diff --git a/toolkit/components/pdfjs/PdfJsDefaultPrefs.js b/toolkit/components/pdfjs/PdfJsDefaultPrefs.js --- a/toolkit/components/pdfjs/PdfJsDefaultPrefs.js +++ b/toolkit/components/pdfjs/PdfJsDefaultPrefs.js @@ -35,10 +35,11 @@ pref("pdfjs.enableHighlightFloatingButton", false); pref("pdfjs.enableNewAltTextWhenAddingImage", true); pref("pdfjs.enablePermissions", false); pref("pdfjs.enablePrintAutoRotate", true); pref("pdfjs.enableScripting", true); +pref("pdfjs.enableSignatureEditor", false); pref("pdfjs.enableUpdatedAddImage", false); pref("pdfjs.enableXfa", true); pref("pdfjs.externalLinkTarget", 0); pref("pdfjs.forcePageColors", false); pref("pdfjs.highlightEditorColors", "yellow=#FFFF98,green=#53FFBC,blue=#80EBFF,pink=#FFCBE6,red=#FF4F5F"); diff --git a/toolkit/components/pdfjs/content/build/pdf.mjs b/toolkit/components/pdfjs/content/build/pdf.mjs --- a/toolkit/components/pdfjs/content/build/pdf.mjs +++ b/toolkit/components/pdfjs/content/build/pdf.mjs @@ -68,10 +68,11 @@ PasswordResponses: () => (/* reexport */ PasswordResponses), PermissionFlag: () => (/* reexport */ PermissionFlag), PixelsPerInch: () => (/* reexport */ PixelsPerInch), RenderingCancelledException: () => (/* reexport */ RenderingCancelledException), ResponseException: () => (/* reexport */ ResponseException), + SupportedImageMimeTypes: () => (/* reexport */ SupportedImageMimeTypes), TextLayer: () => (/* reexport */ TextLayer), TouchManager: () => (/* reexport */ TouchManager), Util: () => (/* reexport */ Util), VerbosityLevel: () => (/* reexport */ VerbosityLevel), XfaLayer: () => (/* reexport */ XfaLayer), @@ -94,11 +95,10 @@ ;// ./src/shared/util.js const isNodeJS = false; const IDENTITY_MATRIX = [1, 0, 0, 1, 0, 0]; const FONT_IDENTITY_MATRIX = [0.001, 0, 0, 0.001, 0, 0]; -const MAX_IMAGE_SIZE_TO_CACHE = 10e6; const LINE_FACTOR = 1.35; const LINE_DESCENT_FACTOR = 0.35; const BASELINE_FACTOR = LINE_DESCENT_FACTOR / LINE_FACTOR; const RenderingIntentFlag = { ANY: 0x01, @@ -122,11 +122,12 @@ DISABLE: -1, NONE: 0, FREETEXT: 3, HIGHLIGHT: 9, STAMP: 13, - INK: 15 + INK: 15, + SIGNATURE: 101 }; const AnnotationEditorParamsType = { RESIZE: 1, CREATE: 2, FREETEXT_SIZE: 11, @@ -1193,10 +1194,11 @@ } get symmetric() { return this.sx === this.sy; } } +const SupportedImageMimeTypes = ["image/apng", "image/avif", "image/bmp", "image/gif", "image/jpeg", "image/png", "image/svg+xml", "image/webp", "image/x-icon"]; ;// ./src/display/editor/toolbar.js class EditorToolbar { #toolbar = null; @@ -1209,11 +1211,12 @@ this.#editor = editor; EditorToolbar.#l10nRemove ||= Object.freeze({ freetext: "pdfjs-editor-remove-freetext-button", highlight: "pdfjs-editor-remove-highlight-button", ink: "pdfjs-editor-remove-ink-button", - stamp: "pdfjs-editor-remove-stamp-button" + stamp: "pdfjs-editor-remove-stamp-button", + signature: "pdfjs-editor-remove-signature-button" }); } render() { const editToolbar = this.#toolbar = document.createElement("div"); editToolbar.classList.add("editToolbar", "hidden"); @@ -2590,13 +2593,10 @@ editor.unselect(); } } this.#updateModeCapability.resolve(); } - isInEditingMode() { - return this.#mode !== AnnotationEditorType.NONE; - } addNewEditorFromKeyboard() { if (this.currentLayer.canCreateNewEmptyEditor()) { this.currentLayer.addNewEditor(); } } @@ -10118,11 +10118,10 @@ const DEFAULT_RANGE_CHUNK_SIZE = 65536; const RENDERING_CANCELLED_TIMEOUT = 100; -const DELAYED_CLEANUP_TIMEOUT = 5000; function getDocument(src = {}) { const task = new PDFDocumentLoadingTask(); const { docId } = task; @@ -10186,11 +10185,11 @@ worker = workerParams.port ? PDFWorker.fromPort(workerParams) : new PDFWorker(workerParams); task._worker = worker; } const docParams = { docId, - apiVersion: "5.0.43", + apiVersion: "5.0.85", data, password, disableAutoFetch, rangeChunkSize, length, @@ -10464,21 +10463,19 @@ getCalculationOrderIds() { return this._transport.getCalculationOrderIds(); } } class PDFPageProxy { - #delayedCleanupTimeout = null; #pendingCleanup = false; constructor(pageIndex, pageInfo, transport, pdfBug = false) { this._pageIndex = pageIndex; this._pageInfo = pageInfo; this._transport = transport; this._stats = pdfBug ? new StatTimer() : null; this._pdfBug = pdfBug; this.commonObjs = transport.commonObjs; this.objs = new PDFObjects(); - this._maybeCleanupAfterRender = false; this._intentStates = new Map(); this.destroyed = false; } get pageNumber() { return this._pageIndex + 1; @@ -10550,11 +10547,10 @@ const { renderingIntent, cacheKey } = intentArgs; this.#pendingCleanup = false; - this.#abortDelayedCleanup(); optionalContentConfigPromise ||= this._transport.getOptionalContentConfig(renderingIntent); let intentState = this._intentStates.get(cacheKey); if (!intentState) { intentState = Object.create(null); this._intentStates.set(cacheKey, intentState); @@ -10575,14 +10571,14 @@ this._stats?.time("Page Request"); this._pumpOperatorList(intentArgs); } const complete = error => { intentState.renderTasks.delete(internalRenderTask); - if (this._maybeCleanupAfterRender || intentPrint) { + if (intentPrint) { this.#pendingCleanup = true; } - this.#tryCleanup(!intentPrint); + this.#tryCleanup(); if (error) { internalRenderTask.capability.reject(error); this._abortOperatorList({ intentState, reason: error instanceof Error ? error : new Error(error) @@ -10710,33 +10706,24 @@ internalRenderTask.cancel(); } } this.objs.clear(); this.#pendingCleanup = false; - this.#abortDelayedCleanup(); return Promise.all(waitOn); } cleanup(resetStats = false) { this.#pendingCleanup = true; - const success = this.#tryCleanup(false); + const success = this.#tryCleanup(); if (resetStats && success) { this._stats &&= new StatTimer(); } return success; } - #tryCleanup(delayed = false) { - this.#abortDelayedCleanup(); + #tryCleanup() { if (!this.#pendingCleanup || this.destroyed) { return false; } - if (delayed) { - this.#delayedCleanupTimeout = setTimeout(() => { - this.#delayedCleanupTimeout = null; - this.#tryCleanup(false); - }, DELAYED_CLEANUP_TIMEOUT); - return false; - } for (const { renderTasks, operatorList } of this._intentStates.values()) { if (renderTasks.size > 0 || !operatorList.lastChunk) { @@ -10746,16 +10733,10 @@ this._intentStates.clear(); this.objs.clear(); this.#pendingCleanup = false; return true; } - #abortDelayedCleanup() { - if (this.#delayedCleanupTimeout) { - clearTimeout(this.#delayedCleanupTimeout); - this.#delayedCleanupTimeout = null; - } - } _startRenderPage(transparency, cacheKey) { const intentState = this._intentStates.get(cacheKey); if (!intentState) { return; } @@ -10771,11 +10752,11 @@ intentState.operatorList.separateAnnots = operatorListChunk.separateAnnots; for (const internalRenderTask of intentState.renderTasks) { internalRenderTask.operatorListChanged(); } if (operatorListChunk.lastChunk) { - this.#tryCleanup(true); + this.#tryCleanup(); } } _pumpOperatorList({ renderingIntent, cacheKey, @@ -10818,11 +10799,11 @@ if (intentState.operatorList) { intentState.operatorList.lastChunk = true; for (const internalRenderTask of intentState.renderTasks) { internalRenderTask.operatorListChanged(); } - this.#tryCleanup(true); + this.#tryCleanup(); } if (intentState.displayReadyCapability) { intentState.displayReadyCapability.reject(reason); } else if (intentState.opListReadCapability) { intentState.opListReadCapability.reject(reason); @@ -11422,15 +11403,10 @@ imageData?.bitmap?.close(); return; } switch (type) { case "Image": - pageProxy.objs.resolve(id, imageData); - if (imageData?.dataLen > MAX_IMAGE_SIZE_TO_CACHE) { - pageProxy._maybeCleanupAfterRender = true; - } - break; case "Pattern": pageProxy.objs.resolve(id, imageData); break; default: throw new Error(`Got unknown object type ${type}`); @@ -11842,12 +11818,12 @@ this.callback(); } } } } -const version = "5.0.43"; -const build = "38800715c"; +const version = "5.0.85"; +const build = "d1f62509e"; ;// ./src/shared/scripting_utils.js function makeColorComp(n) { return Math.floor(Math.max(0, Math.min(1, n)) * 255).toString(16).padStart(2, "0"); } @@ -12159,16 +12135,10 @@ const DEFAULT_TAB_INDEX = 1000; const annotation_layer_DEFAULT_FONT_SIZE = 9; const GetElementsByNameSet = new WeakSet(); -function getRectDims(rect) { - return { - width: rect[2] - rect[0], - height: rect[3] - rect[1] - }; -} class AnnotationElementFactory { static create(parameters) { const subtype = parameters.data.annotationType; switch (subtype) { case AnnotationType.LINK: @@ -12312,19 +12282,15 @@ } } } } = this; currentRect?.splice(0, 4, ...rect); - const { - width, - height - } = getRectDims(rect); style.left = `${100 * (rect[0] - pageX) / pageWidth}%`; style.top = `${100 * (pageHeight - rect[3] + pageY) / pageHeight}%`; if (rotation === 0) { - style.width = `${100 * width / pageWidth}%`; - style.height = `${100 * height / pageHeight}%`; + style.width = `${100 * (rect[2] - rect[0]) / pageWidth}%`; + style.height = `${100 * (rect[3] - rect[1]) / pageHeight}%`; } else { this.setRotation(rotation); } } _createContainer(ignoreBorder) { @@ -12360,11 +12326,11 @@ return container; } const { width, height - } = getRectDims(data.rect); + } = this; if (!ignoreBorder && data.borderStyle.width > 0) { style.borderWidth = `${data.borderStyle.width}px`; const horizontalRadius = data.borderStyle.horizontalCornerRadius; const verticalRadius = data.borderStyle.verticalCornerRadius; if (horizontalRadius > 0 || verticalRadius > 0) { @@ -12427,24 +12393,19 @@ } const { pageWidth, pageHeight } = this.parent.viewport.rawDims; - const { + let { width, height - } = getRectDims(this.data.rect); - let elementWidth, elementHeight; - if (angle % 180 === 0) { - elementWidth = 100 * width / pageWidth; - elementHeight = 100 * height / pageHeight; - } else { - elementWidth = 100 * height / pageWidth; - elementHeight = 100 * width / pageHeight; - } - container.style.width = `${elementWidth}%`; - container.style.height = `${elementHeight}%`; + } = this; + if (angle % 180 !== 0) { + [width, height] = [height, width]; + } + container.style.width = `${100 * width / pageWidth}%`; + container.style.height = `${100 * height / pageHeight}%`; container.setAttribute("data-main-rotation", (360 - angle) % 360); } get _commonActions() { const setColor = (jsName, styleName, event) => { const color = event.detail[jsName]; @@ -12738,10 +12699,16 @@ mode, editId }); }); } + get width() { + return this.data.rect[2] - this.data.rect[0]; + } + get height() { + return this.data.rect[3] - this.data.rect[1]; + } } class LinkAnnotationElement extends AnnotationElement { constructor(parameters, options = null) { super(parameters, { isRenderable: true, @@ -13144,11 +13111,11 @@ if (this.data.doNotScroll) { element.style.overflowY = "hidden"; } } else { element = document.createElement("input"); - element.type = "text"; + element.type = this.data.password ? "password" : "text"; element.setAttribute("value", fieldFormattedValues ?? textContent); if (this.data.doNotScroll) { element.style.overflowX = "hidden"; } } @@ -14183,15 +14150,15 @@ ignoreBorder: true }); } render() { this.container.classList.add("lineAnnotation"); - const data = this.data; - const { + const { + data, width, height - } = getRectDims(data.rect); + } = this; const svg = this.svgFactory.create(width, height, true); const line = this.#line = this.svgFactory.createElement("svg:line"); line.setAttribute("x1", data.rect[2] - data.lineCoordinates[0]); line.setAttribute("y1", data.rect[3] - data.lineCoordinates[1]); line.setAttribute("x2", data.rect[2] - data.lineCoordinates[2]); @@ -14221,15 +14188,15 @@ ignoreBorder: true }); } render() { this.container.classList.add("squareAnnotation"); - const data = this.data; - const { + const { + data, width, height - } = getRectDims(data.rect); + } = this; const svg = this.svgFactory.create(width, height, true); const borderWidth = data.borderStyle.width; const square = this.#square = this.svgFactory.createElement("svg:rect"); square.setAttribute("x", borderWidth / 2); square.setAttribute("y", borderWidth / 2); @@ -14260,15 +14227,15 @@ ignoreBorder: true }); } render() { this.container.classList.add("circleAnnotation"); - const data = this.data; - const { + const { + data, width, height - } = getRectDims(data.rect); + } = this; const svg = this.svgFactory.create(width, height, true); const borderWidth = data.borderStyle.width; const circle = this.#circle = this.svgFactory.createElement("svg:ellipse"); circle.setAttribute("cx", width / 2); circle.setAttribute("cy", height / 2); @@ -14307,19 +14274,17 @@ data: { rect, vertices, borderStyle, popupRef - } + }, + width, + height } = this; if (!vertices) { return this.container; } - const { - width, - height - } = getRectDims(rect); const svg = this.svgFactory.create(width, height, true); let points = []; for (let i = 0, ii = vertices.length; i < ii; i += 2) { const x = vertices[i] - rect[0]; const y = rect[3] - vertices[i + 1]; @@ -14688,15 +14653,11 @@ if (data.noHTML) { continue; } const isPopupAnnotation = data.annotationType === AnnotationType.POPUP; if (!isPopupAnnotation) { - const { - width, - height - } = getRectDims(data.rect); - if (width <= 0 || height <= 0) { + if (data.rect[2] === data.rect[0] || data.rect[3] === data.rect[1]) { continue; } } else { const elements = popupToElements.get(data.id); if (!elements) { @@ -17188,10 +17149,13 @@ static #currentMoveTimestamp = NaN; static _INNER_MARGIN = 3; constructor(params) { super(params); this.#mustBeCommitted = params.mustBeCommitted || false; + this._addOutlines(params); + } + _addOutlines(params) { if (params.drawOutlines) { this.#createDrawOutlines(params); this.#addToDrawLayer(); } } @@ -18003,11 +17967,11 @@ buffer.push(`M${Outline.svgRound(line[4])} ${Outline.svgRound(line[5])}`); if (line.length === 6) { buffer.push("Z"); continue; } - if (line.length === 12) { + if (line.length === 12 && isNaN(line[6])) { buffer.push(`L${Outline.svgRound(line[10])} ${Outline.svgRound(line[11])}`); continue; } for (let i = 6, ii = line.length; i < ii; i += 6) { const [c1x, c1y, c2x, c2y, x, y] = line.subarray(i, i + 6).map(Outline.svgRound); @@ -18625,10 +18589,631 @@ }); return null; } } +;// ./src/display/editor/drawers/contour.js + +class ContourDrawOutline extends InkDrawOutline { + toSVGPath() { + let path = super.toSVGPath(); + if (!path.endsWith("Z")) { + path += "Z"; + } + return path; + } +} + +;// ./src/display/editor/drawers/signaturedraw.js + + + +class SignatureExtractor { + static #PARAMETERS = { + maxDim: 512, + sigmaSFactor: 0.02, + sigmaR: 25, + kernelSize: 16 + }; + static #neighborIndexToId(i0, j0, i, j) { + i -= i0; + j -= j0; + if (i === 0) { + return j > 0 ? 0 : 4; + } + if (i === 1) { + return j + 6; + } + return 2 - j; + } + static #neighborIdToIndex = new Int32Array([0, 1, -1, 1, -1, 0, -1, -1, 0, -1, 1, -1, 1, 0, 1, 1]); + static #clockwiseNonZero(buf, width, i0, j0, i, j, offset) { + const id = this.#neighborIndexToId(i0, j0, i, j); + for (let k = 0; k < 8; k++) { + const kk = (-k + id - offset + 16) % 8; + const shiftI = this.#neighborIdToIndex[2 * kk]; + const shiftJ = this.#neighborIdToIndex[2 * kk + 1]; + if (buf[(i0 + shiftI) * width + (j0 + shiftJ)] !== 0) { + return kk; + } + } + return -1; + } + static #counterClockwiseNonZero(buf, width, i0, j0, i, j, offset) { + const id = this.#neighborIndexToId(i0, j0, i, j); + for (let k = 0; k < 8; k++) { + const kk = (k + id + offset + 16) % 8; + const shiftI = this.#neighborIdToIndex[2 * kk]; + const shiftJ = this.#neighborIdToIndex[2 * kk + 1]; + if (buf[(i0 + shiftI) * width + (j0 + shiftJ)] !== 0) { + return kk; + } + } + return -1; + } + static #findContours(buf, width, height, threshold) { + const N = buf.length; + const types = new Int32Array(N); + for (let i = 0; i < N; i++) { + types[i] = buf[i] <= threshold ? 1 : 0; + } + for (let i = 1; i < height - 1; i++) { + types[i * width] = types[i * width + width - 1] = 0; + } + for (let i = 0; i < width; i++) { + types[i] = types[width * height - 1 - i] = 0; + } + let nbd = 1; + let lnbd; + const contours = []; + for (let i = 1; i < height - 1; i++) { + lnbd = 1; + for (let j = 1; j < width - 1; j++) { + const ij = i * width + j; + const pix = types[ij]; + if (pix === 0) { + continue; + } + let i2 = i; + let j2 = j; + if (pix === 1 && types[ij - 1] === 0) { + nbd += 1; + j2 -= 1; + } else if (pix >= 1 && types[ij + 1] === 0) { + nbd += 1; + j2 += 1; + if (pix > 1) { + lnbd = pix; + } + } else { + if (pix !== 1) { + lnbd = Math.abs(pix); + } + continue; + } + const points = [j, i]; + const isHole = j2 === j + 1; + const contour = { + isHole, + points, + id: nbd, + parent: 0 + }; + contours.push(contour); + let contour0; + for (const c of contours) { + if (c.id === lnbd) { + contour0 = c; + break; + } + } + if (!contour0) { + contour.parent = isHole ? lnbd : 0; + } else if (contour0.isHole) { + contour.parent = isHole ? contour0.parent : lnbd; + } else { + contour.parent = isHole ? lnbd : contour0.parent; + } + const k = this.#clockwiseNonZero(types, width, i, j, i2, j2, 0); + if (k === -1) { + types[ij] = -nbd; + if (types[ij] !== 1) { + lnbd = Math.abs(types[ij]); + } + continue; + } + let shiftI = this.#neighborIdToIndex[2 * k]; + let shiftJ = this.#neighborIdToIndex[2 * k + 1]; + const i1 = i + shiftI; + const j1 = j + shiftJ; + i2 = i1; + j2 = j1; + let i3 = i; + let j3 = j; + while (true) { + const kk = this.#counterClockwiseNonZero(types, width, i3, j3, i2, j2, 1); + shiftI = this.#neighborIdToIndex[2 * kk]; + shiftJ = this.#neighborIdToIndex[2 * kk + 1]; + const i4 = i3 + shiftI; + const j4 = j3 + shiftJ; + points.push(j4, i4); + const ij3 = i3 * width + j3; + if (types[ij3 + 1] === 0) { + types[ij3] = -nbd; + } else if (types[ij3] === 1) { + types[ij3] = nbd; + } + if (i4 === i && j4 === j && i3 === i1 && j3 === j1) { + if (types[ij] !== 1) { + lnbd = Math.abs(types[ij]); + } + break; + } else { + i2 = i3; + j2 = j3; + i3 = i4; + j3 = j4; + } + } + } + } + return contours; + } + static #douglasPeuckerHelper(points, start, end, output) { + if (end - start <= 4) { + for (let i = start; i < end - 2; i += 2) { + output.push(points[i], points[i + 1]); + } + return; + } + const ax = points[start]; + const ay = points[start + 1]; + const abx = points[end - 4] - ax; + const aby = points[end - 3] - ay; + const dist = Math.hypot(abx, aby); + const nabx = abx / dist; + const naby = aby / dist; + const aa = nabx * ay - naby * ax; + const m = aby / abx; + const invS = 1 / dist; + const phi = Math.atan(m); + const cosPhi = Math.cos(phi); + const sinPhi = Math.sin(phi); + const tmax = invS * (Math.abs(cosPhi) + Math.abs(sinPhi)); + const poly = invS * (1 - tmax + tmax ** 2); + const partialPhi = Math.max(Math.atan(Math.abs(sinPhi + cosPhi) * poly), Math.atan(Math.abs(sinPhi - cosPhi) * poly)); + let dmax = 0; + let index = start; + for (let i = start + 2; i < end - 2; i += 2) { + const d = Math.abs(aa - nabx * points[i + 1] + naby * points[i]); + if (d > dmax) { + index = i; + dmax = d; + } + } + if (dmax > (dist * partialPhi) ** 2) { + this.#douglasPeuckerHelper(points, start, index + 2, output); + this.#douglasPeuckerHelper(points, index, end, output); + } else { + output.push(ax, ay); + } + } + static #douglasPeucker(points) { + const output = []; + const len = points.length; + this.#douglasPeuckerHelper(points, 0, len, output); + output.push(points[len - 2], points[len - 1]); + return output.length <= 4 ? null : output; + } + static #bilateralFilter(buf, width, height, sigmaS, sigmaR, kernelSize) { + const kernel = new Float32Array(kernelSize ** 2); + const sigmaS2 = -2 * sigmaS ** 2; + const halfSize = kernelSize >> 1; + for (let i = 0; i < kernelSize; i++) { + const x = (i - halfSize) ** 2; + for (let j = 0; j < kernelSize; j++) { + kernel[i * kernelSize + j] = Math.exp((x + (j - halfSize) ** 2) / sigmaS2); + } + } + const rangeValues = new Float32Array(256); + const sigmaR2 = -2 * sigmaR ** 2; + for (let i = 0; i < 256; i++) { + rangeValues[i] = Math.exp(i ** 2 / sigmaR2); + } + const N = buf.length; + const out = new Uint8Array(N); + const histogram = new Uint32Array(256); + for (let i = 0; i < height; i++) { + for (let j = 0; j < width; j++) { + const ij = i * width + j; + const center = buf[ij]; + let sum = 0; + let norm = 0; + for (let k = 0; k < kernelSize; k++) { + const y = i + k - halfSize; + if (y < 0 || y >= height) { + continue; + } + for (let l = 0; l < kernelSize; l++) { + const x = j + l - halfSize; + if (x < 0 || x >= width) { + continue; + } + const neighbour = buf[y * width + x]; + const w = kernel[k * kernelSize + l] * rangeValues[Math.abs(neighbour - center)]; + sum += neighbour * w; + norm += w; + } + } + const pix = out[ij] = Math.round(sum / norm); + histogram[pix]++; + } + } + return [out, histogram]; + } + static #getHistogram(buf) { + const histogram = new Uint32Array(256); + for (const g of buf) { + histogram[g]++; + } + return histogram; + } + static #toUint8(buf) { + const N = buf.length; + const out = new Uint8ClampedArray(N >> 2); + let max = -Infinity; + let min = Infinity; + for (let i = 0, ii = out.length; i < ii; i++) { + const A = buf[(i << 2) + 3]; + if (A === 0) { + max = out[i] = 0xff; + continue; + } + const pix = out[i] = buf[i << 2]; + if (pix > max) { + max = pix; + } + if (pix < min) { + min = pix; + } + } + const ratio = 255 / (max - min); + for (let i = 0; i < N; i++) { + out[i] = (out[i] - min) * ratio; + } + return out; + } + static #guessThreshold(histogram) { + let i; + let M = -Infinity; + let L = -Infinity; + const min = histogram.findIndex(v => v !== 0); + let pos = min; + let spos = min; + for (i = min; i < 256; i++) { + const v = histogram[i]; + if (v > M) { + if (i - pos > L) { + L = i - pos; + spos = i - 1; + } + M = v; + pos = i; + } + } + for (i = spos - 1; i >= 0; i--) { + if (histogram[i] > histogram[i + 1]) { + break; + } + } + return i; + } + static #getGrayPixels(bitmap) { + const originalBitmap = bitmap; + const { + width, + height + } = bitmap; + const { + maxDim + } = this.#PARAMETERS; + let newWidth = width; + let newHeight = height; + if (width > maxDim || height > maxDim) { + let prevWidth = width; + let prevHeight = height; + let steps = Math.log2(Math.max(width, height) / maxDim); + const isteps = Math.floor(steps); + steps = steps === isteps ? isteps - 1 : isteps; + for (let i = 0; i < steps; i++) { + newWidth = prevWidth; + newHeight = prevHeight; + if (newWidth > maxDim) { + newWidth = Math.ceil(newWidth / 2); + } + if (newHeight > maxDim) { + newHeight = Math.ceil(newHeight / 2); + } + const offscreen = new OffscreenCanvas(newWidth, newHeight); + const ctx = offscreen.getContext("2d"); + ctx.drawImage(bitmap, 0, 0, prevWidth, prevHeight, 0, 0, newWidth, newHeight); + prevWidth = newWidth; + prevHeight = newHeight; + if (bitmap !== originalBitmap) { + bitmap.close(); + } + bitmap = offscreen.transferToImageBitmap(); + } + const ratio = Math.min(maxDim / newWidth, maxDim / newHeight); + newWidth = Math.round(newWidth * ratio); + newHeight = Math.round(newHeight * ratio); + } + const offscreen = new OffscreenCanvas(newWidth, newHeight); + const ctx = offscreen.getContext("2d", { + willReadFrequently: true + }); + ctx.filter = "grayscale(1)"; + ctx.drawImage(bitmap, 0, 0, bitmap.width, bitmap.height, 0, 0, newWidth, newHeight); + const grayImage = ctx.getImageData(0, 0, newWidth, newHeight).data; + const uint8Buf = this.#toUint8(grayImage); + return [uint8Buf, newWidth, newHeight]; + } + static extractContoursFromText(text, { + fontFamily, + fontStyle, + fontWeight + }, pageWidth, pageHeight, rotation, innerMargin) { + let canvas = new OffscreenCanvas(1, 1); + let ctx = canvas.getContext("2d", { + alpha: false + }); + const fontSize = 200; + const font = ctx.font = `${fontStyle} ${fontWeight} ${fontSize}px ${fontFamily}`; + const { + actualBoundingBoxLeft, + actualBoundingBoxRight, + actualBoundingBoxAscent, + actualBoundingBoxDescent, + fontBoundingBoxAscent, + fontBoundingBoxDescent, + width + } = ctx.measureText(text); + const SCALE = 1.5; + const canvasWidth = Math.ceil(Math.max(Math.abs(actualBoundingBoxLeft) + Math.abs(actualBoundingBoxRight) || 0, width) * SCALE); + const canvasHeight = Math.ceil(Math.max(Math.abs(actualBoundingBoxAscent) + Math.abs(actualBoundingBoxDescent) || fontSize, Math.abs(fontBoundingBoxAscent) + Math.abs(fontBoundingBoxDescent) || fontSize) * SCALE); + canvas = new OffscreenCanvas(canvasWidth, canvasHeight); + ctx = canvas.getContext("2d", { + alpha: true, + willReadFrequently: true + }); + ctx.font = font; + ctx.filter = "grayscale(1)"; + ctx.fillStyle = "white"; + ctx.fillRect(0, 0, canvasWidth, canvasHeight); + ctx.fillStyle = "black"; + ctx.fillText(text, canvasWidth * (SCALE - 1) / 2, canvasHeight * (3 - SCALE) / 2); + const uint8Buf = this.#toUint8(ctx.getImageData(0, 0, canvasWidth, canvasHeight).data); + const histogram = this.#getHistogram(uint8Buf); + const threshold = this.#guessThreshold(histogram); + const contourList = this.#findContours(uint8Buf, canvasWidth, canvasHeight, threshold); + return this.processDrawnLines({ + lines: { + curves: contourList, + width: canvasWidth, + height: canvasHeight + }, + pageWidth, + pageHeight, + rotation, + innerMargin, + mustSmooth: true, + areContours: true + }); + } + static process(bitmap, pageWidth, pageHeight, rotation, innerMargin) { + const [uint8Buf, width, height] = this.#getGrayPixels(bitmap); + const [buffer, histogram] = this.#bilateralFilter(uint8Buf, width, height, Math.hypot(width, height) * this.#PARAMETERS.sigmaSFactor, this.#PARAMETERS.sigmaR, this.#PARAMETERS.kernelSize); + const threshold = this.#guessThreshold(histogram); + const contourList = this.#findContours(buffer, width, height, threshold); + return this.processDrawnLines({ + lines: { + curves: contourList, + width, + height + }, + pageWidth, + pageHeight, + rotation, + innerMargin, + mustSmooth: true, + areContours: true + }); + } + static processDrawnLines({ + lines, + pageWidth, + pageHeight, + rotation, + innerMargin, + mustSmooth, + areContours + }) { + if (rotation % 180 !== 0) { + [pageWidth, pageHeight] = [pageHeight, pageWidth]; + } + const { + curves, + thickness, + width, + height + } = lines; + const linesAndPoints = []; + const ratio = Math.min(pageWidth / width, pageHeight / height); + const xScale = ratio / pageWidth; + const yScale = ratio / pageHeight; + for (const { + points + } of curves) { + const reducedPoints = mustSmooth ? this.#douglasPeucker(points) : points; + if (!reducedPoints) { + continue; + } + const len = reducedPoints.length; + const newPoints = new Float32Array(len); + const line = new Float32Array(3 * (len === 2 ? 2 : len - 2)); + linesAndPoints.push({ + line, + points: newPoints + }); + if (len === 2) { + newPoints[0] = reducedPoints[0] * xScale; + newPoints[1] = reducedPoints[1] * yScale; + line.set([NaN, NaN, NaN, NaN, newPoints[0], newPoints[1]], 0); + continue; + } + let [x1, y1, x2, y2] = reducedPoints; + x1 *= xScale; + y1 *= yScale; + x2 *= xScale; + y2 *= yScale; + newPoints.set([x1, y1, x2, y2], 0); + line.set([NaN, NaN, NaN, NaN, x1, y1], 0); + for (let i = 4; i < len; i += 2) { + const x = newPoints[i] = reducedPoints[i] * xScale; + const y = newPoints[i + 1] = reducedPoints[i + 1] * yScale; + line.set(Outline.createBezierPoints(x1, y1, x2, y2, x, y), (i - 2) * 3); + [x1, y1, x2, y2] = [x2, y2, x, y]; + } + } + if (linesAndPoints.length === 0) { + return null; + } + const outline = areContours ? new ContourDrawOutline() : new InkDrawOutline(); + outline.build(linesAndPoints, pageWidth, pageHeight, 1, rotation, areContours ? 