2083 lines
124 KiB
JavaScript
2083 lines
124 KiB
JavaScript
import {
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inflate_1
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} from "./chunk-OVHVPML2.js";
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import {
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LercAddCompression,
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LercParameters
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} from "./chunk-RNNQJSBS.js";
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import {
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BaseDecoder
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} from "./chunk-C5KGH6RQ.js";
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import {
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__commonJS,
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__toESM
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} from "./chunk-LK32TJAX.js";
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// node_modules/geotiff/node_modules/lerc/LercDecode.js
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var require_LercDecode = __commonJS({
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"node_modules/geotiff/node_modules/lerc/LercDecode.js"(exports, module) {
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(function() {
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var LercDecode = (function() {
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var CntZImage = {};
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CntZImage.defaultNoDataValue = -34027999387901484e22;
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CntZImage.decode = function(input, options) {
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options = options || {};
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var skipMask = options.encodedMaskData || options.encodedMaskData === null;
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var parsedData = parse(input, options.inputOffset || 0, skipMask);
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var noDataValue = options.noDataValue !== null ? options.noDataValue : CntZImage.defaultNoDataValue;
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var uncompressedData = uncompressPixelValues(
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parsedData,
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options.pixelType || Float32Array,
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options.encodedMaskData,
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noDataValue,
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options.returnMask
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);
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var result = {
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width: parsedData.width,
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height: parsedData.height,
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pixelData: uncompressedData.resultPixels,
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minValue: uncompressedData.minValue,
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maxValue: parsedData.pixels.maxValue,
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noDataValue
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};
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if (uncompressedData.resultMask) {
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result.maskData = uncompressedData.resultMask;
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}
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if (options.returnEncodedMask && parsedData.mask) {
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result.encodedMaskData = parsedData.mask.bitset ? parsedData.mask.bitset : null;
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}
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if (options.returnFileInfo) {
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result.fileInfo = formatFileInfo(parsedData);
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if (options.computeUsedBitDepths) {
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result.fileInfo.bitDepths = computeUsedBitDepths(parsedData);
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}
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}
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return result;
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};
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var uncompressPixelValues = function(data, TypedArrayClass, maskBitset, noDataValue, storeDecodedMask) {
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var blockIdx = 0;
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var numX = data.pixels.numBlocksX;
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var numY = data.pixels.numBlocksY;
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var blockWidth = Math.floor(data.width / numX);
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var blockHeight = Math.floor(data.height / numY);
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var scale = 2 * data.maxZError;
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var minValue = Number.MAX_VALUE, currentValue;
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maskBitset = maskBitset || (data.mask ? data.mask.bitset : null);
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var resultPixels, resultMask;
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resultPixels = new TypedArrayClass(data.width * data.height);
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if (storeDecodedMask && maskBitset) {
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resultMask = new Uint8Array(data.width * data.height);
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}
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var blockDataBuffer = new Float32Array(blockWidth * blockHeight);
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var xx, yy;
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for (var y = 0; y <= numY; y++) {
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var thisBlockHeight = y !== numY ? blockHeight : data.height % numY;
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if (thisBlockHeight === 0) {
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continue;
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}
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for (var x = 0; x <= numX; x++) {
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var thisBlockWidth = x !== numX ? blockWidth : data.width % numX;
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if (thisBlockWidth === 0) {
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continue;
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}
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var outPtr = y * data.width * blockHeight + x * blockWidth;
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var outStride = data.width - thisBlockWidth;
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var block = data.pixels.blocks[blockIdx];
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var blockData, blockPtr, constValue;
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if (block.encoding < 2) {
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if (block.encoding === 0) {
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blockData = block.rawData;
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} else {
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unstuff(block.stuffedData, block.bitsPerPixel, block.numValidPixels, block.offset, scale, blockDataBuffer, data.pixels.maxValue);
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blockData = blockDataBuffer;
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}
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blockPtr = 0;
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} else if (block.encoding === 2) {
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constValue = 0;
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} else {
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constValue = block.offset;
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}
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var maskByte;
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if (maskBitset) {
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for (yy = 0; yy < thisBlockHeight; yy++) {
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if (outPtr & 7) {
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maskByte = maskBitset[outPtr >> 3];
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maskByte <<= outPtr & 7;
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}
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for (xx = 0; xx < thisBlockWidth; xx++) {
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if (!(outPtr & 7)) {
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maskByte = maskBitset[outPtr >> 3];
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}
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if (maskByte & 128) {
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if (resultMask) {
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resultMask[outPtr] = 1;
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}
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currentValue = block.encoding < 2 ? blockData[blockPtr++] : constValue;
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minValue = minValue > currentValue ? currentValue : minValue;
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resultPixels[outPtr++] = currentValue;
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} else {
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if (resultMask) {
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resultMask[outPtr] = 0;
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}
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resultPixels[outPtr++] = noDataValue;
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}
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maskByte <<= 1;
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}
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outPtr += outStride;
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}
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} else {
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if (block.encoding < 2) {
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for (yy = 0; yy < thisBlockHeight; yy++) {
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for (xx = 0; xx < thisBlockWidth; xx++) {
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currentValue = blockData[blockPtr++];
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minValue = minValue > currentValue ? currentValue : minValue;
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resultPixels[outPtr++] = currentValue;
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}
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outPtr += outStride;
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}
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} else {
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minValue = minValue > constValue ? constValue : minValue;
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for (yy = 0; yy < thisBlockHeight; yy++) {
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for (xx = 0; xx < thisBlockWidth; xx++) {
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resultPixels[outPtr++] = constValue;
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}
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outPtr += outStride;
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}
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}
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}
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if (block.encoding === 1 && blockPtr !== block.numValidPixels) {
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throw "Block and Mask do not match";
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}
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blockIdx++;
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}
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}
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return {
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resultPixels,
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resultMask,
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minValue
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};
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};
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var formatFileInfo = function(data) {
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return {
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"fileIdentifierString": data.fileIdentifierString,
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"fileVersion": data.fileVersion,
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"imageType": data.imageType,
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"height": data.height,
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"width": data.width,
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"maxZError": data.maxZError,
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"eofOffset": data.eofOffset,
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"mask": data.mask ? {
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"numBlocksX": data.mask.numBlocksX,
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"numBlocksY": data.mask.numBlocksY,
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"numBytes": data.mask.numBytes,
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"maxValue": data.mask.maxValue
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} : null,
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"pixels": {
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"numBlocksX": data.pixels.numBlocksX,
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"numBlocksY": data.pixels.numBlocksY,
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"numBytes": data.pixels.numBytes,
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"maxValue": data.pixels.maxValue,
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"noDataValue": data.noDataValue
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}
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};
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};
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var computeUsedBitDepths = function(data) {
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var numBlocks = data.pixels.numBlocksX * data.pixels.numBlocksY;
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var bitDepths = {};
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for (var i = 0; i < numBlocks; i++) {
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var block = data.pixels.blocks[i];
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if (block.encoding === 0) {
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bitDepths.float32 = true;
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} else if (block.encoding === 1) {
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bitDepths[block.bitsPerPixel] = true;
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} else {
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bitDepths[0] = true;
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}
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}
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return Object.keys(bitDepths);
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};
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var parse = function(input, fp, skipMask) {
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var data = {};
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var fileIdView = new Uint8Array(input, fp, 10);
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data.fileIdentifierString = String.fromCharCode.apply(null, fileIdView);
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if (data.fileIdentifierString.trim() !== "CntZImage") {
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throw "Unexpected file identifier string: " + data.fileIdentifierString;
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}
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fp += 10;
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var view = new DataView(input, fp, 24);
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data.fileVersion = view.getInt32(0, true);
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data.imageType = view.getInt32(4, true);
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data.height = view.getUint32(8, true);
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data.width = view.getUint32(12, true);
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data.maxZError = view.getFloat64(16, true);
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fp += 24;
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if (!skipMask) {
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view = new DataView(input, fp, 16);
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data.mask = {};
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data.mask.numBlocksY = view.getUint32(0, true);
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data.mask.numBlocksX = view.getUint32(4, true);
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data.mask.numBytes = view.getUint32(8, true);
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data.mask.maxValue = view.getFloat32(12, true);
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fp += 16;
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if (data.mask.numBytes > 0) {
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var bitset = new Uint8Array(Math.ceil(data.width * data.height / 8));
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view = new DataView(input, fp, data.mask.numBytes);
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var cnt = view.getInt16(0, true);
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var ip = 2, op = 0;
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do {
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if (cnt > 0) {
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while (cnt--) {
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bitset[op++] = view.getUint8(ip++);
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}
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} else {
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var val = view.getUint8(ip++);
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cnt = -cnt;
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while (cnt--) {
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bitset[op++] = val;
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}
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}
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cnt = view.getInt16(ip, true);
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ip += 2;
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} while (ip < data.mask.numBytes);
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if (cnt !== -32768 || op < bitset.length) {
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throw "Unexpected end of mask RLE encoding";
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}
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data.mask.bitset = bitset;
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fp += data.mask.numBytes;
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} else if ((data.mask.numBytes | data.mask.numBlocksY | data.mask.maxValue) === 0) {
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data.mask.bitset = new Uint8Array(Math.ceil(data.width * data.height / 8));
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}
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}
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view = new DataView(input, fp, 16);
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data.pixels = {};
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data.pixels.numBlocksY = view.getUint32(0, true);
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data.pixels.numBlocksX = view.getUint32(4, true);
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data.pixels.numBytes = view.getUint32(8, true);
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data.pixels.maxValue = view.getFloat32(12, true);
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fp += 16;
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var numBlocksX = data.pixels.numBlocksX;
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var numBlocksY = data.pixels.numBlocksY;
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var actualNumBlocksX = numBlocksX + (data.width % numBlocksX > 0 ? 1 : 0);
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var actualNumBlocksY = numBlocksY + (data.height % numBlocksY > 0 ? 1 : 0);
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data.pixels.blocks = new Array(actualNumBlocksX * actualNumBlocksY);
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var blockI = 0;
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for (var blockY = 0; blockY < actualNumBlocksY; blockY++) {
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for (var blockX = 0; blockX < actualNumBlocksX; blockX++) {
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var size = 0;
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var bytesLeft = input.byteLength - fp;
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view = new DataView(input, fp, Math.min(10, bytesLeft));
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var block = {};
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data.pixels.blocks[blockI++] = block;
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var headerByte = view.getUint8(0);
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size++;
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block.encoding = headerByte & 63;
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if (block.encoding > 3) {
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throw "Invalid block encoding (" + block.encoding + ")";
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}
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if (block.encoding === 2) {
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fp++;
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continue;
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}
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if (headerByte !== 0 && headerByte !== 2) {
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headerByte >>= 6;
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block.offsetType = headerByte;
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if (headerByte === 2) {
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block.offset = view.getInt8(1);
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size++;
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} else if (headerByte === 1) {
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block.offset = view.getInt16(1, true);
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size += 2;
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} else if (headerByte === 0) {
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block.offset = view.getFloat32(1, true);
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size += 4;
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} else {
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throw "Invalid block offset type";
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}
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if (block.encoding === 1) {
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headerByte = view.getUint8(size);
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size++;
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block.bitsPerPixel = headerByte & 63;
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headerByte >>= 6;
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block.numValidPixelsType = headerByte;
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if (headerByte === 2) {
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block.numValidPixels = view.getUint8(size);
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size++;
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} else if (headerByte === 1) {
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block.numValidPixels = view.getUint16(size, true);
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size += 2;
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} else if (headerByte === 0) {
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block.numValidPixels = view.getUint32(size, true);
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size += 4;
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} else {
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throw "Invalid valid pixel count type";
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}
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}
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}
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fp += size;
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if (block.encoding === 3) {
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continue;
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}
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var arrayBuf, store8;
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if (block.encoding === 0) {
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var numPixels = (data.pixels.numBytes - 1) / 4;
|
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if (numPixels !== Math.floor(numPixels)) {
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throw "uncompressed block has invalid length";
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}
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arrayBuf = new ArrayBuffer(numPixels * 4);
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store8 = new Uint8Array(arrayBuf);
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store8.set(new Uint8Array(input, fp, numPixels * 4));
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var rawData = new Float32Array(arrayBuf);
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block.rawData = rawData;
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fp += numPixels * 4;
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} else if (block.encoding === 1) {
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var dataBytes = Math.ceil(block.numValidPixels * block.bitsPerPixel / 8);
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var dataWords = Math.ceil(dataBytes / 4);
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arrayBuf = new ArrayBuffer(dataWords * 4);
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store8 = new Uint8Array(arrayBuf);
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store8.set(new Uint8Array(input, fp, dataBytes));
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block.stuffedData = new Uint32Array(arrayBuf);
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fp += dataBytes;
|
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}
|
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}
|
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}
|
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data.eofOffset = fp;
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return data;
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};
|
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var unstuff = function(src, bitsPerPixel, numPixels, offset, scale, dest, maxValue) {
|
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var bitMask = (1 << bitsPerPixel) - 1;
|
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var i = 0, o;
|
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var bitsLeft = 0;
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var n, buffer;
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var nmax = Math.ceil((maxValue - offset) / scale);
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var numInvalidTailBytes = src.length * 4 - Math.ceil(bitsPerPixel * numPixels / 8);
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src[src.length - 1] <<= 8 * numInvalidTailBytes;
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for (o = 0; o < numPixels; o++) {
|
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if (bitsLeft === 0) {
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buffer = src[i++];
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bitsLeft = 32;
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}
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if (bitsLeft >= bitsPerPixel) {
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n = buffer >>> bitsLeft - bitsPerPixel & bitMask;
|
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bitsLeft -= bitsPerPixel;
|
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} else {
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var missingBits = bitsPerPixel - bitsLeft;
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n = (buffer & bitMask) << missingBits & bitMask;
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buffer = src[i++];
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bitsLeft = 32 - missingBits;
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n += buffer >>> bitsLeft;
|
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}
|
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dest[o] = n < nmax ? offset + n * scale : maxValue;
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}
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return dest;
|
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};
|
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return CntZImage;
|
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})();
|
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var Lerc2Decode = (function() {
|
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"use strict";
|
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var BitStuffer = {
|
|
//methods ending with 2 are for the new byte order used by Lerc2.3 and above.
