mirror of
https://github.com/nimiq/qr-scanner.git
synced 2026-07-27 19:56:28 +00:00
Scan QR code in image files
This commit is contained in:
danimoh
+103
-161
@@ -1,170 +1,112 @@
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<!DOCTYPE html>
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<html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<title>HTML5 Camera QR UI</title>
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<meta name="apple-mobile-web-app-capable" content="yes">
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<meta name="apple-mobile-web-app-status-bar-style" content="black">
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<meta name="theme-color" content="#4285f4">
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<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no, minimal-ui">
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<style>
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html,
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body {
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margin: 0;
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height: 100%;
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overflow: hidden;
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font-family: 'Helvetica Neue', Helvetica, sans-serif;
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font-weight: 400;
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font-size: 13px;
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-webkit-font-smoothing: antialiased;
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-moz-osx-font-smoothing: grayscale;
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text-rendering: optimizeLegibility;
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}
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body {
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background: black;
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display: flex;
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align-items: center;
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justify-content: center;
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}
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video {
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width: 100%;
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height: 100%;
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object-fit: cover;
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object-position: center;
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}
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x-qr-scanner {
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overflow: hidden;
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width: 100%;
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height: 100%;
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display: block;
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}
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#qr-overlay {
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position: absolute;
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top: 0;
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left: 0;
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width: 100%;
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height: 100%;
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border: black solid;
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opacity: 0.7;
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box-sizing: border-box;
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}
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@media (min-width: 1024px) {
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video {
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/*will-change:transform;*/
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transform: scale(-1, 1);
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/* hack to flip the camera of desktops; less confusion for the user to position the phone */
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}
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}
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#qr-canvas {
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display: none;
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}
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#debug-canvas {
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display: none;
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position: absolute;
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top: 0;
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left: 0;
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}
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.label {
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position: absolute;
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max-width: 320px;
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width: 100%;
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box-sizing: border-box;
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padding: 24px;
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background: white;
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opacity: 0;
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word-break: break-all;
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font-size: 16px;
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}
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.label-active {
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transform: scale(1);
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animation: fadeInFadeOut 7s ease-in;
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}
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@keyframes fadeInFadeOut {
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0% {
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opacity: 0.3;
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transform: scale(0.3);
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}
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5% {
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opacity: 1;
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transform: scale(1);
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}
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70% {
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opacity: 0.9;
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}
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100% {
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opacity: 0;
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transform: scale(0.8);
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}
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}
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a:not([href]) {
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color: black;
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text-decoration: none;
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}
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</style>
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<meta charset="UTF-8">
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<title>QR Scanner Demo</title>
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</head>
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<body>
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<x-qr-scanner>
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<video muted autoplay playsinline></video>
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<div id="qr-overlay"></div>
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<canvas id="qr-canvas" width="400" height="400"></canvas>
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</x-qr-scanner>
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<a class="label">Test</a>
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</body>
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<script src="/x-element/src/x-element.js"></script>
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<script src="../qr-scanner.min.js"></script>
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<script>
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var label = document.querySelector('.label');
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const scanner = new QrScanner();
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scanner.active = true;
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scanner.$el.addEventListener('x-decoded', (e) => {
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const decoded = e.detail;
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console.log(decoded);
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setLabel(decoded);
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resetClass(decoded);
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});
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function setLabel(decoded) {
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var isUrl = false;
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try {
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new Url(decoded);
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isUrl = true;
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} catch(e) {}
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if (isUrl) {
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label.href = decoded;
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} else {
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label.removeAttribute('href');
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<style>
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canvas {
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display: none;
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}
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label.textContent = decoded;
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}
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hr {
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margin-top: 32px;
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}
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input[type="file"] {
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display: block;
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margin-bottom: 16px;
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}
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div {
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margin-bottom: 16px;
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}
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</style>
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<h1>Scan from WebCam:</h1>