0 : thickness, innerMargin); + return outline; + } +} + +;// ./src/display/editor/signature.js + + + + + +class SignatureOptions extends DrawingOptions { + #viewParameters; + constructor(viewerParameters) { + super(); + this.#viewParameters = viewerParameters; + super.updateProperties({ + fill: "black", + "stroke-width": 0 + }); + } + clone() { + const clone = new SignatureOptions(this.#viewParameters); + clone.updateAll(this); + return clone; + } +} +class SignatureEditor extends DrawingEditor { + static _type = "signature"; + static _editorType = AnnotationEditorType.SIGNATURE; + static _defaultDrawingOptions = null; + constructor(params) { + super({ + ...params, + mustBeCommitted: true, + name: "signatureEditor" + }); + this._willKeepAspectRatio = false; + } + static initialize(l10n, uiManager) { + AnnotationEditor.initialize(l10n, uiManager); + this._defaultDrawingOptions = new SignatureOptions(uiManager.viewParameters); + } + static getDefaultDrawingOptions(options) { + const clone = this._defaultDrawingOptions.clone(); + clone.updateProperties(options); + return clone; + } + static get supportMultipleDrawings() { + return false; + } + static get typesMap() { + return shadow(this, "typesMap", new Map()); + } + static get isDrawer() { + return false; + } + get isResizable() { + return true; + } + render() { + if (this.div) { + return this.div; + } + super.render(); + this.div.hidden = true; + this.div.setAttribute("role", "figure"); + this.#extractSignature(); + return this.div; + } + async #extractSignature() { + const input = document.createElement("input"); + input.type = "file"; + input.accept = SupportedImageMimeTypes.join(","); + const signal = this._uiManager._signal; + const { + promise, + resolve + } = Promise.withResolvers(); + input.addEventListener("change", async () => { + if (!input.files || input.files.length === 0) { + resolve(); + } else { + this._uiManager.enableWaiting(true); + const data = await this._uiManager.imageManager.getFromFile(input.files[0]); + this._uiManager.enableWaiting(false); + resolve(data); + } + resolve(); + }, { + signal + }); + input.addEventListener("cancel", resolve, { + signal + }); + input.click(); + const bitmap = await promise; + const { + rawDims: { + pageWidth, + pageHeight + }, + rotation + } = this.parent.viewport; + let drawOutlines; + if (bitmap?.bitmap) { + drawOutlines = SignatureExtractor.process(bitmap.bitmap, pageWidth, pageHeight, rotation, SignatureEditor._INNER_MARGIN); + } else { + drawOutlines = SignatureExtractor.extractContoursFromText("Hello PDF.js' World !!", { + fontStyle: "italic", + fontWeight: "400", + fontFamily: "cursive" + }, pageWidth, pageHeight, rotation, SignatureEditor._INNER_MARGIN); + } + this._addOutlines({ + drawOutlines, + drawingOptions: SignatureEditor.getDefaultDrawingOptions() + }); + this.onScaleChanging(); + this.rotate(); + this.div.hidden = false; + } +} + ;// ./src/display/editor/stamp.js @@ -18655,19 +19240,12 @@ this.#bitmapFile = params.bitmapFile; } static initialize(l10n, uiManager) { AnnotationEditor.initialize(l10n, uiManager); } - static get supportedTypes() { - const types = ["apng", "avif", "bmp", "gif", "jpeg", "png", "svg+xml", "webp", "x-icon"]; - return shadow(this, "supportedTypes", types.map(type => `image/${type}`)); - } - static get supportedTypesStr() { - return shadow(this, "supportedTypesStr", this.supportedTypes.join(",")); - } static isHandlingMimeForPasting(mime) { - return this.supportedTypes.includes(mime); + return SupportedImageMimeTypes.includes(mime); } static paste(item, parent) { parent.pasteEditor(AnnotationEditorType.STAMP, { bitmapFile: item.getAsFile() }); @@ -18800,11 +19378,11 @@ this.#bitmapPromise = this._uiManager.imageManager.getFromFile(file).then(data => this.#getBitmapFetched(data)).finally(() => this.#getBitmapDone()); return; } const input = document.createElement("input"); input.type = "file"; - input.accept = StampEditor.supportedTypesStr; + input.accept = SupportedImageMimeTypes.join(","); const signal = this._uiManager._signal; this.#bitmapPromise = new Promise(resolve => { input.addEventListener("change", async () => { if (!input.files || input.files.length === 0) { this.remove(); @@ -19314,10 +19892,11 @@ + class AnnotationEditorLayer { #accessibilityManager; #allowClick = false; #annotationLayer = null; #clickAC = null; @@ -19330,11 +19909,11 @@ #focusedElement = null; #textLayer = null; #textSelectionAC = null; #uiManager; static _initialized = false; - static #editorTypes = new Map([FreeTextEditor, InkEditor, StampEditor, HighlightEditor].map(type => [type._editorType, type])); + static #editorTypes = new Map([FreeTextEditor, InkEditor, StampEditor, HighlightEditor, SignatureEditor].map(type => [type._editorType, type])); constructor({ uiManager, pageIndex, div, structTreeLayer, @@ -19810,11 +20389,12 @@ } if (!this.#allowClick) { this.#allowClick = true; return; } - if (this.#uiManager.getMode() === AnnotationEditorType.STAMP) { + const currentMode = this.#uiManager.getMode(); + if (currentMode === AnnotationEditorType.STAMP || currentMode === AnnotationEditorType.SIGNATURE) { this.#uiManager.unselectAll(); return; } this.createAndAddNewEditor(event, false); } @@ -20197,12 +20777,12 @@ -const pdfjsVersion = "5.0.43"; -const pdfjsBuild = "38800715c"; +const pdfjsVersion = "5.0.85"; +const pdfjsBuild = "d1f62509e"; var __webpack_exports__AbortException = __webpack_exports__.AbortException; var __webpack_exports__AnnotationEditorLayer = __webpack_exports__.AnnotationEditorLayer; var __webpack_exports__AnnotationEditorParamsType = __webpack_exports__.AnnotationEditorParamsType; var __webpack_exports__AnnotationEditorType = __webpack_exports__.AnnotationEditorType; @@ -20224,10 +20804,11 @@ var __webpack_exports__PasswordResponses = __webpack_exports__.PasswordResponses; var __webpack_exports__PermissionFlag = __webpack_exports__.PermissionFlag; var __webpack_exports__PixelsPerInch = __webpack_exports__.PixelsPerInch; var __webpack_exports__RenderingCancelledException = __webpack_exports__.RenderingCancelledException; var __webpack_exports__ResponseException = __webpack_exports__.ResponseException; +var __webpack_exports__SupportedImageMimeTypes = __webpack_exports__.SupportedImageMimeTypes; var __webpack_exports__TextLayer = __webpack_exports__.TextLayer; var __webpack_exports__TouchManager = __webpack_exports__.TouchManager; var __webpack_exports__Util = __webpack_exports__.Util; var __webpack_exports__VerbosityLevel = __webpack_exports__.VerbosityLevel; var __webpack_exports__XfaLayer = __webpack_exports__.XfaLayer; @@ -20244,6 +20825,6 @@ var __webpack_exports__normalizeUnicode = __webpack_exports__.normalizeUnicode; var __webpack_exports__setLayerDimensions = __webpack_exports__.setLayerDimensions; var __webpack_exports__shadow = __webpack_exports__.shadow; var __webpack_exports__stopEvent = __webpack_exports__.stopEvent; var __webpack_exports__version = __webpack_exports__.version; -export { __webpack_exports__AbortException as AbortException, __webpack_exports__AnnotationEditorLayer as AnnotationEditorLayer, __webpack_exports__AnnotationEditorParamsType as AnnotationEditorParamsType, __webpack_exports__AnnotationEditorType as AnnotationEditorType, __webpack_exports__AnnotationEditorUIManager as AnnotationEditorUIManager, __webpack_exports__AnnotationLayer as AnnotationLayer, __webpack_exports__AnnotationMode as AnnotationMode, __webpack_exports__ColorPicker as ColorPicker, __webpack_exports__DOMSVGFactory as DOMSVGFactory, __webpack_exports__DrawLayer as DrawLayer, __webpack_exports__FeatureTest as FeatureTest, __webpack_exports__GlobalWorkerOptions as GlobalWorkerOptions, __webpack_exports__ImageKind as ImageKind, __webpack_exports__InvalidPDFException as InvalidPDFException, __webpack_exports__OPS as OPS, __webpack_exports__OutputScale as OutputScale, __webpack_exports__PDFDataRangeTransport as PDFDataRangeTransport, __webpack_exports__PDFDateString as PDFDateString, __webpack_exports__PDFWorker as PDFWorker, __webpack_exports__PasswordResponses as PasswordResponses, __webpack_exports__PermissionFlag as PermissionFlag, __webpack_exports__PixelsPerInch as PixelsPerInch, __webpack_exports__RenderingCancelledException as RenderingCancelledException, __webpack_exports__ResponseException as ResponseException, __webpack_exports__TextLayer as TextLayer, __webpack_exports__TouchManager as TouchManager, __webpack_exports__Util as Util, __webpack_exports__VerbosityLevel as VerbosityLevel, __webpack_exports__XfaLayer as XfaLayer, __webpack_exports__build as build, __webpack_exports__createValidAbsoluteUrl as createValidAbsoluteUrl, __webpack_exports__fetchData as fetchData, __webpack_exports__getDocument as getDocument, __webpack_exports__getFilenameFromUrl as getFilenameFromUrl, __webpack_exports__getPdfFilenameFromUrl as getPdfFilenameFromUrl, __webpack_exports__getXfaPageViewport as getXfaPageViewport, __webpack_exports__isDataScheme as isDataScheme, __webpack_exports__isPdfFile as isPdfFile, __webpack_exports__noContextMenu as noContextMenu, __webpack_exports__normalizeUnicode as normalizeUnicode, __webpack_exports__setLayerDimensions as setLayerDimensions, __webpack_exports__shadow as shadow, __webpack_exports__stopEvent as stopEvent, __webpack_exports__version as version }; +export { __webpack_exports__AbortException as AbortException, __webpack_exports__AnnotationEditorLayer as AnnotationEditorLayer, __webpack_exports__AnnotationEditorParamsType as AnnotationEditorParamsType, __webpack_exports__AnnotationEditorType as AnnotationEditorType, __webpack_exports__AnnotationEditorUIManager as AnnotationEditorUIManager, __webpack_exports__AnnotationLayer as AnnotationLayer, __webpack_exports__AnnotationMode as AnnotationMode, __webpack_exports__ColorPicker as ColorPicker, __webpack_exports__DOMSVGFactory as DOMSVGFactory, __webpack_exports__DrawLayer as DrawLayer, __webpack_exports__FeatureTest as FeatureTest, __webpack_exports__GlobalWorkerOptions as GlobalWorkerOptions, __webpack_exports__ImageKind as ImageKind, __webpack_exports__InvalidPDFException as InvalidPDFException, __webpack_exports__OPS as OPS, __webpack_exports__OutputScale as OutputScale, __webpack_exports__PDFDataRangeTransport as PDFDataRangeTransport, __webpack_exports__PDFDateString as PDFDateString, __webpack_exports__PDFWorker as PDFWorker, __webpack_exports__PasswordResponses as PasswordResponses, __webpack_exports__PermissionFlag as PermissionFlag, __webpack_exports__PixelsPerInch as PixelsPerInch, __webpack_exports__RenderingCancelledException as RenderingCancelledException, __webpack_exports__ResponseException as ResponseException, __webpack_exports__SupportedImageMimeTypes as SupportedImageMimeTypes, __webpack_exports__TextLayer as TextLayer, __webpack_exports__TouchManager as TouchManager, __webpack_exports__Util as Util, __webpack_exports__VerbosityLevel as VerbosityLevel, __webpack_exports__XfaLayer as XfaLayer, __webpack_exports__build as build, __webpack_exports__createValidAbsoluteUrl as createValidAbsoluteUrl, __webpack_exports__fetchData as fetchData, __webpack_exports__getDocument as getDocument, __webpack_exports__getFilenameFromUrl as getFilenameFromUrl, __webpack_exports__getPdfFilenameFromUrl as getPdfFilenameFromUrl, __webpack_exports__getXfaPageViewport as getXfaPageViewport, __webpack_exports__isDataScheme as isDataScheme, __webpack_exports__isPdfFile as isPdfFile, __webpack_exports__noContextMenu as noContextMenu, __webpack_exports__normalizeUnicode as normalizeUnicode, __webpack_exports__setLayerDimensions as setLayerDimensions, __webpack_exports__shadow as shadow, __webpack_exports__stopEvent as stopEvent, __webpack_exports__version as version }; diff --git a/toolkit/components/pdfjs/content/build/pdf.scripting.mjs b/toolkit/components/pdfjs/content/build/pdf.scripting.mjs --- a/toolkit/components/pdfjs/content/build/pdf.scripting.mjs +++ b/toolkit/components/pdfjs/content/build/pdf.scripting.mjs @@ -4045,10 +4045,10 @@ }; } ;// ./src/pdf.scripting.js -const pdfjsVersion = "5.0.43"; -const pdfjsBuild = "38800715c"; +const pdfjsVersion = "5.0.85"; +const pdfjsBuild = "d1f62509e"; globalThis.pdfjsScripting = { initSandbox: initSandbox }; diff --git a/toolkit/components/pdfjs/content/build/pdf.worker.mjs b/toolkit/components/pdfjs/content/build/pdf.worker.mjs --- a/toolkit/components/pdfjs/content/build/pdf.worker.mjs +++ b/toolkit/components/pdfjs/content/build/pdf.worker.mjs @@ -51,11 +51,10 @@ ;// ./src/shared/util.js const isNodeJS = false; const IDENTITY_MATRIX = [1, 0, 0, 1, 0, 0]; const FONT_IDENTITY_MATRIX = [0.001, 0, 0, 0.001, 0, 0]; -const MAX_IMAGE_SIZE_TO_CACHE = 10e6; const LINE_FACTOR = 1.35; const LINE_DESCENT_FACTOR = 0.35; const BASELINE_FACTOR = LINE_DESCENT_FACTOR / LINE_FACTOR; const RenderingIntentFlag = { ANY: 0x01, @@ -79,11 +78,12 @@ DISABLE: -1, NONE: 0, FREETEXT: 3, HIGHLIGHT: 9, STAMP: 13, - INK: 15 + INK: 15, + SIGNATURE: 101 }; const AnnotationEditorParamsType = { RESIZE: 1, CREATE: 2, FREETEXT_SIZE: 11, @@ -1258,10 +1258,13 @@ return x > 0 ? Math.ceil(Math.log2(x)) : 0; } function readInt8(data, offset) { return data[offset] << 24 >> 24; } +function readInt16(data, offset) { + return (data[offset] << 24 | data[offset + 1] << 16) >> 16; +} function readUint16(data, offset) { return data[offset] << 8 | data[offset + 1]; } function readUint32(data, offset) { return (data[offset] << 24 | data[offset + 1] << 16 | data[offset + 2] << 8 | data[offset + 3]) >>> 0; @@ -1274,11 +1277,11 @@ } function isNumberArray(arr, len) { if (Array.isArray(arr)) { return (len === null || arr.length === len) && arr.every(x => typeof x === "number"); } - return ArrayBuffer.isView(arr) && (arr.length === 0 || typeof arr[0] === "number") && (len === null || arr.length === len); + return ArrayBuffer.isView(arr) && !(arr instanceof BigInt64Array || arr instanceof BigUint64Array) && (len === null || arr.length === len); } function lookupMatrix(arr, fallback) { return isNumberArray(arr, 6) ? arr : fallback; } function lookupRect(arr, fallback) { @@ -2076,10 +2079,2594 @@ capability.reject(reason); } } } +;// ./src/shared/image_utils.js + +function convertToRGBA(params) { + switch (params.kind) { + case ImageKind.GRAYSCALE_1BPP: + return convertBlackAndWhiteToRGBA(params); + case ImageKind.RGB_24BPP: + return convertRGBToRGBA(params); + } + return null; +} +function convertBlackAndWhiteToRGBA({ + src, + srcPos = 0, + dest, + width, + height, + nonBlackColor = 0xffffffff, + inverseDecode = false +}) { + const black = FeatureTest.isLittleEndian ? 0xff000000 : 0x000000ff; + const [zeroMapping, oneMapping] = inverseDecode ? [nonBlackColor, black] : [black, nonBlackColor]; + const widthInSource = width >> 3; + const widthRemainder = width & 7; + const srcLength = src.length; + dest = new Uint32Array(dest.buffer); + let destPos = 0; + for (let i = 0; i < height; i++) { + for (const max = srcPos + widthInSource; srcPos < max; srcPos++) { + const elem = srcPos < srcLength ? src[srcPos] : 255; + dest[destPos++] = elem & 0b10000000 ? oneMapping : zeroMapping; + dest[destPos++] = elem & 0b1000000 ? oneMapping : zeroMapping; + dest[destPos++] = elem & 0b100000 ? oneMapping : zeroMapping; + dest[destPos++] = elem & 0b10000 ? oneMapping : zeroMapping; + dest[destPos++] = elem & 0b1000 ? oneMapping : zeroMapping; + dest[destPos++] = elem & 0b100 ? oneMapping : zeroMapping; + dest[destPos++] = elem & 0b10 ? oneMapping : zeroMapping; + dest[destPos++] = elem & 0b1 ? oneMapping : zeroMapping; + } + if (widthRemainder === 0) { + continue; + } + const elem = srcPos < srcLength ? src[srcPos++] : 255; + for (let j = 0; j < widthRemainder; j++) { + dest[destPos++] = elem & 1 << 7 - j ? oneMapping : zeroMapping; + } + } + return { + srcPos, + destPos + }; +} +function convertRGBToRGBA({ + src, + srcPos = 0, + dest, + destPos = 0, + width, + height +}) { + let i = 0; + const len = width * height * 3; + const len32 = len >> 2; + const src32 = new Uint32Array(src.buffer, srcPos, len32); + if (FeatureTest.isLittleEndian) { + for (; i < len32 - 2; i += 3, destPos += 4) { + const s1 = src32[i]; + const s2 = src32[i + 1]; + const s3 = src32[i + 2]; + dest[destPos] = s1 | 0xff000000; + dest[destPos + 1] = s1 >>> 24 | s2 << 8 | 0xff000000; + dest[destPos + 2] = s2 >>> 16 | s3 << 16 | 0xff000000; + dest[destPos + 3] = s3 >>> 8 | 0xff000000; + } + for (let j = i * 4, jj = srcPos + len; j < jj; j += 3) { + dest[destPos++] = src[j] | src[j + 1] << 8 | src[j + 2] << 16 | 0xff000000; + } + } else { + for (; i < len32 - 2; i += 3, destPos += 4) { + const s1 = src32[i]; + const s2 = src32[i + 1]; + const s3 = src32[i + 2]; + dest[destPos] = s1 | 0xff; + dest[destPos + 1] = s1 << 24 | s2 >>> 8 | 0xff; + dest[destPos + 2] = s2 << 16 | s3 >>> 16 | 0xff; + dest[destPos + 3] = s3 << 8 | 0xff; + } + for (let j = i * 4, jj = srcPos + len; j < jj; j += 3) { + dest[destPos++] = src[j] << 24 | src[j + 1] << 16 | src[j + 2] << 8 | 0xff; + } + } + return { + srcPos: srcPos + len, + destPos + }; +} +function grayToRGBA(src, dest) { + if (FeatureTest.isLittleEndian) { + for (let i = 0, ii = src.length; i < ii; i++) { + dest[i] = src[i] * 0x10101 | 0xff000000; + } + } else { + for (let i = 0, ii = src.length; i < ii; i++) { + dest[i] = src[i] * 0x1010100 | 0x000000ff; + } + } +} + +;// ./src/core/image_resizer.js + + + +const MIN_IMAGE_DIM = 2048; +const MAX_IMAGE_DIM = 65537; +const MAX_ERROR = 128; +class ImageResizer { + static #goodSquareLength = MIN_IMAGE_DIM; + static #isImageDecoderSupported = FeatureTest.isImageDecoderSupported; + constructor(imgData, isMask) { + this._imgData = imgData; + this._isMask = isMask; + } + static get canUseImageDecoder() { + return shadow(this, "canUseImageDecoder", this.#isImageDecoderSupported ? ImageDecoder.isTypeSupported("image/bmp") : Promise.resolve(false)); + } + static needsToBeResized(width, height) { + if (width <= this.#goodSquareLength && height <= this.#goodSquareLength) { + return false; + } + const { + MAX_DIM + } = this; + if (width > MAX_DIM || height > MAX_DIM) { + return true; + } + const area = width * height; + if (this._hasMaxArea) { + return area > this.MAX_AREA; + } + if (area < this.#goodSquareLength ** 2) { + return false; + } + if (this._areGoodDims(width, height)) { + this.#goodSquareLength = Math.max(this.#goodSquareLength, Math.floor(Math.sqrt(width * height))); + return false; + } + this.#goodSquareLength = this._guessMax(this.#goodSquareLength, MAX_DIM, MAX_ERROR, 0); + const maxArea = this.MAX_AREA = this.#goodSquareLength ** 2; + return area > maxArea; + } + static get MAX_DIM() { + return shadow(this, "MAX_DIM", this._guessMax(MIN_IMAGE_DIM, MAX_IMAGE_DIM, 0, 1)); + } + static get MAX_AREA() { + this._hasMaxArea = true; + return shadow(this, "MAX_AREA", this._guessMax(this.#goodSquareLength, this.MAX_DIM, MAX_ERROR, 0) ** 2); + } + static set MAX_AREA(area) { + if (area >= 0) { + this._hasMaxArea = true; + shadow(this, "MAX_AREA", area); + } + } + static setOptions({ + canvasMaxAreaInBytes = -1, + isImageDecoderSupported = false + }) { + if (!this._hasMaxArea) { + this.MAX_AREA = canvasMaxAreaInBytes >> 2; + } + this.#isImageDecoderSupported = isImageDecoderSupported; + } + static _areGoodDims(width, height) { + try { + const canvas = new OffscreenCanvas(width, height); + const ctx = canvas.getContext("2d"); + ctx.fillRect(0, 0, 1, 1); + const opacity = ctx.getImageData(0, 0, 1, 1).data[3]; + canvas.width = canvas.height = 1; + return opacity !== 0; + } catch { + return false; + } + } + static _guessMax(start, end, tolerance, defaultHeight) { + while (start + tolerance + 1 < end) { + const middle = Math.floor((start + end) / 2); + const height = defaultHeight || middle; + if (this._areGoodDims(middle, height)) { + start = middle; + } else { + end = middle; + } + } + return start; + } + static async createImage(imgData, isMask = false) { + return new ImageResizer(imgData, isMask)._createImage(); + } + async _createImage() { + const { + _imgData: imgData + } = this; + const { + width, + height + } = imgData; + if (width * height * 4 > MAX_INT_32) { + const result = this.#rescaleImageData(); + if (result) { + return result; + } + } + const data = this._encodeBMP(); + let decoder, imagePromise; + if (await ImageResizer.canUseImageDecoder) { + decoder = new ImageDecoder({ + data, + type: "image/bmp", + preferAnimation: false, + transfer: [data.buffer] + }); + imagePromise = decoder.decode().catch(reason => { + warn(`BMP image decoding failed: ${reason}`); + return createImageBitmap(new Blob([this._encodeBMP().buffer], { + type: "image/bmp" + })); + }).finally(() => { + decoder.close(); + }); + } else { + imagePromise = createImageBitmap(new Blob([data.buffer], { + type: "image/bmp" + })); + } + const { + MAX_AREA, + MAX_DIM + } = ImageResizer; + const minFactor = Math.max(width / MAX_DIM, height / MAX_DIM, Math.sqrt(width * height / MAX_AREA)); + const firstFactor = Math.max(minFactor, 2); + const factor = Math.round(10 * (minFactor + 1.25)) / 10 / firstFactor; + const N = Math.floor(Math.log2(factor)); + const steps = new Array(N + 2).fill(2); + steps[0] = firstFactor; + steps.splice(-1, 1, factor / (1 << N)); + let newWidth = width; + let newHeight = height; + const result = await imagePromise; + let bitmap = result.image || result; + for (const step of steps) { + const prevWidth = newWidth; + const prevHeight = newHeight; + newWidth = Math.floor(newWidth / step) - 1; + newHeight = Math.floor(newHeight / step) - 1; + const canvas = new OffscreenCanvas(newWidth, newHeight); + const ctx = canvas.getContext("2d"); + ctx.drawImage(bitmap, 0, 0, prevWidth, prevHeight, 0, 0, newWidth, newHeight); + bitmap.close(); + bitmap = canvas.transferToImageBitmap(); + } + imgData.data = null; + imgData.bitmap = bitmap; + imgData.width = newWidth; + imgData.height = newHeight; + return imgData; + } + #rescaleImageData() { + const { + _imgData: imgData + } = this; + const { + data, + width, + height, + kind + } = imgData; + const rgbaSize = width * height * 4; + const K = Math.ceil(Math.log2(rgbaSize / MAX_INT_32)); + const newWidth = width >> K; + const newHeight = height >> K; + let rgbaData; + let maxHeight = height; + try { + rgbaData = new Uint8Array(rgbaSize); + } catch { + let n = Math.floor(Math.log2(rgbaSize + 1)); + while (true) { + try { + rgbaData = new Uint8Array(2 ** n - 1); + break; + } catch { + n -= 1; + } + } + maxHeight = Math.floor((2 ** n - 1) / (width * 4)); + const newSize = width * maxHeight * 4; + if (newSize < rgbaData.length) { + rgbaData = new Uint8Array(newSize); + } + } + const src32 = new Uint32Array(rgbaData.buffer); + const dest32 = new Uint32Array(newWidth * newHeight); + let srcPos = 0; + let newIndex = 0; + const step = Math.ceil(height / maxHeight); + const remainder = height % maxHeight === 0 ? height : height % maxHeight; + for (let k = 0; k < step; k++) { + const h = k < step - 1 ? maxHeight : remainder; + ({ + srcPos + } = convertToRGBA({ + kind, + src: data, + dest: src32, + width, + height: h, + inverseDecode: this._isMask, + srcPos + })); + for (let i = 0, ii = h >> K; i < ii; i++) { + const buf = src32.subarray((i << K) * width); + for (let j = 0; j < newWidth; j++) { + dest32[newIndex++] = buf[j << K]; + } + } + } + if (ImageResizer.needsToBeResized(newWidth, newHeight)) { + imgData.data = dest32; + imgData.width = newWidth; + imgData.height = newHeight; + imgData.kind = ImageKind.RGBA_32BPP; + return null; + } + const canvas = new OffscreenCanvas(newWidth, newHeight); + const ctx = canvas.getContext("2d", { + willReadFrequently: true + }); + ctx.putImageData(new ImageData(new Uint8ClampedArray(dest32.buffer), newWidth, newHeight), 0, 0); + imgData.data = null; + imgData.bitmap = canvas.transferToImageBitmap(); + imgData.width = newWidth; + imgData.height = newHeight; + return imgData; + } + _encodeBMP() { + const { + width, + height, + kind + } = this._imgData; + let data = this._imgData.data; + let bitPerPixel; + let colorTable = new Uint8Array(0); + let maskTable = colorTable; + let compression = 0; + switch (kind) { + case ImageKind.GRAYSCALE_1BPP: + { + bitPerPixel = 1; + colorTable = new Uint8Array(this._isMask ? [255, 255, 255, 255, 0, 0, 0, 0] : [0, 0, 0, 0, 255, 255, 255, 255]); + const rowLen = width + 7 >> 3; + const rowSize = rowLen + 3 & -4; + if (rowLen !