|
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//originalUnstuff is used to unpack Huffman code table. code is duplicated to unstuffx for performance reasons.
|
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unstuff: function(src, dest, bitsPerPixel, numPixels, lutArr, offset, scale, maxValue) {
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var bitMask = (1 << bitsPerPixel) - 1;
|
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var i = 0, o;
|
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var bitsLeft = 0;
|
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var n, buffer, missingBits, nmax;
|
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var numInvalidTailBytes = src.length * 4 - Math.ceil(bitsPerPixel * numPixels / 8);
|
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src[src.length - 1] <<= 8 * numInvalidTailBytes;
|
|
if (lutArr) {
|
|
for (o = 0; o < numPixels; o++) {
|
|
if (bitsLeft === 0) {
|
|
buffer = src[i++];
|
|
bitsLeft = 32;
|
|
}
|
|
if (bitsLeft >= bitsPerPixel) {
|
|
n = buffer >>> bitsLeft - bitsPerPixel & bitMask;
|
|
bitsLeft -= bitsPerPixel;
|
|
} else {
|
|
missingBits = bitsPerPixel - bitsLeft;
|
|
n = (buffer & bitMask) << missingBits & bitMask;
|
|
buffer = src[i++];
|
|
bitsLeft = 32 - missingBits;
|
|
n += buffer >>> bitsLeft;
|
|
}
|
|
dest[o] = lutArr[n];
|
|
}
|
|
} else {
|
|
nmax = Math.ceil((maxValue - offset) / scale);
|
|
for (o = 0; o < numPixels; o++) {
|
|
if (bitsLeft === 0) {
|
|
buffer = src[i++];
|
|
bitsLeft = 32;
|
|
}
|
|
if (bitsLeft >= bitsPerPixel) {
|
|
n = buffer >>> bitsLeft - bitsPerPixel & bitMask;
|
|
bitsLeft -= bitsPerPixel;
|
|
} else {
|
|
missingBits = bitsPerPixel - bitsLeft;
|
|
n = (buffer & bitMask) << missingBits & bitMask;
|
|
buffer = src[i++];
|
|
bitsLeft = 32 - missingBits;
|
|
n += buffer >>> bitsLeft;
|
|
}
|
|
dest[o] = n < nmax ? offset + n * scale : maxValue;
|
|
}
|
|
}
|
|
},
|
|
unstuffLUT: function(src, bitsPerPixel, numPixels, offset, scale, maxValue) {
|
|
var bitMask = (1 << bitsPerPixel) - 1;
|
|
var i = 0, o = 0, missingBits = 0, bitsLeft = 0, n = 0;
|
|
var buffer;
|
|
var dest = [];
|
|
var numInvalidTailBytes = src.length * 4 - Math.ceil(bitsPerPixel * numPixels / 8);
|
|
src[src.length - 1] <<= 8 * numInvalidTailBytes;
|
|
var nmax = Math.ceil((maxValue - offset) / scale);
|
|
for (o = 0; o < numPixels; o++) {
|
|
if (bitsLeft === 0) {
|
|
buffer = src[i++];
|
|
bitsLeft = 32;
|
|
}
|
|
if (bitsLeft >= bitsPerPixel) {
|
|
n = buffer >>> bitsLeft - bitsPerPixel & bitMask;
|
|
bitsLeft -= bitsPerPixel;
|
|
} else {
|
|
missingBits = bitsPerPixel - bitsLeft;
|
|
n = (buffer & bitMask) << missingBits & bitMask;
|
|
buffer = src[i++];
|
|
bitsLeft = 32 - missingBits;
|
|
n += buffer >>> bitsLeft;
|
|
}
|
|
dest[o] = n < nmax ? offset + n * scale : maxValue;
|
|
}
|
|
dest.unshift(offset);
|
|
return dest;
|
|
},
|
|
unstuff2: function(src, dest, bitsPerPixel, numPixels, lutArr, offset, scale, maxValue) {
|
|
var bitMask = (1 << bitsPerPixel) - 1;
|
|
var i = 0, o;
|
|
var bitsLeft = 0, bitPos = 0;
|
|
var n, buffer, missingBits;
|
|
if (lutArr) {
|
|
for (o = 0; o < numPixels; o++) {
|
|
if (bitsLeft === 0) {
|
|
buffer = src[i++];
|
|
bitsLeft = 32;
|
|
bitPos = 0;
|
|
}
|
|
if (bitsLeft >= bitsPerPixel) {
|
|
n = buffer >>> bitPos & bitMask;
|
|
bitsLeft -= bitsPerPixel;
|
|
bitPos += bitsPerPixel;
|
|
} else {
|
|
missingBits = bitsPerPixel - bitsLeft;
|
|
n = buffer >>> bitPos & bitMask;
|
|
buffer = src[i++];
|
|
bitsLeft = 32 - missingBits;
|
|
n |= (buffer & (1 << missingBits) - 1) << bitsPerPixel - missingBits;
|
|
bitPos = missingBits;
|
|
}
|
|
dest[o] = lutArr[n];
|
|
}
|
|
} else {
|
|
var nmax = Math.ceil((maxValue - offset) / scale);
|
|
for (o = 0; o < numPixels; o++) {
|
|
if (bitsLeft === 0) {
|
|
buffer = src[i++];
|
|
bitsLeft = 32;
|
|
bitPos = 0;
|
|
}
|
|
if (bitsLeft >= bitsPerPixel) {
|
|
n = buffer >>> bitPos & bitMask;
|
|
bitsLeft -= bitsPerPixel;
|
|
bitPos += bitsPerPixel;
|
|
} else {
|
|
missingBits = bitsPerPixel - bitsLeft;
|
|
n = buffer >>> bitPos & bitMask;
|
|
buffer = src[i++];
|
|
bitsLeft = 32 - missingBits;
|
|
n |= (buffer & (1 << missingBits) - 1) << bitsPerPixel - missingBits;
|
|
bitPos = missingBits;
|
|
}
|
|
dest[o] = n < nmax ? offset + n * scale : maxValue;
|
|
}
|
|
}
|
|
return dest;
|
|
},
|
|
unstuffLUT2: function(src, bitsPerPixel, numPixels, offset, scale, maxValue) {
|
|
var bitMask = (1 << bitsPerPixel) - 1;
|
|
var i = 0, o = 0, missingBits = 0, bitsLeft = 0, n = 0, bitPos = 0;
|
|
var buffer;
|
|
var dest = [];
|
|
var nmax = Math.ceil((maxValue - offset) / scale);
|
|
for (o = 0; o < numPixels; o++) {
|
|
if (bitsLeft === 0) {
|
|
buffer = src[i++];
|
|
bitsLeft = 32;
|
|
bitPos = 0;
|
|
}
|
|
if (bitsLeft >= bitsPerPixel) {
|
|
n = buffer >>> bitPos & bitMask;
|
|
bitsLeft -= bitsPerPixel;
|
|
bitPos += bitsPerPixel;
|
|
} else {
|
|
missingBits = bitsPerPixel - bitsLeft;
|
|
n = buffer >>> bitPos & bitMask;
|
|
buffer = src[i++];
|
|
bitsLeft = 32 - missingBits;
|
|
n |= (buffer & (1 << missingBits) - 1) << bitsPerPixel - missingBits;
|
|
bitPos = missingBits;
|
|
}
|
|
dest[o] = n < nmax ? offset + n * scale : maxValue;
|
|
}
|
|
dest.unshift(offset);
|
|
return dest;
|
|
},
|
|
originalUnstuff: function(src, dest, bitsPerPixel, numPixels) {
|
|
var bitMask = (1 << bitsPerPixel) - 1;
|
|
var i = 0, o;
|
|
var bitsLeft = 0;
|
|
var n, buffer, missingBits;
|
|
var numInvalidTailBytes = src.length * 4 - Math.ceil(bitsPerPixel * numPixels / 8);
|
|
src[src.length - 1] <<= 8 * numInvalidTailBytes;
|
|
for (o = 0; o < numPixels; o++) {
|
|
if (bitsLeft === 0) {
|
|
buffer = src[i++];
|
|
bitsLeft = 32;
|
|
}
|
|
if (bitsLeft >= bitsPerPixel) {
|
|
n = buffer >>> bitsLeft - bitsPerPixel & bitMask;
|
|
bitsLeft -= bitsPerPixel;
|
|
} else {
|
|
missingBits = bitsPerPixel - bitsLeft;
|
|
n = (buffer & bitMask) << missingBits & bitMask;
|
|
buffer = src[i++];
|
|
bitsLeft = 32 - missingBits;
|
|
n += buffer >>> bitsLeft;
|
|
}
|
|
dest[o] = n;
|
|
}
|
|
return dest;
|
|
},
|
|
originalUnstuff2: function(src, dest, bitsPerPixel, numPixels) {
|
|
var bitMask = (1 << bitsPerPixel) - 1;
|
|
var i = 0, o;
|
|
var bitsLeft = 0, bitPos = 0;
|
|
var n, buffer, missingBits;
|
|
for (o = 0; o < numPixels; o++) {
|
|
if (bitsLeft === 0) {
|
|
buffer = src[i++];
|
|
bitsLeft = 32;
|
|
bitPos = 0;
|
|
}
|
|
if (bitsLeft >= bitsPerPixel) {
|
|
n = buffer >>> bitPos & bitMask;
|
|
bitsLeft -= bitsPerPixel;
|
|
bitPos += bitsPerPixel;
|
|
} else {
|
|
missingBits = bitsPerPixel - bitsLeft;
|
|
n = buffer >>> bitPos & bitMask;
|
|
buffer = src[i++];
|
|
bitsLeft = 32 - missingBits;
|
|
n |= (buffer & (1 << missingBits) - 1) << bitsPerPixel - missingBits;
|
|
bitPos = missingBits;
|
|
}
|
|
dest[o] = n;
|
|
}
|
|
return dest;
|
|
}
|
|
};
|
|
var Lerc2Helpers = {
|
|
HUFFMAN_LUT_BITS_MAX: 12,
|
|
//use 2^12 lut, treat it like constant
|
|
computeChecksumFletcher32: function(input) {
|
|
var sum1 = 65535, sum2 = 65535;
|
|
var len = input.length;
|
|
var words = Math.floor(len / 2);
|
|
var i = 0;
|
|
while (words) {
|
|
var tlen = words >= 359 ? 359 : words;
|
|
words -= tlen;
|
|
do {
|
|
sum1 += input[i++] << 8;
|
|
sum2 += sum1 += input[i++];
|
|
} while (--tlen);
|
|
sum1 = (sum1 & 65535) + (sum1 >>> 16);
|
|
sum2 = (sum2 & 65535) + (sum2 >>> 16);
|
|
}
|
|
if (len & 1) {
|
|
sum2 += sum1 += input[i] << 8;
|
|
}
|
|
sum1 = (sum1 & 65535) + (sum1 >>> 16);
|
|
sum2 = (sum2 & 65535) + (sum2 >>> 16);
|
|
return (sum2 << 16 | sum1) >>> 0;
|
|
},
|
|
readHeaderInfo: function(input, data) {
|
|
var ptr = data.ptr;
|
|
var fileIdView = new Uint8Array(input, ptr, 6);
|
|
var headerInfo = {};
|
|
