += referredToSegmentNumberSize;821 }822 segmentHeader.referredTo = referredTo;823 if (!pageAssociationFieldSize) {824 segmentHeader.pageAssociation = data[position++];825 } else {826 segmentHeader.pageAssociation = (0, _util.readUint32)(data, position);827 position += 4;828 }829 segmentHeader.length = (0, _util.readUint32)(data, position);830 position += 4;831 if (segmentHeader.length === 0xFFFFFFFF) {832 if (segmentType === 38) {833 var genericRegionInfo = readRegionSegmentInformation(data, position);834 var genericRegionSegmentFlags = data[position + RegionSegmentInformationFieldLength];835 var genericRegionMmr = !!(genericRegionSegmentFlags & 1);836 var searchPatternLength = 6;837 var searchPattern = new Uint8Array(searchPatternLength);838 if (!genericRegionMmr) {839 searchPattern[0] = 0xFF;840 searchPattern[1] = 0xAC;841 }842 searchPattern[2] = genericRegionInfo.height >>> 24 & 0xFF;843 searchPattern[3] = genericRegionInfo.height >> 16 & 0xFF;844 searchPattern[4] = genericRegionInfo.height >> 8 & 0xFF;845 searchPattern[5] = genericRegionInfo.height & 0xFF;846 for (i = position, ii = data.length; i < ii; i++) {847 var j = 0;848 while (j < searchPatternLength && searchPattern[j] === data[i + j]) {849 j++;850 }851 if (j === searchPatternLength) {852 segmentHeader.length = i + searchPatternLength;853 break;854 }855 }856 if (segmentHeader.length === 0xFFFFFFFF) {857 throw new Jbig2Error('segment end was not found');858 }859 } else {860 throw new Jbig2Error('invalid unknown segment length');861 }862 }863 segmentHeader.headerEnd = position;864 return segmentHeader;865 }866 function readSegments(header, data, start, end) {867 var segments = [];868 var position = start;869 while (position < end) {870 var segmentHeader = readSegmentHeader(data, position);871 position = segmentHeader.headerEnd;872 var segment = {873 header: segmentHeader,874 data: data875 };876 if (!header.randomAccess) {877 segment.start = position;878 position += segmentHeader.length;879 segment.end = position;880 }881 segments.push(segment);882 if (segmentHeader.type === 51) {883 break;884 }885 }886 if (header.randomAccess) {887 for (var i = 0, ii = segments.length; i < ii; i++) {888 segments[i].start = position;889 position += segments[i].header.length;890 segments[i].end = position;891 }892 }893 return segments;894 }895 function readRegionSegmentInformation(data, start) {896 return {897 width: (0, _util.readUint32)(data, start),898 height: (0, _util.readUint32)(data, start + 4),899 x: (0, _util.readUint32)(data, start + 8),900 y: (0, _util.readUint32)(data, start + 12),901 combinationOperator: data[start + 16] & 7902 };903 }904 var RegionSegmentInformationFieldLength = 17;905 function processSegment(segment, visitor) {906 var header = segment.header;907 var data = segment.data,908 position = segment.start,909 end = segment.end;910 var args, at, i, atLength;911 switch (header.type) {912 case 0:913 var dictionary = {};914 var dictionaryFlags = (0, _util.readUint16)(data, position);915 dictionary.huffman = !!(dictionaryFlags & 1);916 dictionary.refinement = !!(dictionaryFlags & 2);917 dictionary.huffmanDHSelector = dictionaryFlags >> 2 & 3;918 dictionary.huffmanDWSelector = dictionaryFlags >> 4 & 3;919 dictionary.bitmapSizeSelector = dictionaryFlags >> 6 & 1;920 dictionary.aggregationInstancesSelector = dictionaryFlags >> 7 & 1;921 dictionary.bitmapCodingContextUsed = !!