== rowSize) { + const newData = new Uint8Array(rowSize * height); + let k = 0; + for (let i = 0, ii = height * rowLen; i < ii; i += rowLen, k += rowSize) { + newData.set(data.subarray(i, i + rowLen), k); + } + data = newData; + } + break; + } + case ImageKind.RGB_24BPP: + { + bitPerPixel = 24; + if (width & 3) { + const rowLen = 3 * width; + const rowSize = rowLen + 3 & -4; + const extraLen = rowSize - rowLen; + const newData = new Uint8Array(rowSize * height); + let k = 0; + for (let i = 0, ii = height * rowLen; i < ii; i += rowLen) { + const row = data.subarray(i, i + rowLen); + for (let j = 0; j < rowLen; j += 3) { + newData[k++] = row[j + 2]; + newData[k++] = row[j + 1]; + newData[k++] = row[j]; + } + k += extraLen; + } + data = newData; + } else { + for (let i = 0, ii = data.length; i < ii; i += 3) { + const tmp = data[i]; + data[i] = data[i + 2]; + data[i + 2] = tmp; + } + } + break; + } + case ImageKind.RGBA_32BPP: + bitPerPixel = 32; + compression = 3; + maskTable = new Uint8Array(4 + 4 + 4 + 4 + 52); + const view = new DataView(maskTable.buffer); + if (FeatureTest.isLittleEndian) { + view.setUint32(0, 0x000000ff, true); + view.setUint32(4, 0x0000ff00, true); + view.setUint32(8, 0x00ff0000, true); + view.setUint32(12, 0xff000000, true); + } else { + view.setUint32(0, 0xff000000, true); + view.setUint32(4, 0x00ff0000, true); + view.setUint32(8, 0x0000ff00, true); + view.setUint32(12, 0x000000ff, true); + } + break; + default: + throw new Error("invalid format"); + } + let i = 0; + const headerLength = 40 + maskTable.length; + const fileLength = 14 + headerLength + colorTable.length + data.length; + const bmpData = new Uint8Array(fileLength); + const view = new DataView(bmpData.buffer); + view.setUint16(i, 0x4d42, true); + i += 2; + view.setUint32(i, fileLength, true); + i += 4; + view.setUint32(i, 0, true); + i += 4; + view.setUint32(i, 14 + headerLength + colorTable.length, true); + i += 4; + view.setUint32(i, headerLength, true); + i += 4; + view.setInt32(i, width, true); + i += 4; + view.setInt32(i, -height, true); + i += 4; + view.setUint16(i, 1, true); + i += 2; + view.setUint16(i, bitPerPixel, true); + i += 2; + view.setUint32(i, compression, true); + i += 4; + view.setUint32(i, 0, true); + i += 4; + view.setInt32(i, 0, true); + i += 4; + view.setInt32(i, 0, true); + i += 4; + view.setUint32(i, colorTable.length / 4, true); + i += 4; + view.setUint32(i, 0, true); + i += 4; + bmpData.set(maskTable, i); + i += maskTable.length; + bmpData.set(colorTable, i); + i += colorTable.length; + bmpData.set(data, i); + return bmpData; + } +} + +;// ./src/core/decode_stream.js + + +const emptyBuffer = new Uint8Array(0); +class DecodeStream extends BaseStream { + constructor(maybeMinBufferLength) { + super(); + this._rawMinBufferLength = maybeMinBufferLength || 0; + this.pos = 0; + this.bufferLength = 0; + this.eof = false; + this.buffer = emptyBuffer; + this.minBufferLength = 512; + if (maybeMinBufferLength) { + while (this.minBufferLength < maybeMinBufferLength) { + this.minBufferLength *= 2; + } + } + } + get isEmpty() { + while (!this.eof && this.bufferLength === 0) { + this.readBlock(); + } + return this.bufferLength === 0; + } + ensureBuffer(requested) { + const buffer = this.buffer; + if (requested <= buffer.byteLength) { + return buffer; + } + let size = this.minBufferLength; + while (size < requested) { + size *= 2; + } + const buffer2 = new Uint8Array(size); + buffer2.set(buffer); + return this.buffer = buffer2; + } + getByte() { + const pos = this.pos; + while (this.bufferLength <= pos) { + if (this.eof) { + return -1; + } + this.readBlock(); + } + return this.buffer[this.pos++]; + } + getBytes(length, decoderOptions = null) { + const pos = this.pos; + let end; + if (length) { + this.ensureBuffer(pos + length); + end = pos + length; + while (!this.eof && this.bufferLength < end) { + this.readBlock(decoderOptions); + } + const bufEnd = this.bufferLength; + if (end > bufEnd) { + end = bufEnd; + } + } else { + while (!this.eof) { + this.readBlock(decoderOptions); + } + end = this.bufferLength; + } + this.pos = end; + return this.buffer.subarray(pos, end); + } + async getImageData(length, decoderOptions) { + if (!this.canAsyncDecodeImageFromBuffer) { + if (this.isAsyncDecoder) { + return this.decodeImage(null, decoderOptions); + } + return this.getBytes(length, decoderOptions); + } + const data = await this.stream.asyncGetBytes(); + return this.decodeImage(data, decoderOptions); + } + reset() { + this.pos = 0; + } + makeSubStream(start, length, dict = null) { + if (length === undefined) { + while (!this.eof) { + this.readBlock(); + } + } else { + const end = start + length; + while (this.bufferLength <= end && !this.eof) { + this.readBlock(); + } + } + return new Stream(this.buffer, start, length, dict); + } + getBaseStreams() { + return this.str ? this.str.getBaseStreams() : null; + } +} +class StreamsSequenceStream extends DecodeStream { + constructor(streams, onError = null) { + streams = streams.filter(s => s instanceof BaseStream); + let maybeLength = 0; + for (const stream of streams) { + maybeLength += stream instanceof DecodeStream ? stream._rawMinBufferLength : stream.length; + } + super(maybeLength); + this.streams = streams; + this._onError = onError; + } + readBlock() { + const streams = this.streams; + if (streams.length === 0) { + this.eof = true; + return; + } + const stream = streams.shift(); + let chunk; + try { + chunk = stream.getBytes(); + } catch (reason) { + if (this._onError) { + this._onError(reason, stream.dict?.objId); + return; + } + throw reason; + } + const bufferLength = this.bufferLength; + const newLength = bufferLength + chunk.length; + const buffer = this.ensureBuffer(newLength); + buffer.set(chunk, bufferLength); + this.bufferLength = newLength; + } + getBaseStreams() { + const baseStreamsBuf = []; + for (const stream of this.streams) { + const baseStreams = stream.getBaseStreams(); + if (baseStreams) { + baseStreamsBuf.push(...baseStreams); + } + } + return baseStreamsBuf.length > 0 ? baseStreamsBuf : null; + } +} + +;// ./src/core/jpg.js + + + +class JpegError extends BaseException { + constructor(msg) { + super(msg, "JpegError"); + } +} +class DNLMarkerError extends BaseException { + constructor(message, scanLines) { + super(message, "DNLMarkerError"); + this.scanLines = scanLines; + } +} +class EOIMarkerError extends BaseException { + constructor(msg) { + super(msg, "EOIMarkerError"); + } +} +const dctZigZag = new Uint8Array([0, 1, 8, 16, 9, 2, 3, 10, 17, 24, 32, 25, 18, 11, 4, 5, 12, 19, 26, 33, 40, 48, 41, 34, 27, 20, 13, 6, 7, 14, 21, 28, 35, 42, 49, 56, 57, 50, 43, 36, 29, 22, 15, 23, 30, 37, 44, 51, 58, 59, 52, 45, 38, 31, 39, 46, 53, 60, 61, 54, 47, 55, 62, 63]); +const dctCos1 = 4017; +const dctSin1 = 799; +const dctCos3 = 3406; +const dctSin3 = 2276; +const dctCos6 = 1567; +const dctSin6 = 3784; +const dctSqrt2 = 5793; +const dctSqrt1d2 = 2896; +function buildHuffmanTable(codeLengths, values) { + let k = 0, + i, + j, + length = 16; + while (length > 0 && !codeLengths[length - 1]) { + length--; + } + const code = [{ + children: [], + index: 0 + }]; + let p = code[0], + q; + for (i = 0; i < length; i++) { + for (j = 0; j < codeLengths[i]; j++) { + p = code.pop(); + p.children[p.index] = values[k]; + while (p.index > 0) { + p = code.pop(); + } + p.index++; + code.push(p); + while (code.length <= i) { + code.push(q = { + children: [], + index: 0 + }); + p.children[p.index] = q.children; + p = q; + } + k++; + } + if (i + 1 < length) { + code.push(q = { + children: [], + index: 0 + }); + p.children[p.index] = q.children; + p = q; + } + } + return code[0].children; +} +function getBlockBufferOffset(component, row, col) { + return 64 * ((component.blocksPerLine + 1) * row + col); +} +function decodeScan(data, offset, frame, components, resetInterval, spectralStart, spectralEnd, successivePrev, successive, parseDNLMarker = false) { + const mcusPerLine = frame.mcusPerLine; + const progressive = frame.progressive; + const startOffset = offset; + let bitsData = 0, + bitsCount = 0; + function readBit() { + if (bitsCount > 0) { + bitsCount--; + return bitsData >> bitsCount & 1; + } + bitsData = data[offset++]; + if (bitsData === 0xff) { + const nextByte = data[offset++]; + if (nextByte) { + if (nextByte === 0xdc && parseDNLMarker) { + offset += 2; + const scanLines = readUint16(data, offset); + offset += 2; + if (scanLines > 0 && scanLines !== frame.scanLines) { + throw new DNLMarkerError("Found DNL marker (0xFFDC) while parsing scan data", scanLines); + } + } else if (nextByte === 0xd9) { + if (parseDNLMarker) { + const maybeScanLines = blockRow * (frame.precision === 8 ? 8 : 0); + if (maybeScanLines > 0 && Math.round(frame.scanLines / maybeScanLines) >= 5) { + throw new DNLMarkerError("Found EOI marker (0xFFD9) while parsing scan data, " + "possibly caused by incorrect `scanLines` parameter", maybeScanLines); + } + } + throw new EOIMarkerError("Found EOI marker (0xFFD9) while parsing scan data"); + } + throw new JpegError(`unexpected marker ${(bitsData << 8 | nextByte).toString(16)}`); + } + } + bitsCount = 7; + return bitsData >>> 7; + } + function decodeHuffman(tree) { + let node = tree; + while (true) { + node = node[readBit()]; + switch (typeof node) { + case "number": + return node; + case "object": + continue; + } + throw new JpegError("invalid huffman sequence"); + } + } + function receive(length) { + let n = 0; + while (length > 0) { + n = n << 1 | readBit(); + length--; + } + return n; + } + function receiveAndExtend(length) { + if (length === 1) { + return readBit() === 1 ? 1 : -1; + } + const n = receive(length); + if (n >= 1 << length - 1) { + return n; + } + return n + (-1 << length) + 1; + } + function decodeBaseline(component, blockOffset) { + const t = decodeHuffman(component.huffmanTableDC); + const diff = t === 0 ? 0 : receiveAndExtend(t); + component.blockData[blockOffset] = component.pred += diff; + let k = 1; + while (k < 64) { + const rs = decodeHuffman(component.huffmanTableAC); + const s = rs & 15, + r = rs >> 4; + if (s === 0) { + if (r < 15) { + break; + } + k += 16; + continue; + } + k += r; + const z = dctZigZag[k]; + component.blockData[blockOffset + z] = receiveAndExtend(s); + k++; + } + } + function decodeDCFirst(component, blockOffset) { + const t = decodeHuffman(component.huffmanTableDC); + const diff = t === 0 ? 0 : receiveAndExtend(t) << successive; + component.blockData[blockOffset] = component.pred += diff; + } + function decodeDCSuccessive(component, blockOffset) { + component.blockData[blockOffset] |= readBit() << successive; + } + let eobrun = 0; + function decodeACFirst(component, blockOffset) { + if (eobrun > 0) { + eobrun--; + return; + } + let k = spectralStart; + const e = spectralEnd; + while (k <= e) { + const rs = decodeHuffman(component.huffmanTableAC); + const s = rs & 15, + r = rs >> 4; + if (s === 0) { + if (r < 15) { + eobrun = receive(r) + (1 << r) - 1; + break; + } + k += 16; + continue; + } + k += r; + const z = dctZigZag[k]; + component.blockData[blockOffset + z] = receiveAndExtend(s) * (1 << successive); + k++; + } + } + let successiveACState = 0, + successiveACNextValue; + function decodeACSuccessive(component, blockOffset) { + let k = spectralStart; + const e = spectralEnd; + let r = 0; + let s; + let rs; + while (k <= e) { + const offsetZ = blockOffset + dctZigZag[k]; + const sign = component.blockData[offsetZ] < 0 ? -1 : 1; + switch (successiveACState) { + case 0: + rs = decodeHuffman(component.huffmanTableAC); + s = rs & 15; + r = rs >> 4; + if (s === 0) { + if (r < 15) { + eobrun = receive(r) + (1 << r); + successiveACState = 4; + } else { + r = 16; + successiveACState = 1; + } + } else { + if (s !== 1) { + throw new JpegError("invalid ACn encoding"); + } + successiveACNextValue = receiveAndExtend(s); + successiveACState = r ? 2 : 3; + } + continue; + case 1: + case 2: + if (component.blockData[offsetZ]) { + component.blockData[offsetZ] += sign * (readBit() << successive); + } else { + r--; + if (r === 0) { + successiveACState = successiveACState === 2 ? 3 : 0; + } + } + break; + case 3: + if (component.blockData[offsetZ]) { + component.blockData[offsetZ] += sign * (readBit() << successive); + } else { + component.blockData[offsetZ] = successiveACNextValue << successive; + successiveACState = 0; + } + break; + case 4: + if (component.blockData[offsetZ]) { + component.blockData[offsetZ] += sign * (readBit() << successive); + } + break; + } + k++; + } + if (successiveACState === 4) { + eobrun--; + if (eobrun === 0) { + successiveACState = 0; + } + } + } + let blockRow = 0; + function decodeMcu(component, decode, mcu, row, col) { + const mcuRow = mcu / mcusPerLine | 0; + const mcuCol = mcu % mcusPerLine; + blockRow = mcuRow * component.v + row; + const blockCol = mcuCol * component.h + col; + const blockOffset = getBlockBufferOffset(component, blockRow, blockCol); + decode(component, blockOffset); + } + function decodeBlock(component, decode, mcu) { + blockRow = mcu / component.blocksPerLine | 0; + const blockCol = mcu % component.blocksPerLine; + const blockOffset = getBlockBufferOffset(component, blockRow, blockCol); + decode(component, blockOffset); + } + const componentsLength = components.length; + let component, i, j, k, n; + let decodeFn; + if (progressive) { + if (spectralStart === 0) { + decodeFn = successivePrev === 0 ? decodeDCFirst : decodeDCSuccessive; + } else { + decodeFn = successivePrev === 0 ? decodeACFirst : decodeACSuccessive; + } + } else { + decodeFn = decodeBaseline; + } + let mcu = 0, + fileMarker; + const mcuExpected = componentsLength === 1 ? components[0].blocksPerLine * components[0].blocksPerColumn : mcusPerLine * frame.mcusPerColumn; + let h, v; + while (mcu <= mcuExpected) { + const mcuToRead = resetInterval ? Math.min(mcuExpected - mcu, resetInterval) : mcuExpected; + if (mcuToRead > 0) { + for (i = 0; i < componentsLength; i++) { + components[i].pred = 0; + } + eobrun = 0; + if (componentsLength === 1) { + component = components[0]; + for (n = 0; n < mcuToRead; n++) { + decodeBlock(component, decodeFn, mcu); + mcu++; + } + } else { + for (n = 0; n < mcuToRead; n++) { + for (i = 0; i < componentsLength; i++) { + component = components[i]; + h = component.h; + v = component.v; + for (j = 0; j < v; j++) { + for (k = 0; k < h; k++) { + decodeMcu(component, decodeFn, mcu, j, k); + } + } + } + mcu++; + } + } + } + bitsCount = 0; + fileMarker = findNextFileMarker(data, offset); + if (!fileMarker) { + break; + } + if (fileMarker.invalid) { + const partialMsg = mcuToRead > 0 ? "unexpected" : "excessive"; + warn(`decodeScan - ${partialMsg} MCU data, current marker is: ${fileMarker.invalid}`); + offset = fileMarker.offset; + } + if (fileMarker.marker >= 0xffd0 && fileMarker.marker <= 0xffd7) { + offset += 2; + } else { + break; + } + } + return offset - startOffset; +} +function quantizeAndInverse(component, blockBufferOffset, p) { + const qt = component.quantizationTable, + blockData = component.blockData; + let v0, v1, v2, v3, v4, v5, v6, v7; + let p0, p1, p2, p3, p4, p5, p6, p7; + let t; + if (!qt) { + throw new JpegError("missing required Quantization Table."); + } + for (let row = 0; row < 64; row += 8) { + p0 = blockData[blockBufferOffset + row]; + p1 = blockData[blockBufferOffset + row + 1]; + p2 = blockData[blockBufferOffset + row + 2]; + p3 = blockData[blockBufferOffset + row + 3]; + p4 = blockData[blockBufferOffset + row + 4]; + p5 = blockData[blockBufferOffset + row + 5]; + p6 = blockData[blockBufferOffset + row + 6]; + p7 = blockData[blockBufferOffset + row + 7]; + p0 *= qt[row]; + if ((p1 | p2 | p3 | p4 | p5 | p6 | p7) === 0) { + t = dctSqrt2 * p0 + 512 >> 10; + p[row] = t; + p[row + 1] = t; + p[row + 2] = t; + p[row + 3] = t; + p[row + 4] = t; + p[row + 5] = t; + p[row + 6] = t; + p[row + 7] = t; + continue; + } + p1 *= qt[row + 1]; + p2 *= qt[row + 2]; + p3 *= qt[row + 3]; + p4 *= qt[row + 4]; + p5 *= qt[row + 5]; + p6 *= qt[row + 6]; + p7 *= qt[row + 7]; + v0 = dctSqrt2 * p0 + 128 >> 8; + v1 = dctSqrt2 * p4 + 128 >> 8; + v2 = p2; + v3 = p6; + v4 = dctSqrt1d2 * (p1 - p7) + 128 >> 8; + v7 = dctSqrt1d2 * (p1 + p7) + 128 >> 8; + v5 = p3 << 4; + v6 = p5 << 4; + v0 = v0 + v1 + 1 >> 1; + v1 = v0 - v1; + t = v2 * dctSin6 + v3 * dctCos6 + 128 >> 8; + v2 = v2 * dctCos6 - v3 * dctSin6 + 128 >> 8; + v3 = t; + v4 = v4 + v6 + 1 >> 1; + v6 = v4 - v6; + v7 = v7 + v5 + 1 >> 1; + v5 = v7 - v5; + v0 = v0 + v3 + 1 >> 1; + v3 = v0 - v3; + v1 = v1 + v2 + 1 >> 1; + v2 = v1 - v2; + t = v4 * dctSin3 + v7 * dctCos3 + 2048 >> 12; + v4 = v4 * dctCos3 - v7 * dctSin3 + 2048 >> 12; + v7 = t; + t = v5 * dctSin1 + v6 * dctCos1 + 2048 >> 12; + v5 = v5 * dctCos1 - v6 * dctSin1 + 2048 >> 12; + v6 = t; + p[row] = v0 + v7; + p[row + 7] = v0 - v7; + p[row + 1] = v1 + v6; + p[row + 6] = v1 - v6; + p[row + 2] = v2 + v5; + p[row + 5] = v2 - v5; + p[row + 3] = v3 + v4; + p[row + 4] = v3 - v4; + } + for (let col = 0; col < 8; ++col) { + p0 = p[col]; + p1 = p[col + 8]; + p2 = p[col + 16]; + p3 = p[col + 24]; + p4 = p[col + 32]; + p5 = p[col + 40]; + p6 = p[col + 48]; + p7 = p[col + 56]; + if ((p1 | p2 | p3 | p4 | p5 | p6 | p7) === 0) { + t = dctSqrt2 * p0 + 8192 >> 14; + if (t < -2040) { + t = 0; + } else if (t >= 2024) { + t = 255; + } else { + t = t + 2056 >> 4; + } + blockData[blockBufferOffset + col] = t; + blockData[blockBufferOffset + col + 8] = t; + blockData[blockBufferOffset + col + 16] = t; + blockData[blockBufferOffset + col + 24] = t; + blockData[blockBufferOffset + col + 32] = t; + blockData[blockBufferOffset + col + 40] = t; + blockData[blockBufferOffset + col + 48] = t; + blockData[blockBufferOffset + col + 56] = t; + continue; + } + v0 = dctSqrt2 * p0 + 2048 >> 12; + v1 = dctSqrt2 * p4 + 2048 >> 12; + v2 = p2; + v3 = p6; + v4 = dctSqrt1d2 * (p1 - p7) + 2048 >> 12; + v7 = dctSqrt1d2 * (p1 + p7) + 2048 >> 12; + v5 = p3; + v6 = p5; + v0 = (v0 + v1 + 1 >> 1) + 4112; + v1 = v0 - v1; + t = v2 * dctSin6 + v3 * dctCos6 + 2048 >> 12; + v2 = v2 * dctCos6 - v3 * dctSin6 + 2048 >> 12; + v3 = t; + v4 = v4 + v6 + 1 >> 1; + v6 = v4 - v6; + v7 = v7 + v5 + 1 >> 1; + v5 = v7 - v5; + v0 = v0 + v3 + 1 >> 1; + v3 = v0 - v3; + v1 = v1 + v2 + 1 >> 1; + v2 = v1 - v2; + t = v4 * dctSin3 + v7 * dctCos3 + 2048 >> 12; + v4 = v4 * dctCos3 - v7 * dctSin3 + 2048 >> 12; + v7 = t; + t = v5 * dctSin1 + v6 * dctCos1 + 2048 >> 12; + v5 = v5 * dctCos1 - v6 * dctSin1 + 2048 >> 12; + v6 = t; + p0 = v0 + v7; + p7 = v0 - v7; + p1 = v1 + v6; + p6 = v1 - v6; + p2 = v2 + v5; + p5 = v2 - v5; + p3 = v3 + v4; + p4 = v3 - v4; + if (p0 < 16) { + p0 = 0; + } else if (p0 >= 4080) { + p0 = 255; + } else { + p0 >>= 4; + } + if (p1 < 16) { + p1 = 0; + } else if (p1 >= 4080) { + p1 = 255; + } else { + p1 >>= 4; + } + if (p2 < 16) { + p2 = 0; + } else if (p2 >= 4080) { + p2 = 255; + } else { + p2 >>= 4; + } + if (p3 < 16) { + p3 = 0; + } else if (p3 >= 4080) { + p3 = 255; + } else { + p3 >>= 4; + } + if (p4 < 16) { + p4 = 0; + } else if (p4 >= 4080) { + p4 = 255; + } else { + p4 >>= 4; + } + if (p5 < 16) { + p5 = 0; + } else if (p5 >= 4080) { + p5 = 255; + } else { + p5 >>= 4; + } + if (p6 < 16) { + p6 = 0; + } else if (p6 >= 4080) { + p6 = 255; + } else { + p6 >>= 4; + } + if (p7 < 16) { + p7 = 0; + } else if (p7 >= 4080) { + p7 = 255; + } else { + p7 >>= 4; + } + blockData[blockBufferOffset + col] = p0; + blockData[blockBufferOffset + col + 8] = p1; + blockData[blockBufferOffset + col + 16] = p2; + blockData[blockBufferOffset + col + 24] = p3; + blockData[blockBufferOffset + col + 32] = p4; + blockData[blockBufferOffset + col + 40] = p5; + blockData[blockBufferOffset + col + 48] = p6; + blockData[blockBufferOffset + col + 56] = p7; + } +} +function buildComponentData(frame, component) { + const blocksPerLine = component.blocksPerLine; + const blocksPerColumn = component.blocksPerColumn; + const computationBuffer = new Int16Array(64); + for (let blockRow = 0; blockRow < blocksPerColumn; blockRow++) { + for (let blockCol = 0; blockCol < blocksPerLine; blockCol++) { + const offset = getBlockBufferOffset(component, blockRow, blockCol); + quantizeAndInverse(component, offset, computationBuffer); + } + } + return component.blockData; +} +function findNextFileMarker(data, currentPos, startPos = currentPos) { + const maxPos = data.length - 1; + let newPos = startPos < currentPos ? startPos : currentPos; + if (currentPos >= maxPos) { + return null; + } + const currentMarker = readUint16(data, currentPos); + if (currentMarker >= 0xffc0 && currentMarker <= 0xfffe) { + return { + invalid: null, + marker: currentMarker, + offset: currentPos + }; + } + let newMarker = readUint16(data, newPos); + while (!(newMarker >= 0xffc0 && newMarker <= 0xfffe)) { + if (++newPos >= maxPos) { + return null; + } + newMarker = readUint16(data, newPos); + } + return { + invalid: currentMarker.toString(16), + marker: newMarker, + offset: newPos + }; +} +function prepareComponents(frame) { + const mcusPerLine = Math.ceil(frame.samplesPerLine / 8 / frame.maxH); + const mcusPerColumn = Math.ceil(frame.scanLines / 8 / frame.maxV); + for (const component of frame.components) { + const blocksPerLine = Math.ceil(Math.ceil(frame.samplesPerLine / 8) * component.h / frame.maxH); + const blocksPerColumn = Math.ceil(Math.ceil(frame.scanLines / 8) * component.v / frame.maxV); + const blocksPerLineForMcu = mcusPerLine * component.h; + const blocksPerColumnForMcu = mcusPerColumn * component.v; + const blocksBufferSize = 64 * blocksPerColumnForMcu * (blocksPerLineForMcu + 1); + component.blockData = new Int16Array(blocksBufferSize); + component.blocksPerLine = blocksPerLine; + component.blocksPerColumn = blocksPerColumn; + } + frame.mcusPerLine = mcusPerLine; + frame.mcusPerColumn = mcusPerColumn; +} +function readDataBlock(data, offset) { + const length = readUint16(data, offset); + offset += 2; + let endOffset = offset + length - 2; + const fileMarker = findNextFileMarker(data, endOffset, offset); + if (fileMarker?.invalid) { + warn("readDataBlock - incorrect length, current marker is: " + fileMarker.invalid); + endOffset = fileMarker.offset; + } + const array = data.subarray(offset, endOffset); + offset += array.length; + return { + appData: array, + newOffset: offset + }; +} +function skipData(data, offset) { + const length = readUint16(data, offset); + offset += 2; + const endOffset = offset + length - 2; + const fileMarker = findNextFileMarker(data, endOffset, offset); + if (fileMarker?.invalid) { + return fileMarker.offset; + } + return endOffset; +} +class JpegImage { + constructor({ + decodeTransform = null, + colorTransform = -1 + } = {}) { + this._decodeTransform = decodeTransform; + this._colorTransform = colorTransform; + } + static canUseImageDecoder(data, colorTransform = -1) { + let offset = 0; + let numComponents = null; + let fileMarker = readUint16(data, offset); + offset += 2; + if (fileMarker !== 0xffd8) { + throw new JpegError("SOI not found"); + } + fileMarker = readUint16(data, offset); + offset += 2; + markerLoop: while (fileMarker !== 0xffd9) { + switch (fileMarker) { + case 0xffe1: + const { + appData, + newOffset + } = readDataBlock(data, offset); + offset = newOffset; + if (appData[0] === 0x45 && appData[1] === 0x78 && appData[2] === 0x69 && appData[3] === 0x66 && appData[4] === 0 && appData[5] === 0) { + appData.fill(0x00, 6); + } + fileMarker = readUint16(data, offset); + offset += 2; + continue; + case 0xffc0: + case 0xffc1: + case 0xffc2: + numComponents = data[offset + (2 + 1 + 2 + 2)]; + break markerLoop; + case 0xffff: + if (data[offset] !== 0xff) { + offset--; + } + break; + } + offset = skipData(data, offset); + fileMarker = readUint16(data, offset); + offset += 2; + } + if (numComponents === 4) { + return false; + } + if (numComponents === 3 && colorTransform === 0) { + return false; + } + return true; + } + parse(data, { + dnlScanLines = null + } = {}) { + let offset = 0; + let jfif = null; + let adobe = null; + let frame, resetInterval; + let numSOSMarkers = 0; + const quantizationTables = []; + const huffmanTablesAC = [], + huffmanTablesDC = []; + let fileMarker = readUint16(data, offset); + offset += 2; + if (fileMarker !== 0xffd8) { + throw new JpegError("SOI not found"); + } + fileMarker = readUint16(data, offset); + offset += 2; + markerLoop: while (fileMarker !== 0xffd9) { + let i, j, l; + switch (fileMarker) { + case 0xffe0: + case 0xffe1: + case 0xffe2: + case 0xffe3: + case 0xffe4: + case 0xffe5: + case 0xffe6: + case 0xffe7: + case 0xffe8: + case 0xffe9: + case 0xffea: + case 0xffeb: + case 0xffec: + case 0xffed: + case 0xffee: + case 0xffef: + case 0xfffe: + const { + appData, + newOffset + } = readDataBlock(data, offset); + offset = newOffset; + if (fileMarker === 0xffe0) { + if (appData[0] === 0x4a && appData[1] === 0x46 && appData[2] === 0x49 && appData[3] === 0x46 && appData[4] === 0) { + jfif = { + version: { + major: appData[5], + minor: appData[6] + }, + densityUnits: appData[7], + xDensity: appData[8] << 8 | appData[9], + yDensity: appData[10] << 8 | appData[11], + thumbWidth: appData[12], + thumbHeight: appData[13], + thumbData: appData.subarray(14, 14 + 3 * appData[12] * appData[13]) + }; + } + } + if (fileMarker === 0xffee) { + if (appData[0] === 0x41 && appData[1] === 0x64 && appData[2] === 0x6f && appData[3] === 0x62 && appData[4] === 0x65) { + adobe = { + version: appData[5] << 8 | appData[6], + flags0: appData[7] << 8 | appData[8], + flags1: appData[9] << 8 | appData[10], + transformCode: appData[11] + }; + } + } + break; + case 0xffdb: + const quantizationTablesLength = readUint16(data, offset); + offset += 2; + const quantizationTablesEnd = quantizationTablesLength + offset - 2; + let z; + while (offset < quantizationTablesEnd) { + const quantizationTableSpec = data[offset++]; + const tableData = new Uint16Array(64); + if (quantizationTableSpec >> 4 === 0) { + for (j = 0; j < 64; j++) { + z = dctZigZag[j]; + tableData[z] = data[offset++]; + } + } else if (quantizationTableSpec >> 4 === 1) { + for (j = 0; j < 64; j++) { + z = dctZigZag[j]; + tableData[z] = readUint16(data, offset); + offset += 2; + } + } else { + throw new JpegError("DQT - invalid table spec"); + } + quantizationTables[quantizationTableSpec & 15] = tableData; + } + break; + case 0xffc0: + case 0xffc1: + case 0xffc2: + if (frame) { + throw new JpegError("Only single frame JPEGs supported"); + } + offset += 2; + frame = {}; + frame.extended = fileMarker === 0xffc1; + frame.progressive = fileMarker === 0xffc2; + frame.precision = data[offset++]; + const sofScanLines = readUint16(data, offset); + offset += 2; + frame.scanLines = dnlScanLines || sofScanLines; + frame.samplesPerLine = readUint16(data, offset); + offset += 2; + frame.components = []; + frame.componentIds = {}; + const componentsCount = data[offset++]; + let maxH = 0, + maxV = 0; + for (i = 0; i < componentsCount; i++) { + const componentId = data[offset]; + const h = data[offset + 1] >> 4; + const v = data[offset + 1] & 15; + if (maxH < h) { + maxH = h; + } + if (maxV < v) { + maxV = v; + } + const qId = data[offset + 2]; + l = frame.components.push({ + h, + v, + quantizationId: qId, + quantizationTable: null + }); + frame.componentIds[componentId] = l - 1; + offset += 3; + } + frame.maxH = maxH; + frame.maxV = maxV; + prepareComponents(frame); + break; + case 0xffc4: + const huffmanLength = readUint16(data, offset); + offset += 2; + for (i = 2; i < huffmanLength;) { + const huffmanTableSpec = data[offset++]; + const codeLengths = new Uint8Array(16); + let codeLengthSum = 0; + for (j = 0; j < 16; j++, offset++) { + codeLengthSum += codeLengths[j] = data[offset]; + } + const huffmanValues = new Uint8Array(codeLengthSum); + for (j = 0; j < codeLengthSum; j++, offset++) { + huffmanValues[j] = data[offset]; + } + i += 17 + codeLengthSum; + (huffmanTableSpec >> 4 === 0 ? huffmanTablesDC : huffmanTablesAC)[huffmanTableSpec & 15] = buildHuffmanTable(codeLengths, huffmanValues); + } + break; + case 0xffdd: + offset += 2; + resetInterval = readUint16(data, offset); + offset += 2; + break; + case 0xffda: + const parseDNLMarker = ++numSOSMarkers === 1 && !dnlScanLines; + offset += 2; + const selectorsCount = data[offset++], + components = []; + for (i = 0; i < selectorsCount; i++) { + const index = data[offset++]; + const componentIndex = frame.componentIds[index]; + const component = frame.components[componentIndex]; + component.index = index; + const tableSpec = data[offset++]; + component.huffmanTableDC = huffmanTablesDC[tableSpec >> 4]; + component.huffmanTableAC = huffmanTablesAC[tableSpec & 15]; + components.push(component); + } + const spectralStart = data[offset++], + spectralEnd = data[offset++], + successiveApproximation = data[offset++]; + try { + const processed = decodeScan(data, offset, frame, components, resetInterval, spectralStart, spectralEnd, successiveApproximation >> 4, successiveApproximation & 15, parseDNLMarker); + offset += processed; + } catch (ex) { + if (ex instanceof DNLMarkerError) { + warn(`${ex.message} -- attempting to re-parse the JPEG image.`); + return this.parse(data, { + dnlScanLines: ex.scanLines + }); + } else if (ex instanceof EOIMarkerError) { + warn(`${ex.message} -- ignoring the rest of the image data.`); + break markerLoop; + } + throw ex; + } + break; + case 0xffdc: + offset += 4; + break; + case 0xffff: + if (data[offset] !