headerInfo.fileIdentifierString = String.fromCharCode.apply(null, fileIdView);
|
|
if (headerInfo.fileIdentifierString.lastIndexOf("Lerc2", 0) !== 0) {
|
|
throw "Unexpected file identifier string (expect Lerc2 ): " + headerInfo.fileIdentifierString;
|
|
}
|
|
ptr += 6;
|
|
var view = new DataView(input, ptr, 8);
|
|
var fileVersion = view.getInt32(0, true);
|
|
headerInfo.fileVersion = fileVersion;
|
|
ptr += 4;
|
|
if (fileVersion >= 3) {
|
|
headerInfo.checksum = view.getUint32(4, true);
|
|
ptr += 4;
|
|
}
|
|
view = new DataView(input, ptr, 12);
|
|
headerInfo.height = view.getUint32(0, true);
|
|
headerInfo.width = view.getUint32(4, true);
|
|
ptr += 8;
|
|
if (fileVersion >= 4) {
|
|
headerInfo.numDims = view.getUint32(8, true);
|
|
ptr += 4;
|
|
} else {
|
|
headerInfo.numDims = 1;
|
|
}
|
|
view = new DataView(input, ptr, 40);
|
|
headerInfo.numValidPixel = view.getUint32(0, true);
|
|
headerInfo.microBlockSize = view.getInt32(4, true);
|
|
headerInfo.blobSize = view.getInt32(8, true);
|
|
headerInfo.imageType = view.getInt32(12, true);
|
|
headerInfo.maxZError = view.getFloat64(16, true);
|
|
headerInfo.zMin = view.getFloat64(24, true);
|
|
headerInfo.zMax = view.getFloat64(32, true);
|
|
ptr += 40;
|
|
data.headerInfo = headerInfo;
|
|
data.ptr = ptr;
|
|
var checksum, keyLength;
|
|
if (fileVersion >= 3) {
|
|
keyLength = fileVersion >= 4 ? 52 : 48;
|
|
checksum = this.computeChecksumFletcher32(new Uint8Array(input, ptr - keyLength, headerInfo.blobSize - 14));
|
|
if (checksum !== headerInfo.checksum) {
|
|
throw "Checksum failed.";
|
|
}
|
|
}
|
|
return true;
|
|
},
|
|
checkMinMaxRanges: function(input, data) {
|
|
var headerInfo = data.headerInfo;
|
|
var OutPixelTypeArray = this.getDataTypeArray(headerInfo.imageType);
|
|
var rangeBytes = headerInfo.numDims * this.getDataTypeSize(headerInfo.imageType);
|
|
var minValues = this.readSubArray(input, data.ptr, OutPixelTypeArray, rangeBytes);
|
|
var maxValues = this.readSubArray(input, data.ptr + rangeBytes, OutPixelTypeArray, rangeBytes);
|
|
data.ptr += 2 * rangeBytes;
|
|
var i, equal = true;
|
|
for (i = 0; i < headerInfo.numDims; i++) {
|
|
if (minValues[i] !== maxValues[i]) {
|
|
equal = false;
|
|
break;
|
|
}
|
|
}
|
|
headerInfo.minValues = minValues;
|
|
headerInfo.maxValues = maxValues;
|
|
return equal;
|
|
},
|
|
readSubArray: function(input, ptr, OutPixelTypeArray, numBytes) {
|
|
var rawData;
|
|
if (OutPixelTypeArray === Uint8Array) {
|
|
rawData = new Uint8Array(input, ptr, numBytes);
|
|
} else {
|
|
var arrayBuf = new ArrayBuffer(numBytes);
|
|
var store8 = new Uint8Array(arrayBuf);
|
|
store8.set(new Uint8Array(input, ptr, numBytes));
|
|
rawData = new OutPixelTypeArray(arrayBuf);
|
|
}
|
|
return rawData;
|
|
},
|
|
readMask: function(input, data) {
|
|
var ptr = data.ptr;
|
|
var headerInfo = data.headerInfo;
|
|
var numPixels = headerInfo.width * headerInfo.height;
|
|
var numValidPixel = headerInfo.numValidPixel;
|
|
var view = new DataView(input, ptr, 4);
|
|
var mask = {};
|
|
mask.numBytes = view.getUint32(0, true);
|
|
ptr += 4;
|
|
if ((0 === numValidPixel || numPixels === numValidPixel) && 0 !== mask.numBytes) {
|
|
throw "invalid mask";
|
|
}
|
|
var bitset, resultMask;
|
|
if (numValidPixel === 0) {
|
|
bitset = new Uint8Array(Math.ceil(numPixels / 8));
|
|
mask.bitset = bitset;
|
|
resultMask = new Uint8Array(numPixels);
|
|
data.pixels.resultMask = resultMask;
|
|
ptr += mask.numBytes;
|
|
} else if (mask.numBytes > 0) {
|
|
bitset = new Uint8Array(Math.ceil(numPixels / 8));
|
|
view = new DataView(input, ptr, mask.numBytes);
|
|
var cnt = view.getInt16(0, true);
|
|
var ip = 2, op = 0, val = 0;
|
|
do {
|
|
if (cnt > 0) {
|
|
while (cnt--) {
|
|
bitset[op++] = view.getUint8(ip++);
|
|
}
|
|
} else {
|
|
val = view.getUint8(ip++);
|
|
cnt = -cnt;
|
|
while (cnt--) {
|
|
bitset[op++] = val;
|
|
}
|
|
}
|
|
cnt = view.getInt16(ip, true);
|
|
ip += 2;
|
|
} while (ip < mask.numBytes);
|
|
if (cnt !== -32768 || op < bitset.length) {
|
|
throw "Unexpected end of mask RLE encoding";
|
|
}
|
|
resultMask = new Uint8Array(numPixels);
|
|
var mb = 0, k = 0;
|
|
for (k = 0; k < numPixels; k++) {
|
|
if (k & 7) {
|
|
mb = bitset[k >> 3];
|
|
mb <<= k & 7;
|
|
} else {
|
|
mb = bitset[k >> 3];
|
|
}
|
|
if (mb & 128) {
|
|
resultMask[k] = 1;
|
|
}
|
|
}
|
|
data.pixels.resultMask = resultMask;
|
|
mask.bitset = bitset;
|
|
ptr += mask.numBytes;
|
|
}
|
|
data.ptr = ptr;
|
|
data.mask = mask;
|
|
return true;
|
|
},
|
|
readDataOneSweep: function(input, data, OutPixelTypeArray, useBSQForOutputDim) {
|
|
var ptr = data.ptr;
|
|
var headerInfo = data.headerInfo;
|
|
var numDims = headerInfo.numDims;
|
|
var numPixels = headerInfo.width * headerInfo.height;
|
|
var imageType = headerInfo.imageType;
|
|
var numBytes = headerInfo.numValidPixel * Lerc2Helpers.getDataTypeSize(imageType) * numDims;
|
|
var rawData;
|
|
var mask = data.pixels.resultMask;
|
|
if (OutPixelTypeArray === Uint8Array) {
|
|
rawData = new Uint8Array(input, ptr, numBytes);
|
|
} else {
|
|
var arrayBuf = new ArrayBuffer(numBytes);
|
|
var store8 = new Uint8Array(arrayBuf);
|
|
store8.set(new Uint8Array(input, ptr, numBytes));
|
|
rawData = new OutPixelTypeArray(arrayBuf);
|
|
}
|
|
if (rawData.length === numPixels * numDims) {
|
|
if (useBSQForOutputDim) {
|
|
data.pixels.resultPixels = Lerc2Helpers.swapDimensionOrder(rawData, numPixels, numDims, OutPixelTypeArray, true);
|
|
} else {
|
|
data.pixels.resultPixels = rawData;
|
|
}
|
|
} else {
|
|
data.pixels.resultPixels = new OutPixelTypeArray(numPixels * numDims);
|
|
var z = 0, k = 0, i = 0, nStart = 0;
|
|
if (numDims > 1) {
|
|
if (useBSQForOutputDim) {
|
|
for (k = 0; k < numPixels; k++) {
|
|
if (mask[k]) {
|
|
nStart = k;
|
|
for (i = 0; i < numDims; i++, nStart += numPixels) {
|
|
data.pixels.resultPixels[nStart] = rawData[z++];
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
for (k = 0; k < numPixels; k++) {
|
|
if (mask[k]) {
|
|
nStart = k * numDims;
|
|
for (i = 0; i < numDims; i++) {
|
|
data.pixels.resultPixels[nStart + i] = rawData[z++];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
for (k = 0; k < numPixels; k++) {
|
|
if (mask[k]) {
|
|
data.pixels.resultPixels[k] = rawData[z++];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
ptr += numBytes;
|
|
data.ptr = ptr;
|
|
return true;
|
|
},
|
|
readHuffmanTree: function(input, data) {
|
|
var BITS_MAX = this.HUFFMAN_LUT_BITS_MAX;
|
|
var view = new DataView(input, data.ptr, 16);
|
|
data.ptr += 16;
|
|
var version = view.getInt32(0, true);
|
|
if (version < 2) {
|
|
throw "unsupported Huffman version";
|
|
}
|
|
var size = view.getInt32(4, true);
|
|
var i0 = view.getInt32(8, true);
|
|
var i1 = view.getInt32(12, true);
|
|
if (i0 >= i1) {
|
|
return false;
|
|
}
|
|
var blockDataBuffer = new Uint32Array(i1 - i0);
|
|
Lerc2Helpers.decodeBits(input, data, blockDataBuffer);
|
|
var codeTable = [];
|
|
var i, j, k, len;
|
|
for (i = i0; i < i1; i++) {
|
|
j = i - (i < size ? 0 : size);
|
|
codeTable[j] = { first: blockDataBuffer[i - i0], second: null };
|
|
}
|
|
var dataBytes = input.byteLength - data.ptr;
|
|
var dataWords = Math.ceil(dataBytes / 4);
|
|
var arrayBuf = new ArrayBuffer(dataWords * 4);
|
|
var store8 = new Uint8Array(arrayBuf);
|
|
store8.set(new Uint8Array(input, data.ptr, dataBytes));
|
|
var stuffedData = new Uint32Array(arrayBuf);
|
|
var bitPos = 0, word, srcPtr = 0;
|
|
word = stuffedData[0];
|
|
for (i = i0; i < i1; i++) {
|
|
j = i - (i < size ? 0 : size);
|
|
len = codeTable[j].first;
|
|
if (len > 0) {
|
|
codeTable[j].second = word << bitPos >>> 32 - len;
|
|
if (32 - bitPos >= len) {
|
|
bitPos += len;
|
|
if (bitPos === 32) {
|
|
bitPos = 0;
|
|
srcPtr++;
|
|
word = stuffedData[srcPtr];