(dictionaryFlags & 256);922 dictionary.bitmapCodingContextRetained = !!(dictionaryFlags & 512);923 dictionary.template = dictionaryFlags >> 10 & 3;924 dictionary.refinementTemplate = dictionaryFlags >> 12 & 1;925 position += 2;926 if (!dictionary.huffman) {927 atLength = dictionary.template === 0 ? 4 : 1;928 at = [];929 for (i = 0; i < atLength; i++) {930 at.push({931 x: (0, _util.readInt8)(data, position),932 y: (0, _util.readInt8)(data, position + 1)933 });934 position += 2;935 }936 dictionary.at = at;937 }938 if (dictionary.refinement && !dictionary.refinementTemplate) {939 at = [];940 for (i = 0; i < 2; i++) {941 at.push({942 x: (0, _util.readInt8)(data, position),943 y: (0, _util.readInt8)(data, position + 1)944 });945 position += 2;946 }947 dictionary.refinementAt = at;948 }949 dictionary.numberOfExportedSymbols = (0, _util.readUint32)(data, position);950 position += 4;951 dictionary.numberOfNewSymbols = (0, _util.readUint32)(data, position);952 position += 4;953 args = [dictionary, header.number, header.referredTo, data, position, end];954 break;955 case 6:956 case 7:957 var textRegion = {};958 textRegion.info = readRegionSegmentInformation(data, position);959 position += RegionSegmentInformationFieldLength;960 var textRegionSegmentFlags = (0, _util.readUint16)(data, position);961 position += 2;962 textRegion.huffman = !!(textRegionSegmentFlags & 1);963 textRegion.refinement = !!(textRegionSegmentFlags & 2);964 textRegion.stripSize = 1 << (textRegionSegmentFlags >> 2 & 3);965 textRegion.referenceCorner = textRegionSegmentFlags >> 4 & 3;966 textRegion.transposed = !!(textRegionSegmentFlags & 64);967 textRegion.combinationOperator = textRegionSegmentFlags >> 7 & 3;968 textRegion.defaultPixelValue = textRegionSegmentFlags >> 9 & 1;969 textRegion.dsOffset = textRegionSegmentFlags << 17 >> 27;970 textRegion.refinementTemplate = textRegionSegmentFlags >> 15 & 1;971 if (textRegion.huffman) {972 var textRegionHuffmanFlags = (0, _util.readUint16)(data, position);973 position += 2;974 textRegion.huffmanFS = textRegionHuffmanFlags & 3;975 textRegion.huffmanDS = textRegionHuffmanFlags >> 2 & 3;976 textRegion.huffmanDT = textRegionHuffmanFlags >> 4 & 3;977 textRegion.huffmanRefinementDW = textRegionHuffmanFlags >> 6 & 3;978 textRegion.huffmanRefinementDH = textRegionHuffmanFlags >> 8 & 3;979 textRegion.huffmanRefinementDX = textRegionHuffmanFlags >> 10 & 3;980 textRegion.huffmanRefinementDY = textRegionHuffmanFlags >> 12 & 3;981 textRegion.huffmanRefinementSizeSelector = !!(textRegionHuffmanFlags & 14);982 }983 if (textRegion.refinement && !textRegion.refinementTemplate) {984 at = [];985 for (i = 0; i < 2; i++) {986 at.push({987 x: (0, _util.readInt8)(data, position),988 y: (0, _util.readInt8)(data, position + 1)989 });990 position += 2;991 }992 textRegion.refinementAt = at;993 }994 textRegion.numberOfSymbolInstances = (0, _util.readUint32)(data, position);995 position += 4;996 if (textRegion.huffman) {997 throw new Jbig2Error('huffman is not supported');998 }999 args = [textRegion, header.referredTo, data, position, end];1000 break;1001 case 16:1002 var patternDictionary = {};1003 var patternDictionaryFlags = data[position++];1004 patternDictionary.mmr = !!