== 0xff) { + offset--; + } + break; + default: + const nextFileMarker = findNextFileMarker(data, offset - 2, offset - 3); + if (nextFileMarker?.invalid) { + warn("JpegImage.parse - unexpected data, current marker is: " + nextFileMarker.invalid); + offset = nextFileMarker.offset; + break; + } + if (!nextFileMarker || offset >= data.length - 1) { + warn("JpegImage.parse - reached the end of the image data " + "without finding an EOI marker (0xFFD9)."); + break markerLoop; + } + throw new JpegError("JpegImage.parse - unknown marker: " + fileMarker.toString(16)); + } + fileMarker = readUint16(data, offset); + offset += 2; + } + if (!frame) { + throw new JpegError("JpegImage.parse - no frame data found."); + } + this.width = frame.samplesPerLine; + this.height = frame.scanLines; + this.jfif = jfif; + this.adobe = adobe; + this.components = []; + for (const component of frame.components) { + const quantizationTable = quantizationTables[component.quantizationId]; + if (quantizationTable) { + component.quantizationTable = quantizationTable; + } + this.components.push({ + index: component.index, + output: buildComponentData(frame, component), + scaleX: component.h / frame.maxH, + scaleY: component.v / frame.maxV, + blocksPerLine: component.blocksPerLine, + blocksPerColumn: component.blocksPerColumn + }); + } + this.numComponents = this.components.length; + return undefined; + } + _getLinearizedBlockData(width, height, isSourcePDF = false) { + const scaleX = this.width / width, + scaleY = this.height / height; + let component, componentScaleX, componentScaleY, blocksPerScanline; + let x, y, i, j, k; + let index; + let offset = 0; + let output; + const numComponents = this.components.length; + const dataLength = width * height * numComponents; + const data = new Uint8ClampedArray(dataLength); + const xScaleBlockOffset = new Uint32Array(width); + const mask3LSB = 0xfffffff8; + let lastComponentScaleX; + for (i = 0; i < numComponents; i++) { + component = this.components[i]; + componentScaleX = component.scaleX * scaleX; + componentScaleY = component.scaleY * scaleY; + offset = i; + output = component.output; + blocksPerScanline = component.blocksPerLine + 1 << 3; + if (componentScaleX !== lastComponentScaleX) { + for (x = 0; x < width; x++) { + j = 0 | x * componentScaleX; + xScaleBlockOffset[x] = (j & mask3LSB) << 3 | j & 7; + } + lastComponentScaleX = componentScaleX; + } + for (y = 0; y < height; y++) { + j = 0 | y * componentScaleY; + index = blocksPerScanline * (j & mask3LSB) | (j & 7) << 3; + for (x = 0; x < width; x++) { + data[offset] = output[index + xScaleBlockOffset[x]]; + offset += numComponents; + } + } + } + let transform = this._decodeTransform; + if (!isSourcePDF && numComponents === 4 && !transform) { + transform = new Int32Array([-256, 255, -256, 255, -256, 255, -256, 255]); + } + if (transform) { + for (i = 0; i < dataLength;) { + for (j = 0, k = 0; j < numComponents; j++, i++, k += 2) { + data[i] = (data[i] * transform[k] >> 8) + transform[k + 1]; + } + } + } + return data; + } + get _isColorConversionNeeded() { + if (this.adobe) { + return !!this.adobe.transformCode; + } + if (this.numComponents === 3) { + if (this._colorTransform === 0) { + return false; + } else if (this.components[0].index === 0x52 && this.components[1].index === 0x47 && this.components[2].index === 0x42) { + return false; + } + return true; + } + if (this._colorTransform === 1) { + return true; + } + return false; + } + _convertYccToRgb(data) { + let Y, Cb, Cr; + for (let i = 0, length = data.length; i < length; i += 3) { + Y = data[i]; + Cb = data[i + 1]; + Cr = data[i + 2]; + data[i] = Y - 179.456 + 1.402 * Cr; + data[i + 1] = Y + 135.459 - 0.344 * Cb - 0.714 * Cr; + data[i + 2] = Y - 226.816 + 1.772 * Cb; + } + return data; + } + _convertYccToRgba(data, out) { + for (let i = 0, j = 0, length = data.length; i < length; i += 3, j += 4) { + const Y = data[i]; + const Cb = data[i + 1]; + const Cr = data[i + 2]; + out[j] = Y - 179.456 + 1.402 * Cr; + out[j + 1] = Y + 135.459 - 0.344 * Cb - 0.714 * Cr; + out[j + 2] = Y - 226.816 + 1.772 * Cb; + out[j + 3] = 255; + } + return out; + } + _convertYcckToRgb(data) { + let Y, Cb, Cr, k; + let offset = 0; + for (let i = 0, length = data.length; i < length; i += 4) { + Y = data[i]; + Cb = data[i + 1]; + Cr = data[i + 2]; + k = data[i + 3]; + data[offset++] = -122.67195406894 + Cb * (-6.60635669420364e-5 * Cb + 0.000437130475926232 * Cr - 5.4080610064599e-5 * Y + 0.00048449797120281 * k - 0.154362151871126) + Cr * (-0.000957964378445773 * Cr + 0.000817076911346625 * Y - 0.00477271405408747 * k + 1.53380253221734) + Y * (0.000961250184130688 * Y - 0.00266257332283933 * k + 0.48357088451265) + k * (-0.000336197177618394 * k + 0.484791561490776); + data[offset++] = 107.268039397724 + Cb * (2.19927104525741e-5 * Cb - 0.000640992018297945 * Cr + 0.000659397001245577 * Y + 0.000426105652938837 * k - 0.176491792462875) + Cr * (-0.000778269941513683 * Cr + 0.00130872261408275 * Y + 0.000770482631801132 * k - 0.151051492775562) + Y * (0.00126935368114843 * Y - 0.00265090189010898 * k + 0.25802910206845) + k * (-0.000318913117588328 * k - 0.213742400323665); + data[offset++] = -20.810012546947 + Cb * (-0.000570115196973677 * Cb - 2.63409051004589e-5 * Cr + 0.0020741088115012 * Y - 0.00288260236853442 * k + 0.814272968359295) + Cr * (-1.53496057440975e-5 * Cr - 0.000132689043961446 * Y + 0.000560833691242812 * k - 0.195152027534049) + Y * (0.00174418132927582 * Y - 0.00255243321439347 * k + 0.116935020465145) + k * (-0.000343531996510555 * k + 0.24165260232407); + } + return data.subarray(0, offset); + } + _convertYcckToRgba(data) { + for (let i = 0, length = data.length; i < length; i += 4) { + const Y = data[i]; + const Cb = data[i + 1]; + const Cr = data[i + 2]; + const k = data[i + 3]; + data[i] = -122.67195406894 + Cb * (-6.60635669420364e-5 * Cb + 0.000437130475926232 * Cr - 5.4080610064599e-5 * Y + 0.00048449797120281 * k - 0.154362151871126) + Cr * (-0.000957964378445773 * Cr + 0.000817076911346625 * Y - 0.00477271405408747 * k + 1.53380253221734) + Y * (0.000961250184130688 * Y - 0.00266257332283933 * k + 0.48357088451265) + k * (-0.000336197177618394 * k + 0.484791561490776); + data[i + 1] = 107.268039397724 + Cb * (2.19927104525741e-5 * Cb - 0.000640992018297945 * Cr + 0.000659397001245577 * Y + 0.000426105652938837 * k - 0.176491792462875) + Cr * (-0.000778269941513683 * Cr + 0.00130872261408275 * Y + 0.000770482631801132 * k - 0.151051492775562) + Y * (0.00126935368114843 * Y - 0.00265090189010898 * k + 0.25802910206845) + k * (-0.000318913117588328 * k - 0.213742400323665); + data[i + 2] = -20.810012546947 + Cb * (-0.000570115196973677 * Cb - 2.63409051004589e-5 * Cr + 0.0020741088115012 * Y - 0.00288260236853442 * k + 0.814272968359295) + Cr * (-1.53496057440975e-5 * Cr - 0.000132689043961446 * Y + 0.000560833691242812 * k - 0.195152027534049) + Y * (0.00174418132927582 * Y - 0.00255243321439347 * k + 0.116935020465145) + k * (-0.000343531996510555 * k + 0.24165260232407); + data[i + 3] = 255; + } + return data; + } + _convertYcckToCmyk(data) { + let Y, Cb, Cr; + for (let i = 0, length = data.length; i < length; i += 4) { + Y = data[i]; + Cb = data[i + 1]; + Cr = data[i + 2]; + data[i] = 434.456 - Y - 1.402 * Cr; + data[i + 1] = 119.541 - Y + 0.344 * Cb + 0.714 * Cr; + data[i + 2] = 481.816 - Y - 1.772 * Cb; + } + return data; + } + _convertCmykToRgb(data) { + let c, m, y, k; + let offset = 0; + for (let i = 0, length = data.length; i < length; i += 4) { + c = data[i]; + m = data[i + 1]; + y = data[i + 2]; + k = data[i + 3]; + data[offset++] = 255 + c * (-0.00006747147073602441 * c + 0.0008379262121013727 * m + 0.0002894718188643294 * y + 0.003264231057537806 * k - 1.1185611867203937) + m * (0.000026374107616089405 * m - 0.00008626949158638572 * y - 0.0002748769067499491 * k - 0.02155688794978967) + y * (-0.00003878099212869363 * y - 0.0003267808279485286 * k + 0.0686742238595345) - k * (0.0003361971776183937 * k + 0.7430659151342254); + data[offset++] = 255 + c * (0.00013596372813588848 * c + 0.000924537132573585 * m + 0.00010567359618683593 * y + 0.0004791864687436512 * k - 0.3109689587515875) + m * (-0.00023545346108370344 * m + 0.0002702845253534714 * y + 0.0020200308977307156 * k - 0.7488052167015494) + y * (0.00006834815998235662 * y + 0.00015168452363460973 * k - 0.09751927774728933) - k * (0.0003189131175883281 * k + 0.7364883807733168); + data[offset++] = 255 + c * (0.000013598650411385307 * c + 0.00012423956175490851 * m + 0.0004751985097583589 * y - 0.0000036729317476630422 * k - 0.05562186980264034) + m * (0.00016141380598724676 * m + 0.0009692239130725186 * y + 0.0007782692450036253 * k - 0.44015232367526463) + y * (5.068882914068769e-7 * y + 0.0017778369011375071 * k - 0.7591454649749609) - k * (0.0003435319965105553 * k + 0.7063770186160144); + } + return data.subarray(0, offset); + } + _convertCmykToRgba(data) { + for (let i = 0, length = data.length; i < length; i += 4) { + const c = data[i]; + const m = data[i + 1]; + const y = data[i + 2]; + const k = data[i + 3]; + data[i] = 255 + c * (-0.00006747147073602441 * c + 0.0008379262121013727 * m + 0.0002894718188643294 * y + 0.003264231057537806 * k - 1.1185611867203937) + m * (0.000026374107616089405 * m - 0.00008626949158638572 * y - 0.0002748769067499491 * k - 0.02155688794978967) + y * (-0.00003878099212869363 * y - 0.0003267808279485286 * k + 0.0686742238595345) - k * (0.0003361971776183937 * k + 0.7430659151342254); + data[i + 1] = 255 + c * (0.00013596372813588848 * c + 0.000924537132573585 * m + 0.00010567359618683593 * y + 0.0004791864687436512 * k - 0.3109689587515875) + m * (-0.00023545346108370344 * m + 0.0002702845253534714 * y + 0.0020200308977307156 * k - 0.7488052167015494) + y * (0.00006834815998235662 * y + 0.00015168452363460973 * k - 0.09751927774728933) - k * (0.0003189131175883281 * k + 0.7364883807733168); + data[i + 2] = 255 + c * (0.000013598650411385307 * c + 0.00012423956175490851 * m + 0.0004751985097583589 * y - 0.0000036729317476630422 * k - 0.05562186980264034) + m * (0.00016141380598724676 * m + 0.0009692239130725186 * y + 0.0007782692450036253 * k - 0.44015232367526463) + y * (5.068882914068769e-7 * y + 0.0017778369011375071 * k - 0.7591454649749609) - k * (0.0003435319965105553 * k + 0.7063770186160144); + data[i + 3] = 255; + } + return data; + } + getData({ + width, + height, + forceRGBA = false, + forceRGB = false, + isSourcePDF = false + }) { + if (this.numComponents > 4) { + throw new JpegError("Unsupported color mode"); + } + const data = this._getLinearizedBlockData(width, height, isSourcePDF); + if (this.numComponents === 1 && (forceRGBA || forceRGB)) { + const len = data.length * (forceRGBA ? 4 : 3); + const rgbaData = new Uint8ClampedArray(len); + let offset = 0; + if (forceRGBA) { + grayToRGBA(data, new Uint32Array(rgbaData.buffer)); + } else { + for (const grayColor of data) { + rgbaData[offset++] = grayColor; + rgbaData[offset++] = grayColor; + rgbaData[offset++] = grayColor; + } + } + return rgbaData; + } else if (this.numComponents === 3 && this._isColorConversionNeeded) { + if (forceRGBA) { + const rgbaData = new Uint8ClampedArray(data.length / 3 * 4); + return this._convertYccToRgba(data, rgbaData); + } + return this._convertYccToRgb(data); + } else if (this.numComponents === 4) { + if (this._isColorConversionNeeded) { + if (forceRGBA) { + return this._convertYcckToRgba(data); + } + if (forceRGB) { + return this._convertYcckToRgb(data); + } + return this._convertYcckToCmyk(data); + } else if (forceRGBA) { + return this._convertCmykToRgba(data); + } else if (forceRGB) { + return this._convertCmykToRgb(data); + } + } + return data; + } +} + +;// ./src/core/jpeg_stream.js + + + + +class JpegStream extends DecodeStream { + static #isImageDecoderSupported = FeatureTest.isImageDecoderSupported; + constructor(stream, maybeLength, params) { + super(maybeLength); + this.stream = stream; + this.dict = stream.dict; + this.maybeLength = maybeLength; + this.params = params; + } + static get canUseImageDecoder() { + return shadow(this, "canUseImageDecoder", this.#isImageDecoderSupported ? ImageDecoder.isTypeSupported("image/jpeg") : Promise.resolve(false)); + } + static setOptions({ + isImageDecoderSupported = false + }) { + this.#isImageDecoderSupported = isImageDecoderSupported; + } + get bytes() { + return shadow(this, "bytes", this.stream.getBytes(this.maybeLength)); + } + ensureBuffer(requested) {} + readBlock() { + this.decodeImage(); + } + get jpegOptions() { + const jpegOptions = { + decodeTransform: undefined, + colorTransform: undefined + }; + const decodeArr = this.dict.getArray("D", "Decode"); + if ((this.forceRGBA || this.forceRGB) && Array.isArray(decodeArr)) { + const bitsPerComponent = this.dict.get("BPC", "BitsPerComponent") || 8; + const decodeArrLength = decodeArr.length; + const transform = new Int32Array(decodeArrLength); + let transformNeeded = false; + const maxValue = (1 << bitsPerComponent) - 1; + for (let i = 0; i < decodeArrLength; i += 2) { + transform[i] = (decodeArr[i + 1] - decodeArr[i]) * 256 | 0; + transform[i + 1] = decodeArr[i] * maxValue | 0; + if (transform[i] !== 256 || transform[i + 1] !== 0) { + transformNeeded = true; + } + } + if (transformNeeded) { + jpegOptions.decodeTransform = transform; + } + } + if (this.params instanceof Dict) { + const colorTransform = this.params.get("ColorTransform"); + if (Number.isInteger(colorTransform)) { + jpegOptions.colorTransform = colorTransform; + } + } + return shadow(this, "jpegOptions", jpegOptions); + } + #skipUselessBytes(data) { + for (let i = 0, ii = data.length - 1; i < ii; i++) { + if (data[i] === 0xff && data[i + 1] === 0xd8) { + if (i > 0) { + data = data.subarray(i); + } + break; + } + } + return data; + } + decodeImage(bytes) { + if (this.eof) { + return this.buffer; + } + bytes = this.#skipUselessBytes(bytes || this.bytes); + const jpegImage = new JpegImage(this.jpegOptions); + jpegImage.parse(bytes); + const data = jpegImage.getData({ + width: this.drawWidth, + height: this.drawHeight, + forceRGBA: this.forceRGBA, + forceRGB: this.forceRGB, + isSourcePDF: true + }); + this.buffer = data; + this.bufferLength = data.length; + this.eof = true; + return this.buffer; + } + get canAsyncDecodeImageFromBuffer() { + return this.stream.isAsync; + } + async getTransferableImage() { + if (!(await JpegStream.canUseImageDecoder)) { + return null; + } + const jpegOptions = this.jpegOptions; + if (jpegOptions.decodeTransform) { + return null; + } + let decoder; + try { + const bytes = this.canAsyncDecodeImageFromBuffer && (await this.stream.asyncGetBytes()) || this.bytes; + if (!bytes) { + return null; + } + const data = this.#skipUselessBytes(bytes); + if (!JpegImage.canUseImageDecoder(data, jpegOptions.colorTransform)) { + return null; + } + decoder = new ImageDecoder({ + data, + type: "image/jpeg", + preferAnimation: false + }); + return (await decoder.decode()).image; + } catch (reason) { + warn(`getTransferableImage - failed: "${reason}".`); + return null; + } finally { + decoder?.close(); + } + } +} + +;// ./external/openjpeg/openjpeg.js +var OpenJPEG = (() => { + var _scriptName = typeof document != 'undefined' ? document.currentScript?.src : undefined; + return async function (moduleArg = {}) { + var moduleRtn; + var Module = moduleArg; + var readyPromiseResolve, readyPromiseReject; + var readyPromise = new Promise((resolve, reject) => { + readyPromiseResolve = resolve; + readyPromiseReject = reject; + }); + var ENVIRONMENT_IS_WEB = true; + var ENVIRONMENT_IS_WORKER = false; + var moduleOverrides = Object.assign({}, Module); + var arguments_ = []; + var thisProgram = "./this.program"; + var quit_ = (status, toThrow) => { + throw toThrow; + }; + var scriptDirectory = ""; + function locateFile(path) { + if (Module["locateFile"]) { + return Module["locateFile"](path, scriptDirectory); + } + return scriptDirectory + path; + } + var readAsync, readBinary; + if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) { + if (ENVIRONMENT_IS_WORKER) { + scriptDirectory = self.location.href; + } else if (typeof document != "undefined" && document.currentScript) { + scriptDirectory = document.currentScript.src; + } + if (_scriptName) { + scriptDirectory = _scriptName; + } + if (scriptDirectory.startsWith("blob:")) { + scriptDirectory = ""; + } else { + scriptDirectory = scriptDirectory.substr(0, scriptDirectory.replace(/[?#].*/, "").lastIndexOf("/") + 1); + } + readAsync = async url => { + var response = await fetch(url, { + credentials: "same-origin" + }); + if (response.ok) { + return response.arrayBuffer(); + } + throw new Error(response.status + " : " + response.url); + }; + } else {} + var out = Module["print"] || console.log.bind(console); + var err = Module["printErr"] || console.error.bind(console); + Object.assign(Module, moduleOverrides); + moduleOverrides = null; + if (Module["arguments"]) arguments_ = Module["arguments"]; + if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; + var wasmBinary = Module["wasmBinary"]; + var wasmMemory; + var ABORT = false; + var EXITSTATUS; + var HEAP8, HEAPU8, HEAP16, HEAPU16, HEAP32, HEAPU32, HEAPF32, HEAP64, HEAPU64, HEAPF64; + var runtimeInitialized = false; + var dataURIPrefix = "data:application/octet-stream;base64,"; + var isDataURI = filename => filename.startsWith(dataURIPrefix); + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module["HEAP8"] = HEAP8 = new Int8Array(b); + Module["HEAP16"] = HEAP16 = new Int16Array(b); + Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); + Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); + Module["HEAP32"] = HEAP32 = new Int32Array(b); + Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); + Module["HEAPF32"] = HEAPF32 = new Float32Array(b); + Module["HEAPF64"] = HEAPF64 = new Float64Array(b); + Module["HEAP64"] = HEAP64 = new BigInt64Array(b); + Module["HEAPU64"] = HEAPU64 = new BigUint64Array(b); + } + var __ATPRERUN__ = []; + var __ATINIT__ = []; + var __ATPOSTRUN__ = []; + function preRun() { + if (Module["preRun"]) { + if (typeof Module["preRun"] == "function") Module["preRun"] = [Module["preRun"]]; + while (Module["preRun"].length) { + addOnPreRun(Module["preRun"].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + function initRuntime() { + runtimeInitialized = true; + callRuntimeCallbacks(__ATINIT__); + } + function postRun() { + if (Module["postRun"]) { + if (typeof Module["postRun"] == "function") Module["postRun"] = [Module["postRun"]]; + while (Module["postRun"].length) { + addOnPostRun(Module["postRun"].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + var runDependencies = 0; + var dependenciesFulfilled = null; + function addRunDependency(id) { + runDependencies++; + Module["monitorRunDependencies"]?.(runDependencies); + } + function removeRunDependency(id) { + runDependencies--; + Module["monitorRunDependencies"]?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + function abort(what) { + Module["onAbort"]?.(what); + what = "Aborted(" + what + ")"; + err(what); + ABORT = true; + what += ". Build with -sASSERTIONS for more info."; + var e = new WebAssembly.RuntimeError(what); + readyPromiseReject(e); + throw e; + } + var wasmBinaryFile; + function findWasmBinary() { + var f = "openjpeg.wasm"; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw "both async and sync fetching of the wasm failed"; + } + async function getWasmBinary(binaryFile) { + if (!wasmBinary) { + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + return getBinarySync(binaryFile); + } + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + async function instantiateAsync(binary, binaryFile, imports) { + if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile)) { + try { + var response = fetch(binaryFile, { + credentials: "same-origin" + }); + var instantiationResult = await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + err(`wasm streaming compile failed: ${reason}`); + err("falling back to ArrayBuffer instantiation"); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + function getWasmImports() { + return { + a: wasmImports + }; + } + async function createWasm() { + function receiveInstance(instance, module) { + wasmExports = instance.exports; + wasmMemory = wasmExports["s"]; + updateMemoryViews(); + addOnInit(wasmExports["t"]); + removeRunDependency("wasm-instantiate"); + return wasmExports; + } + addRunDependency("wasm-instantiate"); + function receiveInstantiationResult(result) { + return receiveInstance(result["instance"]); + } + var info = getWasmImports(); + if (Module["instantiateWasm"]) { + try { + return Module["instantiateWasm"](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + readyPromiseReject(e); + } + } + wasmBinaryFile ??= findWasmBinary(); + try { + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + var exports = receiveInstantiationResult(result); + return exports; + } catch (e) { + readyPromiseReject(e); + return Promise.reject(e); + } + } + class ExitStatus { + name = "ExitStatus"; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + var callRuntimeCallbacks = callbacks => { + while (callbacks.length > 0) { + callbacks.shift()(Module); + } + }; + var noExitRuntime = Module["noExitRuntime"] || true; + var __abort_js = () => abort(""); + var runtimeKeepaliveCounter = 0; + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + var timers = {}; + var handleException = e => { + if (e instanceof ExitStatus || e == "unwind") { + return EXITSTATUS; + } + quit_(1, e); + }; + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + var _proc_exit = code => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module["onExit"]?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + var exitJS = (status, implicit) => { + EXITSTATUS = status; + _proc_exit(status); + }; + var _exit = exitJS; + var maybeExit = () => { + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + var callUserCallback = func => { + if (ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + var _emscripten_get_now = () => performance.now(); + var __setitimer_js = (which, timeout_ms) => { + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); + }, timeout_ms); + timers[which] = { + id, + timeout_ms + }; + return 0; + }; + function _copy_pixels_1(compG_ptr, nb_pixels) { + compG_ptr >>= 2; + const imageData = Module.imageData = new Uint8ClampedArray(nb_pixels); + const compG = Module.HEAP32.subarray(compG_ptr, compG_ptr + nb_pixels); + imageData.set(compG); + } + function _copy_pixels_3(compR_ptr, compG_ptr, compB_ptr, nb_pixels) { + compR_ptr >>= 2; + compG_ptr >>= 2; + compB_ptr >>= 2; + const imageData = Module.imageData = new Uint8ClampedArray(nb_pixels * 3); + const compR = Module.HEAP32.subarray(compR_ptr, compR_ptr + nb_pixels); + const compG = Module.HEAP32.subarray(compG_ptr, compG_ptr + nb_pixels); + const compB = Module.HEAP32.subarray(compB_ptr, compB_ptr + nb_pixels); + for (let i = 0; i < nb_pixels; i++) { + imageData[3 * i] = compR[i]; + imageData[3 * i + 1] = compG[i]; + imageData[3 * i + 2] = compB[i]; + } + } + function _copy_pixels_4(compR_ptr, compG_ptr, compB_ptr, compA_ptr, nb_pixels) { + compR_ptr >>= 2; + compG_ptr >>= 2; + compB_ptr >>= 2; + compA_ptr >>= 2; + const imageData = Module.imageData = new Uint8ClampedArray(nb_pixels * 4); + const compR = Module.HEAP32.subarray(compR_ptr, compR_ptr + nb_pixels); + const compG = Module.HEAP32.subarray(compG_ptr, compG_ptr + nb_pixels); + const compB = Module.HEAP32.subarray(compB_ptr, compB_ptr + nb_pixels); + const compA = Module.HEAP32.subarray(compA_ptr, compA_ptr + nb_pixels); + for (let i = 0; i < nb_pixels; i++) { + imageData[4 * i] = compR[i]; + imageData[4 * i + 1] = compG[i]; + imageData[4 * i + 2] = compB[i]; + imageData[4 * i + 3] = compA[i]; + } + } + var getHeapMax = () => 2147483648; + var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; + var growMemory = size => { + var b = wasmMemory.buffer; + var pages = (size - b.byteLength + 65535) / 65536 | 0; + try { + wasmMemory.grow(pages); + updateMemoryViews(); + return 1; + } catch (e) {} + }; + var _emscripten_resize_heap = requestedSize => { + var oldSize = HEAPU8.length; + requestedSize >>>= 0; + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + .2 / cutDown); + overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); + var newSize = Math.min(maxHeapSize, alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536)); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + var ENV = {}; + var getExecutableName = () => thisProgram || "./this.program"; + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + var lang = (typeof navigator == "object" && navigator.languages && navigator.languages[0] || "C").replace("-", "_") + ".UTF-8"; + var env = { + USER: "web_user", + LOGNAME: "web_user", + PATH: "/", + PWD: "/", + HOME: "/home/web_user", + LANG: lang, + _: getExecutableName() + }; + for (var x in ENV) { + if (ENV[x] === undefined) delete env[x];else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + HEAP8[buffer] = 0; + }; + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[__environ + i * 4 >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach(string => bufSize += string.length + 1); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + var _fd_close = fd => 52; + var INT53_MAX = 9007199254740992; + var INT53_MIN = -9007199254740992; + var bigintToI53Checked = num => num < INT53_MIN || num > INT53_MAX ? NaN : Number(num); + function _fd_seek(fd, offset, whence, newOffset) { + offset = bigintToI53Checked(offset); + return 70; + } + var printCharBuffers = [null, [], []]; + var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder() : undefined; + var UTF8ArrayToString = (heapOrArray, idx = 0, maxBytesToRead = NaN) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ""; + while (idx < endPtr) { + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode((u0 & 31) << 6 | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = (u0 & 15) << 12 | u1 << 6 | u2; + } else { + u0 = (u0 & 7) << 18 | u1 << 12 | u2 << 6 | heapOrArray[idx++] & 63; + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode(55296 | ch >> 10, 56320 | ch & 1023); + } + } + return str; + }; + var printChar = (stream, curr) => { + var buffer = printCharBuffers[stream]; + if (curr === 0 || curr === 10) { + (stream === 1 ? out : err)(UTF8ArrayToString(buffer)); + buffer.length = 0; + } else { + buffer.push(curr); + } + }; + var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; + var _fd_write = (fd, iov, iovcnt, pnum) => { + var num = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[iov + 4 >> 2]; + iov += 8; + for (var j = 0; j < len; j++) { + printChar(fd, HEAPU8[ptr + j]); + } + num += len; + } + HEAPU32[pnum >> 2] = num; + return 0; + }; + function _gray_to_rgba(compG_ptr, nb_pixels) { + compG_ptr >>= 2; + const imageData = Module.imageData = new Uint8ClampedArray(nb_pixels * 4); + const compG = Module.HEAP32.subarray(compG_ptr, compG_ptr + nb_pixels); + for (let i = 0; i < nb_pixels; i++) { + imageData[4 * i] = imageData[4 * i + 1] = imageData[4 * i + 2] = compG[i]; + imageData[4 * i + 3] = 255; + } + } + function _graya_to_rgba(compG_ptr, compA_ptr, nb_pixels) { + compG_ptr >>= 2; + compA_ptr >>= 2; + const imageData = Module.imageData = new Uint8ClampedArray(nb_pixels * 4); + const compG = Module.HEAP32.subarray(compG_ptr, compG_ptr + nb_pixels); + const compA = Module.HEAP32.subarray(compA_ptr, compA_ptr + nb_pixels); + for (let i = 0; i < nb_pixels; i++) { + imageData[4 * i] = imageData[4 * i + 1] = imageData[4 * i + 2] = compG[i]; + imageData[4 * i + 3] = compA[i]; + } + } + function _jsPrintWarning(message_ptr) { + const message = UTF8ToString(message_ptr); + (Module.warn || console.warn)(`OpenJPEG: ${message}`); + } + function _rgb_to_rgba(compR_ptr, compG_ptr, compB_ptr, nb_pixels) { + compR_ptr >>= 2; + compG_ptr >>= 2; + compB_ptr >>= 2; + const imageData = Module.imageData = new Uint8ClampedArray(nb_pixels * 4); + const compR = Module.HEAP32.subarray(compR_ptr, compR_ptr + nb_pixels); + const compG = Module.HEAP32.subarray(compG_ptr, compG_ptr + nb_pixels); + const compB = Module.HEAP32.subarray(compB_ptr, compB_ptr + nb_pixels); + for (let i = 0; i < nb_pixels; i++) { + imageData[4 * i] = compR[i]; + imageData[4 * i + 1] = compG[i]; + imageData[4 * i + 2] = compB[i]; + imageData[4 * i + 3] = 255; + } + } + function _storeErrorMessage(message_ptr) { + const message = UTF8ToString(message_ptr); + if (!Module.errorMessages) { + Module.errorMessages = message; + } else { + Module.errorMessages += "\n" + message; + } + } + var wasmImports = { + l: __abort_js, + k: __emscripten_runtime_keepalive_clear, + m: __setitimer_js, + g: _copy_pixels_1, + f: _copy_pixels_3, + e: _copy_pixels_4, + n: _emscripten_resize_heap, + p: _environ_get, + q: _environ_sizes_get, + b: _fd_close, + o: _fd_seek, + c: _fd_write, + r: _gray_to_rgba, + i: _graya_to_rgba, + d: _jsPrintWarning, + j: _proc_exit, + h: _rgb_to_rgba, + a: _storeErrorMessage + }; + var wasmExports = await createWasm(); + var ___wasm_call_ctors = wasmExports["t"]; + var _malloc = Module["_malloc"] = wasmExports["u"]; + var _free = Module["_free"] = wasmExports["v"]; + var _jp2_decode = Module["_jp2_decode"] = wasmExports["x"]; + var __emscripten_timeout = wasmExports["y"]; + function run() { + if (runDependencies > 0) { + dependenciesFulfilled = run; + return; + } + preRun(); + if (runDependencies > 0) { + dependenciesFulfilled = run; + return; + } + function doRun() { + Module["calledRun"] = true; + if (ABORT) return; + initRuntime(); + readyPromiseResolve(Module); + Module["onRuntimeInitialized"]?.