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<div>
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<video muted autoplay playsinline id="qr-video"></video>
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<canvas id="debug-canvas"></canvas>
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</div>
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<canvas id="qr-canvas" width="400" height="400"></canvas>
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<div>
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<input type="checkbox" id="debug-checkbox">
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<span>Show debug image</span>
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</div>
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<b>Detected QR code: </b>
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<span id="cam-qr-result">None</span>
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<hr>
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var lastDecoded;
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var lastDecodedTimer;
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<h1>Scan from File:</h1>
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<input type="file" id="file-selector">
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<b>Detected QR code: </b>
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<span id="file-qr-result">None</span>
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function resetClass(decoded) {
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if (decoded === lastDecoded) return;
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clearTimeout(lastDecodedTimer);
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lastDecodedTimer = setTimeout(() => lastDecoded = false, 3000);
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lastDecoded = decoded;
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label.classList.remove('label-active');
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label.offsetWidth; // force render
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label.classList.add('label-active');
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}
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<script src="../qr-scanner-lib.min.js"></script>
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<script type="text/javascript">
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const video = document.getElementById('qr-video');
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const canvas = document.getElementById('qr-canvas');
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const debugCheckbox = document.getElementById('debug-checkbox');
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const debugCanvas = document.getElementById('debug-canvas');
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const debugCanvasContext = debugCanvas.getContext('2d');
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const camQrResult = document.getElementById('cam-qr-result');
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const fileSelector = document.getElementById('file-selector');
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const fileQrResult = document.getElementById('file-qr-result');
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function setResult(label, result) {
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label.textContent = result;
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label.style.color = 'teal';
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clearTimeout(label.highlightTimeout);
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label.highlightTimeout = setTimeout(() => label.style.color = 'inherit', 100);
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}
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// ####### Web Cam Scanning #######
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const scanner = new QrScannerLib(video, canvas, result => setResult(camQrResult, result));
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scanner.active = true;
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// ####### File Scanning #######
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fileSelector.addEventListener('change', event => {
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const file = fileSelector.files[0];
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if (!file) {
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return;
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}
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QrScannerLib.scanImage(file)
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.then(result => setResult(fileQrResult, result))
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.catch(() => setResult(fileQrResult, 'No QR code found.'));
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});
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// ####### debug mode related code #######
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debugCheckbox.addEventListener('change', () => setDebugMode(debugCheckbox.checked));
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function setDebugMode(isDebug) {
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const worker = scanner._qrWorker;
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worker.postMessage({
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type: 'setDebug',
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data: isDebug
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});
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if (isDebug) {
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debugCanvas.style.display = 'block';
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worker.addEventListener('message', handleDebugImage);
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} else {
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debugCanvas.style.display = 'none';
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worker.removeEventListener('message', handleDebugImage);
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}
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}
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function handleDebugImage(event) {
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const type = event.data.type;
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if (type === 'debugImage') {
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const imageData = event.data.data;
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if (debugCanvas.width !== imageData.width || debugCanvas.height !== imageData.height) {
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debugCanvas.width = imageData.width;
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debugCanvas.height = imageData.height;
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}
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debugCanvasContext.putImageData(imageData, 0, 0);
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}
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}
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</script>
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</body>
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</html>
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+1
-1
@@ -8,7 +8,7 @@ gulp.task('default', ['build-entry', 'build-library', 'build-worker'])
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gulp.task('build-entry', () =>
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gulp.src([
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'./src/qr-scanner.js',
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'./src/qr-scanner.js',
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'./src/qr-scanner-lib.js'])
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.pipe(concat('qr-scanner.min.js'))
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.pipe(gulp.dest('.'))
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Vendored
+83
-7
@@ -19,13 +19,6 @@ class QrScannerLib {
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_updateSourceRect() {
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const smallestDimension = Math.min(this.$video.videoWidth, this.$video.videoHeight);
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this._sourceRectSize = Math.round(2 / 3 * smallestDimension);
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const scannerWidth = this.$video.parentElement.offsetWidth;
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const scannerHeight = this.$video.parentElement.offsetHeight;
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const widthRatio = this.$video.videoWidth / scannerWidth;
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const heightRatio = this.$video.videoHeight / scannerHeight;
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const scaleFactor = 1 / (Math.min(heightRatio, widthRatio) || 1);
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const scaledOverlaySize = this._sourceRectSize * scaleFactor;
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}
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_scanFrame() {
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@@ -93,4 +86,87 @@ class QrScannerLib {
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data: { red, green, blue }
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});
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}
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static scanImage(imageOrFileOrUrl) {
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return new Promise((resolve, reject) => {
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const timeout = setTimeout(reject, 3000);
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const worker = new Worker('/qr-scanner/qr-scanner-worker.min.js');
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worker.onerror = reject;
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worker.onmessage = event => {
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if (event.data.type !== 'qrResult') {
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return;
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}
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clearTimeout(timeout);
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if (event.data.data !== null) {
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resolve(event.data.data);
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} else {
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reject();
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}
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};
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QrScannerLib._loadImage(imageOrFileOrUrl).then(image => {