(patternDictionaryFlags & 1);1005 patternDictionary.template = patternDictionaryFlags >> 1 & 3;1006 patternDictionary.patternWidth = data[position++];1007 patternDictionary.patternHeight = data[position++];1008 patternDictionary.maxPatternIndex = (0, _util.readUint32)(data, position);1009 position += 4;1010 args = [patternDictionary, header.number, data, position, end];1011 break;1012 case 22:1013 case 23:1014 var halftoneRegion = {};1015 halftoneRegion.info = readRegionSegmentInformation(data, position);1016 position += RegionSegmentInformationFieldLength;1017 var halftoneRegionFlags = data[position++];1018 halftoneRegion.mmr = !!(halftoneRegionFlags & 1);1019 halftoneRegion.template = halftoneRegionFlags >> 1 & 3;1020 halftoneRegion.enableSkip = !!(halftoneRegionFlags & 8);1021 halftoneRegion.combinationOperator = halftoneRegionFlags >> 4 & 7;1022 halftoneRegion.defaultPixelValue = halftoneRegionFlags >> 7 & 1;1023 halftoneRegion.gridWidth = (0, _util.readUint32)(data, position);1024 position += 4;1025 halftoneRegion.gridHeight = (0, _util.readUint32)(data, position);1026 position += 4;1027 halftoneRegion.gridOffsetX = (0, _util.readUint32)(data, position) & 0xFFFFFFFF;1028 position += 4;1029 halftoneRegion.gridOffsetY = (0, _util.readUint32)(data, position) & 0xFFFFFFFF;1030 position += 4;1031 halftoneRegion.gridVectorX = (0, _util.readUint16)(data, position);1032 position += 2;1033 halftoneRegion.gridVectorY = (0, _util.readUint16)(data, position);1034 position += 2;1035 args = [halftoneRegion, header.referredTo, data, position, end];1036 break;1037 case 38:1038 case 39:1039 var genericRegion = {};1040 genericRegion.info = readRegionSegmentInformation(data, position);1041 position += RegionSegmentInformationFieldLength;1042 var genericRegionSegmentFlags = data[position++];1043 genericRegion.mmr = !!(genericRegionSegmentFlags & 1);1044 genericRegion.template = genericRegionSegmentFlags >> 1 & 3;1045 genericRegion.prediction = !!(genericRegionSegmentFlags & 8);1046 if (!genericRegion.mmr) {1047 atLength = genericRegion.template === 0 ? 4 : 1;1048 at = [];1049 for (i = 0; i < atLength; i++) {1050 at.push({1051 x: (0, _util.readInt8)(data, position),1052 y: (0, _util.readInt8)(data, position + 1)1053 });1054 position += 2;1055 }1056 genericRegion.at = at;1057 }1058 args = [genericRegion, data, position, end];1059 break;1060 case 48:1061 var pageInfo = {1062 width: (0, _util.readUint32)(data, position),1063 height: (0, _util.readUint32)(data, position + 4),1064 resolutionX: (0, _util.readUint32)(data, position + 8),1065 resolutionY: (0, _util.readUint32)(data, position + 12)1066 };1067 if (pageInfo.height === 0xFFFFFFFF) {1068 delete pageInfo.height;1069 }1070 var pageSegmentFlags = data[position + 16];1071 (0, _util.readUint16)(data, position + 17);1072 pageInfo.lossless = !!(pageSegmentFlags & 1);1073 pageInfo.refinement = !!(pageSegmentFlags & 2);1074 pageInfo.defaultPixelValue = pageSegmentFlags >> 2 & 1;1075 pageInfo.combinationOperator = pageSegmentFlags >> 3 & 3;1076 pageInfo.requiresBuffer = !!(pageSegmentFlags & 32);1077 pageInfo.combinationOperatorOverride = !!(pageSegmentFlags & 64);1078 args = [pageInfo];1079 break;1080 case 49:1081 break;1082 case 50:1083 break;1084 case 51:1085 break;1086 case 62:1087 break;1088 default:1089 throw new Jbig2Error('segment type ' + header.typeName + '(' + header.type + ')' + ' is not implemented');1090 }1091 var callbackName = 'on' + header.typeName;1092 if (callbackName in visitor) {1093 visitor[callbackName].apply(visitor, args);1094 }1095 }1096 function processSegments(segments, visitor) {1097 for (var i = 0, ii = segments.length; i < ii; i++) {1098 processSegment(segments[i], visitor);1099 }1100 }1101 function parseJbig2(data, start, end) {1102 var position = start;1103 if (data[position] !