(); + postRun(); + } + if (Module["setStatus"]) { + Module["setStatus"]("Running..."); + setTimeout(() => { + setTimeout(() => Module["setStatus"](""), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + if (Module["preInit"]) { + if (typeof Module["preInit"] == "function") Module["preInit"] = [Module["preInit"]]; + while (Module["preInit"].length > 0) { + Module["preInit"].pop()(); + } + } + run(); + moduleRtn = readyPromise; + return moduleRtn; + }; +})(); +/* harmony default export */ const openjpeg = (OpenJPEG); +;// ./src/core/jpx.js + + + + +class JpxError extends BaseException { + constructor(msg) { + super(msg, "JpxError"); + } +} +class JpxImage { + static #buffer = null; + static #handler = null; + static #modulePromise = null; + static #wasmUrl = null; + static setOptions({ + handler, + wasmUrl + }) { + if (!this.#buffer) { + this.#wasmUrl = wasmUrl || null; + if (wasmUrl === null) { + this.#handler = handler; + } + } + } + static async #instantiateWasm(imports, successCallback) { + const filename = "openjpeg.wasm"; + try { + if (!this.#buffer) { + if (this.#wasmUrl !== null) { + this.#buffer = await fetchBinaryData(`${this.#wasmUrl}${filename}`); + } else { + this.#buffer = await this.#handler.sendWithPromise("FetchWasm", { + filename + }); + } + } + const results = await WebAssembly.instantiate(this.#buffer, imports); + return successCallback(results.instance); + } finally { + this.#handler = null; + this.#wasmUrl = null; + } + } + static async decode(bytes, { + numComponents = 4, + isIndexedColormap = false, + smaskInData = false + } = {}) { + this.#modulePromise ||= openjpeg({ + warn: warn, + instantiateWasm: this.#instantiateWasm.bind(this) + }); + const module = await this.#modulePromise; + let ptr; + try { + const size = bytes.length; + ptr = module._malloc(size); + module.HEAPU8.set(bytes, ptr); + const ret = module._jp2_decode(ptr, size, numComponents > 0 ? numComponents : 0, !!isIndexedColormap, !!smaskInData); + if (ret) { + const { + errorMessages + } = module; + if (errorMessages) { + delete module.errorMessages; + throw new JpxError(errorMessages); + } + throw new JpxError("Unknown error"); + } + const { + imageData + } = module; + module.imageData = null; + return imageData; + } finally { + if (ptr) { + module._free(ptr); + } + } + } + static cleanup() { + this.#modulePromise = null; + } + static parseImageProperties(stream) { + let newByte = stream.getByte(); + while (newByte >= 0) { + const oldByte = newByte; + newByte = stream.getByte(); + const code = oldByte << 8 | newByte; + if (code === 0xff51) { + stream.skip(4); + const Xsiz = stream.getInt32() >>> 0; + const Ysiz = stream.getInt32() >>> 0; + const XOsiz = stream.getInt32() >>> 0; + const YOsiz = stream.getInt32() >>> 0; + stream.skip(16); + const Csiz = stream.getUint16(); + return { + width: Xsiz - XOsiz, + height: Ysiz - YOsiz, + bitsPerComponent: 8, + componentsCount: Csiz + }; + } + } + throw new JpxError("No size marker found in JPX stream"); + } +} + ;// ./src/core/colorspace.js @@ -3212,156 +5799,10 @@ } return cMap; } } -;// ./src/core/decode_stream.js - - -const emptyBuffer = new Uint8Array(0); -class DecodeStream extends BaseStream { - constructor(maybeMinBufferLength) { - super(); - this._rawMinBufferLength = maybeMinBufferLength || 0; - this.pos = 0; - this.bufferLength = 0; - this.eof = false; - this.buffer = emptyBuffer; - this.minBufferLength = 512; - if (maybeMinBufferLength) { - while (this.minBufferLength < maybeMinBufferLength) { - this.minBufferLength *= 2; - } - } - } - get isEmpty() { - while (!this.eof && this.bufferLength === 0) { - this.readBlock(); - } - return this.bufferLength === 0; - } - ensureBuffer(requested) { - const buffer = this.buffer; - if (requested <= buffer.byteLength) { - return buffer; - } - let size = this.minBufferLength; - while (size < requested) { - size *= 2; - } - const buffer2 = new Uint8Array(size); - buffer2.set(buffer); - return this.buffer = buffer2; - } - getByte() { - const pos = this.pos; - while (this.bufferLength <= pos) { - if (this.eof) { - return -1; - } - this.readBlock(); - } - return this.buffer[this.pos++]; - } - getBytes(length, decoderOptions = null) { - const pos = this.pos; - let end; - if (length) { - this.ensureBuffer(pos + length); - end = pos + length; - while (!this.eof && this.bufferLength < end) { - this.readBlock(decoderOptions); - } - const bufEnd = this.bufferLength; - if (end > bufEnd) { - end = bufEnd; - } - } else { - while (!this.eof) { - this.readBlock(decoderOptions); - } - end = this.bufferLength; - } - this.pos = end; - return this.buffer.subarray(pos, end); - } - async getImageData(length, decoderOptions) { - if (!this.canAsyncDecodeImageFromBuffer) { - if (this.isAsyncDecoder) { - return this.decodeImage(null, decoderOptions); - } - return this.getBytes(length, decoderOptions); - } - const data = await this.stream.asyncGetBytes(); - return this.decodeImage(data, decoderOptions); - } - reset() { - this.pos = 0; - } - makeSubStream(start, length, dict = null) { - if (length === undefined) { - while (!this.eof) { - this.readBlock(); - } - } else { - const end = start + length; - while (this.bufferLength <= end && !this.eof) { - this.readBlock(); - } - } - return new Stream(this.buffer, start, length, dict); - } - getBaseStreams() { - return this.str ? this.str.getBaseStreams() : null; - } -} -class StreamsSequenceStream extends DecodeStream { - constructor(streams, onError = null) { - streams = streams.filter(s => s instanceof BaseStream); - let maybeLength = 0; - for (const stream of streams) { - maybeLength += stream instanceof DecodeStream ? stream._rawMinBufferLength : stream.length; - } - super(maybeLength); - this.streams = streams; - this._onError = onError; - } - readBlock() { - const streams = this.streams; - if (streams.length === 0) { - this.eof = true; - return; - } - const stream = streams.shift(); - let chunk; - try { - chunk = stream.getBytes(); - } catch (reason) { - if (this._onError) { - this._onError(reason, stream.dict?.objId); - return; - } - throw reason; - } - const bufferLength = this.bufferLength; - const newLength = bufferLength + chunk.length; - const buffer = this.ensureBuffer(newLength); - buffer.set(chunk, bufferLength); - this.bufferLength = newLength; - } - getBaseStreams() { - const baseStreamsBuf = []; - for (const stream of this.streams) { - const baseStreams = stream.getBaseStreams(); - if (baseStreams) { - baseStreamsBuf.push(...baseStreams); - } - } - return baseStreamsBuf.length > 0 ? baseStreamsBuf : null; - } -} - ;// ./src/core/ascii_85_stream.js class Ascii85Stream extends DecodeStream { constructor(str, maybeLength) { @@ -6452,2091 +8893,10 @@ get canAsyncDecodeImageFromBuffer() { return this.stream.isAsync; } } -;// ./src/shared/image_utils.js - -function convertToRGBA(params) { - switch (params.kind) { - case ImageKind.GRAYSCALE_1BPP: - return convertBlackAndWhiteToRGBA(params); - case ImageKind.RGB_24BPP: - return convertRGBToRGBA(params); - } - return null; -} -function convertBlackAndWhiteToRGBA({ - src, - srcPos = 0, - dest, - width, - height, - nonBlackColor = 0xffffffff, - inverseDecode = false -}) { - const black = FeatureTest.isLittleEndian ? 0xff000000 : 0x000000ff; - const [zeroMapping, oneMapping] = inverseDecode ? [nonBlackColor, black] : [black, nonBlackColor]; - const widthInSource = width >> 3; - const widthRemainder = width & 7; - const srcLength = src.length; - dest = new Uint32Array(dest.buffer); - let destPos = 0; - for (let i = 0; i < height; i++) { - for (const max = srcPos + widthInSource; srcPos < max; srcPos++) { - const elem = srcPos < srcLength ? src[srcPos] : 255; - dest[destPos++] = elem & 0b10000000 ? oneMapping : zeroMapping; - dest[destPos++] = elem & 0b1000000 ? oneMapping : zeroMapping; - dest[destPos++] = elem & 0b100000 ? oneMapping : zeroMapping; - dest[destPos++] = elem & 0b10000 ? oneMapping : zeroMapping; - dest[destPos++] = elem & 0b1000 ? oneMapping : zeroMapping; - dest[destPos++] = elem & 0b100 ? oneMapping : zeroMapping; - dest[destPos++] = elem & 0b10 ? oneMapping : zeroMapping; - dest[destPos++] = elem & 0b1 ? oneMapping : zeroMapping; - } - if (widthRemainder === 0) { - continue; - } - const elem = srcPos < srcLength ? src[srcPos++] : 255; - for (let j = 0; j < widthRemainder; j++) { - dest[destPos++] = elem & 1 << 7 - j ? oneMapping : zeroMapping; - } - } - return { - srcPos, - destPos - }; -} -function convertRGBToRGBA({ - src, - srcPos = 0, - dest, - destPos = 0, - width, - height -}) { - let i = 0; - const len = width * height * 3; - const len32 = len >> 2; - const src32 = new Uint32Array(src.buffer, srcPos, len32); - if (FeatureTest.isLittleEndian) { - for (; i < len32 - 2; i += 3, destPos += 4) { - const s1 = src32[i]; - const s2 = src32[i + 1]; - const s3 = src32[i + 2]; - dest[destPos] = s1 | 0xff000000; - dest[destPos + 1] = s1 >>> 24 | s2 << 8 | 0xff000000; - dest[destPos + 2] = s2 >>> 16 | s3 << 16 | 0xff000000; - dest[destPos + 3] = s3 >>> 8 | 0xff000000; - } - for (let j = i * 4, jj = srcPos + len; j < jj; j += 3) { - dest[destPos++] = src[j] | src[j + 1] << 8 | src[j + 2] << 16 | 0xff000000; - } - } else { - for (; i < len32 - 2; i += 3, destPos += 4) { - const s1 = src32[i]; - const s2 = src32[i + 1]; - const s3 = src32[i + 2]; - dest[destPos] = s1 | 0xff; - dest[destPos + 1] = s1 << 24 | s2 >>> 8 | 0xff; - dest[destPos + 2] = s2 << 16 | s3 >>> 16 | 0xff; - dest[destPos + 3] = s3 << 8 | 0xff; - } - for (let j = i * 4, jj = srcPos + len; j < jj; j += 3) { - dest[destPos++] = src[j] << 24 | src[j + 1] << 16 | src[j + 2] << 8 | 0xff; - } - } - return { - srcPos: srcPos + len, - destPos - }; -} -function grayToRGBA(src, dest) { - if (FeatureTest.isLittleEndian) { - for (let i = 0, ii = src.length; i < ii; i++) { - dest[i] = src[i] * 0x10101 | 0xff000000; - } - } else { - for (let i = 0, ii = src.length; i < ii; i++) { - dest[i] = src[i] * 0x1010100 | 0x000000ff; - } - } -} - -;// ./src/core/jpg.js - - - -class JpegError extends BaseException { - constructor(msg) { - super(msg, "JpegError"); - } -} -class DNLMarkerError extends BaseException { - constructor(message, scanLines) { - super(message, "DNLMarkerError"); - this.scanLines = scanLines; - } -} -class EOIMarkerError extends BaseException { - constructor(msg) { - super(msg, "EOIMarkerError"); - } -} -const dctZigZag = new Uint8Array([0, 1, 8, 16, 9, 2, 3, 10, 17, 24, 32, 25, 18, 11, 4, 5, 12, 19, 26, 33, 40, 48, 41, 34, 27, 20, 13, 6, 7, 14, 21, 28, 35, 42, 49, 56, 57, 50, 43, 36, 29, 22, 15, 23, 30, 37, 44, 51, 58, 59, 52, 45, 38, 31, 39, 46, 53, 60, 61, 54, 47, 55, 62, 63]); -const dctCos1 = 4017; -const dctSin1 = 799; -const dctCos3 = 3406; -const dctSin3 = 2276; -const dctCos6 = 1567; -const dctSin6 = 3784; -const dctSqrt2 = 5793; -const dctSqrt1d2 = 2896; -function buildHuffmanTable(codeLengths, values) { - let k = 0, - i, - j, - length = 16; - while (length > 0 && !codeLengths[length - 1]) { - length--; - } - const code = [{ - children: [], - index: 0 - }]; - let p = code[0], - q; - for (i = 0; i < length; i++) { - for (j = 0; j < codeLengths[i]; j++) { - p = code.pop(); - p.children[p.index] = values[k]; - while (p.index > 0) { - p = code.pop(); - } - p.index++; - code.push(p); - while (code.length <= i) { - code.push(q = { - children: [], - index: 0 - }); - p.children[p.index] = q.children; - p = q; - } - k++; - } - if (i + 1 < length) { - code.push(q = { - children: [], - index: 0 - }); - p.children[p.index] = q.children; - p = q; - } - } - return code[0].children; -} -function getBlockBufferOffset(component, row, col) { - return 64 * ((component.blocksPerLine + 1) * row + col); -} -function decodeScan(data, offset, frame, components, resetInterval, spectralStart, spectralEnd, successivePrev, successive, parseDNLMarker = false) { - const mcusPerLine = frame.mcusPerLine; - const progressive = frame.progressive; - const startOffset = offset; - let bitsData = 0, - bitsCount = 0; - function readBit() { - if (bitsCount > 0) { - bitsCount--; - return bitsData >> bitsCount & 1; - } - bitsData = data[offset++]; - if (bitsData === 0xff) { - const nextByte = data[offset++]; - if (nextByte) { - if (nextByte === 0xdc && parseDNLMarker) { - offset += 2; - const scanLines = readUint16(data, offset); - offset += 2; - if (scanLines > 0 && scanLines !== frame.scanLines) { - throw new DNLMarkerError("Found DNL marker (0xFFDC) while parsing scan data", scanLines); - } - } else if (nextByte === 0xd9) { - if (parseDNLMarker) { - const maybeScanLines = blockRow * (frame.precision === 8 ? 8 : 0); - if (maybeScanLines > 0 && Math.round(frame.scanLines / maybeScanLines) >= 5) { - throw new DNLMarkerError("Found EOI marker (0xFFD9) while parsing scan data, " + "possibly caused by incorrect `scanLines` parameter", maybeScanLines); - } - } - throw new EOIMarkerError("Found EOI marker (0xFFD9) while parsing scan data"); - } - throw new JpegError(`unexpected marker ${(bitsData << 8 | nextByte).toString(16)}`); - } - } - bitsCount = 7; - return bitsData >>> 7; - } - function decodeHuffman(tree) { - let node = tree; - while (true) { - node = node[readBit()]; - switch (typeof node) { - case "number": - return node; - case "object": - continue; - } - throw new JpegError("invalid huffman sequence"); - } - } - function receive(length) { - let n = 0; - while (length > 0) { - n = n << 1 | readBit(); - length--; - } - return n; - } - function receiveAndExtend(length) { - if (length === 1) { - return readBit() === 1 ? 1 : -1; - } - const n = receive(length); - if (n >= 1 << length - 1) { - return n; - } - return n + (-1 << length) + 1; - } - function decodeBaseline(component, blockOffset) { - const t = decodeHuffman(component.huffmanTableDC); - const diff = t === 0 ? 0 : receiveAndExtend(t); - component.blockData[blockOffset] = component.pred += diff; - let k = 1; - while (k < 64) { - const rs = decodeHuffman(component.huffmanTableAC); - const s = rs & 15, - r = rs >> 4; - if (s === 0) { - if (r < 15) { - break; - } - k += 16; - continue; - } - k += r; - const z = dctZigZag[k]; - component.blockData[blockOffset + z] = receiveAndExtend(s); - k++; - } - } - function decodeDCFirst(component, blockOffset) { - const t = decodeHuffman(component.huffmanTableDC); - const diff = t === 0 ? 0 : receiveAndExtend(t) << successive; - component.blockData[blockOffset] = component.pred += diff; - } - function decodeDCSuccessive(component, blockOffset) { - component.blockData[blockOffset] |= readBit() << successive; - } - let eobrun = 0; - function decodeACFirst(component, blockOffset) { - if (eobrun > 0) { - eobrun--; - return; - } - let k = spectralStart; - const e = spectralEnd; - while (k <= e) { - const rs = decodeHuffman(component.huffmanTableAC); - const s = rs & 15, - r = rs >> 4; - if (s === 0) { - if (r < 15) { - eobrun = receive(r) + (1 << r) - 1; - break; - } - k += 16; - continue; - } - k += r; - const z = dctZigZag[k]; - component.blockData[blockOffset + z] = receiveAndExtend(s) * (1 << successive); - k++; - } - } - let successiveACState = 0, - successiveACNextValue; - function decodeACSuccessive(component, blockOffset) { - let k = spectralStart; - const e = spectralEnd; - let r = 0; - let s; - let rs; - while (k <= e) { - const offsetZ = blockOffset + dctZigZag[k]; - const sign = component.blockData[offsetZ] < 0 ? -1 : 1; - switch (successiveACState) { - case 0: - rs = decodeHuffman(component.huffmanTableAC); - s = rs & 15; - r = rs >> 4; - if (s === 0) { - if (r < 15) { - eobrun = receive(r) + (1 << r); - successiveACState = 4; - } else { - r = 16; - successiveACState = 1; - } - } else { - if (s !== 1) { - throw new JpegError("invalid ACn encoding"); - } - successiveACNextValue = receiveAndExtend(s); - successiveACState = r ? 2 : 3; - } - continue; - case 1: - case 2: - if (component.blockData[offsetZ]) { - component.blockData[offsetZ] += sign * (readBit() << successive); - } else { - r--; - if (r === 0) { - successiveACState = successiveACState === 2 ? 3 : 0; - } - } - break; - case 3: - if (component.blockData[offsetZ]) { - component.blockData[offsetZ] += sign * (readBit() << successive); - } else { - component.blockData[offsetZ] = successiveACNextValue << successive; - successiveACState = 0; - } - break; - case 4: - if (component.blockData[offsetZ]) { - component.blockData[offsetZ] += sign * (readBit() << successive); - } - break; - } - k++; - } - if (successiveACState === 4) { - eobrun--; - if (eobrun === 0) { - successiveACState = 0; - } - } - } - let blockRow = 0; - function decodeMcu(component, decode, mcu, row, col) { - const mcuRow = mcu / mcusPerLine | 0; - const mcuCol = mcu % mcusPerLine; - blockRow = mcuRow * component.v + row; - const blockCol = mcuCol * component.h + col; - const blockOffset = getBlockBufferOffset(component, blockRow, blockCol); - decode(component, blockOffset); - } - function decodeBlock(component, decode, mcu) { - blockRow = mcu / component.blocksPerLine | 0; - const blockCol = mcu % component.blocksPerLine; - const blockOffset = getBlockBufferOffset(component, blockRow, blockCol); - decode(component, blockOffset); - } - const componentsLength = components.length; - let component, i, j, k, n; - let decodeFn; - if (progressive) { - if (spectralStart === 0) { - decodeFn = successivePrev === 0 ? decodeDCFirst : decodeDCSuccessive; - } else { - decodeFn = successivePrev === 0 ? decodeACFirst : decodeACSuccessive; - } - } else { - decodeFn = decodeBaseline; - } - let mcu = 0, - fileMarker; - const mcuExpected = componentsLength === 1 ? components[0].blocksPerLine * components[0].blocksPerColumn : mcusPerLine * frame.mcusPerColumn; - let h, v; - while (mcu <= mcuExpected) { - const mcuToRead = resetInterval ? Math.min(mcuExpected - mcu, resetInterval) : mcuExpected; - if (mcuToRead > 0) { - for (i = 0; i < componentsLength; i++) { - components[i].pred = 0; - } - eobrun = 0; - if (componentsLength === 1) { - component = components[0]; - for (n = 0; n < mcuToRead; n++) { - decodeBlock(component, decodeFn, mcu); - mcu++; - } - } else { - for (n = 0; n < mcuToRead; n++) { - for (i = 0; i < componentsLength; i++) { - component = components[i]; - h = component.h; - v = component.v; - for (j = 0; j < v; j++) { - for (k = 0; k < h; k++) { - decodeMcu(component, decodeFn, mcu, j, k); - } - } - } - mcu++; - } - } - } - bitsCount = 0; - fileMarker = findNextFileMarker(data, offset); - if (!fileMarker) { - break; - } - if (fileMarker.invalid) { - const partialMsg = mcuToRead > 0 ? "unexpected" : "excessive"; - warn(`decodeScan - ${partialMsg} MCU data, current marker is: ${fileMarker.invalid}`); - offset = fileMarker.offset; - } - if (fileMarker.marker >= 0xffd0 && fileMarker.marker <= 0xffd7) { - offset += 2; - } else { - break; - } - } - return offset - startOffset; -} -function quantizeAndInverse(component, blockBufferOffset, p) { - const qt = component.quantizationTable, - blockData = component.blockData; - let v0, v1, v2, v3, v4, v5, v6, v7; - let p0, p1, p2, p3, p4, p5, p6, p7; - let t; - if (!qt) { - throw new JpegError("missing required Quantization Table."); - } - for (let row = 0; row < 64; row += 8) { - p0 = blockData[blockBufferOffset + row]; - p1 = blockData[blockBufferOffset + row + 1]; - p2 = blockData[blockBufferOffset + row + 2]; - p3 = blockData[blockBufferOffset + row + 3]; - p4 = blockData[blockBufferOffset + row + 4]; - p5 = blockData[blockBufferOffset + row + 5]; - p6 = blockData[blockBufferOffset + row + 6]; - p7 = blockData[blockBufferOffset + row + 7]; - p0 *= qt[row]; - if ((p1 | p2 | p3 | p4 | p5 | p6 | p7) === 0) { - t = dctSqrt2 * p0 + 512 >> 10; - p[row] = t; - p[row + 1] = t; - p[row + 2] = t; - p[row + 3] = t; - p[row + 4] = t; - p[row + 5] = t; - p[row + 6] = t; - p[row + 7] = t; - continue; - } - p1 *= qt[row + 1]; - p2 *= qt[row + 2]; - p3 *= qt[row + 3]; - p4 *= qt[row + 4]; - p5 *= qt[row + 5]; - p6 *= qt[row + 6]; - p7 *= qt[row + 7]; - v0 = dctSqrt2 * p0 + 128 >> 8; - v1 = dctSqrt2 * p4 + 128 >> 8; - v2 = p2; - v3 = p6; - v4 = dctSqrt1d2 * (p1 - p7) + 128 >> 8; - v7 = dctSqrt1d2 * (p1 + p7) + 128 >> 8; - v5 = p3 << 4; - v6 = p5 << 4; - v0 = v0 + v1 + 1 >> 1; - v1 = v0 - v1; - t = v2 * dctSin6 + v3 * dctCos6 + 128 >> 8; - v2 = v2 * dctCos6 - v3 * dctSin6 + 128 >> 8; - v3 = t; - v4 = v4 + v6 + 1 >> 1; - v6 = v4 - v6; - v7 = v7 + v5 + 1 >> 1; - v5 = v7 - v5; - v0 = v0 + v3 + 1 >> 1; - v3 = v0 - v3; - v1 = v1 + v2 + 1 >> 1; - v2 = v1 - v2; - t = v4 * dctSin3 + v7 * dctCos3 + 2048 >> 12; - v4 = v4 * dctCos3 - v7 * dctSin3 + 2048 >> 12; - v7 = t; - t = v5 * dctSin1 + v6 * dctCos1 + 2048 >> 12; - v5 = v5 * dctCos1 - v6 * dctSin1 + 2048 >> 12; - v6 = t; - p[row] = v0 + v7; - p[row + 7] = v0 - v7; - p[row + 1] = v1 + v6; - p[row + 6] = v1 - v6; - p[row + 2] = v2 + v5; - p[row + 5] = v2 - v5; - p[row + 3] = v3 + v4; - p[row + 4] = v3 - v4; - } - for (let col = 0; col < 8; ++col) { - p0 = p[col]; - p1 = p[col + 8]; - p2 = p[col + 16]; - p3 = p[col + 24]; - p4 = p[col + 32]; - p5 = p[col + 40]; - p6 = p[col + 48]; - p7 = p[col + 56]; - if ((p1 | p2 | p3 | p4 | p5 | p6 | p7) === 0) { - t = dctSqrt2 * p0 + 8192 >> 14; - if (t < -2040) { - t = 0; - } else if (t >= 2024) { - t = 255; - } else { - t = t + 2056 >> 4; - } - blockData[blockBufferOffset + col] = t; - blockData[blockBufferOffset + col + 8] = t; - blockData[blockBufferOffset + col + 16] = t; - blockData[blockBufferOffset + col + 24] = t; - blockData[blockBufferOffset + col + 32] = t; - blockData[blockBufferOffset + col + 40] = t; - blockData[blockBufferOffset + col + 48] = t; - blockData[blockBufferOffset + col + 56] = t; - continue; - } - v0 = dctSqrt2 * p0 + 2048 >> 12; - v1 = dctSqrt2 * p4 + 2048 >> 12; - v2 = p2; - v3 = p6; - v4 = dctSqrt1d2 * (p1 - p7) + 2048 >> 12; - v7 = dctSqrt1d2 * (p1 + p7) + 2048 >> 12; - v5 = p3; - v6 = p5; - v0 = (v0 + v1 + 1 >> 1) + 4112; - v1 = v0 - v1; - t = v2 * dctSin6 + v3 * dctCos6 + 2048 >> 12; - v2 = v2 * dctCos6 - v3 * dctSin6 + 2048 >> 12; - v3 = t; - v4 = v4 + v6 + 1 >> 1; - v6 = v4 - v6; - v7 = v7 + v5 + 1 >> 1; - v5 = v7 - v5; - v0 = v0 + v3 + 1 >> 1; - v3 = v0 - v3; - v1 = v1 + v2 + 1 >> 1; - v2 = v1 - v2; - t = v4 * dctSin3 + v7 * dctCos3 + 2048 >> 12; - v4 = v4 * dctCos3 - v7 * dctSin3 + 2048 >> 12; - v7 = t; - t = v5 * dctSin1 + v6 * dctCos1 + 2048 >> 12; - v5 = v5 * dctCos1 - v6 * dctSin1 + 2048 >> 12; - v6 = t; - p0 = v0 + v7; - p7 = v0 - v7; - p1 = v1 + v6; - p6 = v1 - v6; - p2 = v2 + v5; - p5 = v2 - v5; - p3 = v3 + v4; - p4 = v3 - v4; - if (p0 < 16) { - p0 = 0; - } else if (p0 >= 4080) { - p0 = 255; - } else { - p0 >>= 4; - } - if (p1 < 16) { - p1 = 0; - } else if (p1 >= 4080) { - p1 = 255; - } else { - p1 >>= 4; - } - if (p2 < 16) { - p2 = 0; - } else if (p2 >= 4080) { - p2 = 255; - } else { - p2 >>= 4; - } - if (p3 < 16) { - p3 = 0; - } else if (p3 >= 4080) { - p3 = 255; - } else { - p3 >>= 4; - } - if (p4 < 16) { - p4 = 0; - } else if (p4 >= 4080) { - p4 = 255; - } else { - p4 >>= 4; - } - if (p5 < 16) { - p5 = 0; - } else if (p5 >= 4080) { - p5 = 255; - } else { - p5 >>= 4; - } - if (p6 < 16) { - p6 = 0; - } else if (p6 >= 4080) { - p6 = 255; - } else { - p6 >>= 4; - } - if (p7 < 16) { - p7 = 0; - } else if (p7 >= 4080) { - p7 = 255; - } else { - p7 >>= 4; - } - blockData[blockBufferOffset + col] = p0; - blockData[blockBufferOffset + col + 8] = p1; - blockData[blockBufferOffset + col + 16] = p2; - blockData[blockBufferOffset + col + 24] = p3; - blockData[blockBufferOffset + col + 32] = p4; - blockData[blockBufferOffset + col + 40] = p5; - blockData[blockBufferOffset + col + 48] = p6; - blockData[blockBufferOffset + col + 56] = p7; - } -} -function buildComponentData(frame, component) { - const blocksPerLine = component.blocksPerLine; - const blocksPerColumn = component.blocksPerColumn; - const computationBuffer = new Int16Array(64); - for (let blockRow = 0; blockRow < blocksPerColumn; blockRow++) { - for (let blockCol = 0; blockCol < blocksPerLine; blockCol++) { - const offset = getBlockBufferOffset(component, blockRow, blockCol); - quantizeAndInverse(component, offset, computationBuffer); - } - } - return component.blockData; -} -function findNextFileMarker(data, currentPos, startPos = currentPos) { - const maxPos = data.length - 1; - let newPos = startPos < currentPos ? startPos : currentPos; - if (currentPos >= maxPos) { - return null; - } - const currentMarker = readUint16(data, currentPos); - if (currentMarker >= 0xffc0 && currentMarker <= 0xfffe) { - return { - invalid: null, - marker: currentMarker, - offset: currentPos - }; - } - let newMarker = readUint16(data, newPos); - while (!(newMarker >= 0xffc0 && newMarker <= 0xfffe)) { - if (++newPos >= maxPos) { - return null; - } - newMarker = readUint16(data, newPos); - } - return { - invalid: currentMarker.toString(16), - marker: newMarker, - offset: newPos - }; -} -function prepareComponents(frame) { - const mcusPerLine = Math.ceil(frame.samplesPerLine / 8 / frame.maxH); - const mcusPerColumn = Math.ceil(frame.scanLines / 8 / frame.maxV); - for (const component of frame.components) { - const blocksPerLine = Math.ceil(Math.ceil(frame.samplesPerLine / 8) * component.h / frame.maxH); - const blocksPerColumn = Math.ceil(Math.ceil(frame.scanLines / 8) * component.v / frame.maxV); - const blocksPerLineForMcu = mcusPerLine * component.h; - const blocksPerColumnForMcu = mcusPerColumn * component.v; - const blocksBufferSize = 64 * blocksPerColumnForMcu * (blocksPerLineForMcu + 1); - component.blockData = new Int16Array(blocksBufferSize); - component.blocksPerLine = blocksPerLine; - component.blocksPerColumn = blocksPerColumn; - } - frame.mcusPerLine = mcusPerLine; - frame.mcusPerColumn = mcusPerColumn; -} -function readDataBlock(data, offset) { - const length = readUint16(data, offset); - offset += 2; - let endOffset = offset + length - 2; - const fileMarker = findNextFileMarker(data, endOffset, offset); - if (fileMarker?.invalid) { - warn("readDataBlock - incorrect length, current marker is: " + fileMarker.invalid); - endOffset = fileMarker.offset; - } - const array = data.subarray(offset, endOffset); - offset += array.length; - return { - appData: array, - newOffset: offset - }; -} -function skipData(data, offset) { - const length = readUint16(data, offset); - offset += 2; - const endOffset = offset + length - 2; - const fileMarker = findNextFileMarker(data, endOffset, offset); - if (fileMarker?.invalid) { - return fileMarker.offset; - } - return endOffset; -} -class JpegImage { - constructor({ - decodeTransform = null, - colorTransform = -1 - } = {}) { - this._decodeTransform = decodeTransform; - this._colorTransform = colorTransform; - } - static canUseImageDecoder(data, colorTransform = -1) { - let offset = 0; - let numComponents = null; - let fileMarker = readUint16(data, offset); - offset += 2; - if (fileMarker !