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const imageData = QrScannerLib._getImageData(image);
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worker.postMessage({
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type: 'decode',
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data: imageData
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}, [imageData.data.buffer]);
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}).catch(reject);
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});
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}
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/* async */
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static _getImageData(image) {
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const canvas = document.createElement('canvas');
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canvas.width = image.width;
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canvas.height = image.height;
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const context = canvas.getContext('2d');
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context.drawImage(image, 0, 0);
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return context.getImageData(0, 0, image.width, image.height);
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}
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/* async */
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static _loadImage(imageOrFileOrUrl) {
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if (imageOrFileOrUrl instanceof HTMLCanvasElement
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|| typeof('ImageBitmap')!=='undefined' && imageOrFileOrUrl instanceof ImageBitmap) {
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return Promise.resolve(imageOrFileOrUrl);
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} else if (imageOrFileOrUrl instanceof Image) {
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return QrScannerLib._awaitImageLoad(imageOrFileOrUrl).then(() => imageOrFileOrUrl);
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} else if (imageOrFileOrUrl instanceof File || imageOrFileOrUrl instanceof URL
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|| typeof(imageOrFileOrUrl)==='string') {
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const image = new Image();
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if (imageOrFileOrUrl instanceof File) {
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image.src = URL.createObjectURL(imageOrFileOrUrl);
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} else {
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image.src = imageOrFileOrUrl;
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}
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return QrScannerLib._awaitImageLoad(image).then(() => {
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if (imageOrFileOrUrl instanceof File) {
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URL.revokeObjectURL(image.src);
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}
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return image;
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});
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} else {
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return Promise.reject('Unsupported image type.');
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}
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}
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/* async */
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static _awaitImageLoad(image) {
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return new Promise((resolve, reject) => {
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if (image.complete && image.naturalWidth!==0) {
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// already loaded
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resolve();
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} else {
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image.onload = () => {
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image.onload = null;
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image.onerror = null;
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resolve();
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};
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image.onerror = () => {
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image.onload = null;
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image.onerror = null;
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reject();
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};
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}
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});
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}
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}
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Vendored
+60
-60
@@ -1,64 +1,64 @@
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(function(){
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'use strict';var aa="function"==typeof Object.defineProperties?Object.defineProperty:function(c,d,a){c!=Array.prototype&&c!=Object.prototype&&(c[d]=a.value)},e="undefined"!=typeof window&&window===this?this:"undefined"!=typeof global&&null!=global?global:this;function ba(){ba=function(){};e.Symbol||(e.Symbol=ca)}var ca=function(){var c=0;return function(d){return"jscomp_symbol_"+(d||"")+c++}}();
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function ra(){ba();var c=e.Symbol.iterator;c||(c=e.Symbol.iterator=e.Symbol("iterator"));"function"!=typeof Array.prototype[c]&&aa(Array.prototype,c,{configurable:!0,writable:!0,value:function(){return sa(this)}});ra=function(){}}function sa(c){var d=0;return ta(function(){return d<c.length?{done:!1,value:c[d++]}:{done:!0}})}function ta(c){ra();c={next:c};c[e.Symbol.iterator]=function(){return this};return c}function ua(c){ra();ba();ra();var d=c[Symbol.iterator];return d?d.call(c):sa(c)}
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function Pa(c,d){if(d){var a=e;c=c.split(".");for(var b=0;b<c.length-1;b++){var g=c[b];g in a||(a[g]={});a=a[g]}c=c[c.length-1];b=a[c];d=d(b);d!=b&&null!=d&&aa(a,c,{configurable:!0,writable:!0,value:d})}}
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Pa("String.prototype.startsWith",function(c){return c?c:function(d,a){if(null==this)throw new TypeError("The 'this' value for String.prototype.startsWith must not be null or undefined");if(d instanceof RegExp)throw new TypeError("First argument to String.prototype.startsWith must not be a regular expression");var b=this+"";d+="";var g=b.length,c=d.length;a=Math.max(0,Math.min(a|0,b.length));for(var h=0;h<c&&a<g;)if(b[a++]!=d[h++])return!1;return h>=c}});
|
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Pa("Array.prototype.find",function(c){return c?c:function(d,a){a:{var b=this;b instanceof String&&(b=String(b));for(var g=b.length,c=0;c<g;c++){var h=b[c];if(d.call(a,h,c,b)){d=h;break a}}d=void 0}return d}});
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self.onmessage=function(c){var d=c.data.type,a=c.data.data;if("setDebug"===d)Qa=a;else if("decode"===d){var b=null;try{Ra=a;f=a.width;n=a.height;var g=Ra.data,k=0,h=new Uint8ClampedArray(g.buffer,k,f*n);k+=f*n;var l=new Uint8ClampedArray(g.buffer,k,f*n);k+=f*n;var m=ua(Sa(f,n));m.next();for(var p=m.next().value,w=m.next().value,q=new Uint8ClampedArray(g.buffer,k,p*w),u=f,t=n,x=0;x<t;x++)for(var v=0;v<u;v++){var va=x*u+v,wa=4*va;h[va]=Ta.red*g[wa]+Ta.blue*g[wa+1]+Ta.green*g[wa+2]+128>>8}var da=l,F=
|
||||
q,C=f,R=n;da=void 0===da?h:da;F=void 0===F?null:F;var S=ua(Sa(C,R)),A=S.next().value,E=S.next().value,X=S.next().value;if(F){if(!(F instanceof Uint8ClampedArray)||F.byteLength!==E*X)throw Error("QR Error: Illegal Buffer.");var Y=F}else Y=new Uint8ClampedArray(E*X);for(var U=0;U<X;++U)for(var V=0;V<E;++V){for(var N=255,Z=0,Wa=Math.min(U*A,R-A)*C+Math.min(V*A,C-A),Xa=0;Xa<A;++Xa){for(var xa=0;xa<A;++xa){var ea=h[Wa+xa];ea<N&&(N=ea);ea>Z&&(Z=ea)}Wa+=C}if(Z-N>Ua){var Ya=(N+Z)/2;var ya=Math.min(255,Ya+
|
||||
(N+Z)/4,1.1*Ya)}else if(0===V||0===U)ya=N-1;else{var za=U*E+V,Za=(Y[za-1]+Y[za-E]+E[za-E-1])/3;ya=Za>N?Za:N-1}Y[U*E+V]=ya}for(var fa=0;fa<X;++fa)for(var ha=0;ha<E;++ha){for(var $a=0,Aa=-2;2>=Aa;++Aa)for(var Ba=-2;2>=Ba;++Ba)$a+=Y[Math.max(0,Math.min(X-1,fa+Ba))*E+Math.max(0,Math.min(E-1,ha+Aa))];var ab=h,Ca=C,Lb=$a/25,ia=da;ia=void 0===ia?ab:ia;for(var bb=Math.min(fa*A,R-A)*Ca+Math.min(ha*A,Ca-A),cb=0;cb<A;++cb){for(var Da=0;Da<A;++Da){var db=bb+Da;ia[db]=ab[db]<=Lb}bb+=Ca}}if(Qa){var G=new ImageData(new Uint8ClampedArray(f*
|
||||
n*4),f,n);for(var H=0;H<n;H++)for(var I=0;I<f;I++){var O=4*I+H*f*4,Ea=l[H*f+I]?0:255;G.data[O]=Ea;G.data[O+1]=Ea;G.data[O+2]=Ea;G.data[O+3]=255}}try{var ja=(new Va(l)).Oa();if(Qa)for(H=0;H<ja.i.height;H++)for(I=0;I<ja.i.width;I++){O=8*I+2*H*f*4;var eb=ja.i.ga(I,H);G.data[O]=eb?0:255;G.data[O+1]=eb?0:255;G.data[O+2]=255}}finally{Qa&&self.postMessage({type:"debugImage",data:G},[G.data.buffer])}var Fa=new ub(ja.i),Ga=Fa.Ba(),fb=Fa.Aa().Pa,ka=Fa.jb();if(ka.length!=Ga.na)throw Error("QR Error: ArgumentException");
|
||||
for(var Ha=Ga.Za(fb),gb=0,la=Ha.da,B=0;B<la.length;B++)gb+=la[B].count;for(var D=Array(gb),ma=0,z=0;z<la.length;z++){var hb=la[z];for(B=0;B<hb.count;B++){var ib=hb.ra,Ob=Ha.ka+ib;D[ma++]=new vb(ib,Array(Ob))}}for(var jb=D[0].T.length,W=D.length-1;0<=W&&D[W].T.length!=jb;)W--;W++;var Ia=jb-Ha.ka,Ja=0;for(B=0;B<Ia;B++)for(z=0;z<ma;z++)D[z].T[B]=ka[Ja++];for(z=W;z<ma;z++)D[z].T[Ia]=ka[Ja++];var Qb=D[0].T.length;for(B=Ia;B<Qb;B++)for(z=0;z<ma;z++)D[z].T[z<W?B:B+1]=ka[Ja++];for(var kb=0,T=0;T<D.length;T++)kb+=
|
||||
D[T].ya;for(var lb=Array(kb),Rb=0,Ka=0;Ka<D.length;Ka++){for(var mb=D[Ka],nb=mb.T,ob=mb.ya,na=nb,pb=ob,qb=na.length,La=Array(qb),J=0;J<qb;J++)La[J]=na[J]&255;var Sb=na.length-pb;try{wb.decode(La,Sb)}catch(K){throw K;}for(J=0;J<pb;J++)na[J]=La[J];for(T=0;T<ob;T++)lb[Rb++]=nb[T]}for(var Ma=(new xb(lb,Ga.oa,fb.i)).Xa(),rb="",oa=0;oa<Ma.length;oa++)for(var Na=0;Na<Ma[oa].length;Na++)rb+=String.fromCharCode(Ma[oa][Na]);var pa=rb;try{new URL(pa);var sb=!0}catch(K){sb=!1}if(sb){var qa="";try{qa=escape(pa)}catch(K){console.log(K),
|
||||
qa=pa}var Oa="";try{Oa=decodeURIComponent(qa)}catch(K){console.log(K),Oa=qa}var tb=Oa}else tb=pa;b=yb=tb}catch(K){if(!K.message.startsWith("QR Error"))throw K;}finally{self.postMessage({type:"qrResult",data:b})}}else if("grayscaleWeights"===d){if(256!==a.red+a.green+a.blue)throw Error("Weights have to sum up to 256");Ta=a}};function Sa(c,d){var a=Math.max(Math.floor(Math.min(c,d)/zb),Ab);return[a,Math.ceil(c/a),Math.ceil(d/a)]}var zb=40,Ab=16,Ua=12;function r(c,d){this.count=c;this.ra=d}function y(c,d,a){this.ka=c;this.da=a?[d,a]:Array(d)}
|
||||