|
|
}
|
|
} else {
|
|
bitPos += len - 32;
|
|
srcPtr++;
|
|
word = stuffedData[srcPtr];
|
|
codeTable[j].second |= word >>> 32 - bitPos;
|
|
}
|
|
}
|
|
}
|
|
var numBitsLUT = 0, numBitsLUTQick = 0;
|
|
var tree = new TreeNode();
|
|
for (i = 0; i < codeTable.length; i++) {
|
|
if (codeTable[i] !== void 0) {
|
|
numBitsLUT = Math.max(numBitsLUT, codeTable[i].first);
|
|
}
|
|
}
|
|
if (numBitsLUT >= BITS_MAX) {
|
|
numBitsLUTQick = BITS_MAX;
|
|
} else {
|
|
numBitsLUTQick = numBitsLUT;
|
|
}
|
|
var decodeLut = [], entry, code, numEntries, jj, currentBit, node;
|
|
for (i = i0; i < i1; i++) {
|
|
j = i - (i < size ? 0 : size);
|
|
len = codeTable[j].first;
|
|
if (len > 0) {
|
|
entry = [len, j];
|
|
if (len <= numBitsLUTQick) {
|
|
code = codeTable[j].second << numBitsLUTQick - len;
|
|
numEntries = 1 << numBitsLUTQick - len;
|
|
for (k = 0; k < numEntries; k++) {
|
|
decodeLut[code | k] = entry;
|
|
}
|
|
} else {
|
|
code = codeTable[j].second;
|
|
node = tree;
|
|
for (jj = len - 1; jj >= 0; jj--) {
|
|
currentBit = code >>> jj & 1;
|
|
if (currentBit) {
|
|
if (!node.right) {
|
|
node.right = new TreeNode();
|
|
}
|
|
node = node.right;
|
|
} else {
|
|
if (!node.left) {
|
|
node.left = new TreeNode();
|
|
}
|
|
node = node.left;
|
|
}
|
|
if (jj === 0 && !node.val) {
|
|
node.val = entry[1];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return {
|
|
decodeLut,
|
|
numBitsLUTQick,
|
|
numBitsLUT,
|
|
tree,
|
|
stuffedData,
|
|
srcPtr,
|
|
bitPos
|
|
};
|
|
},
|
|
readHuffman: function(input, data, OutPixelTypeArray, useBSQForOutputDim) {
|
|
var headerInfo = data.headerInfo;
|
|
var numDims = headerInfo.numDims;
|
|
var height = data.headerInfo.height;
|
|
var width = data.headerInfo.width;
|
|
var numPixels = width * height;
|
|
var huffmanInfo = this.readHuffmanTree(input, data);
|
|
var decodeLut = huffmanInfo.decodeLut;
|
|
var tree = huffmanInfo.tree;
|
|
var stuffedData = huffmanInfo.stuffedData;
|
|
var srcPtr = huffmanInfo.srcPtr;
|
|
var bitPos = huffmanInfo.bitPos;
|
|
var numBitsLUTQick = huffmanInfo.numBitsLUTQick;
|
|
var numBitsLUT = huffmanInfo.numBitsLUT;
|
|
var offset = data.headerInfo.imageType === 0 ? 128 : 0;
|
|
var node, val, delta, mask = data.pixels.resultMask, valTmp, valTmpQuick, currentBit;
|
|
var i, j, k, ii;
|
|
var prevVal = 0;
|
|
if (bitPos > 0) {
|
|
srcPtr++;
|
|
bitPos = 0;
|
|
}
|
|
var word = stuffedData[srcPtr];
|
|
var deltaEncode = data.encodeMode === 1;
|
|
var resultPixelsAllDim = new OutPixelTypeArray(numPixels * numDims);
|
|
var resultPixels = resultPixelsAllDim;
|
|
var iDim;
|
|
if (numDims < 2 || deltaEncode) {
|
|
for (iDim = 0; iDim < numDims; iDim++) {
|
|
if (numDims > 1) {
|
|
resultPixels = new OutPixelTypeArray(resultPixelsAllDim.buffer, numPixels * iDim, numPixels);
|
|
prevVal = 0;
|
|
}
|
|
if (data.headerInfo.numValidPixel === width * height) {
|
|
for (k = 0, i = 0; i < height; i++) {
|
|
for (j = 0; j < width; j++, k++) {
|
|
val = 0;
|
|
valTmp = word << bitPos >>> 32 - numBitsLUTQick;
|
|
valTmpQuick = valTmp;
|
|
if (32 - bitPos < numBitsLUTQick) {
|
|
valTmp |= stuffedData[srcPtr + 1] >>> 64 - bitPos - numBitsLUTQick;
|
|
valTmpQuick = valTmp;
|
|
}
|
|
if (decodeLut[valTmpQuick]) {
|
|
val = decodeLut[valTmpQuick][1];
|
|
bitPos += decodeLut[valTmpQuick][0];
|
|
} else {
|
|
valTmp = word << bitPos >>> 32 - numBitsLUT;
|
|
valTmpQuick = valTmp;
|
|
if (32 - bitPos < numBitsLUT) {
|
|
valTmp |= stuffedData[srcPtr + 1] >>> 64 - bitPos - numBitsLUT;
|
|
valTmpQuick = valTmp;
|
|
}
|
|
node = tree;
|
|
for (ii = 0; ii < numBitsLUT; ii++) {
|
|
currentBit = valTmp >>> numBitsLUT - ii - 1 & 1;
|
|
node = currentBit ? node.right : node.left;
|
|
if (!(node.left || node.right)) {
|
|
val = node.val;
|
|
bitPos = bitPos + ii + 1;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (bitPos >= 32) {
|
|
bitPos -= 32;
|
|
srcPtr++;
|
|
word = stuffedData[srcPtr];
|
|
}
|
|
delta = val - offset;
|
|
if (deltaEncode) {
|
|
if (j > 0) {
|
|
delta += prevVal;
|
|
} else if (i > 0) {
|
|
delta += resultPixels[k - width];
|
|
} else {
|
|
delta += prevVal;
|
|
}
|
|
delta &= 255;
|
|
resultPixels[k] = delta;
|
|
prevVal = delta;
|
|
} else {
|
|
resultPixels[k] = delta;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
for (k = 0, i = 0; i < height; i++) {
|
|
for (j = 0; j < width; j++, k++) {
|
|
if (mask[k]) {
|
|
val = 0;
|
|
valTmp = word << bitPos >>> 32 - numBitsLUTQick;
|
|
valTmpQuick = valTmp;
|
|
if (32 - bitPos < numBitsLUTQick) {
|
|
valTmp |= stuffedData[srcPtr + 1] >>> 64 - bitPos - numBitsLUTQick;
|
|
valTmpQuick = valTmp;
|
|
}
|
|
if (decodeLut[valTmpQuick]) {
|
|
val = decodeLut[valTmpQuick][1];
|
|
bitPos += decodeLut[valTmpQuick][0];
|
|
} else {
|
|
valTmp = word << bitPos >>> 32 - numBitsLUT;
|
|
valTmpQuick = valTmp;
|
|
if (32 - bitPos < numBitsLUT) {
|
|
valTmp |= stuffedData[srcPtr + 1] >>> 64 - bitPos - numBitsLUT;
|
|
valTmpQuick = valTmp;
|
|
}
|
|
node = tree;
|
|
for (ii = 0; ii < numBitsLUT; ii++) {
|
|
currentBit = valTmp >>> numBitsLUT - ii - 1 & 1;
|
|
node = currentBit ? node.right : node.left;
|
|
if (!(node.left || node.right)) {
|
|
val = node.val;
|
|
bitPos = bitPos + ii + 1;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (bitPos >= 32) {
|
|
bitPos -= 32;
|
|
srcPtr++;
|
|
word = stuffedData[srcPtr];
|
|
}
|
|
delta = val - offset;
|
|
if (deltaEncode) {
|
|
if (j > 0 && mask[k - 1]) {
|
|
delta += prevVal;
|
|
} else if (i > 0 && mask[k - width]) {
|
|
delta += resultPixels[k - width];
|
|
} else {
|
|
delta += prevVal;
|
|
}
|
|
delta &= 255;
|
|
resultPixels[k] = delta;
|
|
prevVal = delta;
|
|
} else {
|
|
resultPixels[k] = delta;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
for (k = 0, i = 0; i < height; i++) {
|
|
for (j = 0; j < width; j++) {
|
|
k = i * width + j;
|
|
if (!mask || mask[k]) {
|
|
for (iDim = 0; iDim < numDims; iDim++, k += numPixels) {
|
|
val = 0;
|
|
valTmp = word << bitPos >>> 32 - numBitsLUTQick;
|
|
valTmpQuick = valTmp;
|
|
if (32 - bitPos < numBitsLUTQick) {
|
|
valTmp |= stuffedData[srcPtr + 1] >>> 64 - bitPos - numBitsLUTQick;
|
|
valTmpQuick = valTmp;
|
|
}
|
|
if (decodeLut[valTmpQuick]) {
|
|
val = decodeLut[valTmpQuick][1];
|
|
bitPos += decodeLut[valTmpQuick][0];
|
|
} else {
|
|
valTmp = word << bitPos >>> 32 - numBitsLUT;
|
|
valTmpQuick = valTmp;
|
|
if (32 - bitPos < numBitsLUT) {
|
|
valTmp |= stuffedData[srcPtr + 1] >>> 64 - bitPos - numBitsLUT;
|
|
valTmpQuick = valTmp;
|
|
}
|
|
node = tree;
|
|
for (ii = 0; ii < numBitsLUT; ii++) {
|
|
currentBit = valTmp >>> numBitsLUT - ii - 1 & 1;
|
|
node = currentBit ? node.right : node.left;
|
|
if (!(node.left || node.right)) {
|
|
val = node.val;
|
|
bitPos = bitPos + ii + 1;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (bitPos >= 32) {
|
|
bitPos -= 32;
|
|
srcPtr++;
|
|
word = stuffedData[srcPtr];
|
|
}
|
|
delta = val - offset;
|
|
resultPixels[k] = delta;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
data.ptr = data.ptr + (srcPtr + 1) * 4 + (bitPos > 0 ? 4 : 0);
|
|
data.pixels.resultPixels = resultPixelsAllDim;
|
|
if (numDims > 1 && !useBSQForOutputDim) {
|
|
data.pixels.resultPixels = Lerc2Helpers.swapDimensionOrder(resultPixelsAllDim, numPixels, numDims, OutPixelTypeArray);
|
|
}
|
|
},
|
|
decodeBits: function(input, data, blockDataBuffer, offset, iDim) {
|
|
{
|
|
var headerInfo = data.headerInfo;
|
|
var fileVersion = headerInfo.fileVersion;
|
|
var blockPtr = 0;
|
|
var viewByteLength = input.byteLength - data.ptr >= 5 ? 5 : input.byteLength - data.ptr;
|
|
var view = new DataView(input, data.ptr, viewByteLength);
|
|
var headerByte = view.getUint8(0);
|
|
blockPtr++;
|
|
var bits67 = headerByte >> 6;
|
|
var n = bits67 === 0 ? 4 : 3 - bits67;