== 0x97 || data[position + 1] !== 0x4A || data[position + 2] !== 0x42 || data[position + 3] !== 0x32 || data[position + 4] !== 0x0D || data[position + 5] !== 0x0A || data[position + 6] !== 0x1A || data[position + 7] !== 0x0A) {1104 throw new Jbig2Error('invalid header');1105 }1106 var header = {};1107 position += 8;1108 var flags = data[position++];1109 header.randomAccess = !(flags & 1);1110 if (!(flags & 2)) {1111 header.numberOfPages = (0, _util.readUint32)(data, position);1112 position += 4;1113 }1114 readSegments(header, data, position, end);1115 throw new Error('Not implemented');1116 }1117 function parseJbig2Chunks(chunks) {1118 var visitor = new SimpleSegmentVisitor();1119 for (var i = 0, ii = chunks.length; i < ii; i++) {1120 var chunk = chunks[i];1121 var segments = readSegments({}, chunk.data, chunk.start, chunk.end);1122 processSegments(segments, visitor);1123 }1124 return visitor.buffer;1125 }1126 function SimpleSegmentVisitor() {}1127 SimpleSegmentVisitor.prototype = {1128 onPageInformation: function SimpleSegmentVisitor_onPageInformation(info) {1129 this.currentPageInfo = info;1130 var rowSize = info.width + 7 >> 3;1131 var buffer = new Uint8ClampedArray(rowSize * info.height);1132 if (info.defaultPixelValue) {1133 for (var i = 0, ii = buffer.length; i < ii; i++) {1134 buffer[i] = 0xFF;1135 }1136 }1137 this.buffer = buffer;1138 },1139 drawBitmap: function SimpleSegmentVisitor_drawBitmap(regionInfo, bitmap) {1140 var pageInfo = this.currentPageInfo;1141 var width = regionInfo.width,1142 height = regionInfo.height;1143 var rowSize = pageInfo.width + 7 >> 3;1144 var combinationOperator = pageInfo.combinationOperatorOverride ? regionInfo.combinationOperator : pageInfo.combinationOperator;1145 var buffer = this.buffer;1146 var mask0 = 128 >> (regionInfo.x & 7);1147 var offset0 = regionInfo.y * rowSize + (regionInfo.x >> 3);1148 var i, j, mask, offset;1149 switch (combinationOperator) {1150 case 0:1151 for (i = 0; i < height; i++) {1152 mask = mask0;1153 offset = offset0;1154 for (j = 0; j < width; j++) {1155 if (bitmap[i][j]) {1156 buffer[offset] |= mask;1157 }1158 mask >>= 1;1159 if (!mask) {1160 mask = 128;1161 offset++;1162 }1163 }1164 offset0 += rowSize;1165 }1166 break;1167 case 2:1168 for (i = 0; i < height; i++) {1169 mask = mask0;1170 offset = offset0;1171 for (j = 0; j < width; j++) {1172 if (bitmap[i][j]) {1173 buffer[offset] ^= mask;1174 }1175 mask >>= 1;1176 if (!mask) {1177 mask = 128;1178 offset++;1179 }1180 }1181 offset0 += rowSize;1182 }1183 break;1184 default:1185 throw new Jbig2Error('operator ' + combinationOperator + ' is not supported');1186 }1187 },1188 onImmediateGenericRegion: function SimpleSegmentVisitor_onImmediateGenericRegion(region, data, start, end) {1189 var regionInfo = region.info;1190 var decodingContext = new DecodingContext(data, start, end);1191 var bitmap = decodeBitmap(region.mmr, regionInfo.width, regionInfo.height, region.template, region.prediction, null, region.at, decodingContext);1192 this.drawBitmap(regionInfo, bitmap);1193 },1194 onImmediateLosslessGenericRegion: function SimpleSegmentVisitor_onImmediateLosslessGenericRegion() {1195 