== 0xffd8) { - throw new JpegError("SOI not found"); - } - fileMarker = readUint16(data, offset); - offset += 2; - markerLoop: while (fileMarker !== 0xffd9) { - switch (fileMarker) { - case 0xffe1: - const { - appData, - newOffset - } = readDataBlock(data, offset); - offset = newOffset; - if (appData[0] === 0x45 && appData[1] === 0x78 && appData[2] === 0x69 && appData[3] === 0x66 && appData[4] === 0 && appData[5] === 0) { - appData.fill(0x00, 6); - } - fileMarker = readUint16(data, offset); - offset += 2; - continue; - case 0xffc0: - case 0xffc1: - case 0xffc2: - numComponents = data[offset + (2 + 1 + 2 + 2)]; - break markerLoop; - case 0xffff: - if (data[offset] !== 0xff) { - offset--; - } - break; - } - offset = skipData(data, offset); - fileMarker = readUint16(data, offset); - offset += 2; - } - if (numComponents === 4) { - return false; - } - if (numComponents === 3 && colorTransform === 0) { - return false; - } - return true; - } - parse(data, { - dnlScanLines = null - } = {}) { - let offset = 0; - let jfif = null; - let adobe = null; - let frame, resetInterval; - let numSOSMarkers = 0; - const quantizationTables = []; - const huffmanTablesAC = [], - huffmanTablesDC = []; - let fileMarker = readUint16(data, offset); - offset += 2; - if (fileMarker !== 0xffd8) { - throw new JpegError("SOI not found"); - } - fileMarker = readUint16(data, offset); - offset += 2; - markerLoop: while (fileMarker !== 0xffd9) { - let i, j, l; - switch (fileMarker) { - case 0xffe0: - case 0xffe1: - case 0xffe2: - case 0xffe3: - case 0xffe4: - case 0xffe5: - case 0xffe6: - case 0xffe7: - case 0xffe8: - case 0xffe9: - case 0xffea: - case 0xffeb: - case 0xffec: - case 0xffed: - case 0xffee: - case 0xffef: - case 0xfffe: - const { - appData, - newOffset - } = readDataBlock(data, offset); - offset = newOffset; - if (fileMarker === 0xffe0) { - if (appData[0] === 0x4a && appData[1] === 0x46 && appData[2] === 0x49 && appData[3] === 0x46 && appData[4] === 0) { - jfif = { - version: { - major: appData[5], - minor: appData[6] - }, - densityUnits: appData[7], - xDensity: appData[8] << 8 | appData[9], - yDensity: appData[10] << 8 | appData[11], - thumbWidth: appData[12], - thumbHeight: appData[13], - thumbData: appData.subarray(14, 14 + 3 * appData[12] * appData[13]) - }; - } - } - if (fileMarker === 0xffee) { - if (appData[0] === 0x41 && appData[1] === 0x64 && appData[2] === 0x6f && appData[3] === 0x62 && appData[4] === 0x65) { - adobe = { - version: appData[5] << 8 | appData[6], - flags0: appData[7] << 8 | appData[8], - flags1: appData[9] << 8 | appData[10], - transformCode: appData[11] - }; - } - } - break; - case 0xffdb: - const quantizationTablesLength = readUint16(data, offset); - offset += 2; - const quantizationTablesEnd = quantizationTablesLength + offset - 2; - let z; - while (offset < quantizationTablesEnd) { - const quantizationTableSpec = data[offset++]; - const tableData = new Uint16Array(64); - if (quantizationTableSpec >> 4 === 0) { - for (j = 0; j < 64; j++) { - z = dctZigZag[j]; - tableData[z] = data[offset++]; - } - } else if (quantizationTableSpec >> 4 === 1) { - for (j = 0; j < 64; j++) { - z = dctZigZag[j]; - tableData[z] = readUint16(data, offset); - offset += 2; - } - } else { - throw new JpegError("DQT - invalid table spec"); - } - quantizationTables[quantizationTableSpec & 15] = tableData; - } - break; - case 0xffc0: - case 0xffc1: - case 0xffc2: - if (frame) { - throw new JpegError("Only single frame JPEGs supported"); - } - offset += 2; - frame = {}; - frame.extended = fileMarker === 0xffc1; - frame.progressive = fileMarker === 0xffc2; - frame.precision = data[offset++]; - const sofScanLines = readUint16(data, offset); - offset += 2; - frame.scanLines = dnlScanLines || sofScanLines; - frame.samplesPerLine = readUint16(data, offset); - offset += 2; - frame.components = []; - frame.componentIds = {}; - const componentsCount = data[offset++]; - let maxH = 0, - maxV = 0; - for (i = 0; i < componentsCount; i++) { - const componentId = data[offset]; - const h = data[offset + 1] >> 4; - const v = data[offset + 1] & 15; - if (maxH < h) { - maxH = h; - } - if (maxV < v) { - maxV = v; - } - const qId = data[offset + 2]; - l = frame.components.push({ - h, - v, - quantizationId: qId, - quantizationTable: null - }); - frame.componentIds[componentId] = l - 1; - offset += 3; - } - frame.maxH = maxH; - frame.maxV = maxV; - prepareComponents(frame); - break; - case 0xffc4: - const huffmanLength = readUint16(data, offset); - offset += 2; - for (i = 2; i < huffmanLength;) { - const huffmanTableSpec = data[offset++]; - const codeLengths = new Uint8Array(16); - let codeLengthSum = 0; - for (j = 0; j < 16; j++, offset++) { - codeLengthSum += codeLengths[j] = data[offset]; - } - const huffmanValues = new Uint8Array(codeLengthSum); - for (j = 0; j < codeLengthSum; j++, offset++) { - huffmanValues[j] = data[offset]; - } - i += 17 + codeLengthSum; - (huffmanTableSpec >> 4 === 0 ? huffmanTablesDC : huffmanTablesAC)[huffmanTableSpec & 15] = buildHuffmanTable(codeLengths, huffmanValues); - } - break; - case 0xffdd: - offset += 2; - resetInterval = readUint16(data, offset); - offset += 2; - break; - case 0xffda: - const parseDNLMarker = ++numSOSMarkers === 1 && !dnlScanLines; - offset += 2; - const selectorsCount = data[offset++], - components = []; - for (i = 0; i < selectorsCount; i++) { - const index = data[offset++]; - const componentIndex = frame.componentIds[index]; - const component = frame.components[componentIndex]; - component.index = index; - const tableSpec = data[offset++]; - component.huffmanTableDC = huffmanTablesDC[tableSpec >> 4]; - component.huffmanTableAC = huffmanTablesAC[tableSpec & 15]; - components.push(component); - } - const spectralStart = data[offset++], - spectralEnd = data[offset++], - successiveApproximation = data[offset++]; - try { - const processed = decodeScan(data, offset, frame, components, resetInterval, spectralStart, spectralEnd, successiveApproximation >> 4, successiveApproximation & 15, parseDNLMarker); - offset += processed; - } catch (ex) { - if (ex instanceof DNLMarkerError) { - warn(`${ex.message} -- attempting to re-parse the JPEG image.`); - return this.parse(data, { - dnlScanLines: ex.scanLines - }); - } else if (ex instanceof EOIMarkerError) { - warn(`${ex.message} -- ignoring the rest of the image data.`); - break markerLoop; - } - throw ex; - } - break; - case 0xffdc: - offset += 4; - break; - case 0xffff: - if (data[offset] !== 0xff) { - offset--; - } - break; - default: - const nextFileMarker = findNextFileMarker(data, offset - 2, offset - 3); - if (nextFileMarker?.invalid) { - warn("JpegImage.parse - unexpected data, current marker is: " + nextFileMarker.invalid); - offset = nextFileMarker.offset; - break; - } - if (!nextFileMarker || offset >= data.length - 1) { - warn("JpegImage.parse - reached the end of the image data " + "without finding an EOI marker (0xFFD9)."); - break markerLoop; - } - throw new JpegError("JpegImage.parse - unknown marker: " + fileMarker.toString(16)); - } - fileMarker = readUint16(data, offset); - offset += 2; - } - if (!frame) { - throw new JpegError("JpegImage.parse - no frame data found."); - } - this.width = frame.samplesPerLine; - this.height = frame.scanLines; - this.jfif = jfif; - this.adobe = adobe; - this.components = []; - for (const component of frame.components) { - const quantizationTable = quantizationTables[component.quantizationId]; - if (quantizationTable) { - component.quantizationTable = quantizationTable; - } - this.components.push({ - index: component.index, - output: buildComponentData(frame, component), - scaleX: component.h / frame.maxH, - scaleY: component.v / frame.maxV, - blocksPerLine: component.blocksPerLine, - blocksPerColumn: component.blocksPerColumn - }); - } - this.numComponents = this.components.length; - return undefined; - } - _getLinearizedBlockData(width, height, isSourcePDF = false) { - const scaleX = this.width / width, - scaleY = this.height / height; - let component, componentScaleX, componentScaleY, blocksPerScanline; - let x, y, i, j, k; - let index; - let offset = 0; - let output; - const numComponents = this.components.length; - const dataLength = width * height * numComponents; - const data = new Uint8ClampedArray(dataLength); - const xScaleBlockOffset = new Uint32Array(width); - const mask3LSB = 0xfffffff8; - let lastComponentScaleX; - for (i = 0; i < numComponents; i++) { - component = this.components[i]; - componentScaleX = component.scaleX * scaleX; - componentScaleY = component.scaleY * scaleY; - offset = i; - output = component.output; - blocksPerScanline = component.blocksPerLine + 1 << 3; - if (componentScaleX !== lastComponentScaleX) { - for (x = 0; x < width; x++) { - j = 0 | x * componentScaleX; - xScaleBlockOffset[x] = (j & mask3LSB) << 3 | j & 7; - } - lastComponentScaleX = componentScaleX; - } - for (y = 0; y < height; y++) { - j = 0 | y * componentScaleY; - index = blocksPerScanline * (j & mask3LSB) | (j & 7) << 3; - for (x = 0; x < width; x++) { - data[offset] = output[index + xScaleBlockOffset[x]]; - offset += numComponents; - } - } - } - let transform = this._decodeTransform; - if (!isSourcePDF && numComponents === 4 && !transform) { - transform = new Int32Array([-256, 255, -256, 255, -256, 255, -256, 255]); - } - if (transform) { - for (i = 0; i < dataLength;) { - for (j = 0, k = 0; j < numComponents; j++, i++, k += 2) { - data[i] = (data[i] * transform[k] >> 8) + transform[k + 1]; - } - } - } - return data; - } - get _isColorConversionNeeded() { - if (this.adobe) { - return !!this.adobe.transformCode; - } - if (this.numComponents === 3) { - if (this._colorTransform === 0) { - return false; - } else if (this.components[0].index === 0x52 && this.components[1].index === 0x47 && this.components[2].index === 0x42) { - return false; - } - return true; - } - if (this._colorTransform === 1) { - return true; - } - return false; - } - _convertYccToRgb(data) { - let Y, Cb, Cr; - for (let i = 0, length = data.length; i < length; i += 3) { - Y = data[i]; - Cb = data[i + 1]; - Cr = data[i + 2]; - data[i] = Y - 179.456 + 1.402 * Cr; - data[i + 1] = Y + 135.459 - 0.344 * Cb - 0.714 * Cr; - data[i + 2] = Y - 226.816 + 1.772 * Cb; - } - return data; - } - _convertYccToRgba(data, out) { - for (let i = 0, j = 0, length = data.length; i < length; i += 3, j += 4) { - const Y = data[i]; - const Cb = data[i + 1]; - const Cr = data[i + 2]; - out[j] = Y - 179.456 + 1.402 * Cr; - out[j + 1] = Y + 135.459 - 0.344 * Cb - 0.714 * Cr; - out[j + 2] = Y - 226.816 + 1.772 * Cb; - out[j + 3] = 255; - } - return out; - } - _convertYcckToRgb(data) { - let Y, Cb, Cr, k; - let offset = 0; - for (let i = 0, length = data.length; i < length; i += 4) { - Y = data[i]; - Cb = data[i + 1]; - Cr = data[i + 2]; - k = data[i + 3]; - data[offset++] = -122.67195406894 + Cb * (-6.60635669420364e-5 * Cb + 0.000437130475926232 * Cr - 5.4080610064599e-5 * Y + 0.00048449797120281 * k - 0.154362151871126) + Cr * (-0.000957964378445773 * Cr + 0.000817076911346625 * Y - 0.00477271405408747 * k + 1.53380253221734) + Y * (0.000961250184130688 * Y - 0.00266257332283933 * k + 0.48357088451265) + k * (-0.000336197177618394 * k + 0.484791561490776); - data[offset++] = 107.268039397724 + Cb * (2.19927104525741e-5 * Cb - 0.000640992018297945 * Cr + 0.000659397001245577 * Y + 0.000426105652938837 * k - 0.176491792462875) + Cr * (-0.000778269941513683 * Cr + 0.00130872261408275 * Y + 0.000770482631801132 * k - 0.151051492775562) + Y * (0.00126935368114843 * Y - 0.00265090189010898 * k + 0.25802910206845) + k * (-0.000318913117588328 * k - 0.213742400323665); - data[offset++] = -20.810012546947 + Cb * (-0.000570115196973677 * Cb - 2.63409051004589e-5 * Cr + 0.0020741088115012 * Y - 0.00288260236853442 * k + 0.814272968359295) + Cr * (-1.53496057440975e-5 * Cr - 0.000132689043961446 * Y + 0.000560833691242812 * k - 0.195152027534049) + Y * (0.00174418132927582 * Y - 0.00255243321439347 * k + 0.116935020465145) + k * (-0.000343531996510555 * k + 0.24165260232407); - } - return data.subarray(0, offset); - } - _convertYcckToRgba(data) { - for (let i = 0, length = data.length; i < length; i += 4) { - const Y = data[i]; - const Cb = data[i + 1]; - const Cr = data[i + 2]; - const k = data[i + 3]; - data[i] = -122.67195406894 + Cb * (-6.60635669420364e-5 * Cb + 0.000437130475926232 * Cr - 5.4080610064599e-5 * Y + 0.00048449797120281 * k - 0.154362151871126) + Cr * (-0.000957964378445773 * Cr + 0.000817076911346625 * Y - 0.00477271405408747 * k + 1.53380253221734) + Y * (0.000961250184130688 * Y - 0.00266257332283933 * k + 0.48357088451265) + k * (-0.000336197177618394 * k + 0.484791561490776); - data[i + 1] = 107.268039397724 + Cb * (2.19927104525741e-5 * Cb - 0.000640992018297945 * Cr + 0.000659397001245577 * Y + 0.000426105652938837 * k - 0.176491792462875) + Cr * (-0.000778269941513683 * Cr + 0.00130872261408275 * Y + 0.000770482631801132 * k - 0.151051492775562) + Y * (0.00126935368114843 * Y - 0.00265090189010898 * k + 0.25802910206845) + k * (-0.000318913117588328 * k - 0.213742400323665); - data[i + 2] = -20.810012546947 + Cb * (-0.000570115196973677 * Cb - 2.63409051004589e-5 * Cr + 0.0020741088115012 * Y - 0.00288260236853442 * k + 0.814272968359295) + Cr * (-1.53496057440975e-5 * Cr - 0.000132689043961446 * Y + 0.000560833691242812 * k - 0.195152027534049) + Y * (0.00174418132927582 * Y - 0.00255243321439347 * k + 0.116935020465145) + k * (-0.000343531996510555 * k + 0.24165260232407); - data[i + 3] = 255; - } - return data; - } - _convertYcckToCmyk(data) { - let Y, Cb, Cr; - for (let i = 0, length = data.length; i < length; i += 4) { - Y = data[i]; - Cb = data[i + 1]; - Cr = data[i + 2]; - data[i] = 434.456 - Y - 1.402 * Cr; - data[i + 1] = 119.541 - Y + 0.344 * Cb + 0.714 * Cr; - data[i + 2] = 481.816 - Y - 1.772 * Cb; - } - return data; - } - _convertCmykToRgb(data) { - let c, m, y, k; - let offset = 0; - for (let i = 0, length = data.length; i < length; i += 4) { - c = data[i]; - m = data[i + 1]; - y = data[i + 2]; - k = data[i + 3]; - data[offset++] = 255 + c * (-0.00006747147073602441 * c + 0.0008379262121013727 * m + 0.0002894718188643294 * y + 0.003264231057537806 * k - 1.1185611867203937) + m * (0.000026374107616089405 * m - 0.00008626949158638572 * y - 0.0002748769067499491 * k - 0.02155688794978967) + y * (-0.00003878099212869363 * y - 0.0003267808279485286 * k + 0.0686742238595345) - k * (0.0003361971776183937 * k + 0.7430659151342254); - data[offset++] = 255 + c * (0.00013596372813588848 * c + 0.000924537132573585 * m + 0.00010567359618683593 * y + 0.0004791864687436512 * k - 0.3109689587515875) + m * (-0.00023545346108370344 * m + 0.0002702845253534714 * y + 0.0020200308977307156 * k - 0.7488052167015494) + y * (0.00006834815998235662 * y + 0.00015168452363460973 * k - 0.09751927774728933) - k * (0.0003189131175883281 * k + 0.7364883807733168); - data[offset++] = 255 + c * (0.000013598650411385307 * c + 0.00012423956175490851 * m + 0.0004751985097583589 * y - 0.0000036729317476630422 * k - 0.05562186980264034) + m * (0.00016141380598724676 * m + 0.0009692239130725186 * y + 0.0007782692450036253 * k - 0.44015232367526463) + y * (5.068882914068769e-7 * y + 0.0017778369011375071 * k - 0.7591454649749609) - k * (0.0003435319965105553 * k + 0.7063770186160144); - } - return data.subarray(0, offset); - } - _convertCmykToRgba(data) { - for (let i = 0, length = data.length; i < length; i += 4) { - const c = data[i]; - const m = data[i + 1]; - const y = data[i + 2]; - const k = data[i + 3]; - data[i] = 255 + c * (-0.00006747147073602441 * c + 0.0008379262121013727 * m + 0.0002894718188643294 * y + 0.003264231057537806 * k - 1.1185611867203937) + m * (0.000026374107616089405 * m - 0.00008626949158638572 * y - 0.0002748769067499491 * k - 0.02155688794978967) + y * (-0.00003878099212869363 * y - 0.0003267808279485286 * k + 0.0686742238595345) - k * (0.0003361971776183937 * k + 0.7430659151342254); - data[i + 1] = 255 + c * (0.00013596372813588848 * c + 0.000924537132573585 * m + 0.00010567359618683593 * y + 0.0004791864687436512 * k - 0.3109689587515875) + m * (-0.00023545346108370344 * m + 0.0002702845253534714 * y + 0.0020200308977307156 * k - 0.7488052167015494) + y * (0.00006834815998235662 * y + 0.00015168452363460973 * k - 0.09751927774728933) - k * (0.0003189131175883281 * k + 0.7364883807733168); - data[i + 2] = 255 + c * (0.000013598650411385307 * c + 0.00012423956175490851 * m + 0.0004751985097583589 * y - 0.0000036729317476630422 * k - 0.05562186980264034) + m * (0.00016141380598724676 * m + 0.0009692239130725186 * y + 0.0007782692450036253 * k - 0.44015232367526463) + y * (5.068882914068769e-7 * y + 0.0017778369011375071 * k - 0.7591454649749609) - k * (0.0003435319965105553 * k + 0.7063770186160144); - data[i + 3] = 255; - } - return data; - } - getData({ - width, - height, - forceRGBA = false, - forceRGB = false, - isSourcePDF = false - }) { - if (this.numComponents > 4) { - throw new JpegError("Unsupported color mode"); - } - const data = this._getLinearizedBlockData(width, height, isSourcePDF); - if (this.numComponents === 1 && (forceRGBA || forceRGB)) { - const len = data.length * (forceRGBA ? 4 : 3); - const rgbaData = new Uint8ClampedArray(len); - let offset = 0; - if (forceRGBA) { - grayToRGBA(data, new Uint32Array(rgbaData.buffer)); - } else { - for (const grayColor of data) { - rgbaData[offset++] = grayColor; - rgbaData[offset++] = grayColor; - rgbaData[offset++] = grayColor; - } - } - return rgbaData; - } else if (this.numComponents === 3 && this._isColorConversionNeeded) { - if (forceRGBA) { - const rgbaData = new Uint8ClampedArray(data.length / 3 * 4); - return this._convertYccToRgba(data, rgbaData); - } - return this._convertYccToRgb(data); - } else if (this.numComponents === 4) { - if (this._isColorConversionNeeded) { - if (forceRGBA) { - return this._convertYcckToRgba(data); - } - if (forceRGB) { - return this._convertYcckToRgb(data); - } - return this._convertYcckToCmyk(data); - } else if (forceRGBA) { - return this._convertCmykToRgba(data); - } else if (forceRGB) { - return this._convertCmykToRgb(data); - } - } - return data; - } -} - -;// ./src/core/jpeg_stream.js - - - - -class JpegStream extends DecodeStream { - static #isImageDecoderSupported = FeatureTest.isImageDecoderSupported; - constructor(stream, maybeLength, params) { - super(maybeLength); - this.stream = stream; - this.dict = stream.dict; - this.maybeLength = maybeLength; - this.params = params; - } - static get canUseImageDecoder() { - return shadow(this, "canUseImageDecoder", this.#isImageDecoderSupported ? ImageDecoder.isTypeSupported("image/jpeg") : Promise.resolve(false)); - } - static setOptions({ - isImageDecoderSupported = false - }) { - this.#isImageDecoderSupported = isImageDecoderSupported; - } - get bytes() { - return shadow(this, "bytes", this.stream.getBytes(this.maybeLength)); - } - ensureBuffer(requested) {} - readBlock() { - this.decodeImage(); - } - get jpegOptions() { - const jpegOptions = { - decodeTransform: undefined, - colorTransform: undefined - }; - const decodeArr = this.dict.getArray("D", "Decode"); - if ((this.forceRGBA || this.forceRGB) && Array.isArray(decodeArr)) { - const bitsPerComponent = this.dict.get("BPC", "BitsPerComponent") || 8; - const decodeArrLength = decodeArr.length; - const transform = new Int32Array(decodeArrLength); - let transformNeeded = false; - const maxValue = (1 << bitsPerComponent) - 1; - for (let i = 0; i < decodeArrLength; i += 2) { - transform[i] = (decodeArr[i + 1] - decodeArr[i]) * 256 | 0; - transform[i + 1] = decodeArr[i] * maxValue | 0; - if (transform[i] !== 256 || transform[i + 1] !== 0) { - transformNeeded = true; - } - } - if (transformNeeded) { - jpegOptions.decodeTransform = transform; - } - } - if (this.params instanceof Dict) { - const colorTransform = this.params.get("ColorTransform"); - if (Number.isInteger(colorTransform)) { - jpegOptions.colorTransform = colorTransform; - } - } - return shadow(this, "jpegOptions", jpegOptions); - } - #skipUselessBytes(data) { - for (let i = 0, ii = data.length - 1; i < ii; i++) { - if (data[i] === 0xff && data[i + 1] === 0xd8) { - if (i > 0) { - data = data.subarray(i); - } - break; - } - } - return data; - } - decodeImage(bytes) { - if (this.eof) { - return this.buffer; - } - bytes = this.#skipUselessBytes(bytes || this.bytes); - const jpegImage = new JpegImage(this.jpegOptions); - jpegImage.parse(bytes); - const data = jpegImage.getData({ - width: this.drawWidth, - height: this.drawHeight, - forceRGBA: this.forceRGBA, - forceRGB: this.forceRGB, - isSourcePDF: true - }); - this.buffer = data; - this.bufferLength = data.length; - this.eof = true; - return this.buffer; - } - get canAsyncDecodeImageFromBuffer() { - return this.stream.isAsync; - } - async getTransferableImage() { - if (!(await JpegStream.canUseImageDecoder)) { - return null; - } - const jpegOptions = this.jpegOptions; - if (jpegOptions.decodeTransform) { - return null; - } - let decoder; - try { - const bytes = this.canAsyncDecodeImageFromBuffer && (await this.stream.asyncGetBytes()) || this.bytes; - if (!bytes) { - return null; - } - const data = this.#skipUselessBytes(bytes); - if (!JpegImage.canUseImageDecoder(data, jpegOptions.colorTransform)) { - return null; - } - decoder = new ImageDecoder({ - data, - type: "image/jpeg", - preferAnimation: false - }); - return (await decoder.decode()).image; - } catch (reason) { - warn(`getTransferableImage - failed: "${reason}".`); - return null; - } finally { - decoder?.close(); - } - } -} - -;// ./external/openjpeg/openjpeg.js -var OpenJPEG = (() => { - var _scriptName = typeof document != 'undefined' ? document.currentScript?.src : undefined; - return async function (moduleArg = {}) { - var moduleRtn; - var Module = moduleArg; - var readyPromiseResolve, readyPromiseReject; - var readyPromise = new Promise((resolve, reject) => { - readyPromiseResolve = resolve; - readyPromiseReject = reject; - }); - var ENVIRONMENT_IS_WEB = true; - var ENVIRONMENT_IS_WORKER = false; - var moduleOverrides = Object.assign({}, Module); - var arguments_ = []; - var thisProgram = "./this.program"; - var quit_ = (status, toThrow) => { - throw toThrow; - }; - var scriptDirectory = ""; - function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; - } - var readAsync, readBinary; - if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) { - if (ENVIRONMENT_IS_WORKER) { - scriptDirectory = self.location.href; - } else if (typeof document != "undefined" && document.currentScript) { - scriptDirectory = document.currentScript.src; - } - if (_scriptName) { - scriptDirectory = _scriptName; - } - if (scriptDirectory.startsWith("blob:")) { - scriptDirectory = ""; - } else { - scriptDirectory = scriptDirectory.substr(0, scriptDirectory.replace(/[?#].*/, "").lastIndexOf("/") + 1); - } - readAsync = async url => { - var response = await fetch(url, { - credentials: "same-origin" - }); - if (response.ok) { - return response.arrayBuffer(); - } - throw new Error(response.status + " : " + response.url); - }; - } else {} - var out = Module["print"] || console.log.bind(console); - var err = Module["printErr"] || console.error.bind(console); - Object.assign(Module, moduleOverrides); - moduleOverrides = null; - if (Module["arguments"]) arguments_ = Module["arguments"]; - if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - var wasmBinary = Module["wasmBinary"]; - var wasmMemory; - var ABORT = false; - var EXITSTATUS; - var HEAP8, HEAPU8, HEAP16, HEAPU16, HEAP32, HEAPU32, HEAPF32, HEAP64, HEAPU64, HEAPF64; - var runtimeInitialized = false; - var dataURIPrefix = "data:application/octet-stream;base64,"; - var isDataURI = filename => filename.startsWith(dataURIPrefix); - function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); - Module["HEAP64"] = HEAP64 = new BigInt64Array(b); - Module["HEAPU64"] = HEAPU64 = new BigUint64Array(b); - } - var __ATPRERUN__ = []; - var __ATINIT__ = []; - var __ATPOSTRUN__ = []; - function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [Module["preRun"]]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); - } - function initRuntime() { - runtimeInitialized = true; - callRuntimeCallbacks(__ATINIT__); - } - function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [Module["postRun"]]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); - } - function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); - } - function addOnInit(cb) { - __ATINIT__.unshift(cb); - } - function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); - } - var runDependencies = 0; - var dependenciesFulfilled = null; - function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); - } - function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } - } - function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - what += ". Build with -sASSERTIONS for more info."; - var e = new WebAssembly.RuntimeError(what); - readyPromiseReject(e); - throw e; - } - var wasmBinaryFile; - function findWasmBinary() { - var f = "openjpeg.wasm"; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; - } - function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; - } - async function getWasmBinary(binaryFile) { - if (!wasmBinary) { - try { - var response = await readAsync(binaryFile); - return new Uint8Array(response); - } catch {} - } - return getBinarySync(binaryFile); - } - async function instantiateArrayBuffer(binaryFile, imports) { - try { - var binary = await getWasmBinary(binaryFile); - var instance = await WebAssembly.instantiate(binary, imports); - return instance; - } catch (reason) { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - } - } - async function instantiateAsync(binary, binaryFile, imports) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile)) { - try { - var response = fetch(binaryFile, { - credentials: "same-origin" - }); - var instantiationResult = await WebAssembly.instantiateStreaming(response, imports); - return instantiationResult; - } catch (reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - } - } - return instantiateArrayBuffer(binaryFile, imports); - } - function getWasmImports() { - return { - a: wasmImports - }; - } - async function createWasm() { - function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmMemory = wasmExports["s"]; - updateMemoryViews(); - addOnInit(wasmExports["t"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - return receiveInstance(result["instance"]); - } - var info = getWasmImports(); - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - readyPromiseReject(e); - } - } - wasmBinaryFile ??