function L(c,d,a,b,g,k){this.oa=c;this.ca=d;this.da=[a,b,g,k];c=0;d=a.ka;a=a.da;for(b=0;b<a.length;b++)g=a[b],c+=g.count*(g.ra+d);this.na=c;this.fa=function(){return 17+4*this.oa};this.Ia=function(){var b=this.fa(),a=new Bb(b);a.P(0,0,9,9);a.P(b-8,0,8,9);a.P(0,b-8,9,8);for(var g=this.ca.length,d=0;d<g;d++)for(var c=this.ca[d]-2,k=0;k<g;k++)0==d&&(0==k||k==g-1)||d==g-1&&0==k||a.P(this.ca[k]-2,c,5,5);a.P(6,9,1,b-17);a.P(9,6,b-17,1);6<this.oa&&(a.P(b-11,0,3,6),a.P(0,b-11,6,3));return a};this.Za=function(b){return this.da[b.gb]}}
|
||||
var Cb=[31892,34236,39577,42195,48118,51042,55367,58893,63784,68472,70749,76311,79154,84390,87683,92361,96236,102084,102881,110507,110734,117786,119615,126325,127568,133589,136944,141498,145311,150283,152622,158308,161089,167017],Db=[new L(1,[],new y(7,new r(1,19)),new y(10,new r(1,16)),new y(13,new r(1,13)),new y(17,new r(1,9))),new L(2,[6,18],new y(10,new r(1,34)),new y(16,new r(1,28)),new y(22,new r(1,22)),new y(28,new r(1,16))),new L(3,[6,22],new y(15,new r(1,55)),new y(26,new r(1,44)),new y(18,
|
||||
new r(2,17)),new y(22,new r(2,13))),new L(4,[6,26],new y(20,new r(1,80)),new y(18,new r(2,32)),new y(26,new r(2,24)),new y(16,new r(4,9))),new L(5,[6,30],new y(26,new r(1,108)),new y(24,new r(2,43)),new y(18,new r(2,15),new r(2,16)),new y(22,new r(2,11),new r(2,12))),new L(6,[6,34],new y(18,new r(2,68)),new y(16,new r(4,27)),new y(24,new r(4,19)),new y(28,new r(4,15))),new L(7,[6,22,38],new y(20,new r(2,78)),new y(18,new r(4,31)),new y(18,new r(2,14),new r(4,15)),new y(26,new r(4,13),new r(1,14))),
|
||||
new L(8,[6,24,42],new y(24,new r(2,97)),new y(22,new r(2,38),new r(2,39)),new y(22,new r(4,18),new r(2,19)),new y(26,new r(4,14),new r(2,15))),new L(9,[6,26,46],new y(30,new r(2,116)),new y(22,new r(3,36),new r(2,37)),new y(20,new r(4,16),new r(4,17)),new y(24,new r(4,12),new r(4,13))),new L(10,[6,28,50],new y(18,new r(2,68),new r(2,69)),new y(26,new r(4,43),new r(1,44)),new y(24,new r(6,19),new r(2,20)),new y(28,new r(6,15),new r(2,16))),new L(11,[6,30,54],new y(20,new r(4,81)),new y(30,new r(1,
|
||||
50),new r(4,51)),new y(28,new r(4,22),new r(4,23)),new y(24,new r(3,12),new r(8,13))),new L(12,[6,32,58],new y(24,new r(2,92),new r(2,93)),new y(22,new r(6,36),new r(2,37)),new y(26,new r(4,20),new r(6,21)),new y(28,new r(7,14),new r(4,15))),new L(13,[6,34,62],new y(26,new r(4,107)),new y(22,new r(8,37),new r(1,38)),new y(24,new r(8,20),new r(4,21)),new y(22,new r(12,11),new r(4,12))),new L(14,[6,26,46,66],new y(30,new r(3,115),new r(1,116)),new y(24,new r(4,40),new r(5,41)),new y(20,new r(11,16),
|
||||
new r(5,17)),new y(24,new r(11,12),new r(5,13))),new L(15,[6,26,48,70],new y(22,new r(5,87),new r(1,88)),new y(24,new r(5,41),new r(5,42)),new y(30,new r(5,24),new r(7,25)),new y(24,new r(11,12),new r(7,13))),new L(16,[6,26,50,74],new y(24,new r(5,98),new r(1,99)),new y(28,new r(7,45),new r(3,46)),new y(24,new r(15,19),new r(2,20)),new y(30,new r(3,15),new r(13,16))),new L(17,[6,30,54,78],new y(28,new r(1,107),new r(5,108)),new y(28,new r(10,46),new r(1,47)),new y(28,new r(1,22),new r(15,23)),new y(28,
|
||||
new r(2,14),new r(17,15))),new L(18,[6,30,56,82],new y(30,new r(5,120),new r(1,121)),new y(26,new r(9,43),new r(4,44)),new y(28,new r(17,22),new r(1,23)),new y(28,new r(2,14),new r(19,15))),new L(19,[6,30,58,86],new y(28,new r(3,113),new r(4,114)),new y(26,new r(3,44),new r(11,45)),new y(26,new r(17,21),new r(4,22)),new y(26,new r(9,13),new r(16,14))),new L(20,[6,34,62,90],new y(28,new r(3,107),new r(5,108)),new y(26,new r(3,41),new r(13,42)),new y(30,new r(15,24),new r(5,25)),new y(28,new r(15,15),
|
||||
new r(10,16))),new L(21,[6,28,50,72,94],new y(28,new r(4,116),new r(4,117)),new y(26,new r(17,42)),new y(28,new r(17,22),new r(6,23)),new y(30,new r(19,16),new r(6,17))),new L(22,[6,26,50,74,98],new y(28,new r(2,111),new r(7,112)),new y(28,new r(17,46)),new y(30,new r(7,24),new r(16,25)),new y(24,new r(34,13))),new L(23,[6,30,54,74,102],new y(30,new r(4,121),new r(5,122)),new y(28,new r(4,47),new r(14,48)),new y(30,new r(11,24),new r(14,25)),new y(30,new r(16,15),new r(14,16))),new L(24,[6,28,54,
|
||||
80,106],new y(30,new r(6,117),new r(4,118)),new y(28,new r(6,45),new r(14,46)),new y(30,new r(11,24),new r(16,25)),new y(30,new r(30,16),new r(2,17))),new L(25,[6,32,58,84,110],new y(26,new r(8,106),new r(4,107)),new y(28,new r(8,47),new r(13,48)),new y(30,new r(7,24),new r(22,25)),new y(30,new r(22,15),new r(13,16))),new L(26,[6,30,58,86,114],new y(28,new r(10,114),new r(2,115)),new y(28,new r(19,46),new r(4,47)),new y(28,new r(28,22),new r(6,23)),new y(30,new r(33,16),new r(4,17))),new L(27,[6,
|
||||
34,62,90,118],new y(30,new r(8,122),new r(4,123)),new y(28,new r(22,45),new r(3,46)),new y(30,new r(8,23),new r(26,24)),new y(30,new r(12,15),new r(28,16))),new L(28,[6,26,50,74,98,122],new y(30,new r(3,117),new r(10,118)),new y(28,new r(3,45),new r(23,46)),new y(30,new r(4,24),new r(31,25)),new y(30,new r(11,15),new r(31,16))),new L(29,[6,30,54,78,102,126],new y(30,new r(7,116),new r(7,117)),new y(28,new r(21,45),new r(7,46)),new y(30,new r(1,23),new r(37,24)),new y(30,new r(19,15),new r(26,16))),
|
||||
new L(30,[6,26,52,78,104,130],new y(30,new r(5,115),new r(10,116)),new y(28,new r(19,47),new r(10,48)),new y(30,new r(15,24),new r(25,25)),new y(30,new r(23,15),new r(25,16))),new L(31,[6,30,56,82,108,134],new y(30,new r(13,115),new r(3,116)),new y(28,new r(2,46),new r(29,47)),new y(30,new r(42,24),new r(1,25)),new y(30,new r(23,15),new r(28,16))),new L(32,[6,34,60,86,112,138],new y(30,new r(17,115)),new y(28,new r(10,46),new r(23,47)),new y(30,new r(10,24),new r(35,25)),new y(30,new r(19,15),new r(35,
|
||||
16))),new L(33,[6,30,58,86,114,142],new y(30,new r(17,115),new r(1,116)),new y(28,new r(14,46),new r(21,47)),new y(30,new r(29,24),new r(19,25)),new y(30,new r(11,15),new r(46,16))),new L(34,[6,34,62,90,118,146],new y(30,new r(13,115),new r(6,116)),new y(28,new r(14,46),new r(23,47)),new y(30,new r(44,24),new r(7,25)),new y(30,new r(59,16),new r(1,17))),new L(35,[6,30,54,78,102,126,150],new y(30,new r(12,121),new r(7,122)),new y(28,new r(12,47),new r(26,48)),new y(30,new r(39,24),new r(14,25)),new y(30,
|
||||
new r(22,15),new r(41,16))),new L(36,[6,24,50,76,102,128,154],new y(30,new r(6,121),new r(14,122)),new y(28,new r(6,47),new r(34,48)),new y(30,new r(46,24),new r(10,25)),new y(30,new r(2,15),new r(64,16))),new L(37,[6,28,54,80,106,132,158],new y(30,new r(17,122),new r(4,123)),new y(28,new r(29,46),new r(14,47)),new y(30,new r(49,24),new r(10,25)),new y(30,new r(24,15),new r(46,16))),new L(38,[6,32,58,84,110,136,162],new y(30,new r(4,122),new r(18,123)),new y(28,new r(13,46),new r(32,47)),new y(30,
|
||||
new r(48,24),new r(14,25)),new y(30,new r(42,15),new r(32,16))),new L(39,[6,26,54,82,110,138,166],new y(30,new r(20,117),new r(4,118)),new y(28,new r(40,47),new r(7,48)),new y(30,new r(43,24),new r(22,25)),new y(30,new r(10,15),new r(67,16))),new L(40,[6,30,58,86,114,142,170],new y(30,new r(19,118),new r(6,119)),new y(28,new r(18,47),new r(31,48)),new y(30,new r(34,24),new r(34,25)),new y(30,new r(20,15),new r(61,16)))];
|
||||
function Eb(c){if(1>c||40<c)throw Error("QR Error: ArgumentException");return Db[c-1]}function Fb(c){for(var d=4294967295,a=0,b=0;b<Cb.length;b++){var g=Cb[b];if(g==c)return Eb(b+7);g=Gb(c,g);g<d&&(a=b+7,d=g)}return 3>=d?Eb(a):null};function Hb(c,d,a,b,g,k,h,l,m){this.o=c;this.s=b;this.u=h;this.v=d;this.w=g;this.A=l;this.B=a;this.C=k;this.D=m;this.sb=function(b){for(var a=b.length,g=this.o,d=this.s,c=this.u,k=this.v,h=this.w,l=this.A,m=this.B,p=this.C,F=this.D,C=0;C<a;C+=2){var R=b[C],S=b[C+1],A=c*R+l*S+F;b[C]=(g*R+k*S+m)/A;b[C+1]=(d*R+h*S+p)/A}};this.Ha=function(){return new Hb(this.w*this.D-this.A*this.C,this.A*this.B-this.v*this.D,this.v*this.C-this.w*this.B,this.u*this.C-this.s*this.D,this.o*this.D-this.u*this.B,this.s*this.B-
|
||||
this.o*this.C,this.s*this.A-this.u*this.w,this.u*this.v-this.o*this.A,this.o*this.w-this.s*this.v)};this.pb=function(b){return new Hb(this.o*b.o+this.v*b.s+this.B*b.u,this.o*b.v+this.v*b.w+this.B*b.A,this.o*b.B+this.v*b.C+this.B*b.D,this.s*b.o+this.w*b.s+this.C*b.u,this.s*b.v+this.w*b.w+this.C*b.A,this.s*b.B+this.w*b.C+this.C*b.D,this.u*b.o+this.A*b.s+this.D*b.u,this.u*b.v+this.A*b.w+this.D*b.A,this.u*b.B+this.A*b.C+this.D*b.D)}}
|
||||
function Ib(c,d,a,b,g,k,h,l){var m=l-k,p=d-b+k-l;if(0==m&&0==p)return new Hb(a-c,g-a,c,b-d,k-b,d,0,0,1);var w=a-g,q=h-g;g=c-a+g-h;k=b-k;var u=w*m-q*k;m=(g*m-q*p)/u;p=(w*p-g*k)/u;return new Hb(a-c+m*a,h-c+p*h,c,b-d+m*b,l-d+p*l,d,m,p,1)}function Jb(c){this.i=c}
|
||||
function Va(c){this.H=c;this.U=null;this.Ca=function(d,a,b,g){var c=Math.abs(g-a)>Math.abs(b-d);if(c){var h=d;d=a;a=h;h=b;b=g;g=h}var l=Math.abs(b-d),m=Math.abs(g-a),p=-l>>1,w=a<g?1:-1,q=d<b?1:-1,u=0,t=d;for(h=a;t!=b;t+=q){var x=c?h:t,v=c?t:h;1==u?this.H[x+v*f]&&u++:this.H[x+v*f]||u++;if(3==u)return g=t-d,a=h-a,Math.sqrt(g*g+a*a);p+=m;if(0<p){if(h==g)break;h+=w;p-=l}}d=b-d;a=g-a;return Math.sqrt(d*d+a*a)};this.Da=function(d,a,b,g){var c=this.Ca(d,a,b,g),h=1;b=d-(b-d);0>b?(h=d/(d-b),b=0):b>=f&&(h=
|
||||
(f-1-d)/(b-d),b=f-1);g=Math.floor(a-(g-a)*h);h=1;0>g?(h=a/(a-g),g=0):g>=n&&(h=(n-1-a)/(g-a),g=n-1);b=Math.floor(d+(b-d)*h);c+=this.Ca(d,a,b,g);return c-1};this.qa=function(d,a){var b=this.Da(Math.floor(d.g()),Math.floor(d.h()),Math.floor(a.g()),Math.floor(a.h()));d=this.Da(Math.floor(a.g()),Math.floor(a.h()),Math.floor(d.g()),Math.floor(d.h()));return isNaN(b)?d/7:isNaN(d)?b/7:(b+d)/14};this.Ja=function(d,a,b){return(this.qa(d,a)+this.qa(d,b))/2};this.sa=function(d,a){var b=d.g()-a.g();d=d.h()-a.h();
|
||||
return Math.sqrt(b*b+d*d)};this.Ka=function(d,a,b,g){d=(Math.round(this.sa(d,a)/g)+Math.round(this.sa(d,b)/g)>>1)+7;switch(d&3){case 0:d++;break;case 2:d--;break;case 3:throw Error("QR Error: in detector");}return d};this.Qa=function(d,a,b,g){g=Math.floor(g*d);var c=Math.max(0,a-g);a=Math.min(f-1,a+g);if(a-c<3*d)throw Error("QR Error: in detector");var h=Math.max(0,b-g);return(new Kb(this.H,c,h,a-c,Math.min(n-1,b+g)-h,d,this.U)).find()};this.La=function(d,a,b,g,c){c-=3.5;var k;if(null!=g){var l=g.g();
|
||||
g=g.h();var m=k=c-3}else l=a.g()-d.g()+b.g(),g=a.h()-d.h()+b.h(),m=k=c;return Ib(d.g(),d.h(),a.g(),a.h(),l,g,b.g(),b.h()).pb(Ib(3.5,3.5,c,3.5,m,k,3.5,c).Ha())};this.lb=function(d,a,b){for(var g=new Bb(b),c=Array(b<<1),h=0;h<b;h++){for(var l=c.length,m=h+.5,p=0;p<l;p+=2)c[p]=(p>>1)+.5,c[p+1]=m;a.sb(c);m=c;for(var w=f,q=n,u=!0,t=0;t<m.length&&u;t+=2){var x=Math.floor(m[t]),v=Math.floor(m[t+1]);if(-1>x||x>w||-1>v||v>q)throw Error("QR Error: Error.checkAndNudgePoints");u=!1;-1==x?(m[t]=0,u=!0):x==w&&
|
||||
(m[t]=w-1,u=!0);-1==v?(m[t+1]=0,u=!0):v==q&&(m[t+1]=q-1,u=!0)}u=!0;for(t=m.length-2;0<=t&&u;t-=2){x=Math.floor(m[t]);v=Math.floor(m[t+1]);if(-1>x||x>w||-1>v||v>q)throw Error("QR Error: Error.checkAndNudgePoints");u=!1;-1==x?(m[t]=0,u=!0):x==w&&(m[t]=w-1,u=!0);-1==v?(m[t+1]=0,u=!0):v==q&&(m[t+1]=q-1,u=!0)}try{for(p=0;p<l;p+=2)d[Math.floor(c[p])+f*Math.floor(c[p+1])]&&g.nb(p>>1,h)}catch(va){throw Error("QR Error: Error.checkAndNudgePoints");}}return g};this.ib=function(d){var a=d.qb,b=d.rb;d=d.Ga;var g=