this.onImmediateGenericRegion.apply(this, arguments);1196 },1197 onSymbolDictionary: function SimpleSegmentVisitor_onSymbolDictionary(dictionary, currentSegment, referredSegments, data, start, end) {1198 var huffmanTables;1199 if (dictionary.huffman) {1200 throw new Jbig2Error('huffman is not supported');1201 }1202 var symbols = this.symbols;1203 if (!symbols) {1204 this.symbols = symbols = {};1205 }1206 var inputSymbols = [];1207 for (var i = 0, ii = referredSegments.length; i < ii; i++) {1208 inputSymbols = inputSymbols.concat(symbols[referredSegments[i]]);1209 }1210 var decodingContext = new DecodingContext(data, start, end);1211 symbols[currentSegment] = decodeSymbolDictionary(dictionary.huffman, dictionary.refinement, inputSymbols, dictionary.numberOfNewSymbols, dictionary.numberOfExportedSymbols, huffmanTables, dictionary.template, dictionary.at, dictionary.refinementTemplate, dictionary.refinementAt, decodingContext);1212 },1213 onImmediateTextRegion: function SimpleSegmentVisitor_onImmediateTextRegion(region, referredSegments, data, start, end) {1214 var regionInfo = region.info;1215 var huffmanTables;1216 var symbols = this.symbols;1217 var inputSymbols = [];1218 for (var i = 0, ii = referredSegments.length; i < ii; i++) {1219 inputSymbols = inputSymbols.concat(symbols[referredSegments[i]]);1220 }1221 var symbolCodeLength = (0, _util.log2)(inputSymbols.length);1222 var decodingContext = new DecodingContext(data, start, end);1223 var bitmap = decodeTextRegion(region.huffman, region.refinement, regionInfo.width, regionInfo.height, region.defaultPixelValue, region.numberOfSymbolInstances, region.stripSize, inputSymbols, symbolCodeLength, region.transposed, region.dsOffset, region.referenceCorner, region.combinationOperator, huffmanTables, region.refinementTemplate, region.refinementAt, decodingContext);1224 this.drawBitmap(regionInfo, bitmap);1225 },1226 onImmediateLosslessTextRegion: function SimpleSegmentVisitor_onImmediateLosslessTextRegion() {1227 this.onImmediateTextRegion.apply(this, arguments);1228 },1229 onPatternDictionary: function onPatternDictionary(dictionary, currentSegment, data, start, end) {1230 var patterns = this.patterns;1231 if (!patterns) {1232 this.patterns = patterns = {};1233 }1234 var decodingContext = new DecodingContext(data, start, end);1235 patterns[currentSegment] = decodePatternDictionary(dictionary.mmr, dictionary.patternWidth, dictionary.patternHeight, dictionary.maxPatternIndex, dictionary.template, decodingContext);1236 },1237 onImmediateHalftoneRegion: function onImmediateHalftoneRegion(region, referredSegments, data, start, end) {1238 var patterns = this.patterns[referredSegments[0]];1239 var regionInfo = region.info;1240 var decodingContext = new DecodingContext(data, start, end);1241 var bitmap = decodeHalftoneRegion(region.mmr, patterns, region.template, regionInfo.width, regionInfo.height, region.defaultPixelValue, region.enableSkip, region.combinationOperator, region.gridWidth, region.gridHeight, region.gridOffsetX, region.gridOffsetY, region.gridVectorX, region.gridVectorY, decodingContext);1242 this.drawBitmap(regionInfo, bitmap);1243 },1244 onImmediateLosslessHalftoneRegion: function onImmediateLosslessHalftoneRegion() {1245 this.onImmediateHalftoneRegion.apply(this, arguments);1246 }1247 };1248 function Jbig2Image() {}1249 Jbig2Image.prototype = {...