|
|
var doLut = (headerByte & 32) > 0 ? true : false;
|
|
var numBits = headerByte & 31;
|
|
var numElements = 0;
|
|
if (n === 1) {
|
|
numElements = view.getUint8(blockPtr);
|
|
blockPtr++;
|
|
} else if (n === 2) {
|
|
numElements = view.getUint16(blockPtr, true);
|
|
blockPtr += 2;
|
|
} else if (n === 4) {
|
|
numElements = view.getUint32(blockPtr, true);
|
|
blockPtr += 4;
|
|
} else {
|
|
throw "Invalid valid pixel count type";
|
|
}
|
|
var scale = 2 * headerInfo.maxZError;
|
|
var stuffedData, arrayBuf, store8, dataBytes, dataWords;
|
|
var lutArr, lutData, lutBytes, lutBitsPerElement, bitsPerPixel;
|
|
var zMax = headerInfo.numDims > 1 ? headerInfo.maxValues[iDim] : headerInfo.zMax;
|
|
if (doLut) {
|
|
data.counter.lut++;
|
|
lutBytes = view.getUint8(blockPtr);
|
|
lutBitsPerElement = numBits;
|
|
blockPtr++;
|
|
dataBytes = Math.ceil((lutBytes - 1) * numBits / 8);
|
|
dataWords = Math.ceil(dataBytes / 4);
|
|
arrayBuf = new ArrayBuffer(dataWords * 4);
|
|
store8 = new Uint8Array(arrayBuf);
|
|
data.ptr += blockPtr;
|
|
store8.set(new Uint8Array(input, data.ptr, dataBytes));
|
|
lutData = new Uint32Array(arrayBuf);
|
|
data.ptr += dataBytes;
|
|
bitsPerPixel = 0;
|
|
while (lutBytes - 1 >>> bitsPerPixel) {
|
|
bitsPerPixel++;
|
|
}
|
|
dataBytes = Math.ceil(numElements * bitsPerPixel / 8);
|
|
dataWords = Math.ceil(dataBytes / 4);
|
|
arrayBuf = new ArrayBuffer(dataWords * 4);
|
|
store8 = new Uint8Array(arrayBuf);
|
|
store8.set(new Uint8Array(input, data.ptr, dataBytes));
|
|
stuffedData = new Uint32Array(arrayBuf);
|
|
data.ptr += dataBytes;
|
|
if (fileVersion >= 3) {
|
|
lutArr = BitStuffer.unstuffLUT2(lutData, numBits, lutBytes - 1, offset, scale, zMax);
|
|
} else {
|
|
lutArr = BitStuffer.unstuffLUT(lutData, numBits, lutBytes - 1, offset, scale, zMax);
|
|
}
|
|
if (fileVersion >= 3) {
|
|
BitStuffer.unstuff2(stuffedData, blockDataBuffer, bitsPerPixel, numElements, lutArr);
|
|
} else {
|
|
BitStuffer.unstuff(stuffedData, blockDataBuffer, bitsPerPixel, numElements, lutArr);
|
|
}
|
|
} else {
|
|
data.counter.bitstuffer++;
|
|
bitsPerPixel = numBits;
|
|
data.ptr += blockPtr;
|
|
if (bitsPerPixel > 0) {
|
|
dataBytes = Math.ceil(numElements * bitsPerPixel / 8);
|
|
dataWords = Math.ceil(dataBytes / 4);
|
|
arrayBuf = new ArrayBuffer(dataWords * 4);
|
|
store8 = new Uint8Array(arrayBuf);
|
|
store8.set(new Uint8Array(input, data.ptr, dataBytes));
|
|
stuffedData = new Uint32Array(arrayBuf);
|
|
data.ptr += dataBytes;
|
|
if (fileVersion >= 3) {
|
|
if (offset == null) {
|
|
BitStuffer.originalUnstuff2(stuffedData, blockDataBuffer, bitsPerPixel, numElements);
|
|
} else {
|
|
BitStuffer.unstuff2(stuffedData, blockDataBuffer, bitsPerPixel, numElements, false, offset, scale, zMax);
|
|
}
|
|
} else {
|
|
if (offset == null) {
|
|
BitStuffer.originalUnstuff(stuffedData, blockDataBuffer, bitsPerPixel, numElements);
|
|
} else {
|
|
BitStuffer.unstuff(stuffedData, blockDataBuffer, bitsPerPixel, numElements, false, offset, scale, zMax);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
},
|
|
readTiles: function(input, data, OutPixelTypeArray, useBSQForOutputDim) {
|
|
var headerInfo = data.headerInfo;
|
|
var width = headerInfo.width;
|
|
var height = headerInfo.height;
|
|
var numPixels = width * height;
|
|
var microBlockSize = headerInfo.microBlockSize;
|
|
var imageType = headerInfo.imageType;
|
|
var dataTypeSize = Lerc2Helpers.getDataTypeSize(imageType);
|
|
var numBlocksX = Math.ceil(width / microBlockSize);
|
|
var numBlocksY = Math.ceil(height / microBlockSize);
|
|
data.pixels.numBlocksY = numBlocksY;
|
|
data.pixels.numBlocksX = numBlocksX;
|
|
data.pixels.ptr = 0;
|
|
var row = 0, col = 0, blockY = 0, blockX = 0, thisBlockHeight = 0, thisBlockWidth = 0, bytesLeft = 0, headerByte = 0, bits67 = 0, testCode = 0, outPtr = 0, outStride = 0, numBytes = 0, bytesleft = 0, z = 0, blockPtr = 0;
|
|
var view, block, arrayBuf, store8, rawData;
|
|
var blockEncoding;
|
|
var blockDataBuffer = new OutPixelTypeArray(microBlockSize * microBlockSize);
|
|
var lastBlockHeight = height % microBlockSize || microBlockSize;
|
|
var lastBlockWidth = width % microBlockSize || microBlockSize;
|
|
var offsetType, offset;
|
|
var numDims = headerInfo.numDims, iDim;
|
|
var mask = data.pixels.resultMask;
|
|
var resultPixels = data.pixels.resultPixels;
|
|
var fileVersion = headerInfo.fileVersion;
|
|
var fileVersionCheckNum = fileVersion >= 5 ? 14 : 15;
|
|
var isDiffEncoding;
|
|
var zMax = headerInfo.zMax;
|
|
var resultPixelsPrevDim;
|
|
for (blockY = 0; blockY < numBlocksY; blockY++) {
|
|
thisBlockHeight = blockY !== numBlocksY - 1 ? microBlockSize : lastBlockHeight;
|
|
for (blockX = 0; blockX < numBlocksX; blockX++) {
|
|
thisBlockWidth = blockX !== numBlocksX - 1 ? microBlockSize : lastBlockWidth;
|
|
outPtr = blockY * width * microBlockSize + blockX * microBlockSize;
|
|
outStride = width - thisBlockWidth;
|
|
for (iDim = 0; iDim < numDims; iDim++) {
|
|
if (numDims > 1) {
|
|
resultPixelsPrevDim = resultPixels;
|
|
outPtr = blockY * width * microBlockSize + blockX * microBlockSize;
|
|
resultPixels = new OutPixelTypeArray(data.pixels.resultPixels.buffer, numPixels * iDim * dataTypeSize, numPixels);
|
|
zMax = headerInfo.maxValues[iDim];
|
|
} else {
|
|
resultPixelsPrevDim = null;
|
|
}
|
|
bytesLeft = input.byteLength - data.ptr;
|
|
view = new DataView(input, data.ptr, Math.min(10, bytesLeft));
|
|
block = {};
|
|
blockPtr = 0;
|
|
headerByte = view.getUint8(0);
|
|
blockPtr++;
|
|
isDiffEncoding = headerInfo.fileVersion >= 5 ? headerByte & 4 : 0;
|
|
bits67 = headerByte >> 6 & 255;
|
|
testCode = headerByte >> 2 & fileVersionCheckNum;
|
|
if (testCode !== (blockX * microBlockSize >> 3 & fileVersionCheckNum)) {
|
|
throw "integrity issue";
|
|
}
|
|
if (isDiffEncoding && iDim === 0) {
|
|
throw "integrity issue";
|
|
}
|
|
blockEncoding = headerByte & 3;
|
|
if (blockEncoding > 3) {
|
|
data.ptr += blockPtr;
|
|
throw "Invalid block encoding (" + blockEncoding + ")";
|
|
} else if (blockEncoding === 2) {
|
|
if (isDiffEncoding) {
|
|
if (mask) {
|
|
for (row = 0; row < thisBlockHeight; row++) {
|
|
for (col = 0; col < thisBlockWidth; col++) {
|
|
if (mask[outPtr]) {
|
|
resultPixels[outPtr] = resultPixelsPrevDim[outPtr];
|
|
}
|
|
outPtr++;
|
|
}
|
|
}
|
|
} else {
|
|
for (row = 0; row < thisBlockHeight; row++) {
|
|
for (col = 0; col < thisBlockWidth; col++) {
|
|
resultPixels[outPtr] = resultPixelsPrevDim[outPtr];
|
|
outPtr++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
data.counter.constant++;
|
|
data.ptr += blockPtr;
|
|
continue;
|
|
} else if (blockEncoding === 0) {
|
|
if (isDiffEncoding) {
|
|
throw "integrity issue";
|
|
}
|
|
data.counter.uncompressed++;
|
|
data.ptr += blockPtr;
|
|
numBytes = thisBlockHeight * thisBlockWidth * dataTypeSize;
|
|
bytesleft = input.byteLength - data.ptr;
|
|
numBytes = numBytes < bytesleft ? numBytes : bytesleft;
|
|
arrayBuf = new ArrayBuffer(numBytes % dataTypeSize === 0 ? numBytes : numBytes + dataTypeSize - numBytes % dataTypeSize);
|
|
store8 = new Uint8Array(arrayBuf);
|
|
store8.set(new Uint8Array(input, data.ptr, numBytes));
|
|
rawData = new OutPixelTypeArray(arrayBuf);
|
|
z = 0;
|
|
if (mask) {
|
|
for (row = 0; row < thisBlockHeight; row++) {
|
|
for (col = 0; col < thisBlockWidth; col++) {
|
|
if (mask[outPtr]) {
|
|
resultPixels[outPtr] = rawData[z++];
|
|
}
|
|
outPtr++;
|
|
}
|
|
outPtr += outStride;
|
|
}
|
|
} else {
|
|
for (row = 0; row < thisBlockHeight; row++) {
|
|
for (col = 0; col < thisBlockWidth; col++) {
|
|
resultPixels[outPtr++] = rawData[z++];
|
|
}
|
|
outPtr += outStride;
|
|
}
|
|
}
|
|
data.ptr += z * dataTypeSize;
|
|
} else {
|
|