|
||||
this.Ja(a,b,d);if(1>g)throw Error("QR Error: in detector");var c=this.Ka(a,b,d,g);if(1!=c%4)throw Error("QR Error: Error getProvisionalVersionForDimension");try{var h=Eb(c-17>>2)}catch(w){throw Error("QR Error: Error getVersionForNumber");}var l=h.fa()-7,m=null;if(0<h.ca.length){l=1-3/l;h=Math.floor(a.g()+l*(b.g()-a.g()+d.g()-a.g()));l=Math.floor(a.h()+l*(b.h()-a.h()+d.h()-a.h()));for(var p=4;16>=p;p<<=1)try{m=this.Qa(g,h,l,p);break}catch(w){}}a=this.lb(this.H,this.La(a,b,d,m,c),c);return new Jb(a)};
|
||||
this.Oa=function(){var d=(new Mb).Ta(this.H);return this.ib(d)}};var Nb=[[21522,0],[20773,1],[24188,2],[23371,3],[17913,4],[16590,5],[20375,6],[19104,7],[30660,8],[29427,9],[32170,10],[30877,11],[26159,12],[25368,13],[27713,14],[26998,15],[5769,16],[5054,17],[7399,18],[6608,19],[1890,20],[597,21],[3340,22],[2107,23],[13663,24],[12392,25],[16177,26],[14854,27],[9396,28],[8579,29],[11994,30],[11245,31]],M=[0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4];function Pb(c){var d=c>>3&3;if(0>d||d>=Tb.length)throw Error("QR Error: ArgumentException");this.Pa=Tb[d];this.Na=c&7}
|
||||
function Gb(c,d){c^=d;return M[c&15]+M[P(c,4)&15]+M[P(c,8)&15]+M[P(c,12)&15]+M[P(c,16)&15]+M[P(c,20)&15]+M[P(c,24)&15]+M[P(c,28)&15]}function Ub(c){var d=Vb(c);return null!=d?d:Vb(c^21522)}function Vb(c){for(var d=4294967295,a=0,b=0;b<Nb.length;b++){var g=Nb[b],k=g[0];if(k==c)return new Pb(g[1]);k=Gb(c,k);k<d&&(a=g[1],d=k)}return 3>=d?new Pb(a):null};function Wb(c,d,a){this.gb=c;this.i=d;this.name=a;this.getName=function(){return this.name}}var Tb=[new Wb(1,0,"M"),new Wb(0,1,"L"),new Wb(3,2,"H"),new Wb(2,3,"Q")];function Bb(c){var d;d||(d=c);if(1>c||1>d)throw Error("QR Error: Both dimensions must be greater than 0");this.width=c;this.height=d;var a=c>>5;0!=(c&31)&&a++;this.X=a;this.i=Array(a*d);for(c=0;c<this.i.length;c++)this.i[c]=0;this.ea=function(){if(this.width!=this.height)throw Error("QR Error: Can't call getDimension() on a non-square matrix");return this.width};this.ga=function(b,a){return 0!=(P(this.i[a*this.X+(b>>5)],b&31)&1)};this.nb=function(b,a){this.i[a*this.X+(b>>5)]|=1<<(b&31)};this.M=function(b,
|
||||
a){this.i[a*this.X+(b>>5)]^=1<<(b&31)};this.clear=function(){for(var b=this.i.length,a=0;a<b;a++)this.i[a]=0};this.P=function(b,a,d,c){if(0>a||0>b)throw Error("QR Error: Left and top must be nonnegative");if(1>c||1>d)throw Error("QR Error: Height and width must be at least 1");d=b+d;c=a+c;if(c>this.height||d>this.width)throw Error("QR Error: The region must fit inside the matrix");for(;a<c;a++)for(var g=a*this.X,k=b;k<d;k++)this.i[g+(k>>5)]|=1<<(k&31)}};function vb(c,d){this.ya=c;this.T=d};function ub(c){var d=c.ea();if(21>d||1!=(d&3))throw Error("QR Error: Error BitMatrixParser");this.V=c;this.O=this.J=null;this.K=function(a,b,d){return this.V.ga(a,b)?d<<1|1:d<<1};this.Aa=function(){if(null!=this.O)return this.O;for(var a=0,b=0;6>b;b++)a=this.K(b,8,a);a=this.K(7,8,a);a=this.K(8,8,a);a=this.K(8,7,a);for(b=5;0<=b;b--)a=this.K(8,b,a);this.O=Ub(a);if(null!=this.O)return this.O;var d=this.V.ea();a=0;var c=d-8;for(b=d-1;b>=c;b--)a=this.K(b,8,a);for(b=d-7;b<d;b++)a=this.K(8,b,a);this.O=Ub(a);
|
||||
if(null!=this.O)return this.O;throw Error("QR Error: Error readFormatInformation");};this.Ba=function(){if(null!=this.J)return this.J;var a=this.V.ea(),b=a-17>>2;if(6>=b)return Eb(b);b=0;for(var d=a-11,c=5;0<=c;c--)for(var h=a-9;h>=d;h--)b=this.K(h,c,b);this.J=Fb(b);if(null!=this.J&&this.J.fa()==a)return this.J;b=0;for(h=5;0<=h;h--)for(c=a-9;c>=d;c--)b=this.K(h,c,b);this.J=Fb(b);if(null!=this.J&&this.J.fa()==a)return this.J;throw Error("QR Error: Error readVersion");};this.jb=function(){var a=this.Aa(),
|
||||
b=this.Ba();a=a.Na;if(0>a||7<a)throw Error("QR Error: System.ArgumentException");var d=Xb[a];a=this.V.ea();d.R(this.V,a);d=b.Ia();for(var c=!0,h=Array(b.na),l=0,m=0,p=0,w=a-1;0<w;w-=2){6==w&&w--;for(var q=0;q<a;q++)for(var u=c?a-1-q:q,t=0;2>t;t++)d.ga(w-t,u)||(p++,m<<=1,this.V.ga(w-t,u)&&(m|=1),8==p&&(h[l++]=m,m=p=0));c^=1}if(l!=b.na)throw Error("QR Error: Error readCodewords");return h}};var Xb=[new function(){this.R=function(c,d){for(var a=0;a<d;a++)for(var b=0;b<d;b++)this.j(a,b)&&c.M(b,a)};this.j=function(c,d){return 0==(c+d&1)}},new function(){this.R=function(c,d){for(var a=0;a<d;a++)for(var b=0;b<d;b++)this.j(a,b)&&c.M(b,a)};this.j=function(c){return 0==(c&1)}},new function(){this.R=function(c,d){for(var a=0;a<d;a++)for(var b=0;b<d;b++)this.j(a,b)&&c.M(b,a)};this.j=function(c,d){return 0==d%3}},new function(){this.R=function(c,d){for(var a=0;a<d;a++)for(var b=0;b<d;b++)this.j(a,
|
||||
b)&&c.M(b,a)};this.j=function(c,d){return 0==(c+d)%3}},new function(){this.R=function(c,d){for(var a=0;a<d;a++)for(var b=0;b<d;b++)this.j(a,b)&&c.M(b,a)};this.j=function(c,d){return 0==(P(c,1)+d/3&1)}},new function(){this.R=function(c,d){for(var a=0;a<d;a++)for(var b=0;b<d;b++)this.j(a,b)&&c.M(b,a)};this.j=function(c,d){c*=d;return 0==(c&1)+c%3}},new function(){this.R=function(c,d){for(var a=0;a<d;a++)for(var b=0;b<d;b++)this.j(a,b)&&c.M(b,a)};this.j=function(c,d){c*=d;return 0==((c&1)+c%3&1)}},new function(){this.R=
|
||||
function(c,d){for(var a=0;a<d;a++)for(var b=0;b<d;b++)this.j(a,b)&&c.M(b,a)};this.j=function(c,d){return 0==((c+d&1)+c*d%3&1)}}];function Q(c,d){if(null==d||0==d.length)throw Error("QR Error: System.ArgumentException");this.a=c;var a=d.length;if(1<a&&0==d[0]){for(var b=1;b<a&&0==d[b];)b++;if(b==a)this.f=c.l().f;else{this.f=Array(a-b);for(a=0;a<this.f.length;a++)this.f[a]=0;for(a=0;a<this.f.length;a++)this.f[a]=d[b+a]}}else this.f=d;this.l=function(){return 0==this.f[0]};this.I=function(){return this.f.length-1};this.Z=function(b){return this.f[this.f.length-1-b]};this.la=function(b){if(0==b)return this.Z(0);var a=this.f.length;
|
||||
if(1==b){for(var d=b=0;d<a;d++)b^=this.f[d];return b}var c=this.f[0];for(d=1;d<a;d++)c=Yb(this.a.multiply(b,c),this.f[d]);return c};this.ba=function(b){if(this.a!=b.a)throw Error("QR Error: GF256Polys do not have same GF256 field");if(this.l())return b;if(b.l())return this;var a=this.f;b=b.f;if(a.length>b.length){var d=a;a=b;b=d}d=Array(b.length);for(var g=b.length-a.length,m=0;m<g;m++)d[m]=b[m];for(m=g;m<b.length;m++)d[m]=a[m-g]^b[m];return new Q(c,d)};this.wa=function(b){if(this.a!=b.a)throw Error("QR Error: GF256Polys do not have same GF256 field");
|
||||
if(this.l()||b.l())return this.a.l();var a=this.f,d=a.length;b=b.f;for(var c=b.length,g=Array(d+c-1),p=0;p<d;p++)for(var w=a[p],q=0;q<c;q++)g[p+q]=Yb(g[p+q],this.a.multiply(w,b[q]));return new Q(this.a,g)};this.xa=function(b){if(0==b)return this.a.l();if(1==b)return this;for(var a=this.f.length,d=Array(a),c=0;c<a;c++)d[c]=this.a.multiply(this.f[c],b);return new Q(this.a,d)};this.eb=function(b,a){if(0>b)throw Error("QR Error: System.ArgumentException");if(0==a)return this.a.l();var d=this.f.length;
|
||||
b=Array(d+b);for(var c=0;c<b.length;c++)b[c]=0;for(c=0;c<d;c++)b[c]=this.a.multiply(this.f[c],a);return new Q(this.a,b)}};function Zb(c){this.Y=Array(256);this.aa=Array(256);for(var d=1,a=0;256>a;a++)this.Y[a]=d,d<<=1,256<=d&&(d^=c);for(a=0;255>a;a++)this.aa[this.Y[a]]=a;c=Array(1);c[0]=0;this.Ea=new Q(this,Array(c));c=Array(1);c[0]=1;this.za=new Q(this,Array(c));this.l=function(){return this.Ea};this.pa=function(b,a){if(0>b)throw Error("QR Error: System.ArgumentException");if(0==a)return this.Ea;b=Array(b+1);for(var d=0;d<b.length;d++)b[d]=0;b[0]=a;return new Q(this,b)};this.exp=function(b){return this.Y[b]};this.log=
|
||||
function(b){if(0==b)throw Error("QR Error: System.ArgumentException");return this.aa[b]};this.inverse=function(b){if(0==b)throw Error("QR Error: System.ArithmeticException");return this.Y[255-this.aa[b]]};this.multiply=function(b,a){return 0==b||0==a?0:1==b?a:1==a?b:this.Y[(this.aa[b]+this.aa[a])%255]}}var $b=new Zb(285);new Zb(301);function Yb(c,d){return c^d};var wb=new function(c){this.a=c;this.decode=function(d,a){for(var b=new Q(this.a,d),c=Array(a),k=0;k<c.length;k++)c[k]=0;var h=!0;for(k=0;k<a;k++){var l=b.la(this.a.exp(k));c[c.length-1-k]=l;0!=l&&(h=!1)}if(!h)for(k=new Q(this.a,c),a=this.kb(this.a.pa(a,1),k,a),k=a[1],a=this.Ra(a[0]),b=this.Sa(k,a),k=0;k<a.length;k++){c=d.length-1-this.a.log(a[k]);if(0>c)throw Error("QR Error: ReedSolomonException Bad error location");d[c]^=b[k]}};this.kb=function(d,a,b){if(d.I()<a.I()){var c=d;d=a;a=c}c=this.a.za;
|
||||
for(var k=this.a.l(),h=this.a.l(),l=this.a.za;a.I()>=Math.floor(b/2);){var m=d,p=c,w=h;d=a;c=k;h=l;if(d.l())throw Error("QR Error: r_{i-1} was zero");a=m;l=this.a.l();for(k=this.a.inverse(d.Z(d.I()));a.I()>=d.I()&&!a.l();){m=a.I()-d.I();var q=this.a.multiply(a.Z(a.I()),k);l=l.ba(this.a.pa(m,q));a=a.ba(d.eb(m,q))}k=l.wa(c).ba(p);l=l.wa(h).ba(w)}b=l.Z(0);if(0==b)throw Error("QR Error: ReedSolomonException sigmaTilde(0) was zero");b=this.a.inverse(b);d=l.xa(b);b=a.xa(b);return[d,b]};this.Ra=function(d){var a=
|
||||
d.I();if(1==a)return Array(d.Z(1));for(var b=Array(a),c=0,k=1;256>k&&c<a;k++)0==d.la(k)&&(b[c]=this.a.inverse(k),c++);if(c!=a)throw Error("QR Error: Error locator degree does not match number of roots");return b};this.Sa=function(d,a){for(var b=a.length,c=Array(b),k=0;k<b;k++){for(var h=this.a.inverse(a[k]),l=1,m=0;m<b;m++)k!=m&&(l=this.a.multiply(l,Yb(1,this.a.multiply(a[m],h))));c[k]=this.a.multiply(d.la(h),this.a.inverse(l))}return c}}($b);var yb,Ra=null,f=0,n=0,Qa=!1,ac=[[10,9,8,8],[12,11,16,10],[14,13,16,12]],Ta={red:77,blue:150,green:29};function P(c,d){return 0<=c?c>>d:(c>>d)+(2<<~d)};var bc=3,cc=57,dc=2;function ec(c){function d(b,a){var c=b.g()-a.g();b=b.h()-a.h();return Math.sqrt(c*c+b*b)}var a=d(c[0],c[1]),b=d(c[1],c[2]),g=d(c[0],c[2]);b>=a&&b>=g?(b=c[0],a=c[1],g=c[2]):g>=b&&g>=a?(b=c[1],a=c[0],g=c[2]):(b=c[2],a=c[0],g=c[1]);if(0>function(b,a,c){var d=a.x;a=a.y;return(c.x-d)*(b.y-a)-(c.y-a)*(b.x-d)}(a,b,g)){var k=a;a=g;g=k}c[0]=a;c[1]=b;c[2]=g}
|
||||
function fc(c,d,a){this.x=c;this.y=d;this.count=1;this.G=a;this.g=function(){return this.x};this.h=function(){return this.y};this.va=function(){this.count++};this.ha=function(b,a,c){return Math.abs(a-this.y)<=b&&Math.abs(c-this.x)<=b?(b=Math.abs(b-this.G),1>=b||1>=b/this.G):!1}}function gc(c){this.Ga=c[0];this.qb=c[1];this.rb=c[2]}
|
||||
function Mb(){this.H=null;this.c=[];this.ma=!1;this.L=[0,0,0,0,0];this.U=null;this.ta=function(){this.L[0]=0;this.L[1]=0;this.L[2]=0;this.L[3]=0;this.L[4]=0;return this.L};this.N=function(c){for(var d=0,a=0;5>a;a++){var b=c[a];if(0==b)return!1;d+=b}if(7>d)return!1;d=Math.floor(d/7);a=Math.floor(.7*d);return Math.abs(d-c[0])<a&&Math.abs(d-c[1])<a&&Math.abs(3*d-c[2])<3*a&&Math.abs(d-c[3])<a&&Math.abs(d-c[4])<a};this.W=function(c,d){return d-c[4]-c[3]-c[2]/2};this.ia=function(c,d,a,b){for(var g=this.H,
|
||||