= findWasmBinary(); - try { - var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); - var exports = receiveInstantiationResult(result); - return exports; - } catch (e) { - readyPromiseReject(e); - return Promise.reject(e); - } - } - class ExitStatus { - name = "ExitStatus"; - constructor(status) { - this.message = `Program terminated with exit(${status})`; - this.status = status; - } - } - var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } - }; - var noExitRuntime = Module["noExitRuntime"] || true; - var __abort_js = () => abort(""); - var runtimeKeepaliveCounter = 0; - var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; - }; - var timers = {}; - var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); - }; - var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); - }; - var exitJS = (status, implicit) => { - EXITSTATUS = status; - _proc_exit(status); - }; - var _exit = exitJS; - var maybeExit = () => { - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } - }; - var callUserCallback = func => { - if (ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } - }; - var _emscripten_get_now = () => performance.now(); - var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id, - timeout_ms - }; - return 0; - }; - function _copy_pixels_1(compG_ptr, nb_pixels) { - compG_ptr >>= 2; - const imageData = Module.imageData = new Uint8ClampedArray(nb_pixels); - const compG = Module.HEAP32.subarray(compG_ptr, compG_ptr + nb_pixels); - imageData.set(compG); - } - function _copy_pixels_3(compR_ptr, compG_ptr, compB_ptr, nb_pixels) { - compR_ptr >>= 2; - compG_ptr >>= 2; - compB_ptr >>= 2; - const imageData = Module.imageData = new Uint8ClampedArray(nb_pixels * 3); - const compR = Module.HEAP32.subarray(compR_ptr, compR_ptr + nb_pixels); - const compG = Module.HEAP32.subarray(compG_ptr, compG_ptr + nb_pixels); - const compB = Module.HEAP32.subarray(compB_ptr, compB_ptr + nb_pixels); - for (let i = 0; i < nb_pixels; i++) { - imageData[3 * i] = compR[i]; - imageData[3 * i + 1] = compG[i]; - imageData[3 * i + 2] = compB[i]; - } - } - function _copy_pixels_4(compR_ptr, compG_ptr, compB_ptr, compA_ptr, nb_pixels) { - compR_ptr >>= 2; - compG_ptr >>= 2; - compB_ptr >>= 2; - compA_ptr >>= 2; - const imageData = Module.imageData = new Uint8ClampedArray(nb_pixels * 4); - const compR = Module.HEAP32.subarray(compR_ptr, compR_ptr + nb_pixels); - const compG = Module.HEAP32.subarray(compG_ptr, compG_ptr + nb_pixels); - const compB = Module.HEAP32.subarray(compB_ptr, compB_ptr + nb_pixels); - const compA = Module.HEAP32.subarray(compA_ptr, compA_ptr + nb_pixels); - for (let i = 0; i < nb_pixels; i++) { - imageData[4 * i] = compR[i]; - imageData[4 * i + 1] = compG[i]; - imageData[4 * i + 2] = compB[i]; - imageData[4 * i + 3] = compA[i]; - } - } - var getHeapMax = () => 2147483648; - var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536 | 0; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } catch (e) {} - }; - var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; - }; - var ENV = {}; - var getExecutableName = () => thisProgram || "./this.program"; - var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = (typeof navigator == "object" && navigator.languages && navigator.languages[0] || "C").replace("-", "_") + ".UTF-8"; - var env = { - USER: "web_user", - LOGNAME: "web_user", - PATH: "/", - PWD: "/", - HOME: "/home/web_user", - LANG: lang, - _: getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x];else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; - }; - var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; - }; - var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[__environ + i * 4 >> 2] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; - }; - var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[penviron_count >> 2] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[penviron_buf_size >> 2] = bufSize; - return 0; - }; - var _fd_close = fd => 52; - var INT53_MAX = 9007199254740992; - var INT53_MIN = -9007199254740992; - var bigintToI53Checked = num => num < INT53_MIN || num > INT53_MAX ? NaN : Number(num); - function _fd_seek(fd, offset, whence, newOffset) { - offset = bigintToI53Checked(offset); - return 70; - } - var printCharBuffers = [null, [], []]; - var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder() : undefined; - var UTF8ArrayToString = (heapOrArray, idx = 0, maxBytesToRead = NaN) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode((u0 & 31) << 6 | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = (u0 & 15) << 12 | u1 << 6 | u2; - } else { - u0 = (u0 & 7) << 18 | u1 << 12 | u2 << 6 | heapOrArray[idx++] & 63; - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | ch >> 10, 56320 | ch & 1023); - } - } - return str; - }; - var printChar = (stream, curr) => { - var buffer = printCharBuffers[stream]; - if (curr === 0 || curr === 10) { - (stream === 1 ? out : err)(UTF8ArrayToString(buffer)); - buffer.length = 0; - } else { - buffer.push(curr); - } - }; - var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - var _fd_write = (fd, iov, iovcnt, pnum) => { - var num = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[iov >> 2]; - var len = HEAPU32[iov + 4 >> 2]; - iov += 8; - for (var j = 0; j < len; j++) { - printChar(fd, HEAPU8[ptr + j]); - } - num += len; - } - HEAPU32[pnum >> 2] = num; - return 0; - }; - function _gray_to_rgba(compG_ptr, nb_pixels) { - compG_ptr >>= 2; - const imageData = Module.imageData = new Uint8ClampedArray(nb_pixels * 4); - const compG = Module.HEAP32.subarray(compG_ptr, compG_ptr + nb_pixels); - for (let i = 0; i < nb_pixels; i++) { - imageData[4 * i] = imageData[4 * i + 1] = imageData[4 * i + 2] = compG[i]; - imageData[4 * i + 3] = 255; - } - } - function _graya_to_rgba(compG_ptr, compA_ptr, nb_pixels) { - compG_ptr >>= 2; - compA_ptr >>= 2; - const imageData = Module.imageData = new Uint8ClampedArray(nb_pixels * 4); - const compG = Module.HEAP32.subarray(compG_ptr, compG_ptr + nb_pixels); - const compA = Module.HEAP32.subarray(compA_ptr, compA_ptr + nb_pixels); - for (let i = 0; i < nb_pixels; i++) { - imageData[4 * i] = imageData[4 * i + 1] = imageData[4 * i + 2] = compG[i]; - imageData[4 * i + 3] = compA[i]; - } - } - function _jsPrintWarning(message_ptr) { - const message = UTF8ToString(message_ptr); - (Module.warn || console.warn)(`OpenJPEG: ${message}`); - } - function _rgb_to_rgba(compR_ptr, compG_ptr, compB_ptr, nb_pixels) { - compR_ptr >>= 2; - compG_ptr >>= 2; - compB_ptr >>= 2; - const imageData = Module.imageData = new Uint8ClampedArray(nb_pixels * 4); - const compR = Module.HEAP32.subarray(compR_ptr, compR_ptr + nb_pixels); - const compG = Module.HEAP32.subarray(compG_ptr, compG_ptr + nb_pixels); - const compB = Module.HEAP32.subarray(compB_ptr, compB_ptr + nb_pixels); - for (let i = 0; i < nb_pixels; i++) { - imageData[4 * i] = compR[i]; - imageData[4 * i + 1] = compG[i]; - imageData[4 * i + 2] = compB[i]; - imageData[4 * i + 3] = 255; - } - } - function _storeErrorMessage(message_ptr) { - const message = UTF8ToString(message_ptr); - if (!Module.errorMessages) { - Module.errorMessages = message; - } else { - Module.errorMessages += "\n" + message; - } - } - var wasmImports = { - l: __abort_js, - k: __emscripten_runtime_keepalive_clear, - m: __setitimer_js, - g: _copy_pixels_1, - f: _copy_pixels_3, - e: _copy_pixels_4, - n: _emscripten_resize_heap, - p: _environ_get, - q: _environ_sizes_get, - b: _fd_close, - o: _fd_seek, - c: _fd_write, - r: _gray_to_rgba, - i: _graya_to_rgba, - d: _jsPrintWarning, - j: _proc_exit, - h: _rgb_to_rgba, - a: _storeErrorMessage - }; - var wasmExports = await createWasm(); - var ___wasm_call_ctors = wasmExports["t"]; - var _malloc = Module["_malloc"] = wasmExports["u"]; - var _free = Module["_free"] = wasmExports["v"]; - var _jp2_decode = Module["_jp2_decode"] = wasmExports["x"]; - var __emscripten_timeout = wasmExports["y"]; - function run() { - if (runDependencies > 0) { - dependenciesFulfilled = run; - return; - } - preRun(); - if (runDependencies > 0) { - dependenciesFulfilled = run; - return; - } - function doRun() { - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - readyPromiseResolve(Module); - Module["onRuntimeInitialized"]?.(); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(() => { - setTimeout(() => Module["setStatus"](""), 1); - doRun(); - }, 1); - } else { - doRun(); - } - } - if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [Module["preInit"]]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } - } - run(); - moduleRtn = readyPromise; - return moduleRtn; - }; -})(); -/* harmony default export */ const openjpeg = (OpenJPEG); -;// ./src/core/jpx.js - - - - -class JpxError extends BaseException { - constructor(msg) { - super(msg, "JpxError"); - } -} -class JpxImage { - static #buffer = null; - static #handler = null; - static #modulePromise = null; - static #wasmUrl = null; - static setOptions({ - handler, - wasmUrl - }) { - if (!this.#buffer) { - this.#wasmUrl = wasmUrl || null; - if (wasmUrl === null) { - this.#handler = handler; - } - } - } - static async #instantiateWasm(imports, successCallback) { - const filename = "openjpeg.wasm"; - try { - if (!this.#buffer) { - if (this.#wasmUrl !== null) { - this.#buffer = await fetchBinaryData(`${this.#wasmUrl}${filename}`); - } else { - this.#buffer = await this.#handler.sendWithPromise("FetchWasm", { - filename - }); - } - } - const results = await WebAssembly.instantiate(this.#buffer, imports); - return successCallback(results.instance); - } finally { - this.#handler = null; - this.#wasmUrl = null; - } - } - static async decode(bytes, { - numComponents = 4, - isIndexedColormap = false, - smaskInData = false - } = {}) { - this.#modulePromise ||= openjpeg({ - warn: warn, - instantiateWasm: this.#instantiateWasm.bind(this) - }); - const module = await this.#modulePromise; - let ptr; - try { - const size = bytes.length; - ptr = module._malloc(size); - module.HEAPU8.set(bytes, ptr); - const ret = module._jp2_decode(ptr, size, numComponents > 0 ? numComponents : 0, !!isIndexedColormap, !!smaskInData); - if (ret) { - const { - errorMessages - } = module; - if (errorMessages) { - delete module.errorMessages; - throw new JpxError(errorMessages); - } - throw new JpxError("Unknown error"); - } - const { - imageData - } = module; - module.imageData = null; - return imageData; - } finally { - if (ptr) { - module._free(ptr); - } - } - } - static cleanup() { - this.#modulePromise = null; - } - static parseImageProperties(stream) { - let newByte = stream.getByte(); - while (newByte >= 0) { - const oldByte = newByte; - newByte = stream.getByte(); - const code = oldByte << 8 | newByte; - if (code === 0xff51) { - stream.skip(4); - const Xsiz = stream.getInt32() >>> 0; - const Ysiz = stream.getInt32() >>> 0; - const XOsiz = stream.getInt32() >>> 0; - const YOsiz = stream.getInt32() >>> 0; - stream.skip(16); - const Csiz = stream.getUint16(); - return { - width: Xsiz - XOsiz, - height: Ysiz - YOsiz, - bitsPerComponent: 8, - componentsCount: Csiz - }; - } - } - throw new JpxError("No size marker found in JPX stream"); - } -} - ;// ./src/core/jpx_stream.js class JpxStream extends DecodeStream { @@ -10462,10 +10822,11 @@ ;// ./src/core/cff_parser.js + const MAX_SUBR_NESTING = 10; const CFFStandardStrings = [".notdef", "space", "exclam", "quotedbl", "numbersign", "dollar", "percent", "ampersand", "quoteright", "parenleft", "parenright", "asterisk", "plus", "comma", "hyphen", "period", "slash", "zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "colon", "semicolon", "less", "equal", "greater", "question", "at", "A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z", "bracketleft", "backslash", "bracketright", "asciicircum", "underscore", "quoteleft", "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z", "braceleft", "bar", "braceright", "asciitilde", "exclamdown", "cent", "sterling", "fraction", "yen", "florin", "section", "currency", "quotesingle", "quotedblleft", "guillemotleft", "guilsinglleft", "guilsinglright", "fi", "fl", "endash", "dagger", "daggerdbl", "periodcentered", "paragraph", "bullet", "quotesinglbase", "quotedblbase", "quotedblright", "guillemotright", "ellipsis", "perthousand", "questiondown", "grave", "acute", "circumflex", "tilde", "macron", "breve", "dotaccent", "dieresis", "ring", "cedilla", "hungarumlaut", "ogonek", "caron", "emdash", "AE", "ordfeminine", "Lslash", "Oslash", "OE", "ordmasculine", "ae", "dotlessi", "lslash", "oslash", "oe", "germandbls", "onesuperior", "logicalnot", "mu", "trademark", "Eth", "onehalf", "plusminus", "Thorn", "onequarter", "divide", "brokenbar", "degree", "thorn", "threequarters", "twosuperior", "registered", "minus", "eth", "multiply", "threesuperior", "copyright", "Aacute", "Acircumflex", "Adieresis", "Agrave", "Aring", "Atilde", "Ccedilla", "Eacute", "Ecircumflex", "Edieresis", "Egrave", "Iacute", "Icircumflex", "Idieresis", "Igrave", "Ntilde", "Oacute", "Ocircumflex", "Odieresis", "Ograve", "Otilde", "Scaron", "Uacute", "Ucircumflex", "Udieresis", "Ugrave", "Yacute", "Ydieresis", "Zcaron", "aacute", "acircumflex", "adieresis", "agrave", "aring", "atilde", "ccedilla", "eacute", "ecircumflex", "edieresis", "egrave", "iacute", "icircumflex", "idieresis", "igrave", "ntilde", "oacute", "ocircumflex", "odieresis", "ograve", "otilde", "scaron", "uacute", "ucircumflex", "udieresis", "ugrave", "yacute", "ydieresis", "zcaron", "exclamsmall", "Hungarumlautsmall", "dollaroldstyle", "dollarsuperior", "ampersandsmall", "Acutesmall", "parenleftsuperior", "parenrightsuperior", "twodotenleader", "onedotenleader", "zerooldstyle", "oneoldstyle", "twooldstyle", "threeoldstyle", "fouroldstyle", "fiveoldstyle", "sixoldstyle", "sevenoldstyle", "eightoldstyle", "nineoldstyle", "commasuperior", "threequartersemdash", "periodsuperior", "questionsmall", "asuperior", "bsuperior", "centsuperior", "dsuperior", "esuperior", "isuperior", "lsuperior", "msuperior", "nsuperior", "osuperior", "rsuperior", "ssuperior", "tsuperior", "ff", "ffi", "ffl", "parenleftinferior", "parenrightinferior", "Circumflexsmall", "hyphensuperior", "Gravesmall", "Asmall", "Bsmall", "Csmall", "Dsmall", "Esmall", "Fsmall", "Gsmall", "Hsmall", "Ismall", "Jsmall", "Ksmall", "Lsmall", "Msmall", "Nsmall", "Osmall", "Psmall", "Qsmall", "Rsmall", "Ssmall", "Tsmall", "Usmall", "Vsmall", "Wsmall", "Xsmall", "Ysmall", "Zsmall", "colonmonetary", "onefitted", "rupiah", "Tildesmall", "exclamdownsmall", "centoldstyle", "Lslashsmall", "Scaronsmall", "Zcaronsmall", "Dieresissmall", "Brevesmall", "Caronsmall", "Dotaccentsmall", "Macronsmall", "figuredash", "hypheninferior", "Ogoneksmall", "Ringsmall", "Cedillasmall", "questiondownsmall", "oneeighth", "threeeighths", "fiveeighths", "seveneighths", "onethird", "twothirds", "zerosuperior", "foursuperior", "fivesuperior", "sixsuperior", "sevensuperior", "eightsuperior", "ninesuperior", "zeroinferior", "oneinferior", "twoinferior", "threeinferior", "fourinferior", "fiveinferior", "sixinferior", "seveninferior", "eightinferior", "nineinferior", "centinferior", "dollarinferior", "periodinferior", "commainferior", "Agravesmall", "Aacutesmall", "Acircumflexsmall", "Atildesmall", "Adieresissmall", "Aringsmall", "AEsmall", "Ccedillasmall", "Egravesmall", "Eacutesmall", "Ecircumflexsmall", "Edieresissmall", "Igravesmall", "Iacutesmall", "Icircumflexsmall", "Idieresissmall", "Ethsmall", "Ntildesmall", "Ogravesmall", "Oacutesmall", "Ocircumflexsmall", "Otildesmall", "Odieresissmall", "OEsmall", "Oslashsmall", "Ugravesmall", "Uacutesmall", "Ucircumflexsmall", "Udieresissmall", "Yacutesmall", "Thornsmall", "Ydieresissmall", "001.000", "001.001", "001.002", "001.003", "Black", "Bold", "Book", "Light", "Medium", "Regular", "Roman", "Semibold"]; const NUM_STANDARD_CFF_STRINGS = 391; const CharstringValidationData = [null, { id: "hstem", @@ -10773,12 +11134,12 @@ function parseOperand() { let value = dict[pos++]; if (value === 30) { return parseFloatOperand(); } else if (value === 28) { - value = dict[pos++]; - value = (value << 24 | dict[pos++] << 16) >> 16; + value = readInt16(dict, pos); + pos += 2; return value; } else if (value === 29) { value = dict[pos++]; value = value << 8 | dict[pos++]; value = value << 8 | dict[pos++]; @@ -10904,11 +11265,11 @@ stackSize = 0; } else { validationCommand = CharstringValidationData12[q]; } } else if (value === 28) { - stack[stackSize] = (data[j] << 24 | data[j + 1] << 16) >> 16; + stack[stackSize] = readInt16(data, j); j += 2; stackSize++; } else if (value === 14) { if (stackSize >= 4) { stackSize -= 4; @@ -17723,15 +18084,12 @@ -function getInt16(data, offset) { - return (data[offset] << 24 | data[offset + 1] << 16) >> 16; -} function getFloat214(data, offset) { - return getInt16(data, offset) / 16384; + return readInt16(data, offset) / 16384; } function getSubroutineBias(subrs) { const numSubrs = subrs.length; let bias = 32768; if (numSubrs < 1240) { @@ -17856,11 +18214,11 @@ } function quadraticCurveTo(xa, ya, x, y) { cmds.add("Q", [xa, ya, x, y]); } let i = 0; - const numberOfContours = getInt16(code, i); + const numberOfContours = readInt16(code, i); let flags; let firstPoint = null; let x = 0, y = 0; i += 10; @@ -17870,12 +18228,12 @@ const glyphIndex = readUint16(code, i + 2); i += 4; let arg1, arg2; if (flags & 0x01) { if (flags & 0x02) { - arg1 = getInt16(code, i); - arg2 = getInt16(code, i + 2); + arg1 = readInt16(code, i); + arg2 = readInt16(code, i + 2); } else { arg1 = readUint16(code, i); arg2 = readUint16(code, i + 2); } i += 4; @@ -17944,11 +18302,11 @@ } } for (j = 0; j < numberOfPoints; j++) { switch (points[j].flags & 0x12) { case 0x00: - x += getInt16(code, i); + x += readInt16(code, i); i += 2; break; case 0x02: x -= code[i++]; break; @@ -17959,11 +18317,11 @@ points[j].x = x; } for (j = 0; j < numberOfPoints; j++) { switch (points[j].flags & 0x24) { case 0x00: - y += getInt16(code, i); + y += readInt16(code, i); i += 2; break; case 0x04: y -= code[i++]; break; @@ -18281,11 +18639,11 @@ y = yb; bezierCurveTo(xa, ya, xb, yb, x, y); } break; case 28: - stack.push((code[i] << 24 | code[i + 1] << 16) >> 16); + stack.push(readInt16(code, i)); i += 2; break; case 29: n = stack.pop() + font.gsubrsBias; subrCode = font.gsubrs[n]; @@ -26907,11 +27265,11 @@ } } class GlobalImageCache { static NUM_PAGES_THRESHOLD = 2; static MIN_IMAGES_TO_CACHE = 10; - static MAX_BYTE_SIZE = 5 * MAX_IMAGE_SIZE_TO_CACHE; + static MAX_BYTE_SIZE = 5e7; #decodeFailedSet = new RefSet(); constructor() { this._refCache = new RefSetCache(); this._imageCache = new RefSetCache(); } @@ -28528,367 +28886,10 @@ }; systemFontCache.set(key, substitutionInfo); return substitutionInfo; } -;// ./src/core/image_resizer.js - - - -const MIN_IMAGE_DIM = 2048; -const MAX_IMAGE_DIM = 65537; -const MAX_ERROR = 128; -class ImageResizer { - static #goodSquareLength = MIN_IMAGE_DIM; - static #isImageDecoderSupported = FeatureTest.isImageDecoderSupported; - constructor(imgData, isMask) { - this._imgData = imgData; - this._isMask = isMask; - } - static get canUseImageDecoder() { - return shadow(this, "canUseImageDecoder", this.#isImageDecoderSupported ? ImageDecoder.isTypeSupported("image/bmp") : Promise.resolve(false)); - } - static needsToBeResized(width, height) { - if (width <= this.#goodSquareLength && height <= this.#goodSquareLength) { - return false; - } - const { - MAX_DIM - } = this; - if (width > MAX_DIM || height > MAX_DIM) { - return true; - } - const area = width * height; - if (this._hasMaxArea) { - return area > this.MAX_AREA; - } - if (area < this.#goodSquareLength ** 2) { - return false; - } - if (this._areGoodDims(width, height)) { - this.#goodSquareLength = Math.max(this.#goodSquareLength, Math.floor(Math.sqrt(width * height))); - return false; - } - this.#goodSquareLength = this._guessMax(this.#goodSquareLength, MAX_DIM, MAX_ERROR, 0); - const maxArea = this.MAX_AREA = this.#goodSquareLength ** 2; - return area > maxArea; - } - static get MAX_DIM() { - return shadow(this, "MAX_DIM", this._guessMax(MIN_IMAGE_DIM, MAX_IMAGE_DIM, 0, 1)); - } - static get MAX_AREA() { - this._hasMaxArea = true; - return shadow(this, "MAX_AREA", this._guessMax(this.#goodSquareLength, this.MAX_DIM, MAX_ERROR, 0) ** 2); - } - static set MAX_AREA(area) { - if (area >= 0) { - this._hasMaxArea = true; - shadow(this, "MAX_AREA", area); - } - } - static setOptions({ - canvasMaxAreaInBytes = -1, - isImageDecoderSupported = false - }) { - if (!this._hasMaxArea) { - this.MAX_AREA = canvasMaxAreaInBytes >> 2; - } - this.#isImageDecoderSupported = isImageDecoderSupported; - } - static _areGoodDims(width, height) { - try { - const canvas = new OffscreenCanvas(width, height); - const ctx = canvas.getContext("2d"); - ctx.fillRect(0, 0, 1, 1); - const opacity = ctx.getImageData(0, 0, 1, 1).data[3]; - canvas.width = canvas.height = 1; - return opacity !== 0; - } catch { - return false; - } - } - static _guessMax(start, end, tolerance, defaultHeight) { - while (start + tolerance + 1 < end) { - const middle = Math.floor((start + end) / 2); - const height = defaultHeight || middle; - if (this._areGoodDims(middle, height)) { - start = middle; - } else { - end = middle; - } - } - return start; - } - static async createImage(imgData, isMask = false) { - return new ImageResizer(imgData, isMask)._createImage(); - } - async _createImage() { - const { - _imgData: imgData - } = this; - const { - width, - height - } = imgData; - if (width * height * 4 > MAX_INT_32) { - const result = this.#rescaleImageData(); - if (result) { - return result; - } - } - const data = this._encodeBMP(); - let decoder, imagePromise; - if (await ImageResizer.canUseImageDecoder) { - decoder = new ImageDecoder({ - data, - type: "image/bmp", - preferAnimation: false, - transfer: [data.buffer] - }); - imagePromise = decoder.decode().catch(reason => { - warn(`BMP image decoding failed: ${reason}`); - return createImageBitmap(new Blob([this._encodeBMP().buffer], { - type: "image/bmp" - })); - }).finally(() => { - decoder.close(); - }); - } else { - imagePromise = createImageBitmap(new Blob([data.buffer], { - type: "image/bmp" - })); - } - const { - MAX_AREA, - MAX_DIM - } = ImageResizer; - const minFactor = Math.max(width / MAX_DIM, height / MAX_DIM, Math.sqrt(width * height / MAX_AREA)); - const firstFactor = Math.max(minFactor, 2); - const factor = Math.round(10 * (minFactor + 1.25)) / 10 / firstFactor; - const N = Math.floor(Math.log2(factor)); - const steps = new Array(N + 2).fill(2); - steps[0] = firstFactor; - steps.splice(-1, 1, factor / (1 << N)); - let newWidth = width; - let newHeight = height; - const result = await imagePromise; - let bitmap = result.image || result; - for (const step of steps) { - const prevWidth = newWidth; - const prevHeight = newHeight; - newWidth = Math.floor(newWidth / step) - 1; - newHeight = Math.floor(newHeight / step) - 1; - const canvas = new OffscreenCanvas(newWidth, newHeight); - const ctx = canvas.getContext("2d"); - ctx.drawImage(bitmap, 0, 0, prevWidth, prevHeight, 0, 0, newWidth, newHeight); - bitmap.close(); - bitmap = canvas.transferToImageBitmap(); - } - imgData.data = null; - imgData.bitmap = bitmap; - imgData.width = newWidth; - imgData.height = newHeight; - return imgData; - } - #rescaleImageData() { - const { - _imgData: imgData - } = this; - const { - data, - width, - height, - kind - } = imgData; - const rgbaSize = width * height * 4; - const K = Math.ceil(Math.log2(rgbaSize / MAX_INT_32)); - const newWidth = width >> K; - const newHeight = height >> K; - let rgbaData; - let maxHeight = height; - try { - rgbaData = new Uint8Array(rgbaSize); - } catch { - let n = Math.floor(Math.log2(rgbaSize + 1)); - while (true) { - try { - rgbaData = new Uint8Array(2 ** n - 1); - break; - } catch { - n -= 1; - } - } - maxHeight = Math.floor((2 ** n - 1) / (width * 4)); - const newSize = width * maxHeight * 4; - if (newSize < rgbaData.length) { - rgbaData = new Uint8Array(newSize); - } - } - const src32 = new Uint32Array(rgbaData.buffer); - const dest32 = new Uint32Array(newWidth * newHeight); - let srcPos = 0; - let newIndex = 0; - const step = Math.ceil(height / maxHeight); - const remainder = height % maxHeight === 0 ? height : height % maxHeight; - for (let k = 0; k < step; k++) { - const h = k < step - 1 ? maxHeight : remainder; - ({ - srcPos - } = convertToRGBA({ - kind, - src: data, - dest: src32, - width, - height: h, - inverseDecode: this._isMask, - srcPos - })); - for (let i = 0, ii = h >> K; i < ii; i++) { - const buf = src32.subarray((i << K) * width); - for (let j = 0; j < newWidth; j++) { - dest32[newIndex++] = buf[j << K]; - } - } - } - if (ImageResizer.needsToBeResized(newWidth, newHeight)) { - imgData.data = dest32; - imgData.width = newWidth; - imgData.height = newHeight; - imgData.kind = ImageKind.RGBA_32BPP; - return null; - } - const canvas = new OffscreenCanvas(newWidth, newHeight); - const ctx = canvas.getContext("2d", { - willReadFrequently: true - }); - ctx.putImageData(new ImageData(new Uint8ClampedArray(dest32.buffer), newWidth, newHeight), 0, 0); - imgData.data = null; - imgData.bitmap = canvas.transferToImageBitmap(); - imgData.width = newWidth; - imgData.height = newHeight; - return imgData; - } - _encodeBMP() { - const { - width, - height, - kind - } = this._imgData; - let data = this._imgData.data; - let bitPerPixel; - let colorTable = new Uint8Array(0); - let maskTable = colorTable; - let compression = 0; - switch (kind) { - case ImageKind.GRAYSCALE_1BPP: - { - bitPerPixel = 1; - colorTable = new Uint8Array(this._isMask ? [255, 255, 255, 255, 0, 0, 0, 0] : [0, 0, 0, 0, 255, 255, 255, 255]); - const rowLen = width + 7 >> 3; - const rowSize = rowLen + 3 & -4; - if (rowLen !