offsetType = Lerc2Helpers.getDataTypeUsed(isDiffEncoding && imageType < 6 ? 4 : imageType, bits67);
|
|
offset = Lerc2Helpers.getOnePixel(block, blockPtr, offsetType, view);
|
|
blockPtr += Lerc2Helpers.getDataTypeSize(offsetType);
|
|
if (blockEncoding === 3) {
|
|
data.ptr += blockPtr;
|
|
data.counter.constantoffset++;
|
|
if (mask) {
|
|
for (row = 0; row < thisBlockHeight; row++) {
|
|
for (col = 0; col < thisBlockWidth; col++) {
|
|
if (mask[outPtr]) {
|
|
resultPixels[outPtr] = isDiffEncoding ? Math.min(zMax, resultPixelsPrevDim[outPtr] + offset) : offset;
|
|
}
|
|
outPtr++;
|
|
}
|
|
outPtr += outStride;
|
|
}
|
|
} else {
|
|
for (row = 0; row < thisBlockHeight; row++) {
|
|
for (col = 0; col < thisBlockWidth; col++) {
|
|
resultPixels[outPtr] = isDiffEncoding ? Math.min(zMax, resultPixelsPrevDim[outPtr] + offset) : offset;
|
|
outPtr++;
|
|
}
|
|
outPtr += outStride;
|
|
}
|
|
}
|
|
} else {
|
|
data.ptr += blockPtr;
|
|
Lerc2Helpers.decodeBits(input, data, blockDataBuffer, offset, iDim);
|
|
blockPtr = 0;
|
|
if (isDiffEncoding) {
|
|
if (mask) {
|
|
for (row = 0; row < thisBlockHeight; row++) {
|
|
for (col = 0; col < thisBlockWidth; col++) {
|
|
if (mask[outPtr]) {
|
|
resultPixels[outPtr] = blockDataBuffer[blockPtr++] + resultPixelsPrevDim[outPtr];
|
|
}
|
|
outPtr++;
|
|
}
|
|
outPtr += outStride;
|
|
}
|
|
} else {
|
|
for (row = 0; row < thisBlockHeight; row++) {
|
|
for (col = 0; col < thisBlockWidth; col++) {
|
|
resultPixels[outPtr] = blockDataBuffer[blockPtr++] + resultPixelsPrevDim[outPtr];
|
|
outPtr++;
|
|
}
|
|
outPtr += outStride;
|
|
}
|
|
}
|
|
} else if (mask) {
|
|
for (row = 0; row < thisBlockHeight; row++) {
|
|
for (col = 0; col < thisBlockWidth; col++) {
|
|
if (mask[outPtr]) {
|
|
resultPixels[outPtr] = blockDataBuffer[blockPtr++];
|
|
}
|
|
outPtr++;
|
|
}
|
|
outPtr += outStride;
|
|
}
|
|
} else {
|
|
for (row = 0; row < thisBlockHeight; row++) {
|
|
for (col = 0; col < thisBlockWidth; col++) {
|
|
resultPixels[outPtr++] = blockDataBuffer[blockPtr++];
|
|
}
|
|
outPtr += outStride;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (numDims > 1 && !useBSQForOutputDim) {
|
|
data.pixels.resultPixels = Lerc2Helpers.swapDimensionOrder(data.pixels.resultPixels, numPixels, numDims, OutPixelTypeArray);
|
|
}
|
|
},
|
|
/*****************
|
|
* private methods (helper methods)
|
|
*****************/
|
|
formatFileInfo: function(data) {
|
|
return {
|
|
"fileIdentifierString": data.headerInfo.fileIdentifierString,
|
|
"fileVersion": data.headerInfo.fileVersion,
|
|
"imageType": data.headerInfo.imageType,
|
|
"height": data.headerInfo.height,
|
|
"width": data.headerInfo.width,
|
|
"numValidPixel": data.headerInfo.numValidPixel,
|
|
"microBlockSize": data.headerInfo.microBlockSize,
|
|
"blobSize": data.headerInfo.blobSize,
|
|
"maxZError": data.headerInfo.maxZError,
|
|
"pixelType": Lerc2Helpers.getPixelType(data.headerInfo.imageType),
|
|
"eofOffset": data.eofOffset,
|
|
"mask": data.mask ? {
|
|
"numBytes": data.mask.numBytes
|
|
} : null,
|
|
"pixels": {
|
|
"numBlocksX": data.pixels.numBlocksX,
|
|
"numBlocksY": data.pixels.numBlocksY,
|
|
//"numBytes": data.pixels.numBytes,
|
|
"maxValue": data.headerInfo.zMax,
|
|
"minValue": data.headerInfo.zMin,
|
|
"noDataValue": data.noDataValue
|
|
}
|
|
};
|
|
},
|
|
constructConstantSurface: function(data, useBSQForOutputDim) {
|
|
var val = data.headerInfo.zMax;
|
|
var valMin = data.headerInfo.zMin;
|
|
var maxValues = data.headerInfo.maxValues;
|
|
var numDims = data.headerInfo.numDims;
|
|
var numPixels = data.headerInfo.height * data.headerInfo.width;
|
|
var i = 0, k = 0, nStart = 0;
|
|
var mask = data.pixels.resultMask;
|
|
var resultPixels = data.pixels.resultPixels;
|
|
if (mask) {
|
|
if (numDims > 1) {
|
|
if (useBSQForOutputDim) {
|
|
for (i = 0; i < numDims; i++) {
|
|
nStart = i * numPixels;
|
|
val = maxValues[i];
|
|
for (k = 0; k < numPixels; k++) {
|
|
if (mask[k]) {
|
|
resultPixels[nStart + k] = val;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
for (k = 0; k < numPixels; k++) {
|
|
if (mask[k]) {
|
|
nStart = k * numDims;
|
|
for (i = 0; i < numDims; i++) {
|
|
resultPixels[nStart + numDims] = maxValues[i];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
for (k = 0; k < numPixels; k++) {
|
|
if (mask[k]) {
|
|
resultPixels[k] = val;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
if (numDims > 1 && valMin !== val) {
|
|
if (useBSQForOutputDim) {
|
|
for (i = 0; i < numDims; i++) {
|
|
nStart = i * numPixels;
|
|
val = maxValues[i];
|
|
for (k = 0; k < numPixels; k++) {
|
|
resultPixels[nStart + k] = val;
|
|
}
|
|
}
|
|
} else {
|
|
for (k = 0; k < numPixels; k++) {
|
|
nStart = k * numDims;
|
|
for (i = 0; i < numDims; i++) {
|
|
resultPixels[nStart + i] = maxValues[i];
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
for (k = 0; k < numPixels * numDims; k++) {
|
|
resultPixels[k] = val;
|
|
}
|
|
}
|
|
}
|
|
return;
|
|
},
|
|
getDataTypeArray: function(t) {
|
|
var tp;
|
|
switch (t) {
|
|
case 0:
|
|
tp = Int8Array;
|
|
break;
|
|
case 1:
|
|
tp = Uint8Array;
|
|
break;
|
|
case 2:
|
|
tp = Int16Array;
|
|
break;
|
|
case 3:
|
|
tp = Uint16Array;
|
|
break;
|
|
case 4:
|
|
tp = Int32Array;
|
|
break;
|
|
case 5:
|
|
tp = Uint32Array;
|
|
break;
|
|
case 6:
|
|
tp = Float32Array;
|
|
break;
|
|
case 7:
|
|
tp = Float64Array;
|
|
break;
|
|
default:
|
|
tp = Float32Array;
|
|
}
|
|
return tp;
|
|
},
|
|
getPixelType: function(t) {
|
|
var tp;
|
|
switch (t) {
|
|
case 0:
|
|
tp = "S8";
|
|
break;
|
|
case 1:
|
|
tp = "U8";
|
|
break;
|
|
case 2:
|
|
tp = "S16";
|
|
break;
|
|
case 3:
|
|
tp = "U16";
|
|
break;
|
|
case 4:
|
|
tp = "S32";
|
|
break;
|
|
case 5:
|
|
tp = "U32";
|
|
break;
|
|
case 6:
|
|
tp = "F32";
|
|
break;
|
|
case 7:
|
|
tp = "F64";
|
|
break;
|
|
default:
|
|
tp = "F32";
|
|
}
|
|
return tp;
|
|
},
|
|
isValidPixelValue: function(t, val) {
|
|
if (val == null) {
|
|
return false;
|
|
}
|
|
var isValid;
|
|
switch (t) {
|
|
case 0:
|
|
isValid = val >= -128 && val <= 127;
|
|
break;
|
|
case 1:
|
|
isValid = val >= 0 && val <= 255;
|
|
break;
|
|
case 2:
|
|
isValid = val >= -32768 && val <= 32767;
|
|
break;
|
|
case 3:
|
|
isValid = val >= 0 && val <= 65536;
|
|
break;
|
|
case 4:
|
|
isValid = val >= -2147483648 && val <= 2147483647;
|
|
break;
|
|
case 5:
|
|
isValid = val >= 0 && val <= 4294967296;
|
|
break;
|
|
case 6:
|
|
isValid = val >= -34027999387901484e22 && val <= 34027999387901484e22;
|
|
break;
|
|
case 7:
|
|
isValid = val >= -17976931348623157e292 && val <= 17976931348623157e292;
|
|
break;
|
|
default:
|
|
isValid = false;
|
|
}
|
|
return isValid;
|
|
},
|
|
getDataTypeSize: function(t) {
|
|
var s = 0;
|
|
switch (t) {
|
|
case 0:
|
|
//ubyte
|
|
case 1:
|
|
s = 1;
|
|
break;
|
|
case 2:
|
|
//short
|
|
case 3:
|
|
s = 2;
|
|
break;
|
|
case 4:
|
|
case 5:
|
|
case 6:
|
|
s = 4;
|
|
break;
|
|
case 7:
|
|
s = 8;
|
|
break;
|
|
default:
|
|
s = t;
|
|
}
|
|
return s;
|
|
},
|
|
getDataTypeUsed: function(dt, tc) {
|
|
var t = dt;
|
|
switch (dt) {
|
|
case 2:
|
|
//short
|
|
case 4:
|
|
t = dt - tc;
|
|
break;
|
|
case 3:
|
|
//ushort
|
|
case 5:
|
|
t = dt - 2 * tc;
|
|
break;
|
|
case 6:
|
|
if (0 === tc) {
|
|
t = dt;
|
|
} else if (1 === tc) {
|
|
t = 2;
|
|
} else {
|
|
t = 1;
|
|
}
|
|
break;
|
|
case 7:
|
|
if (0 === tc) {
|
|
t = dt;
|
|
} else {
|
|
t = dt - 2 * tc + 1;
|
|
}
|
|
break;
|
|
default:
|
|
t = dt;
|
|
break;
|
|
}
|
|
return t;
|
|
},
|
|
getOnePixel: function(block, blockPtr, offsetType, view) {
|
|
var temp = 0;
|
|
switch (offsetType) {
|
|
case 0:
|
|
temp = view.getInt8(blockPtr);
|
|
break;
|
|
case 1:
|
|
temp = view.getUint8(blockPtr);
|
|
break;
|
|
case 2:
|
|
temp = view.getInt16(blockPtr, true);
|
|
break;
|
|
case 3:
|
|