Using AI Code Generation
1var wpt = require('wpt');2wpt.decodePatternDictionary(url, function(err, data) {3 if (err) {4 console.log(err);5 } else {6 console.log(data);7 }8});9var wpt = require('wpt');10wpt.getLocations(function(err, data) {11 if (err) {12 console.log(err);13 } else {14 console.log(data);15 }16});17var wpt = require('wpt');18wpt.getLocations(function(err, data) {19 if (err) {20 console.log(err);21 } else {22 console.log(data);23 }24});25var wpt = require('wpt');26wpt.getTesters(function(err, data) {27 if (err) {28 console.log(err);29 } else {30 console.log(data);31 }32});33var wpt = require('wpt');34wpt.getTesters(function(err, data) {35 if (err) {36 console.log(err);37 } else {38 console.log(data);39 }40});41var wpt = require('wpt');42wpt.getTesters(function(err, data) {43 if (err) {44 console.log(err);45 } else {46 console.log(data);47 }48});49var wpt = require('wpt');50wpt.getTesters(function(err, data) {51 if (err) {52 console.log(err);53 } else {54 console.log(data);55 }56});57var wpt = require('wpt');58wpt.getTesters(function(err, data) {59 if (err) {60 console.log(err);61 } else {62 console.log(data);63 }64});
Using AI Code Generation
1var wptools = require('wptools');2var options = {3 };4var wp = new wptools(options);5wp.decodePatternDictionary('en', 'test', function(err, result) {6 if (err) {7 console.log(err);8 } else {9 console.log(result);10 }11});12{ 'test': 'test' }13var wptools = require('wptools');14var options = {15 };16var wp = new wptools(options);17wp.decodePatternDictionary('en', 'test', function(err, result) {18 if (err) {19 console.log(err);20 } else {21 console.log(result);22 }23});24{ 'test': 'test' }25var wptools = require('wptools');26var options = {27 };28var wp = new wptools(options);29wp.decodePatternDictionary('en', 'test', function(err, result) {30 if (err) {31 console.log(err);32 } else {33 console.log(result);34 }35});36{ 'test': 'test' }37var wptools = require('wptools');38var options = {39 };40var wp = new wptools(options);41wp.decodePatternDictionary('en', 'test', function(err, result) {42 if (err) {43 console.log(err);44 } else {45 console.log(result);46 }47});48{ 'test': 'test' }49var wptools = require('wptools');50var options = {51 };52var wp = new wptools(options);53wp.decodePatternDictionary('en', 'test', function(err, result) {54 if (err) {55 console.log(err
Using AI Code Generation
1var wptextpattern = require('wptextpattern');2var patternDictionary = wptextpattern.decodePatternDictionary('test-pattern-dictionary.json');3console.log(patternDictionary);4{5 "patterns": {6 "test": {7 }8 }9}10{ test: { pattern: 'test', type: 'text', replacement: 'test' } }11var wptextpattern = require('wptextpattern');12var patternDictionary = wptextpattern.decodePatternDictionary('test-pattern-dictionary.json');13console.log(patternDictionary.test.pattern);14console.log(patternDictionary.test.type);15console.log(patternDictionary.test.replacement);16{17 "patterns": {18 "test": {19 }20 }21}22var wptextpattern = require('wptextpattern');23var patternDictionary = wptextpattern.decodePatternDictionary('test-pattern-dictionary.json');24for (var key in patternDictionary) {25 console.log(patternDictionary[key].pattern);26 console.log(patternDictionary[key].type);27 console.log(patternDictionary[key].replacement);28}29{30 "patterns": {
Using AI Code Generation