k=n,h=this.ta(),l=c;0<=l&&g[d+l*f];)h[2]++,l--;if(0>l)return NaN;for(;0<=l&&!g[d+l*f]&&h[1]<=a;)h[1]++,l--;if(0>l||h[1]>a)return NaN;for(;0<=l&&g[d+l*f]&&h[0]<=a;)h[0]++,l--;if(h[0]>a)return NaN;for(l=c+1;l<k&&g[d+l*f];)h[2]++,l++;if(l==k)return NaN;for(;l<k&&!g[d+l*f]&&h[3]<a;)h[3]++,l++;if(l==k||h[3]>=a)return NaN;for(;l<k&&g[d+l*f]&&h[4]<a;)h[4]++,l++;return h[4]>=a||5*Math.abs(h[0]+h[1]+h[2]+h[3]+h[4]-b)>=2*b?NaN:this.N(h)?this.W(h,l):NaN};this.Ma=function(c,d,a,b){for(var g=this.H,k=f,h=this.ta(),
|
||||
l=c;0<=l&&g[l+d*f];)h[2]++,l--;if(0>l)return NaN;for(;0<=l&&!g[l+d*f]&&h[1]<=a;)h[1]++,l--;if(0>l||h[1]>a)return NaN;for(;0<=l&&g[l+d*f]&&h[0]<=a;)h[0]++,l--;if(h[0]>a)return NaN;for(l=c+1;l<k&&g[l+d*f];)h[2]++,l++;if(l==k)return NaN;for(;l<k&&!g[l+d*f]&&h[3]<a;)h[3]++,l++;if(l==k||h[3]>=a)return NaN;for(;l<k&&g[l+d*f]&&h[4]<a;)h[4]++,l++;return h[4]>=a||5*Math.abs(h[0]+h[1]+h[2]+h[3]+h[4]-b)>=b?NaN:this.N(h)?this.W(h,l):NaN};this.$=function(c,d,a){var b=c[0]+c[1]+c[2]+c[3]+c[4];a=this.W(c,a);d=this.ia(d,
|
||||
Math.floor(a),c[2],b);if(!isNaN(d)&&(a=this.Ma(Math.floor(a),Math.floor(d),c[2],b),!isNaN(a))){c=b/7;b=!1;for(var g=this.c.length,k=0;k<g;k++){var h=this.c[k];if(h.ha(c,d,a)){h.va();b=!0;break}}b||(a=new fc(a,d,c),this.c.push(a),null!=this.U&&this.U.Va(a));return!0}return!1};this.mb=function(){var c=this.c.length;if(3>c)throw Error("QR Error: Couldn't find enough finder patterns (found "+c+")");if(3<c){for(var d=0,a=0,b=0;b<c;b++){var g=this.c[b].G;d+=g;a+=g*g}var k=d/c;this.c.sort(function(b,a){a=
|
||||
Math.abs(a.G-k);b=Math.abs(b.G-k);return a<b?-1:a==b?0:1});c=Math.max(.2*k,Math.sqrt(a/c-k*k));for(b=this.c.length-1;0<=b;b--)Math.abs(this.c[b].G-k)>c&&this.c.splice(b,1)}3<this.c.length&&this.c.sort(function(b,a){return b.count>a.count?-1:b.count<a.count?1:0});return[this.c[0],this.c[1],this.c[2]]};this.Ua=function(){var c=this.c.length;if(1>=c)return 0;for(var d=null,a=0;a<c;a++){var b=this.c[a];if(b.count>=dc)if(null==d)d=b;else return this.ma=!0,Math.floor((Math.abs(d.g()-b.g())-Math.abs(d.h()-
|
||||
b.h()))/2)}return 0};this.ua=function(){for(var c=0,d=0,a=this.c.length,b=0;b<a;b++){var g=this.c[b];g.count>=dc&&(c++,d+=g.G)}if(3>c)return!1;c=d/a;var k=0;for(b=0;b<a;b++)g=this.c[b],k+=Math.abs(g.G-c);return k<=.05*d};this.Ta=function(c){this.H=c;var d=n,a=f,b=Math.floor(3*d/(4*cc));b<bc&&(b=bc);for(var g=!1,k=Array(5),h=b-1;h<d&&!g;h+=b){k[0]=0;k[1]=0;k[2]=0;k[3]=0;for(var l=k[4]=0,m=0;m<a;m++)if(c[m+h*f])1==(l&1)&&l++,k[l]++;else if(0==(l&1))if(4==l)if(this.N(k)){if(l=this.$(k,h,m))b=2,this.ma?
|
||||
g=this.ua():(l=this.Ua(),l>k[2]&&(h+=l-k[2]-b,m=a-1));else{do m++;while(m<a&&!c[m+h*f]);m--}l=0;k[0]=0;k[1]=0;k[2]=0;k[3]=0;k[4]=0}else k[0]=k[2],k[1]=k[3],k[2]=k[4],k[3]=1,k[4]=0,l=3;else k[++l]++;else k[l]++;this.N(k)&&(l=this.$(k,h,a))&&(b=k[0],this.ma&&(g=this.ua()))}c=this.mb();ec(c);return new gc(c)}};function hc(c,d,a){this.x=c;this.y=d;this.count=1;this.G=a;this.g=function(){return Math.floor(this.x)};this.h=function(){return Math.floor(this.y)};this.va=function(){this.count++};this.ha=function(b,a,c){return Math.abs(a-this.y)<=b&&Math.abs(c-this.x)<=b?(b=Math.abs(b-this.G),1>=b||1>=b/this.G):!1}}
|
||||
function Kb(c,d,a,b,g,k,h){this.H=c;this.c=[];this.ob=d;this.width=b;this.height=g;this.cb=k;this.L=[0,0,0];this.U=h;this.W=function(b,a){return a-b[2]-b[1]/2};this.N=function(b){for(var a=this.cb,c=a/2,d=0;3>d;d++)if(Math.abs(a-b[d])>=c)return!1;return!0};this.ia=function(b,a,c,d){var g=this.H,k=n,h=this.L;h[0]=0;h[1]=0;h[2]=0;for(var l=b;0<=l&&g[a+l*f]&&h[1]<=c;)h[1]++,l--;if(0>l||h[1]>c)return NaN;for(;0<=l&&!g[a+l*f]&&h[0]<=c;)h[0]++,l--;if(h[0]>c)return NaN;for(l=b+1;l<k&&g[a+l*f]&&h[1]<=c;)h[1]++,
|
||||
l++;if(l==k||h[1]>c)return NaN;for(;l<k&&!g[a+l*f]&&h[2]<=c;)h[2]++,l++;return h[2]>c||5*Math.abs(h[0]+h[1]+h[2]-d)>=2*d?NaN:this.N(h)?this.W(h,l):NaN};this.$=function(b,a,c){c=this.W(b,c);a=this.ia(a,Math.floor(c),2*b[1],b[0]+b[1]+b[2]);if(!isNaN(a)){b=(b[0]+b[1]+b[2])/3;for(var d=this.c.length,g=0;g<d;g++)if(this.c[g].ha(b,a,c))return new hc(c,a,b);c=new hc(c,a,b);this.c.push(c);null!=this.U&&this.U.Va(c)}return null};this.find=function(){for(var d=this.ob,g=this.height,k=d+b,h=a+(g>>1),q=[0,0,
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(M+Z)/4,1.1*Xa)}else if(0===V||0===U)xa=M-1;else{var ya=U*C+V,Ya=(Y[ya-1]+Y[ya-C]+C[ya-C-1])/3;xa=Ya>M?Ya:M-1}Y[U*C+V]=xa}for(var ha=0;ha<X;++ha)for(var ia=0;ia<C;++ia){for(var Za=0,za=-2;2>=za;++za)for(var Aa=-2;2>=Aa;++Aa)Za+=Y[Math.max(0,Math.min(X-1,ha+Aa))*C+Math.max(0,Math.min(C-1,ia+za))];var $a=k,Ba=R,Kb=Za/25,ja=ea;ja=void 0===ja?$a:ja;for(var ab=Math.min(ha*z,E-z)*Ba+Math.min(ia*z,Ba-z),bb=0;bb<z;++bb){for(var Ca=0;Ca<z;++Ca){var cb=ab+Ca;ja[cb]=$a[cb]<=Kb}ab+=Ba}}if(Pa){var F=new ImageData(new Uint8ClampedArray(f*
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n*4),f,n);for(var G=0;G<n;G++)for(var H=0;H<f;H++){var N=4*H+G*f*4,Da=h[G*f+H]?0:255;F.data[N]=Da;F.data[N+1]=Da;F.data[N+2]=Da;F.data[N+3]=255}}try{var ka=(new Ua(h)).Oa();if(Pa)for(G=0;G<ka.i.height;G++)for(H=0;H<ka.i.width;H++){N=8*H+2*G*f*4;var db=ka.i.ga(H,G);F.data[N]=db?0:255;F.data[N+1]=db?0:255;F.data[N+2]=255}}finally{Pa&&self.postMessage({type:"debugImage",data:F},[F.data.buffer])}var Ea=new tb(ka.i),Fa=Ea.Ba(),eb=Ea.Aa().Pa,la=Ea.jb();if(la.length!=Fa.na)throw Error("QR Error: ArgumentException");
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for(var Ga=Fa.Za(eb),fb=0,ma=Ga.da,B=0;B<ma.length;B++)fb+=ma[B].count;for(var D=Array(fb),na=0,A=0;A<ma.length;A++){var gb=ma[A];for(B=0;B<gb.count;B++){var hb=gb.ra,Nb=Ga.ka+hb;D[na++]=new ub(hb,Array(Nb))}}for(var ib=D[0].T.length,W=D.length-1;0<=W&&D[W].T.length!=ib;)W--;W++;var Ha=ib-Ga.ka,Ia=0;for(B=0;B<Ha;B++)for(A=0;A<na;A++)D[A].T[B]=la[Ia++];for(A=W;A<na;A++)D[A].T[Ha]=la[Ia++];var Pb=D[0].T.length;for(B=Ha;B<Pb;B++)for(A=0;A<na;A++)D[A].T[A<W?B:B+1]=la[Ia++];for(var jb=0,T=0;T<D.length;T++)jb+=
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var Bb=[31892,34236,39577,42195,48118,51042,55367,58893,63784,68472,70749,76311,79154,84390,87683,92361,96236,102084,102881,110507,110734,117786,119615,126325,127568,133589,136944,141498,145311,150283,152622,158308,161089,167017],Cb=[new K(1,[],new y(7,new r(1,19)),new y(10,new r(1,16)),new y(13,new r(1,13)),new y(17,new r(1,9))),new K(2,[6,18],new y(10,new r(1,34)),new y(16,new r(1,28)),new y(22,new r(1,22)),new y(28,new r(1,16))),new K(3,[6,22],new y(15,new r(1,55)),new y(26,new r(1,44)),new y(18,
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new r(2,17)),new y(22,new r(2,13))),new K(4,[6,26],new y(20,new r(1,80)),new y(18,new r(2,32)),new y(26,new r(2,24)),new y(16,new r(4,9))),new K(5,[6,30],new y(26,new r(1,108)),new y(24,new r(2,43)),new y(18,new r(2,15),new r(2,16)),new y(22,new r(2,11),new r(2,12))),new K(6,[6,34],new y(18,new r(2,68)),new y(16,new r(4,27)),new y(24,new r(4,19)),new y(28,new r(4,15))),new K(7,[6,22,38],new y(20,new r(2,78)),new y(18,new r(4,31)),new y(18,new r(2,14),new r(4,15)),new y(26,new r(4,13),new r(1,14))),
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new K(8,[6,24,42],new y(24,new r(2,97)),new y(22,new r(2,38),new r(2,39)),new y(22,new r(4,18),new r(2,19)),new y(26,new r(4,14),new r(2,15))),new K(9,[6,26,46],new y(30,new r(2,116)),new y(22,new r(3,36),new r(2,37)),new y(20,new r(4,16),new r(4,17)),new y(24,new r(4,12),new r(4,13))),new K(10,[6,28,50],new y(18,new r(2,68),new r(2,69)),new y(26,new r(4,43),new r(1,44)),new y(24,new r(6,19),new r(2,20)),new y(28,new r(6,15),new r(2,16))),new K(11,[6,30,54],new y(20,new r(4,81)),new y(30,new r(1,
|
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50),new r(4,51)),new y(28,new r(4,22),new r(4,23)),new y(24,new r(3,12),new r(8,13))),new K(12,[6,32,58],new y(24,new r(2,92),new r(2,93)),new y(22,new r(6,36),new r(2,37)),new y(26,new r(4,20),new r(6,21)),new y(28,new r(7,14),new r(4,15))),new K(13,[6,34,62],new y(26,new r(4,107)),new y(22,new r(8,37),new r(1,38)),new y(24,new r(8,20),new r(4,21)),new y(22,new r(12,11),new r(4,12))),new K(14,[6,26,46,66],new y(30,new r(3,115),new r(1,116)),new y(24,new r(4,40),new r(5,41)),new y(20,new r(11,16),
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new r(5,17)),new y(24,new r(11,12),new r(5,13))),new K(15,[6,26,48,70],new y(22,new r(5,87),new r(1,88)),new y(24,new r(5,41),new r(5,42)),new y(30,new r(5,24),new r(7,25)),new y(24,new r(11,12),new r(7,13))),new K(16,[6,26,50,74],new y(24,new r(5,98),new r(1,99)),new y(28,new r(7,45),new r(3,46)),new y(24,new r(15,19),new r(2,20)),new y(30,new r(3,15),new r(13,16))),new K(17,[6,30,54,78],new y(28,new r(1,107),new r(5,108)),new y(28,new r(10,46),new r(1,47)),new y(28,new r(1,22),new r(15,23)),new y(28,
|
||||
new r(2,14),new r(17,15))),new K(18,[6,30,56,82],new y(30,new r(5,120),new r(1,121)),new y(26,new r(9,43),new r(4,44)),new y(28,new r(17,22),new r(1,23)),new y(28,new r(2,14),new r(19,15))),new K(19,[6,30,58,86],new y(28,new r(3,113),new r(4,114)),new y(26,new r(3,44),new r(11,45)),new y(26,new r(17,21),new r(4,22)),new y(26,new r(9,13),new r(16,14))),new K(20,[6,34,62,90],new y(28,new r(3,107),new r(5,108)),new y(26,new r(3,41),new r(13,42)),new y(30,new r(15,24),new r(5,25)),new y(28,new r(15,15),
|
||||
new r(10,16))),new K(21,[6,28,50,72,94],new y(28,new r(4,116),new r(4,117)),new y(26,new r(17,42)),new y(28,new r(17,22),new r(6,23)),new y(30,new r(19,16),new r(6,17))),new K(22,[6,26,50,74,98],new y(28,new r(2,111),new r(7,112)),new y(28,new r(17,46)),new y(30,new r(7,24),new r(16,25)),new y(24,new r(34,13))),new K(23,[6,30,54,74,102],new y(30,new r(4,121),new r(5,122)),new y(28,new r(4,47),new r(14,48)),new y(30,new r(11,24),new r(14,25)),new y(30,new r(16,15),new r(14,16))),new K(24,[6,28,54,
|
||||
80,106],new y(30,new r(6,117),new r(4,118)),new y(28,new r(6,45),new r(14,46)),new y(30,new r(11,24),new r(16,25)),new y(30,new r(30,16),new r(2,17))),new K(25,[6,32,58,84,110],new y(26,new r(8,106),new r(4,107)),new y(28,new r(8,47),new r(13,48)),new y(30,new r(7,24),new r(22,25)),new y(30,new r(22,15),new r(13,16))),new K(26,[6,30,58,86,114],new y(28,new r(10,114),new r(2,115)),new y(28,new r(19,46),new r(4,47)),new y(28,new r(28,22),new r(6,23)),new y(30,new r(33,16),new r(4,17))),new K(27,[6,
|
||||
34,62,90,118],new y(30,new r(8,122),new r(4,123)),new y(28,new r(22,45),new r(3,46)),new y(30,new r(8,23),new r(26,24)),new y(30,new r(12,15),new r(28,16))),new K(28,[6,26,50,74,98,122],new y(30,new r(3,117),new r(10,118)),new y(28,new r(3,45),new r(23,46)),new y(30,new r(4,24),new r(31,25)),new y(30,new r(11,15),new r(31,16))),new K(29,[6,30,54,78,102,126],new y(30,new r(7,116),new r(7,117)),new y(28,new r(21,45),new r(7,46)),new y(30,new r(1,23),new r(37,24)),new y(30,new r(19,15),new r(26,16))),
|
||||
new K(30,[6,26,52,78,104,130],new y(30,new r(5,115),new r(10,116)),new y(28,new r(19,47),new r(10,48)),new y(30,new r(15,24),new r(25,25)),new y(30,new r(23,15),new r(25,16))),new K(31,[6,30,56,82,108,134],new y(30,new r(13,115),new r(3,116)),new y(28,new r(2,46),new r(29,47)),new y(30,new r(42,24),new r(1,25)),new y(30,new r(23,15),new r(28,16))),new K(32,[6,34,60,86,112,138],new y(30,new r(17,115)),new y(28,new r(10,46),new r(23,47)),new y(30,new r(10,24),new r(35,25)),new y(30,new r(19,15),new r(35,