temp = view.getUint16(blockPtr, true);
|
|
break;
|
|
case 4:
|
|
temp = view.getInt32(blockPtr, true);
|
|
break;
|
|
case 5:
|
|
temp = view.getUInt32(blockPtr, true);
|
|
break;
|
|
case 6:
|
|
temp = view.getFloat32(blockPtr, true);
|
|
break;
|
|
case 7:
|
|
temp = view.getFloat64(blockPtr, true);
|
|
break;
|
|
default:
|
|
throw "the decoder does not understand this pixel type";
|
|
}
|
|
return temp;
|
|
},
|
|
swapDimensionOrder: function(pixels, numPixels, numDims, OutPixelTypeArray, inputIsBIP) {
|
|
var i = 0, j = 0, iDim = 0, temp = 0, swap = pixels;
|
|
if (numDims > 1) {
|
|
swap = new OutPixelTypeArray(numPixels * numDims);
|
|
if (inputIsBIP) {
|
|
for (i = 0; i < numPixels; i++) {
|
|
temp = i;
|
|
for (iDim = 0; iDim < numDims; iDim++, temp += numPixels) {
|
|
swap[temp] = pixels[j++];
|
|
}
|
|
}
|
|
} else {
|
|
for (i = 0; i < numPixels; i++) {
|
|
temp = i;
|
|
for (iDim = 0; iDim < numDims; iDim++, temp += numPixels) {
|
|
swap[j++] = pixels[temp];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return swap;
|
|
}
|
|
};
|
|
var TreeNode = function(val, left, right) {
|
|
this.val = val;
|
|
this.left = left;
|
|
this.right = right;
|
|
};
|
|
var Lerc2Decode2 = {
|
|
/*
|
|
* ********removed options compared to LERC1. We can bring some of them back if needed.
|
|
* removed pixel type. LERC2 is typed and doesn't require user to give pixel type
|
|
* changed encodedMaskData to maskData. LERC2 's js version make it faster to use maskData directly.
|
|
* removed returnMask. mask is used by LERC2 internally and is cost free. In case of user input mask, it's returned as well and has neglible cost.
|
|
* removed nodatavalue. Because LERC2 pixels are typed, nodatavalue will sacrify a useful value for many types (8bit, 16bit) etc,
|
|
* user has to be knowledgable enough about raster and their data to avoid usability issues. so nodata value is simply removed now.
|
|
* We can add it back later if their's a clear requirement.
|
|
* removed encodedMask. This option was not implemented in LercDecode. It can be done after decoding (less efficient)
|
|
* removed computeUsedBitDepths.
|
|
*
|
|
*
|
|
* response changes compared to LERC1
|
|
* 1. encodedMaskData is not available
|
|
* 2. noDataValue is optional (returns only if user's noDataValue is with in the valid data type range)
|
|
* 3. maskData is always available
|
|
*/
|
|
/*****************
|
|
* public properties
|
|
******************/
|
|
//HUFFMAN_LUT_BITS_MAX: 12, //use 2^12 lut, not configurable
|
|
/*****************
|
|
* public methods
|
|
*****************/
|
|
/**
|
|
* Decode a LERC2 byte stream and return an object containing the pixel data and optional metadata.
|
|
*
|
|
* @param {ArrayBuffer} input The LERC input byte stream
|
|
* @param {object} [options] options Decoding options
|
|
* @param {number} [options.inputOffset] The number of bytes to skip in the input byte stream. A valid LERC file is expected at that position
|
|
* @param {boolean} [options.returnFileInfo] If true, the return value will have a fileInfo property that contains metadata obtained from the LERC headers and the decoding process
|
|
* @param {boolean} [options.returnPixelInterleavedDims] If true, returned dimensions are pixel-interleaved, a.k.a [p1_dim0, p1_dim1, p1_dimn, p2_dim0...], default is [p1_dim0, p2_dim0, ..., p1_dim1, p2_dim1...]
|
|
*/
|
|
decode: function(input, options) {
|
|
options = options || {};
|
|
var noDataValue = options.noDataValue;
|
|
var i = 0, data = {};
|
|
data.ptr = options.inputOffset || 0;
|
|
data.pixels = {};
|
|
if (!Lerc2Helpers.readHeaderInfo(input, data)) {
|
|
return;
|
|
}
|
|
var headerInfo = data.headerInfo;
|
|
var fileVersion = headerInfo.fileVersion;
|
|
var OutPixelTypeArray = Lerc2Helpers.getDataTypeArray(headerInfo.imageType);
|
|
if (fileVersion > 5) {
|
|
throw "unsupported lerc version 2." + fileVersion;
|
|
}
|
|
Lerc2Helpers.readMask(input, data);
|
|
if (headerInfo.numValidPixel !== headerInfo.width * headerInfo.height && !data.pixels.resultMask) {
|
|
data.pixels.resultMask = options.maskData;
|
|
}
|
|
var numPixels = headerInfo.width * headerInfo.height;
|
|
data.pixels.resultPixels = new OutPixelTypeArray(numPixels * headerInfo.numDims);
|
|
data.counter = {
|
|
onesweep: 0,
|
|
uncompressed: 0,
|
|
lut: 0,
|
|
bitstuffer: 0,
|
|
constant: 0,
|
|
constantoffset: 0
|
|
};
|
|
var useBSQForOutputDim = !options.returnPixelInterleavedDims;
|
|
if (headerInfo.numValidPixel !== 0) {
|
|
if (headerInfo.zMax === headerInfo.zMin) {
|
|
Lerc2Helpers.constructConstantSurface(data, useBSQForOutputDim);
|
|
} else if (fileVersion >= 4 && Lerc2Helpers.checkMinMaxRanges(input, data)) {
|
|
Lerc2Helpers.constructConstantSurface(data, useBSQForOutputDim);
|
|
} else {
|
|
var view = new DataView(input, data.ptr, 2);
|
|
var bReadDataOneSweep = view.getUint8(0);
|
|
data.ptr++;
|
|
if (bReadDataOneSweep) {
|
|
Lerc2Helpers.readDataOneSweep(input, data, OutPixelTypeArray, useBSQForOutputDim);
|
|
} else {
|
|
if (fileVersion > 1 && headerInfo.imageType <= 1 && Math.abs(headerInfo.maxZError - 0.5) < 1e-5) {
|
|
var flagHuffman = view.getUint8(1);
|
|
data.ptr++;
|
|
data.encodeMode = flagHuffman;
|
|
if (flagHuffman > 2 || fileVersion < 4 && flagHuffman > 1) {
|
|
throw "Invalid Huffman flag " + flagHuffman;
|
|
}
|
|
if (flagHuffman) {
|
|
Lerc2Helpers.readHuffman(input, data, OutPixelTypeArray, useBSQForOutputDim);
|
|
} else {
|
|
Lerc2Helpers.readTiles(input, data, OutPixelTypeArray, useBSQForOutputDim);
|
|
}
|
|
} else {
|
|
Lerc2Helpers.readTiles(input, data, OutPixelTypeArray, useBSQForOutputDim);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
data.eofOffset = data.ptr;
|
|
var diff;
|
|
if (options.inputOffset) {
|
|
diff = data.headerInfo.blobSize + options.inputOffset - data.ptr;
|
|
if (Math.abs(diff) >= 1) {
|
|
data.eofOffset = options.inputOffset + data.headerInfo.blobSize;
|
|
}
|
|
} else {
|
|
diff = data.headerInfo.blobSize - data.ptr;
|
|
if (Math.abs(diff) >= 1) {
|
|
data.eofOffset = data.headerInfo.blobSize;
|
|
}
|
|
}
|
|
var result = {
|
|
width: headerInfo.width,
|
|
height: headerInfo.height,
|
|
pixelData: data.pixels.resultPixels,
|
|
minValue: headerInfo.zMin,
|
|
maxValue: headerInfo.zMax,
|
|
validPixelCount: headerInfo.numValidPixel,
|
|
dimCount: headerInfo.numDims,
|
|
dimStats: {
|
|
minValues: headerInfo.minValues,
|
|
maxValues: headerInfo.maxValues
|
|
},
|
|
maskData: data.pixels.resultMask
|
|
//noDataValue: noDataValue
|
|
};
|
|
if (data.pixels.resultMask && Lerc2Helpers.isValidPixelValue(headerInfo.imageType, noDataValue)) {
|
|
var mask = data.pixels.resultMask;
|
|
for (i = 0; i < numPixels; i++) {
|
|
if (!mask[i]) {
|
|
result.pixelData[i] = noDataValue;
|
|
}
|
|
}
|
|
result.noDataValue = noDataValue;
|
|
}
|
|
data.noDataValue = noDataValue;
|
|
if (options.returnFileInfo) {
|
|
result.fileInfo = Lerc2Helpers.formatFileInfo(data);
|
|
}
|
|
return result;
|
|
},
|
|
getBandCount: function(input) {
|
|
var count = 0;
|
|
var i = 0;
|
|
var temp = {};
|
|
temp.ptr = 0;
|
|
temp.pixels = {};
|
|
while (i < input.byteLength - 58) {
|
|
Lerc2Helpers.readHeaderInfo(input, temp);
|
|
i += temp.headerInfo.blobSize;
|
|
count++;
|
|
temp.ptr = i;
|
|
}
|
|
return count;
|
|
}
|
|
};
|
|
return Lerc2Decode2;
|
|
})();
|
|
var isPlatformLittleEndian = (function() {
|
|
var a = new ArrayBuffer(4);
|
|
var b = new Uint8Array(a);
|
|
var c = new Uint32Array(a);
|
|
c[0] = 1;
|
|
return b[0] === 1;
|
|
})();
|
|
var Lerc2 = {
|
|
/************wrapper**********************************************/
|
|
/**
|
|
* A wrapper for decoding both LERC1 and LERC2 byte streams capable of handling multiband pixel blocks for various pixel types.