== rowSize) { - const newData = new Uint8Array(rowSize * height); - let k = 0; - for (let i = 0, ii = height * rowLen; i < ii; i += rowLen, k += rowSize) { - newData.set(data.subarray(i, i + rowLen), k); - } - data = newData; - } - break; - } - case ImageKind.RGB_24BPP: - { - bitPerPixel = 24; - if (width & 3) { - const rowLen = 3 * width; - const rowSize = rowLen + 3 & -4; - const extraLen = rowSize - rowLen; - const newData = new Uint8Array(rowSize * height); - let k = 0; - for (let i = 0, ii = height * rowLen; i < ii; i += rowLen) { - const row = data.subarray(i, i + rowLen); - for (let j = 0; j < rowLen; j += 3) { - newData[k++] = row[j + 2]; - newData[k++] = row[j + 1]; - newData[k++] = row[j]; - } - k += extraLen; - } - data = newData; - } else { - for (let i = 0, ii = data.length; i < ii; i += 3) { - const tmp = data[i]; - data[i] = data[i + 2]; - data[i + 2] = tmp; - } - } - break; - } - case ImageKind.RGBA_32BPP: - bitPerPixel = 32; - compression = 3; - maskTable = new Uint8Array(4 + 4 + 4 + 4 + 52); - const view = new DataView(maskTable.buffer); - if (FeatureTest.isLittleEndian) { - view.setUint32(0, 0x000000ff, true); - view.setUint32(4, 0x0000ff00, true); - view.setUint32(8, 0x00ff0000, true); - view.setUint32(12, 0xff000000, true); - } else { - view.setUint32(0, 0xff000000, true); - view.setUint32(4, 0x00ff0000, true); - view.setUint32(8, 0x0000ff00, true); - view.setUint32(12, 0x000000ff, true); - } - break; - default: - throw new Error("invalid format"); - } - let i = 0; - const headerLength = 40 + maskTable.length; - const fileLength = 14 + headerLength + colorTable.length + data.length; - const bmpData = new Uint8Array(fileLength); - const view = new DataView(bmpData.buffer); - view.setUint16(i, 0x4d42, true); - i += 2; - view.setUint32(i, fileLength, true); - i += 4; - view.setUint32(i, 0, true); - i += 4; - view.setUint32(i, 14 + headerLength + colorTable.length, true); - i += 4; - view.setUint32(i, headerLength, true); - i += 4; - view.setInt32(i, width, true); - i += 4; - view.setInt32(i, -height, true); - i += 4; - view.setUint16(i, 1, true); - i += 2; - view.setUint16(i, bitPerPixel, true); - i += 2; - view.setUint32(i, compression, true); - i += 4; - view.setUint32(i, 0, true); - i += 4; - view.setInt32(i, 0, true); - i += 4; - view.setInt32(i, 0, true); - i += 4; - view.setUint32(i, colorTable.length / 4, true); - i += 4; - view.setUint32(i, 0, true); - i += 4; - bmpData.set(maskTable, i); - i += maskTable.length; - bmpData.set(colorTable, i); - i += colorTable.length; - bmpData.set(data, i); - return bmpData; - } -} - ;// ./src/shared/murmurhash3.js const SEED = 0xc3d2e1f0; const MASK_HIGH = 0xffff0000; const MASK_LOW = 0xffff; class MurmurHash3_64 { @@ -30321,13 +30322,10 @@ - - - const DefaultPartialEvaluatorOptions = Object.freeze({ maxImageSize: -1, disableFontFace: false, ignoreErrors: false, isEvalSupported: true, @@ -30455,16 +30453,10 @@ this.systemFontCache = systemFontCache; this.options = options || DefaultPartialEvaluatorOptions; this.type3FontRefs = null; this._regionalImageCache = new RegionalImageCache(); this._fetchBuiltInCMapBound = this.fetchBuiltInCMap.bind(this); - ImageResizer.setOptions(this.options); - JpegStream.setOptions(this.options); - JpxImage.setOptions({ - wasmUrl: this.options.wasmUrl, - handler - }); } get _pdfFunctionFactory() { const pdfFunctionFactory = new PDFFunctionFactory({ xref: this.xref, isEvalSupported: this.options.isEvalSupported @@ -49109,11 +49101,11 @@ id, rect } = this.data; let appearance = this.appearance; const isUsingOwnCanvas = !!(hasOwnCanvas && intent & RenderingIntentFlag.DISPLAY); - if (isUsingOwnCanvas && (rect[0] === rect[2] || rect[1] === rect[3])) { + if (isUsingOwnCanvas && (this.width === 0 || this.height === 0)) { this.data.hasOwnCanvas = false; return { opList: new OperatorList(), separateForm: false, separateCanvas: false @@ -49276,10 +49268,16 @@ fieldName.unshift(stringToPDFString(loopDict.get("T"))); } } return fieldName.join("."); } + get width() { + return this.data.rect[2] - this.data.rect[0]; + } + get height() { + return this.data.rect[3] - this.data.rect[1]; + } } class AnnotationBorderStyle { constructor() { this.width = 1; this.rawWidth = 1; @@ -49593,10 +49591,11 @@ key: "Ff" }); if (!Number.isInteger(data.fieldFlags) || data.fieldFlags < 0) { data.fieldFlags = 0; } + data.password = this.hasFieldFlag(AnnotationFieldFlag.PASSWORD); data.readOnly = this.hasFieldFlag(AnnotationFieldFlag.READONLY); data.required = this.hasFieldFlag(AnnotationFieldFlag.REQUIRED); data.hidden = this._hasFlag(data.annotationFlags, AnnotationFlag.HIDDEN) || this._hasFlag(data.annotationFlags, AnnotationFlag.NOVIEW); } _decodeFormValue(formValue) { @@ -49624,28 +49623,21 @@ getRotationMatrix(annotationStorage) { let rotation = annotationStorage?.get(this.data.id)?.rotation; if (rotation === undefined) { rotation = this.rotation; } - if (rotation === 0) { - return IDENTITY_MATRIX; - } - const width = this.data.rect[2] - this.data.rect[0]; - const height = this.data.rect[3] - this.data.rect[1]; - return getRotationMatrix(rotation, width, height); + return rotation === 0 ? IDENTITY_MATRIX : getRotationMatrix(rotation, this.width, this.height); } getBorderAndBackgroundAppearances(annotationStorage) { let rotation = annotationStorage?.get(this.data.id)?.rotation; if (rotation === undefined) { rotation = this.rotation; } if (!this.backgroundColor && !this.borderColor) { return ""; } - const width = this.data.rect[2] - this.data.rect[0]; - const height = this.data.rect[3] - this.data.rect[1]; - const rect = rotation === 0 || rotation === 180 ? `0 0 ${width} ${height} re` : `0 0 ${height} ${width} re`; + const rect = rotation === 0 || rotation === 180 ? `0 0 ${this.width} ${this.height} re` : `0 0 ${this.height} ${this.width} re`; let str = ""; if (this.backgroundColor) { str = `${getPdfColor(this.backgroundColor, true)} ${rect} f `; } if (this.borderColor) { @@ -49677,11 +49669,11 @@ separateCanvas: false }; } const isUsingOwnCanvas = !!(this.data.hasOwnCanvas && intent & RenderingIntentFlag.DISPLAY); const matrix = [1, 0, 0, 1, 0, 0]; - const bbox = [0, 0, this.data.rect[2] - this.data.rect[0], this.data.rect[3] - this.data.rect[1]]; + const bbox = [0, 0, this.width, this.height]; const transform = getTransformMatrix(this.data.rect, bbox, matrix); let optionalContent; if (this.oc) { optionalContent = await evaluator.parseMarkedContentProps(this.oc, null); } @@ -49811,11 +49803,11 @@ const resources = this._getSaveFieldResources(xref); const appearanceStream = new StringStream(appearance); const appearanceDict = appearanceStream.dict = new Dict(xref); appearanceDict.set("Subtype", Name.get("Form")); appearanceDict.set("Resources", resources); - appearanceDict.set("BBox", [0, 0, this.data.rect[2] - this.data.rect[0], this.data.rect[3] - this.data.rect[1]]); + appearanceDict.set("BBox", [0, 0, this.width, this.height]); const rotationMatrix = this.getRotationMatrix(annotationStorage); if (rotationMatrix !== IDENTITY_MATRIX) { appearanceDict.set("Matrix", rotationMatrix); } changes.put(newRef, { @@ -49825,12 +49817,11 @@ }); } dict.set("M", `D:${getModificationDate()}`); } async _getAppearance(evaluator, task, intent, annotationStorage) { - const isPassword = this.hasFieldFlag(AnnotationFieldFlag.PASSWORD); - if (isPassword) { + if (this.data.password) { return null; } const storageEntry = annotationStorage?.get(this.data.id); let value, rotation; if (storageEntry) { @@ -49874,12 +49865,14 @@ } else { lines = [value.replace(/\r\n?|\n/, "").normalize("NFC")]; } const defaultPadding = 1; const defaultHPadding = 2; - let totalHeight = this.data.rect[3] - this.data.rect[1]; - let totalWidth = this.data.rect[2] - this.data.rect[0]; + let { + width: totalWidth, + height: totalHeight + } = this; if (rotation === 90 || rotation === 270) { [totalWidth, totalHeight] = [totalHeight, totalWidth]; } if (!this._defaultAppearance) { this.data.defaultAppearanceData = parseDefaultAppearance(this._defaultAppearance = "/Helvetica 0 Tf 0 g"); @@ -50118,11 +50111,11 @@ if (!Number.isInteger(maximumLength) || maximumLength < 0) { maximumLength = 0; } this.data.maxLen = maximumLength; this.data.multiLine = this.hasFieldFlag(AnnotationFieldFlag.MULTILINE); - this.data.comb = this.hasFieldFlag(AnnotationFieldFlag.COMB) && !this.hasFieldFlag(AnnotationFieldFlag.MULTILINE) && !this.hasFieldFlag(AnnotationFieldFlag.PASSWORD) && !this.hasFieldFlag(AnnotationFieldFlag.FILESELECT) && this.data.maxLen !== 0; + this.data.comb = this.hasFieldFlag(AnnotationFieldFlag.COMB) && !this.data.multiLine && !this.data.password && !this.hasFieldFlag(AnnotationFieldFlag.FILESELECT) && this.data.maxLen !== 0; this.data.doNotScroll = this.hasFieldFlag(AnnotationFieldFlag.DONOTSCROLL); } get hasTextContent() { return !!this.appearance && !this._needAppearances; } @@ -50227,11 +50220,11 @@ return { id: this.data.id, value: this.data.fieldValue, defaultValue: this.data.defaultFieldValue || "", multiline: this.data.multiLine, - password: this.hasFieldFlag(AnnotationFieldFlag.PASSWORD), + password: this.data.password, charLimit: this.data.maxLen, comb: this.data.comb, editable: !this.data.readOnly, hidden: this.data.hidden, name: this.data.fieldName, @@ -50248,13 +50241,15 @@ class ButtonWidgetAnnotation extends WidgetAnnotation { constructor(params) { super(params); this.checkedAppearance = null; this.uncheckedAppearance = null; - this.data.checkBox = !this.hasFieldFlag(AnnotationFieldFlag.RADIO) && !this.hasFieldFlag(AnnotationFieldFlag.PUSHBUTTON); - this.data.radioButton = this.hasFieldFlag(AnnotationFieldFlag.RADIO) && !this.hasFieldFlag(AnnotationFieldFlag.PUSHBUTTON); - this.data.pushButton = this.hasFieldFlag(AnnotationFieldFlag.PUSHBUTTON); + const isRadio = this.hasFieldFlag(AnnotationFieldFlag.RADIO), + isPushButton = this.hasFieldFlag(AnnotationFieldFlag.PUSHBUTTON); + this.data.checkBox = !isRadio && !isPushButton; + this.data.radioButton = isRadio && !isPushButton; + this.data.pushButton = isPushButton; this.data.isTooltipOnly = false; if (this.data.checkBox) { this._processCheckBox(params); } else if (this.data.radioButton) { this._processRadioButton(params); @@ -50410,12 +50405,14 @@ xfa, needAppearances: false }); } _getDefaultCheckedAppearance(params, type) { - const width = this.data.rect[2] - this.data.rect[0]; - const height = this.data.rect[3] - this.data.rect[1]; + const { + width, + height + } = this; const bbox = [0, 0, width, height]; const FONT_RATIO = 0.8; const fontSize = Math.min(width, height) * FONT_RATIO; let metrics, char; if (type === "check") { @@ -50707,12 +50704,14 @@ } else if (!Array.isArray(exportedValue)) { exportedValue = [exportedValue]; } const defaultPadding = 1; const defaultHPadding = 2; - let totalHeight = this.data.rect[3] - this.data.rect[1]; - let totalWidth = this.data.rect[2] - this.data.rect[0]; + let { + width: totalWidth, + height: totalHeight + } = this; if (rotation === 90 || rotation === 270) { [totalWidth, totalHeight] = [totalHeight, totalWidth]; } const lineCount = this.data.options.length; const valueIndices = []; @@ -50857,11 +50856,11 @@ const { dict } = params; this.data.annotationType = AnnotationType.POPUP; this.data.noHTML = false; - if (this.data.rect[0] === this.data.rect[2] || this.data.rect[1] === this.data.rect[3]) { + if (this.width === 0 || this.height === 0) { this.data.rect = null; } let parentItem = dict.get("Parent"); if (!parentItem) { warn("Popup annotation has a missing or invalid parent annotation."); @@ -55348,10 +55347,13 @@ + + + function parseDocBaseUrl(url) { if (url) { const absoluteUrl = createValidAbsoluteUrl(url); if (absoluteUrl) { return absoluteUrl.href; @@ -55359,18 +55361,31 @@ warn(`Invalid absolute docBaseUrl: "${url}".`); } return null; } class BasePdfManager { - constructor(args) { - this._docBaseUrl = parseDocBaseUrl(args.docBaseUrl); - this._docId = args.docId; - this._password = args.password; - this.enableXfa = args.enableXfa; - args.evaluatorOptions.isOffscreenCanvasSupported &&= FeatureTest.isOffscreenCanvasSupported; - args.evaluatorOptions.isImageDecoderSupported &&= FeatureTest.isImageDecoderSupported; - this.evaluatorOptions = Object.freeze(args.evaluatorOptions); + constructor({ + docBaseUrl, + docId, + enableXfa, + evaluatorOptions, + handler, + password + }) { + this._docBaseUrl = parseDocBaseUrl(docBaseUrl); + this._docId = docId; + this._password = password; + this.enableXfa = enableXfa; + evaluatorOptions.isOffscreenCanvasSupported &&= FeatureTest.isOffscreenCanvasSupported; + evaluatorOptions.isImageDecoderSupported &&= FeatureTest.isImageDecoderSupported; + this.evaluatorOptions = Object.freeze(evaluatorOptions); + ImageResizer.setOptions(evaluatorOptions); + JpegStream.setOptions(evaluatorOptions); + JpxImage.setOptions({ + ...evaluatorOptions, + handler + }); } get docId() { return this._docId; } get password() { @@ -56473,11 +56488,11 @@ const verbosity = getVerbosityLevel(); const { docId, apiVersion } = docParams; - const workerVersion = "5.0.43"; + const workerVersion = "5.0.85"; if (apiVersion !== workerVersion) { throw new Error(`The API version "${apiVersion}" does not match ` + `the Worker version "${workerVersion}".`); } const workerHandlerName = docId + "_worker"; let handler = new MessageHandler(workerHandlerName, docId, port); @@ -57005,10 +57020,10 @@ } } ;// ./src/pdf.worker.js -const pdfjsVersion = "5.0.43"; -const pdfjsBuild = "38800715c"; +const pdfjsVersion = "5.0.85"; +const pdfjsBuild = "d1f62509e"; var __webpack_exports__WorkerMessageHandler = __webpack_exports__.WorkerMessageHandler; export { __webpack_exports__WorkerMessageHandler as WorkerMessageHandler }; diff --git a/toolkit/components/pdfjs/content/web/images/toolbarButton-editorSignature.svg b/toolkit/components/pdfjs/content/web/images/toolbarButton-editorSignature.svg new file mode 100644 --- /dev/null +++ b/toolkit/components/pdfjs/content/web/images/toolbarButton-editorSignature.svg @@ -0,0 +1,6 @@ + + + + diff --git a/toolkit/components/pdfjs/content/web/viewer-geckoview.mjs b/toolkit/components/pdfjs/content/web/viewer-geckoview.mjs --- a/toolkit/components/pdfjs/content/web/viewer-geckoview.mjs +++ b/toolkit/components/pdfjs/content/web/viewer-geckoview.mjs @@ -655,10 +655,14 @@ }, enableScripting: { value: true, kind: OptionKind.VIEWER + OptionKind.PREFERENCE }, + enableSignatureEditor: { + value: false, + kind: OptionKind.VIEWER + OptionKind.PREFERENCE + }, enableUpdatedAddImage: { value: false, kind: OptionKind.VIEWER + OptionKind.PREFERENCE }, externalLinkRel: { @@ -1255,10 +1259,11 @@ RenderingCancelledException, ResponseException, setLayerDimensions, shadow, stopEvent, + SupportedImageMimeTypes, TextLayer, TouchManager, Util, VerbosityLevel, version, @@ -1448,10 +1453,11 @@ enableHighlightFloatingButton: false, enableNewAltTextWhenAddingImage: true, enablePermissions: false, enablePrintAutoRotate: true, enableScripting: true, + enableSignatureEditor: false, enableUpdatedAddImage: false, externalLinkTarget: 0, highlightEditorColors: "yellow=#FFFF98,green=#53FFBC,blue=#80EBFF,pink=#FFCBE6,red=#FF4F5F", historyUpdateUrl: false, ignoreDestinationZoom: false, @@ -2330,10 +2336,11 @@ static #l10nMessages = Object.freeze({ highlight: "pdfjs-editor-undo-bar-message-highlight", freetext: "pdfjs-editor-undo-bar-message-freetext", stamp: "pdfjs-editor-undo-bar-message-stamp", ink: "pdfjs-editor-undo-bar-message-ink", + signature: "pdfjs-editor-undo-bar-message-signature", _multiple: "pdfjs-editor-undo-bar-message-multiple" }); constructor({ container, message, @@ -2415,12 +2422,16 @@ throw new Error("The overlay is already registered."); } this.#overlays.set(dialog, { canForceClose }); - dialog.addEventListener("cancel", evt => { - this.#active = null; + dialog.addEventListener("cancel", ({ + target + }) => { + if (this.#active === target) { + this.#active = null; + } }); } async open(dialog) { if (!this.#overlays.has(dialog)) { throw new Error("The overlay does not exist."); @@ -6407,11 +6418,11 @@ #scrollModePageState = null; #scaleTimeoutId = null; #supportsPinchToZoom = true; #textLayerMode = TextLayerMode.ENABLE; constructor(options) { - const viewerVersion = "5.0.43"; + const viewerVersion = "5.0.85"; if (version !== viewerVersion) { throw new Error(`The API version "${version}" does not match the Viewer version "${viewerVersion}".`); } this.container = options.container; this.viewer = options.viewer || options.container.firstElementChild; @@ -8315,10 +8326,14 @@ if (!this.supportsIntegratedFind && appConfig.findBar) { this.findBar = new PDFFindBar(appConfig.findBar, appConfig.principalContainer, eventBus); } if (appConfig.annotationEditorParams) { if (annotationEditorMode !== AnnotationEditorType.DISABLE) { + const editorSignatureButton = appConfig.toolbar?.editorSignatureButton; + if (editorSignatureButton && AppOptions.get("enableSignatureEditor")) { + editorSignatureButton.parentElement.hidden = false; + } this.annotationEditorParams = new AnnotationEditorParams(appConfig.annotationEditorParams, eventBus); } else { for (const id of ["editorModeButtons", "editorModeSeparator"]) { document.getElementById(id)?.classList.add("hidden"); } @@ -9876,12 +9891,12 @@ ;// ./web/viewer-geckoview.js -const pdfjsVersion = "5.0.43"; -const pdfjsBuild = "38800715c"; +const pdfjsVersion = "5.0.85"; +const pdfjsBuild = "d1f62509e"; const AppConstants = null; window.PDFViewerApplication = PDFViewerApplication; window.PDFViewerApplicationConstants = AppConstants; window.PDFViewerApplicationOptions = AppOptions; function getViewerConfiguration() { diff --git a/toolkit/components/pdfjs/content/web/viewer.html b/toolkit/components/pdfjs/content/web/viewer.html --- a/toolkit/components/pdfjs/content/web/viewer.html +++ b/toolkit/components/pdfjs/content/web/viewer.html @@ -255,10 +255,22 @@ Add image +
diff --git a/toolkit/components/pdfjs/content/web/viewer.css b/toolkit/components/pdfjs/content/web/viewer.css --- a/toolkit/components/pdfjs/content/web/viewer.css +++ b/toolkit/components/pdfjs/content/web/viewer.css @@ -1769,11 +1769,12 @@ .annotationEditorLayer .draw{ box-sizing:border-box; } -.annotationEditorLayer :is(.freeTextEditor, .inkEditor, .stampEditor){ +.annotationEditorLayer + :is(.freeTextEditor, .inkEditor, .stampEditor, .signatureEditor){ position:absolute; background:transparent; z-index:1; transform-origin:0 0; cursor:auto; @@ -1810,11 +1811,17 @@ } } } .annotationEditorLayer - :is(.freeTextEditor, .inkEditor, .stampEditor, .highlightEditor), + :is( + .freeTextEditor, + .inkEditor, + .stampEditor, + .highlightEditor, + .signatureEditor + ), .textLayer{ .editToolbar{ --editor-toolbar-delete-image:url(images/editor-toolbar-delete.svg); --editor-toolbar-bg-color:#f0f0f4; --editor-toolbar-highlight-image:url(images/toolbarButton-editorHighlight.svg); @@ -2211,11 +2218,11 @@ } } } .annotationEditorLayer{ - :is(.freeTextEditor, .inkEditor, .stampEditor){ + :is(.freeTextEditor, .inkEditor, .stampEditor, .signatureEditor){ & > .resizers{ position:absolute; inset:0; &.hidden{ @@ -3247,10 +3254,11 @@ --treeitem-collapsed-icon:url(images/treeitem-collapsed.svg); --toolbarButton-editorFreeText-icon:url(images/toolbarButton-editorFreeText.svg); --toolbarButton-editorHighlight-icon:url(images/toolbarButton-editorHighlight.svg); --toolbarButton-editorInk-icon:url(images/toolbarButton-editorInk.svg); --toolbarButton-editorStamp-icon:url(images/toolbarButton-editorStamp.svg); + --toolbarButton-editorSignature-icon:url(images/toolbarButton-editorSignature.svg); --toolbarButton-menuArrow-icon:url(images/toolbarButton-menuArrow.svg); --toolbarButton-sidebarToggle-icon:url(images/toolbarButton-sidebarToggle.svg); --toolbarButton-secondaryToolbarToggle-icon:url(images/toolbarButton-secondaryToolbarToggle.svg); --toolbarButton-pageUp-icon:url(images/toolbarButton-pageUp.svg); --toolbarButton-pageDown-icon:url(images/toolbarButton-pageDown.svg); @@ -3718,10 +3726,14 @@ #editorStampButton::before{ mask-image:var(--toolbarButton-editorStamp-icon); } +#editorSignatureButton::before{ + mask-image:var(--toolbarButton-editorSignature-icon); +} + #printButton::before{ mask-image:var(--toolbarButton-print-icon); } #downloadButton::before{ @@ -4249,11 +4261,11 @@ width:220px; position:absolute; z-index:30000; cursor:default; - #editorStampAddImage::before{ + :is(#editorStampAddImage, #editorSignatureAddSignature)::before{ mask-image:var(--editorParams-stampAddImage-icon); } .editorParamsLabel{ flex:none; diff --git a/toolkit/components/pdfjs/content/web/viewer.mjs b/toolkit/components/pdfjs/content/web/viewer.mjs --- a/toolkit/components/pdfjs/content/web/viewer.mjs +++ b/toolkit/components/pdfjs/content/web/viewer.mjs @@ -655,10 +655,14 @@ }, enableScripting: { value: true, kind: OptionKind.VIEWER + OptionKind.PREFERENCE }, + enableSignatureEditor: { + value: false, + kind: OptionKind.VIEWER + OptionKind.PREFERENCE + }, enableUpdatedAddImage: { value: false, kind: OptionKind.VIEWER + OptionKind.PREFERENCE }, externalLinkRel: { @@ -1255,10 +1259,11 @@ RenderingCancelledException, ResponseException, setLayerDimensions, shadow, stopEvent, + SupportedImageMimeTypes, TextLayer, TouchManager, Util, VerbosityLevel, version, @@ -1448,10 +1453,11 @@ enableHighlightFloatingButton: false, enableNewAltTextWhenAddingImage: true, enablePermissions: false, enablePrintAutoRotate: true, enableScripting: true, + enableSignatureEditor: false, enableUpdatedAddImage: false, externalLinkTarget: 0, highlightEditorColors: "yellow=#FFFF98,green=#53FFBC,blue=#80EBFF,pink=#FFCBE6,red=#FF4F5F", historyUpdateUrl: false, ignoreDestinationZoom: false, @@ -2871,11 +2877,12 @@ editorInkColor, editorInkThickness, editorInkOpacity, editorStampAddImage, editorFreeHighlightThickness, - editorHighlightShowAll + editorHighlightShowAll, + editorSignatureAddSignature }) { const { eventBus } = this; const dispatchEvent = (typeStr, value) => { @@ -2918,10 +2925,13 @@ editorHighlightShowAll.addEventListener("click", function () { const checked = this.getAttribute("aria-pressed") === "true"; this.setAttribute("aria-pressed", !checked); dispatchEvent("HIGHLIGHT_SHOW_ALL", !checked); }); + editorSignatureAddSignature.addEventListener("click", () => { + dispatchEvent("CREATE"); + }); eventBus._on("annotationeditorparamschanged", evt => { for (const [type, value] of evt.details) { switch (type) { case AnnotationEditorParamsType.FREETEXT_SIZE: editorFreeTextFontSize.value = value; @@ -3180,10 +3190,11 @@ static #l10nMessages = Object.freeze({ highlight: "pdfjs-editor-undo-bar-message-highlight", freetext: "pdfjs-editor-undo-bar-message-freetext", stamp: "pdfjs-editor-undo-bar-message-stamp", ink: "pdfjs-editor-undo-bar-message-ink", + signature: "pdfjs-editor-undo-bar-message-signature", _multiple: "pdfjs-editor-undo-bar-message-multiple" }); constructor({ container, message, @@ -3265,12 +3276,16 @@ throw new Error("The overlay is already registered."); } this.#overlays.set(dialog, { canForceClose }); - dialog.addEventListener("cancel", evt => { - this.#active = null; + dialog.addEventListener("cancel", ({ + target + }) => { + if (this.#active === target) { + this.#active = null; + } }); } async open(dialog) { if (!this.#overlays.has(dialog)) { throw new Error("The overlay does not exist."); @@ -9574,11 +9589,11 @@ #scrollModePageState = null; #scaleTimeoutId = null; #supportsPinchToZoom = true; #textLayerMode = TextLayerMode.ENABLE; constructor(options) { - const viewerVersion = "5.0.43"; + const viewerVersion = "5.0.85"; if (version !== viewerVersion) { throw new Error(`The API version "${version}" does not match the Viewer version "${viewerVersion}".`); } this.container = options.container; this.viewer = options.viewer || options.container.firstElementChild; @@ -11424,10 +11439,21 @@ type: "editing", data: { action: "pdfjs.image.icon_click" } } + }, { + element: options.editorSignatureButton, + eventName: "switchannotationeditormode", + eventDetails: { + get mode() { + const { + classList + } = options.editorSignatureButton; + return classList.contains("toggled") ? AnnotationEditorType.NONE : AnnotationEditorType.SIGNATURE; + } + } }]; this.#bindListeners(buttons); this.#updateToolbarDensity({ value: toolbarDensity }); @@ -11572,21 +11598,25 @@ editorHighlightButton, editorHighlightParamsToolbar, editorInkButton, editorInkParamsToolbar, editorStampButton, - editorStampParamsToolbar + editorStampParamsToolbar, + editorSignatureButton, + editorSignatureParamsToolbar } = this.#opts; toggleExpandedBtn(editorFreeTextButton, mode === AnnotationEditorType.FREETEXT, editorFreeTextParamsToolbar); toggleExpandedBtn(editorHighlightButton, mode === AnnotationEditorType.HIGHLIGHT, editorHighlightParamsToolbar); toggleExpandedBtn(editorInkButton, mode === AnnotationEditorType.INK, editorInkParamsToolbar); toggleExpandedBtn(editorStampButton, mode === AnnotationEditorType.STAMP, editorStampParamsToolbar); + toggleExpandedBtn(editorSignatureButton, mode === AnnotationEditorType.SIGNATURE, editorSignatureParamsToolbar); const isDisable = mode === AnnotationEditorType.DISABLE; editorFreeTextButton.disabled = isDisable; editorHighlightButton.disabled = isDisable; editorInkButton.disabled = isDisable; editorStampButton.disabled = isDisable; + editorSignatureButton.disabled = isDisable; } #updateUIState(resetNumPages = false) { const { pageNumber, pagesCount, @@ -12018,10 +12048,14 @@ if (!this.supportsIntegratedFind && appConfig.findBar) { this.findBar = new PDFFindBar(appConfig.findBar, appConfig.principalContainer, eventBus); } if (appConfig.annotationEditorParams) { if (annotationEditorMode !== AnnotationEditorType.DISABLE) { + const editorSignatureButton = appConfig.toolbar?.editorSignatureButton; + if (editorSignatureButton && AppOptions.get("enableSignatureEditor")) { + editorSignatureButton.parentElement.hidden = false; + } this.annotationEditorParams = new AnnotationEditorParams(appConfig.annotationEditorParams, eventBus); } else { for (const id of ["editorModeButtons", "editorModeSeparator"]) { document.getElementById(id)?.classList.add("hidden"); } @@ -13611,12 +13645,12 @@ ;// ./web/viewer.js -const pdfjsVersion = "5.0.43"; -const pdfjsBuild = "38800715c"; +const pdfjsVersion = "5.0.85"; +const pdfjsBuild = "d1f62509e"; const AppConstants = null; window.PDFViewerApplication = PDFViewerApplication; window.PDFViewerApplicationConstants = AppConstants; window.PDFViewerApplicationOptions = AppOptions; function getViewerConfiguration() { @@ -13643,10 +13677,12 @@ editorHighlightColorPicker: document.getElementById("editorHighlightColorPicker"), editorInkButton: document.getElementById("editorInkButton"), editorInkParamsToolbar: document.getElementById("editorInkParamsToolbar"), editorStampButton: document.getElementById("editorStampButton"), editorStampParamsToolbar: document.getElementById("editorStampParamsToolbar"), + editorSignatureButton: document.getElementById("editorSignatureButton"), + editorSignatureParamsToolbar: document.getElementById("editorSignatureParamsToolbar"), download: document.getElementById("downloadButton") }, secondaryToolbar: { toolbar: document.getElementById("secondaryToolbar"), toggleButton: document.getElementById("secondaryToolbarToggleButton"), @@ -13769,10 +13805,11 @@ editorFreeTextColor: document.getElementById("editorFreeTextColor"), editorInkColor: document.getElementById("editorInkColor"), editorInkThickness: document.getElementById("editorInkThickness"), editorInkOpacity: document.getElementById("editorInkOpacity"), editorStampAddImage: document.getElementById("editorStampAddImage"), + editorSignatureAddSignature: document.getElementById("editorSignatureAddSignature"), editorFreeHighlightThickness: document.getElementById("editorFreeHighlightThickness"), editorHighlightShowAll: document.getElementById("editorHighlightShowAll") }, printContainer: document.getElementById("printContainer"), editorUndoBar: { diff --git a/toolkit/components/pdfjs/moz.yaml b/toolkit/components/pdfjs/moz.yaml --- a/toolkit/components/pdfjs/moz.yaml +++ b/toolkit/components/pdfjs/moz.yaml @@ -18,12 +18,12 @@ # Usually different from repository url url: https://github.com/mozilla/pdf.js # Human-readable identifier for this version/release # Generally "version NNN", "tag SSS", "bookmark SSS" - release: 38800715cd53e338b43d73082631fb64c8a4238c (2025-01-23T22:54:37Z). - revision: 38800715cd53e338b43d73082631fb64c8a4238c + release: d1f62509e531b9e9f8862e3526eaa17565ff1e9c (2025-02-02T18:41:13Z). + revision: d1f62509e531b9e9f8862e3526eaa17565ff1e9c # The package's license, where possible using the mnemonic from # https://spdx.org/licenses/ # Multiple licenses can be specified (as a YAML list) # A "LICENSE" file must exist containing the full license text