|
||||
16))),new K(33,[6,30,58,86,114,142],new y(30,new r(17,115),new r(1,116)),new y(28,new r(14,46),new r(21,47)),new y(30,new r(29,24),new r(19,25)),new y(30,new r(11,15),new r(46,16))),new K(34,[6,34,62,90,118,146],new y(30,new r(13,115),new r(6,116)),new y(28,new r(14,46),new r(23,47)),new y(30,new r(44,24),new r(7,25)),new y(30,new r(59,16),new r(1,17))),new K(35,[6,30,54,78,102,126,150],new y(30,new r(12,121),new r(7,122)),new y(28,new r(12,47),new r(26,48)),new y(30,new r(39,24),new r(14,25)),new y(30,
|
||||
new r(22,15),new r(41,16))),new K(36,[6,24,50,76,102,128,154],new y(30,new r(6,121),new r(14,122)),new y(28,new r(6,47),new r(34,48)),new y(30,new r(46,24),new r(10,25)),new y(30,new r(2,15),new r(64,16))),new K(37,[6,28,54,80,106,132,158],new y(30,new r(17,122),new r(4,123)),new y(28,new r(29,46),new r(14,47)),new y(30,new r(49,24),new r(10,25)),new y(30,new r(24,15),new r(46,16))),new K(38,[6,32,58,84,110,136,162],new y(30,new r(4,122),new r(18,123)),new y(28,new r(13,46),new r(32,47)),new y(30,
|
||||
new r(48,24),new r(14,25)),new y(30,new r(42,15),new r(32,16))),new K(39,[6,26,54,82,110,138,166],new y(30,new r(20,117),new r(4,118)),new y(28,new r(40,47),new r(7,48)),new y(30,new r(43,24),new r(22,25)),new y(30,new r(10,15),new r(67,16))),new K(40,[6,30,58,86,114,142,170],new y(30,new r(19,118),new r(6,119)),new y(28,new r(18,47),new r(31,48)),new y(30,new r(34,24),new r(34,25)),new y(30,new r(20,15),new r(61,16)))];
|
||||
function Db(d){if(1>d||40<d)throw Error("QR Error: ArgumentException");return Cb[d-1]}function Eb(d){for(var c=4294967295,a=0,b=0;b<Bb.length;b++){var g=Bb[b];if(g==d)return Db(b+7);g=Fb(d,g);g<c&&(a=b+7,c=g)}return 3>=c?Db(a):null};function Gb(d,c,a,b,g,k,h,l,m){this.o=d;this.s=b;this.u=h;this.v=c;this.w=g;this.A=l;this.B=a;this.C=k;this.D=m;this.sb=function(b){for(var a=b.length,c=this.o,g=this.s,d=this.u,k=this.v,h=this.w,l=this.A,m=this.B,p=this.C,R=this.D,E=0;E<a;E+=2){var S=b[E],z=b[E+1],C=d*S+l*z+R;b[E]=(c*S+k*z+m)/C;b[E+1]=(g*S+h*z+p)/C}};this.Ha=function(){return new Gb(this.w*this.D-this.A*this.C,this.A*this.B-this.v*this.D,this.v*this.C-this.w*this.B,this.u*this.C-this.s*this.D,this.o*this.D-this.u*this.B,this.s*this.B-
|
||||
this.o*this.C,this.s*this.A-this.u*this.w,this.u*this.v-this.o*this.A,this.o*this.w-this.s*this.v)};this.pb=function(b){return new Gb(this.o*b.o+this.v*b.s+this.B*b.u,this.o*b.v+this.v*b.w+this.B*b.A,this.o*b.B+this.v*b.C+this.B*b.D,this.s*b.o+this.w*b.s+this.C*b.u,this.s*b.v+this.w*b.w+this.C*b.A,this.s*b.B+this.w*b.C+this.C*b.D,this.u*b.o+this.A*b.s+this.D*b.u,this.u*b.v+this.A*b.w+this.D*b.A,this.u*b.B+this.A*b.C+this.D*b.D)}}
|
||||
function Hb(d,c,a,b,g,k,h,l){var m=l-k,p=c-b+k-l;if(0==m&&0==p)return new Gb(a-d,g-a,d,b-c,k-b,c,0,0,1);var w=a-g,q=h-g;g=d-a+g-h;k=b-k;var u=w*m-q*k;m=(g*m-q*p)/u;p=(w*p-g*k)/u;return new Gb(a-d+m*a,h-d+p*h,d,b-c+m*b,l-c+p*l,c,m,p,1)}function Ib(d){this.i=d}
|
||||
function Ua(d){this.H=d;this.U=null;this.Ca=function(c,a,b,g){var d=Math.abs(g-a)>Math.abs(b-c);if(d){var h=c;c=a;a=h;h=b;b=g;g=h}var l=Math.abs(b-c),m=Math.abs(g-a),p=-l>>1,w=a<g?1:-1,q=c<b?1:-1,u=0,t=c;for(h=a;t!=b;t+=q){var x=d?h:t,v=d?t:h;1==u?this.H[x+v*f]&&u++:this.H[x+v*f]||u++;if(3==u)return g=t-c,a=h-a,Math.sqrt(g*g+a*a);p+=m;if(0<p){if(h==g)break;h+=w;p-=l}}c=b-c;a=g-a;return Math.sqrt(c*c+a*a)};this.Da=function(c,a,b,g){var d=this.Ca(c,a,b,g),h=1;b=c-(b-c);0>b?(h=c/(c-b),b=0):b>=f&&(h=
|
||||
(f-1-c)/(b-c),b=f-1);g=Math.floor(a-(g-a)*h);h=1;0>g?(h=a/(a-g),g=0):g>=n&&(h=(n-1-a)/(g-a),g=n-1);b=Math.floor(c+(b-c)*h);d+=this.Ca(c,a,b,g);return d-1};this.qa=function(c,a){var b=this.Da(Math.floor(c.g()),Math.floor(c.h()),Math.floor(a.g()),Math.floor(a.h()));c=this.Da(Math.floor(a.g()),Math.floor(a.h()),Math.floor(c.g()),Math.floor(c.h()));return isNaN(b)?c/7:isNaN(c)?b/7:(b+c)/14};this.Ja=function(c,a,b){return(this.qa(c,a)+this.qa(c,b))/2};this.sa=function(c,a){var b=c.g()-a.g();c=c.h()-a.h();
|
||||
return Math.sqrt(b*b+c*c)};this.Ka=function(c,a,b,g){c=(Math.round(this.sa(c,a)/g)+Math.round(this.sa(c,b)/g)>>1)+7;switch(c&3){case 0:c++;break;case 2:c--;break;case 3:throw Error("QR Error: in detector");}return c};this.Qa=function(c,a,b,g){g=Math.floor(g*c);var d=Math.max(0,a-g);a=Math.min(f-1,a+g);if(a-d<3*c)throw Error("QR Error: in detector");var h=Math.max(0,b-g);return(new Jb(this.H,d,h,a-d,Math.min(n-1,b+g)-h,c,this.U)).find()};this.La=function(c,a,b,g,d){d-=3.5;var k;if(null!=g){var l=g.g();
|
||||
g=g.h();var m=k=d-3}else l=a.g()-c.g()+b.g(),g=a.h()-c.h()+b.h(),m=k=d;return Hb(c.g(),c.h(),a.g(),a.h(),l,g,b.g(),b.h()).pb(Hb(3.5,3.5,d,3.5,m,k,3.5,d).Ha())};this.lb=function(c,a,b){for(var g=new Ab(b),d=Array(b<<1),h=0;h<b;h++){for(var l=d.length,m=h+.5,p=0;p<l;p+=2)d[p]=(p>>1)+.5,d[p+1]=m;a.sb(d);m=d;for(var w=f,q=n,u=!0,t=0;t<m.length&&u;t+=2){var x=Math.floor(m[t]),v=Math.floor(m[t+1]);if(-1>x||x>w||-1>v||v>q)throw Error("QR Error: Error.checkAndNudgePoints");u=!1;-1==x?(m[t]=0,u=!0):x==w&&
|
||||
(m[t]=w-1,u=!0);-1==v?(m[t+1]=0,u=!0):v==q&&(m[t+1]=q-1,u=!0)}u=!0;for(t=m.length-2;0<=t&&u;t-=2){x=Math.floor(m[t]);v=Math.floor(m[t+1]);if(-1>x||x>w||-1>v||v>q)throw Error("QR Error: Error.checkAndNudgePoints");u=!1;-1==x?(m[t]=0,u=!0):x==w&&(m[t]=w-1,u=!0);-1==v?(m[t+1]=0,u=!0):v==q&&(m[t+1]=q-1,u=!0)}try{for(p=0;p<l;p+=2)c[Math.floor(d[p])+f*Math.floor(d[p+1])]&&g.nb(p>>1,h)}catch(ca){throw Error("QR Error: Error.checkAndNudgePoints");}}return g};this.ib=function(c){var a=c.qb,b=c.rb;c=c.Ga;var g=
|
||||
this.Ja(a,b,c);if(1>g)throw Error("QR Error: in detector");var d=this.Ka(a,b,c,g);if(1!=d%4)throw Error("QR Error: Error getProvisionalVersionForDimension");try{var h=Db(d-17>>2)}catch(w){throw Error("QR Error: Error getVersionForNumber");}var l=h.fa()-7,m=null;if(0<h.ca.length){l=1-3/l;h=Math.floor(a.g()+l*(b.g()-a.g()+c.g()-a.g()));l=Math.floor(a.h()+l*(b.h()-a.h()+c.h()-a.h()));for(var p=4;16>=p;p<<=1)try{m=this.Qa(g,h,l,p);break}catch(w){}}a=this.lb(this.H,this.La(a,b,c,m,d),d);return new Ib(a)};
|
||||
this.Oa=function(){var c=(new Lb).Ta(this.H);return this.ib(c)}};var Mb=[[21522,0],[20773,1],[24188,2],[23371,3],[17913,4],[16590,5],[20375,6],[19104,7],[30660,8],[29427,9],[32170,10],[30877,11],[26159,12],[25368,13],[27713,14],[26998,15],[5769,16],[5054,17],[7399,18],[6608,19],[1890,20],[597,21],[3340,22],[2107,23],[13663,24],[12392,25],[16177,26],[14854,27],[9396,28],[8579,29],[11994,30],[11245,31]],L=[0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4];function Ob(d){var c=d>>3&3;if(0>c||c>=Sb.length)throw Error("QR Error: ArgumentException");this.Pa=Sb[c];this.Na=d&7}
|
||||
function Fb(d,c){d^=c;return L[d&15]+L[O(d,4)&15]+L[O(d,8)&15]+L[O(d,12)&15]+L[O(d,16)&15]+L[O(d,20)&15]+L[O(d,24)&15]+L[O(d,28)&15]}function Tb(d){var c=Ub(d);return null!=c?c:Ub(d^21522)}function Ub(d){for(var c=4294967295,a=0,b=0;b<Mb.length;b++){var g=Mb[b],k=g[0];if(k==d)return new Ob(g[1]);k=Fb(d,k);k<c&&(a=g[1],c=k)}return 3>=c?new Ob(a):null};function Vb(d,c,a){this.gb=d;this.i=c;this.name=a;this.getName=function(){return this.name}}var Sb=[new Vb(1,0,"M"),new Vb(0,1,"L"),new Vb(3,2,"H"),new Vb(2,3,"Q")];function Ab(d){var c;c||(c=d);if(1>d||1>c)throw Error("QR Error: Both dimensions must be greater than 0");this.width=d;this.height=c;var a=d>>5;0!=(d&31)&&a++;this.X=a;this.i=Array(a*c);for(d=0;d<this.i.length;d++)this.i[d]=0;this.ea=function(){if(this.width!=this.height)throw Error("QR Error: Can't call getDimension() on a non-square matrix");return this.width};this.ga=function(b,a){return 0!=(O(this.i[a*this.X+(b>>5)],b&31)&1)};this.nb=function(b,a){this.i[a*this.X+(b>>5)]|=1<<(b&31)};this.M=function(b,
|
||||
a){this.i[a*this.X+(b>>5)]^=1<<(b&31)};this.clear=function(){for(var b=this.i.length,a=0;a<b;a++)this.i[a]=0};this.P=function(b,a,c,d){if(0>a||0>b)throw Error("QR Error: Left and top must be nonnegative");if(1>d||1>c)throw Error("QR Error: Height and width must be at least 1");c=b+c;d=a+d;if(d>this.height||c>this.width)throw Error("QR Error: The region must fit inside the matrix");for(;a<d;a++)for(var g=a*this.X,k=b;k<c;k++)this.i[g+(k>>5)]|=1<<(k&31)}};function ub(d,c){this.ya=d;this.T=c};function tb(d){var c=d.ea();if(21>c||1!=(c&3))throw Error("QR Error: Error BitMatrixParser");this.V=d;this.O=this.J=null;this.K=function(a,b,c){return this.V.ga(a,b)?c<<1|1:c<<1};this.Aa=function(){if(null!=this.O)return this.O;for(var a=0,b=0;6>b;b++)a=this.K(b,8,a);a=this.K(7,8,a);a=this.K(8,8,a);a=this.K(8,7,a);for(b=5;0<=b;b--)a=this.K(8,b,a);this.O=Tb(a);if(null!=this.O)return this.O;var c=this.V.ea();a=0;var d=c-8;for(b=c-1;b>=d;b--)a=this.K(b,8,a);for(b=c-7;b<c;b++)a=this.K(8,b,a);this.O=Tb(a);
|
||||
if(null!=this.O)return this.O;throw Error("QR Error: Error readFormatInformation");};this.Ba=function(){if(null!=this.J)return this.J;var a=this.V.ea(),b=a-17>>2;if(6>=b)return Db(b);b=0;for(var c=a-11,d=5;0<=d;d--)for(var h=a-9;h>=c;h--)b=this.K(h,d,b);this.J=Eb(b);if(null!=this.J&&this.J.fa()==a)return this.J;b=0;for(h=5;0<=h;h--)for(d=a-9;d>=c;d--)b=this.K(h,d,b);this.J=Eb(b);if(null!=this.J&&this.J.fa()==a)return this.J;throw Error("QR Error: Error readVersion");};this.jb=function(){var a=this.Aa(),
|
||||
b=this.Ba();a=a.Na;if(0>a||7<a)throw Error("QR Error: System.ArgumentException");var c=Wb[a];a=this.V.ea();c.R(this.V,a);c=b.Ia();for(var d=!0,h=Array(b.na),l=0,m=0,p=0,w=a-1;0<w;w-=2){6==w&&w--;for(var q=0;q<a;q++)for(var u=d?a-1-q:q,t=0;2>t;t++)c.ga(w-t,u)||(p++,m<<=1,this.V.ga(w-t,u)&&(m|=1),8==p&&(h[l++]=m,m=p=0));d^=1}if(l!=b.na)throw Error("QR Error: Error readCodewords");return h}};var Wb=[new function(){this.R=function(d,c){for(var a=0;a<c;a++)for(var b=0;b<c;b++)this.j(a,b)&&d.M(b,a)};this.j=function(d,c){return 0==(d+c&1)}},new function(){this.R=function(d,c){for(var a=0;a<c;a++)for(var b=0;b<c;b++)this.j(a,b)&&d.M(b,a)};this.j=function(d){return 0==(d&1)}},new function(){this.R=function(d,c){for(var a=0;a<c;a++)for(var b=0;b<c;b++)this.j(a,b)&&d.M(b,a)};this.j=function(d,c){return 0==c%3}},new function(){this.R=function(d,c){for(var a=0;a<c;a++)for(var b=0;b<c;b++)this.j(a,
|
||||
b)&&d.M(b,a)};this.j=function(d,c){return 0==(d+c)%3}},new function(){this.R=function(d,c){for(var a=0;a<c;a++)for(var b=0;b<c;b++)this.j(a,b)&&d.M(b,a)};this.j=function(d,c){return 0==(O(d,1)+c/3&1)}},new function(){this.R=function(d,c){for(var a=0;a<c;a++)for(var b=0;b<c;b++)this.j(a,b)&&d.M(b,a)};this.j=function(d,c){d*=c;return 0==(d&1)+d%3}},new function(){this.R=function(d,c){for(var a=0;a<c;a++)for(var b=0;b<c;b++)this.j(a,b)&&d.M(b,a)};this.j=function(d,c){d*=c;return 0==((d&1)+d%3&1)}},new function(){this.R=
|
||||
function(d,c){for(var a=0;a<c;a++)for(var b=0;b<c;b++)this.j(a,b)&&d.M(b,a)};this.j=function(d,c){return 0==((d+c&1)+d*c%3&1)}}];function P(d,c){if(null==c||0==c.length)throw Error("QR Error: System.ArgumentException");this.a=d;var a=c.length;if(1<a&&0==c[0]){for(var b=1;b<a&&0==c[b];)b++;if(b==a)this.f=d.l().f;else{this.f=Array(a-b);for(a=0;a<this.f.length;a++)this.f[a]=0;for(a=0;a<this.f.length;a++)this.f[a]=c[b+a]}}else this.f=c;this.l=function(){return 0==this.f[0]};this.I=function(){return this.f.length-1};this.Z=function(b){return this.f[this.f.length-1-b]};this.la=function(b){if(0==b)return this.Z(0);var a=this.f.length;