|
|
*
|
|
* @alias module:Lerc
|
|
* @param {ArrayBuffer} input The LERC input byte stream
|
|
* @param {object} [options] The decoding options below are optional.
|
|
* @param {number} [options.inputOffset] The number of bytes to skip in the input byte stream. A valid Lerc file is expected at that position.
|
|
* @param {string} [options.pixelType] (LERC1 only) Default value is F32. Valid pixel types for input are U8/S8/S16/U16/S32/U32/F32.
|
|
* @param {number} [options.noDataValue] (LERC1 only). It is recommended to use the returned mask instead of setting this value.
|
|
* @param {boolean} [options.returnPixelInterleavedDims] (nDim LERC2 only) If true, returned dimensions are pixel-interleaved, a.k.a [p1_dim0, p1_dim1, p1_dimn, p2_dim0...], default is [p1_dim0, p2_dim0, ..., p1_dim1, p2_dim1...]
|
|
* @returns {{width, height, pixels, pixelType, mask, statistics}}
|
|
* @property {number} width Width of decoded image.
|
|
* @property {number} height Height of decoded image.
|
|
* @property {array} pixels [band1, band2, …] Each band is a typed array of width*height.
|
|
* @property {string} pixelType The type of pixels represented in the output.
|
|
* @property {mask} mask Typed array with a size of width*height, or null if all pixels are valid.
|
|
* @property {array} statistics [statistics_band1, statistics_band2, …] Each element is a statistics object representing min and max values
|
|
**/
|
|
decode: function(encodedData, options) {
|
|
if (!isPlatformLittleEndian) {
|
|
throw "Big endian system is not supported.";
|
|
}
|
|
options = options || {};
|
|
var inputOffset = options.inputOffset || 0;
|
|
var fileIdView = new Uint8Array(encodedData, inputOffset, 10);
|
|
var fileIdentifierString = String.fromCharCode.apply(null, fileIdView);
|
|
var lerc, majorVersion;
|
|
if (fileIdentifierString.trim() === "CntZImage") {
|
|
lerc = LercDecode;
|
|
majorVersion = 1;
|
|
} else if (fileIdentifierString.substring(0, 5) === "Lerc2") {
|
|
lerc = Lerc2Decode;
|
|
majorVersion = 2;
|
|
} else {
|
|
throw "Unexpected file identifier string: " + fileIdentifierString;
|
|
}
|
|
var iPlane = 0, eof = encodedData.byteLength - 10, encodedMaskData, bandMasks = [], bandMask, maskData;
|
|
var decodedPixelBlock = {
|
|
width: 0,
|
|
height: 0,
|
|
pixels: [],
|
|
pixelType: options.pixelType,
|
|
mask: null,
|
|
statistics: []
|
|
};
|
|
var uniqueBandMaskCount = 0;
|
|
while (inputOffset < eof) {
|
|
var result = lerc.decode(encodedData, {
|
|
inputOffset,
|
|
//for both lerc1 and lerc2
|
|
encodedMaskData,
|
|
//lerc1 only
|
|
maskData,
|
|
//lerc2 only
|
|
returnMask: iPlane === 0 ? true : false,
|
|
//lerc1 only
|
|
returnEncodedMask: iPlane === 0 ? true : false,
|
|
//lerc1 only
|
|
returnFileInfo: true,
|
|
//for both lerc1 and lerc2
|
|
returnPixelInterleavedDims: options.returnPixelInterleavedDims,
|
|
//for ndim lerc2 only
|
|
pixelType: options.pixelType || null,
|
|
//lerc1 only
|
|
noDataValue: options.noDataValue || null
|
|
//lerc1 only
|
|
});
|
|
inputOffset = result.fileInfo.eofOffset;
|
|
maskData = result.maskData;
|
|
if (iPlane === 0) {
|
|
encodedMaskData = result.encodedMaskData;
|
|
decodedPixelBlock.width = result.width;
|
|
decodedPixelBlock.height = result.height;
|
|
decodedPixelBlock.dimCount = result.dimCount || 1;
|
|
decodedPixelBlock.pixelType = result.pixelType || result.fileInfo.pixelType;
|
|
decodedPixelBlock.mask = maskData;
|
|
}
|
|
if (majorVersion > 1) {
|
|
if (maskData) {
|
|
bandMasks.push(maskData);
|
|
}
|
|
if (result.fileInfo.mask && result.fileInfo.mask.numBytes > 0) {
|
|
uniqueBandMaskCount++;
|
|
}
|
|
}
|
|
iPlane++;
|
|
decodedPixelBlock.pixels.push(result.pixelData);
|
|
decodedPixelBlock.statistics.push({
|
|
minValue: result.minValue,
|
|
maxValue: result.maxValue,
|
|
noDataValue: result.noDataValue,
|
|
dimStats: result.dimStats
|
|
});
|
|
}
|
|
var i, j, numPixels;
|
|
if (majorVersion > 1 && uniqueBandMaskCount > 1) {
|
|
numPixels = decodedPixelBlock.width * decodedPixelBlock.height;
|
|
decodedPixelBlock.bandMasks = bandMasks;
|
|
maskData = new Uint8Array(numPixels);
|
|
maskData.set(bandMasks[0]);
|
|
for (i = 1; i < bandMasks.length; i++) {
|
|
bandMask = bandMasks[i];
|
|
for (j = 0; j < numPixels; j++) {
|
|
maskData[j] = maskData[j] & bandMask[j];
|
|
}
|
|
}
|
|
decodedPixelBlock.maskData = maskData;
|
|
}
|
|
return decodedPixelBlock;
|
|
}
|
|
};
|
|
if (typeof define === "function" && define.amd) {
|
|
define([], function() {
|
|
return Lerc2;
|
|
});
|
|
} else if (typeof module !== "undefined" && module.exports) {
|
|
module.exports = Lerc2;
|
|
} else {
|
|
this.Lerc = Lerc2;
|
|
}
|
|
})();
|
|
}
|
|
});
|
|
|
|
// node_modules/geotiff/dist-module/compression/lerc.js
|
|
var import_lerc = __toESM(require_LercDecode(), 1);
|
|
|
|
// node_modules/zstddec/dist/zstddec.modern.js
|
|
var init;
|
|
var instance;
|
|
var heap;
|
|
var IMPORT_OBJECT = {
|
|
env: {
|
|
emscripten_notify_memory_growth: function(index) {
|
|
heap = new Uint8Array(instance.exports.memory.buffer);
|
|
}
|
|
}
|
|
};
|
|
var ZSTDDecoder = class {
|
|
init() {
|
|
if (init) return init;
|
|
if (typeof fetch !== "undefined") {
|
|
init = fetch("data:application/wasm;base64," + wasm).then((response) => response.arrayBuffer()).then((arrayBuffer) => WebAssembly.instantiate(arrayBuffer, IMPORT_OBJECT)).then(this._init);
|
|
} else {
|
|
init = WebAssembly.instantiate(Buffer.from(wasm, "base64"), IMPORT_OBJECT).then(this._init);
|
|
}
|
|
return init;
|
|
}
|
|
_init(result) {
|
|
instance = result.instance;
|
|
IMPORT_OBJECT.env.emscripten_notify_memory_growth(0);
|
|
}
|
|
decode(array, uncompressedSize = 0) {
|
|
if (!instance) throw new Error(`ZSTDDecoder: Await .init() before decoding.`);
|
|
const compressedSize = array.byteLength;
|
|
const compressedPtr = instance.exports.malloc(compressedSize);
|
|
heap.set(array, compressedPtr);
|
|
uncompressedSize = uncompressedSize || Number(instance.exports.ZSTD_findDecompressedSize(compressedPtr, compressedSize));
|
|
const uncompressedPtr = instance.exports.malloc(uncompressedSize);
|
|
const actualSize = instance.exports.ZSTD_decompress(uncompressedPtr, uncompressedSize, compressedPtr, compressedSize);
|
|
const dec = heap.slice(uncompressedPtr, uncompressedPtr + actualSize);
|
|
instance.exports.free(compressedPtr);
|
|
instance.exports.free(uncompressedPtr);
|
|
return dec;
|
|
}
|
|
};
|
|
var wasm = "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// node_modules/geotiff/dist-module/compression/lerc.js
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var zstd = new ZSTDDecoder();
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var LercDecoder = class extends BaseDecoder {
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constructor(fileDirectory) {
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super();
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this.planarConfiguration = typeof fileDirectory.PlanarConfiguration !== "undefined" ? fileDirectory.PlanarConfiguration : 1;
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this.samplesPerPixel = typeof fileDirectory.SamplesPerPixel !== "undefined" ? fileDirectory.SamplesPerPixel : 1;
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this.addCompression = fileDirectory.LercParameters[LercParameters.AddCompression];
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}
|
|
decodeBlock(buffer) {
|
|
switch (this.addCompression) {
|
|
case LercAddCompression.None:
|
|
break;
|
|
case LercAddCompression.Deflate:
|
|
buffer = inflate_1(new Uint8Array(buffer)).buffer;
|
|
break;
|
|
case LercAddCompression.Zstandard:
|
|
buffer = zstd.decode(new Uint8Array(buffer)).buffer;
|
|
break;
|
|
default:
|
|
throw new Error(`Unsupported LERC additional compression method identifier: ${this.addCompression}`);
|
|
}
|
|
const lercResult = import_lerc.default.decode(buffer, { returnPixelInterleavedDims: this.planarConfiguration === 1 });
|
|
const lercData = lercResult.pixels[0];
|
|
return lercData.buffer;
|
|
}
|
|
};
|
|
export {
|
|
LercDecoder as default,
|
|
zstd
|
|
};
|
|
/*! Bundled license information:
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|
|
lerc/LercDecode.js:
|
|
(* Copyright 2015-2021 Esri. Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 @preserve *)
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|
*/
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//# sourceMappingURL=lerc-2J6UA7QL.js.map
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