1var wptextpattern = require('wptextpattern');2var decodePatternDictionary = wptextpattern.decodePatternDictionary;3var patternDict = decodePatternDictionary('path/to/patternDictionary.json');4console.log(patternDict);5{6 "patterns": [{7 "pattern": "(\\*\\*|__)(?=\\S)([\\s\\S]*?\\S[*_]*)\\1",8 }, {9 "pattern": "\\[(.*?)\\]\\((.*?)\\)",10 }]11}12decodePatternDictionary(patternDictionaryPath)13var patternDict = decodePatternDictionary('path/to/patternDictionary.json');14console.log(patternDict);15[{16 "pattern": "(\\*\\*|__)(?=\\S)([\\s\\S]*?\\S[*_]*)\\1",17}, {18 "pattern": "\\[(.*?)\\]\\((.*?)\\)",19}]20decodePatterns(text, patternDict)21var wptextpattern = require('wpt
Using AI Code Generation
1var wptools = require('wptools');2var decodedPattern = wptools.decodePatternDictionary('test');3console.log(decodedPattern);4var wptools = require('wptools');5var decodedPattern = wptools.decodePatternDictionary('test');6console.log(decodedPattern);7var wptools = require('wptools');8var decodedPattern = wptools.decodePatternDictionary('test');9console.log(decodedPattern);10var wptools = require('wptools');11var decodedPattern = wptools.decodePatternDictionary('test');12console.log(decodedPattern);13var wptools = require('wptools');14var decodedPattern = wptools.decodePatternDictionary('test');15console.log(decodedPattern);16var wptools = require('wptools');17var decodedPattern = wptools.decodePatternDictionary('test');18console.log(decodedPattern);19var wptools = require('wptools');20var decodedPattern = wptools.decodePatternDictionary('test');21console.log(decodedPattern);22var wptools = require('wptools');23var decodedPattern = wptools.decodePatternDictionary('test');24console.log(decodedPattern);25var wptools = require('wptools');26var decodedPattern = wptools.decodePatternDictionary('test');27console.log(decodedPattern);28var wptools = require('wptools');29var decodedPattern = wptools.decodePatternDictionary('test');30console.log(decodedPattern);31var wptools = require('wptools');
Using AI Code Generation
1var patternDictionary = require('./wptextpattern');2var pattern = patternDictionary.decodePatternDictionary('en');3console.log(pattern);4var pattern = {5 'en': {6 },7 'de': {8 }9};10module.exports = {11 decodePatternDictionary: function (lang) {12 return pattern[lang];13 }14};15var pattern = {16 'en': {17 },18 'de': {19 }20};21module.exports = {22 decodePatternDictionary: function (lang) {23 return pattern[lang];24 }25};26var pattern = {27 'en': {28 },29 'de': {30 }31};32module.exports = {33 decodePatternDictionary: function (lang) {34 return pattern[lang];35 }36};37var pattern = {38 'en': {39 },40 'de': {41 }42};43module.exports = {44 decodePatternDictionary: function (lang) {45 return pattern[lang];46 }47};48var pattern = {49 'en': {50 },51 'de': {52 }53};54module.exports = {55 decodePatternDictionary: function (lang) {56 return pattern[lang];57 }58};59var pattern = {60 'en': {61 },62 'de': {63 }64};65module.exports = {66 decodePatternDictionary: function (lang) {67 return pattern[lang];68 }69};70var pattern = {71 'en': {72 },73 'de': {
Automation Testing Tutorials
Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
LambdaTest Learning Hubs:
- JUnit Tutorial
- TestNG Tutorial
- Webdriver Tutorial
- WebDriverIO Tutorial
- Protractor Tutorial
- Selenium 4 Tutorial
- Jenkins Tutorial
- NUnit Tutorial
- Jest Tutorial
- Playwright Tutorial
- Cypress Tutorial
- PyTest Tutorial
YouTube
You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.
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