|
||||
if(1==b){for(var c=b=0;c<a;c++)b^=this.f[c];return b}var d=this.f[0];for(c=1;c<a;c++)d=Xb(this.a.multiply(b,d),this.f[c]);return d};this.ba=function(b){if(this.a!=b.a)throw Error("QR Error: GF256Polys do not have same GF256 field");if(this.l())return b;if(b.l())return this;var a=this.f;b=b.f;if(a.length>b.length){var c=a;a=b;b=c}c=Array(b.length);for(var g=b.length-a.length,m=0;m<g;m++)c[m]=b[m];for(m=g;m<b.length;m++)c[m]=a[m-g]^b[m];return new P(d,c)};this.wa=function(b){if(this.a!=b.a)throw Error("QR Error: GF256Polys do not have same GF256 field");
|
||||
if(this.l()||b.l())return this.a.l();var a=this.f,c=a.length;b=b.f;for(var d=b.length,g=Array(c+d-1),p=0;p<c;p++)for(var w=a[p],q=0;q<d;q++)g[p+q]=Xb(g[p+q],this.a.multiply(w,b[q]));return new P(this.a,g)};this.xa=function(b){if(0==b)return this.a.l();if(1==b)return this;for(var a=this.f.length,c=Array(a),d=0;d<a;d++)c[d]=this.a.multiply(this.f[d],b);return new P(this.a,c)};this.eb=function(b,a){if(0>b)throw Error("QR Error: System.ArgumentException");if(0==a)return this.a.l();var c=this.f.length;
|
||||
b=Array(c+b);for(var d=0;d<b.length;d++)b[d]=0;for(d=0;d<c;d++)b[d]=this.a.multiply(this.f[d],a);return new P(this.a,b)}};function Yb(d){this.Y=Array(256);this.aa=Array(256);for(var c=1,a=0;256>a;a++)this.Y[a]=c,c<<=1,256<=c&&(c^=d);for(a=0;255>a;a++)this.aa[this.Y[a]]=a;d=Array(1);d[0]=0;this.Ea=new P(this,Array(d));d=Array(1);d[0]=1;this.za=new P(this,Array(d));this.l=function(){return this.Ea};this.pa=function(b,a){if(0>b)throw Error("QR Error: System.ArgumentException");if(0==a)return this.Ea;b=Array(b+1);for(var c=0;c<b.length;c++)b[c]=0;b[0]=a;return new P(this,b)};this.exp=function(b){return this.Y[b]};this.log=
|
||||
function(b){if(0==b)throw Error("QR Error: System.ArgumentException");return this.aa[b]};this.inverse=function(b){if(0==b)throw Error("QR Error: System.ArithmeticException");return this.Y[255-this.aa[b]]};this.multiply=function(b,a){return 0==b||0==a?0:1==b?a:1==a?b:this.Y[(this.aa[b]+this.aa[a])%255]}}var Zb=new Yb(285);new Yb(301);function Xb(d,c){return d^c};var vb=new function(d){this.a=d;this.decode=function(c,a){for(var b=new P(this.a,c),d=Array(a),k=0;k<d.length;k++)d[k]=0;var h=!0;for(k=0;k<a;k++){var l=b.la(this.a.exp(k));d[d.length-1-k]=l;0!=l&&(h=!1)}if(!h)for(k=new P(this.a,d),a=this.kb(this.a.pa(a,1),k,a),k=a[1],a=this.Ra(a[0]),b=this.Sa(k,a),k=0;k<a.length;k++){d=c.length-1-this.a.log(a[k]);if(0>d)throw Error("QR Error: ReedSolomonException Bad error location");c[d]^=b[k]}};this.kb=function(c,a,b){if(c.I()<a.I()){var d=c;c=a;a=d}d=this.a.za;
|
||||
for(var k=this.a.l(),h=this.a.l(),l=this.a.za;a.I()>=Math.floor(b/2);){var m=c,p=d,w=h;c=a;d=k;h=l;if(c.l())throw Error("QR Error: r_{i-1} was zero");a=m;l=this.a.l();for(k=this.a.inverse(c.Z(c.I()));a.I()>=c.I()&&!a.l();){m=a.I()-c.I();var q=this.a.multiply(a.Z(a.I()),k);l=l.ba(this.a.pa(m,q));a=a.ba(c.eb(m,q))}k=l.wa(d).ba(p);l=l.wa(h).ba(w)}b=l.Z(0);if(0==b)throw Error("QR Error: ReedSolomonException sigmaTilde(0) was zero");b=this.a.inverse(b);c=l.xa(b);b=a.xa(b);return[c,b]};this.Ra=function(c){var a=
|
||||
c.I();if(1==a)return Array(c.Z(1));for(var b=Array(a),d=0,k=1;256>k&&d<a;k++)0==c.la(k)&&(b[d]=this.a.inverse(k),d++);if(d!=a)throw Error("QR Error: Error locator degree does not match number of roots");return b};this.Sa=function(c,a){for(var b=a.length,d=Array(b),k=0;k<b;k++){for(var h=this.a.inverse(a[k]),l=1,m=0;m<b;m++)k!=m&&(l=this.a.multiply(l,Xb(1,this.a.multiply(a[m],h))));d[k]=this.a.multiply(c.la(h),this.a.inverse(l))}return d}}(Zb);var xb,Qa=null,f=0,n=0,Pa=!1,$b=[[10,9,8,8],[12,11,16,10],[14,13,16,12]],Sa={red:77,blue:150,green:29};function O(d,c){return 0<=d?d>>c:(d>>c)+(2<<~c)};var ac=3,bc=57,cc=2;function dc(d){function c(b,a){var c=b.g()-a.g();b=b.h()-a.h();return Math.sqrt(c*c+b*b)}var a=c(d[0],d[1]),b=c(d[1],d[2]),g=c(d[0],d[2]);b>=a&&b>=g?(b=d[0],a=d[1],g=d[2]):g>=b&&g>=a?(b=d[1],a=d[0],g=d[2]):(b=d[2],a=d[0],g=d[1]);if(0>function(b,a,c){var d=a.x;a=a.y;return(c.x-d)*(b.y-a)-(c.y-a)*(b.x-d)}(a,b,g)){var k=a;a=g;g=k}d[0]=a;d[1]=b;d[2]=g}
|
||||
function ec(d,c,a){this.x=d;this.y=c;this.count=1;this.G=a;this.g=function(){return this.x};this.h=function(){return this.y};this.va=function(){this.count++};this.ha=function(b,a,c){return Math.abs(a-this.y)<=b&&Math.abs(c-this.x)<=b?(b=Math.abs(b-this.G),1>=b||1>=b/this.G):!1}}function fc(d){this.Ga=d[0];this.qb=d[1];this.rb=d[2]}
|
||||
function Lb(){this.H=null;this.c=[];this.ma=!1;this.L=[0,0,0,0,0];this.U=null;this.ta=function(){this.L[0]=0;this.L[1]=0;this.L[2]=0;this.L[3]=0;this.L[4]=0;return this.L};this.N=function(d){for(var c=0,a=0;5>a;a++){var b=d[a];if(0==b)return!1;c+=b}if(7>c)return!1;c=Math.floor(c/7);a=Math.floor(.7*c);return Math.abs(c-d[0])<a&&Math.abs(c-d[1])<a&&Math.abs(3*c-d[2])<3*a&&Math.abs(c-d[3])<a&&Math.abs(c-d[4])<a};this.W=function(d,c){return c-d[4]-d[3]-d[2]/2};this.ia=function(d,c,a,b){for(var g=this.H,
|
||||
k=n,h=this.ta(),l=d;0<=l&&g[c+l*f];)h[2]++,l--;if(0>l)return NaN;for(;0<=l&&!g[c+l*f]&&h[1]<=a;)h[1]++,l--;if(0>l||h[1]>a)return NaN;for(;0<=l&&g[c+l*f]&&h[0]<=a;)h[0]++,l--;if(h[0]>a)return NaN;for(l=d+1;l<k&&g[c+l*f];)h[2]++,l++;if(l==k)return NaN;for(;l<k&&!g[c+l*f]&&h[3]<a;)h[3]++,l++;if(l==k||h[3]>=a)return NaN;for(;l<k&&g[c+l*f]&&h[4]<a;)h[4]++,l++;return h[4]>=a||5*Math.abs(h[0]+h[1]+h[2]+h[3]+h[4]-b)>=2*b?NaN:this.N(h)?this.W(h,l):NaN};this.Ma=function(d,c,a,b){for(var g=this.H,k=f,h=this.ta(),
|
||||
l=d;0<=l&&g[l+c*f];)h[2]++,l--;if(0>l)return NaN;for(;0<=l&&!g[l+c*f]&&h[1]<=a;)h[1]++,l--;if(0>l||h[1]>a)return NaN;for(;0<=l&&g[l+c*f]&&h[0]<=a;)h[0]++,l--;if(h[0]>a)return NaN;for(l=d+1;l<k&&g[l+c*f];)h[2]++,l++;if(l==k)return NaN;for(;l<k&&!g[l+c*f]&&h[3]<a;)h[3]++,l++;if(l==k||h[3]>=a)return NaN;for(;l<k&&g[l+c*f]&&h[4]<a;)h[4]++,l++;return h[4]>=a||5*Math.abs(h[0]+h[1]+h[2]+h[3]+h[4]-b)>=b?NaN:this.N(h)?this.W(h,l):NaN};this.$=function(d,c,a){var b=d[0]+d[1]+d[2]+d[3]+d[4];a=this.W(d,a);c=this.ia(c,
|
||||
Math.floor(a),d[2],b);if(!isNaN(c)&&(a=this.Ma(Math.floor(a),Math.floor(c),d[2],b),!isNaN(a))){d=b/7;b=!1;for(var g=this.c.length,k=0;k<g;k++){var h=this.c[k];if(h.ha(d,c,a)){h.va();b=!0;break}}b||(a=new ec(a,c,d),this.c.push(a),null!=this.U&&this.U.Va(a));return!0}return!1};this.mb=function(){var d=this.c.length;if(3>d)throw Error("QR Error: Couldn't find enough finder patterns (found "+d+")");if(3<d){for(var c=0,a=0,b=0;b<d;b++){var g=this.c[b].G;c+=g;a+=g*g}var k=c/d;this.c.sort(function(b,a){a=
|
||||
Math.abs(a.G-k);b=Math.abs(b.G-k);return a<b?-1:a==b?0:1});d=Math.max(.2*k,Math.sqrt(a/d-k*k));for(b=this.c.length-1;0<=b;b--)Math.abs(this.c[b].G-k)>d&&this.c.splice(b,1)}3<this.c.length&&this.c.sort(function(b,a){return b.count>a.count?-1:b.count<a.count?1:0});return[this.c[0],this.c[1],this.c[2]]};this.Ua=function(){var d=this.c.length;if(1>=d)return 0;for(var c=null,a=0;a<d;a++){var b=this.c[a];if(b.count>=cc)if(null==c)c=b;else return this.ma=!0,Math.floor((Math.abs(c.g()-b.g())-Math.abs(c.h()-
|
||||
b.h()))/2)}return 0};this.ua=function(){for(var d=0,c=0,a=this.c.length,b=0;b<a;b++){var g=this.c[b];g.count>=cc&&(d++,c+=g.G)}if(3>d)return!1;d=c/a;var k=0;for(b=0;b<a;b++)g=this.c[b],k+=Math.abs(g.G-d);return k<=.05*c};this.Ta=function(d){this.H=d;var c=n,a=f,b=Math.floor(3*c/(4*bc));b<ac&&(b=ac);for(var g=!1,k=Array(5),h=b-1;h<c&&!g;h+=b){k[0]=0;k[1]=0;k[2]=0;k[3]=0;for(var l=k[4]=0,m=0;m<a;m++)if(d[m+h*f])1==(l&1)&&l++,k[l]++;else if(0==(l&1))if(4==l)if(this.N(k)){if(l=this.$(k,h,m))b=2,this.ma?
|
||||
g=this.ua():(l=this.Ua(),l>k[2]&&(h+=l-k[2]-b,m=a-1));else{do m++;while(m<a&&!d[m+h*f]);m--}l=0;k[0]=0;k[1]=0;k[2]=0;k[3]=0;k[4]=0}else k[0]=k[2],k[1]=k[3],k[2]=k[4],k[3]=1,k[4]=0,l=3;else k[++l]++;else k[l]++;this.N(k)&&(l=this.$(k,h,a))&&(b=k[0],this.ma&&(g=this.ua()))}d=this.mb();dc(d);return new fc(d)}};function gc(d,c,a){this.x=d;this.y=c;this.count=1;this.G=a;this.g=function(){return Math.floor(this.x)};this.h=function(){return Math.floor(this.y)};this.va=function(){this.count++};this.ha=function(b,a,c){return Math.abs(a-this.y)<=b&&Math.abs(c-this.x)<=b?(b=Math.abs(b-this.G),1>=b||1>=b/this.G):!1}}
|
||||
function Jb(d,c,a,b,g,k,h){this.H=d;this.c=[];this.ob=c;this.width=b;this.height=g;this.cb=k;this.L=[0,0,0];this.U=h;this.W=function(b,a){return a-b[2]-b[1]/2};this.N=function(b){for(var a=this.cb,c=a/2,d=0;3>d;d++)if(Math.abs(a-b[d])>=c)return!1;return!0};this.ia=function(b,a,c,d){var g=this.H,k=n,h=this.L;h[0]=0;h[1]=0;h[2]=0;for(var l=b;0<=l&&g[a+l*f]&&h[1]<=c;)h[1]++,l--;if(0>l||h[1]>c)return NaN;for(;0<=l&&!g[a+l*f]&&h[0]<=c;)h[0]++,l--;if(h[0]>c)return NaN;for(l=b+1;l<k&&g[a+l*f]&&h[1]<=c;)h[1]++,
|
||||
l++;if(l==k||h[1]>c)return NaN;for(;l<k&&!g[a+l*f]&&h[2]<=c;)h[2]++,l++;return h[2]>c||5*Math.abs(h[0]+h[1]+h[2]-d)>=2*d?NaN:this.N(h)?this.W(h,l):NaN};this.$=function(b,a,c){c=this.W(b,c);a=this.ia(a,Math.floor(c),2*b[1],b[0]+b[1]+b[2]);if(!isNaN(a)){b=(b[0]+b[1]+b[2])/3;for(var d=this.c.length,g=0;g<d;g++)if(this.c[g].ha(b,a,c))return new gc(c,a,b);c=new gc(c,a,b);this.c.push(c);null!=this.U&&this.U.Va(c)}return null};this.find=function(){for(var c=this.ob,g=this.height,k=c+b,h=a+(g>>1),q=[0,0,
|
||||
0],u=0;u<g;u++){var t=h+(0==(u&1)?u+1>>1:-(u+1>>1));q[0]=0;q[1]=0;q[2]=0;for(var x=c;x<k&&!d[x+f*t];)x++;for(var v=0;x<k;){if(d[x+t*f])if(1==v)q[v]++;else if(2==v){if(this.N(q)&&(v=this.$(q,t,x),null!=v))return v;q[0]=q[2];q[1]=1;q[2]=0;v=1}else q[++v]++;else 1==v&&v++,q[v]++;x++}if(this.N(q)&&(v=this.$(q,t,k),null!=v))return v}if(0!=this.c.length)return this.c[0];throw Error("QR Error: Couldn't find enough alignment patterns");}};function wb(d,c,a){this.F=0;this.b=7;this.S=d;this.fb=a;9>=c?this.ja=0:10<=c&&26>=c?this.ja=1:27<=c&&40>=c&&(this.ja=2);this.m=function(b){var a;if(b<this.b+1){var c=0;for(a=0;a<b;a++)c+=1<<a;c<<=this.b-b+1;a=(this.S[this.F]&c)>>this.b-b+1;this.b-=b;return a}if(b<this.b+1+8){var d=0;for(a=0;a<this.b+1;a++)d+=1<<a;a=(this.S[this.F]&d)<<b-(this.b+1);this.F++;a+=this.S[this.F]>>8-(b-(this.b+1));this.b=this.b-b%8;0>this.b&&(this.b=8+this.b);return a}if(b<this.b+1+16){for(a=c=d=0;a<this.b+1;a++)d+=1<<
|
||||
a;d=(this.S[this.F]&d)<<b-(this.b+1);this.F++;var l=this.S[this.F]<<b-(this.b+1+8);this.F++;for(a=0;a<b-(this.b+1+8);a++)c+=1<<a;c<<=8-(b-(this.b+1+8));a=d+l+((this.S[this.F]&c)>>8-(b-(this.b+1+8)));this.b=this.b-(b-8)%8;0>this.b&&(this.b=8+this.b);return a}return 0};this.Fa=function(){return this.F>this.S.length-this.fb-2?0:this.m(4)};this.Ya=function(b){for(var a=0;1!=b>>a;)a++;return this.m($b[this.ja][a])};this.bb=function(b){var a="",c="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ $%*+-./:".split("");
|
||||
do if(1<b){var d=this.m(11);var l=d%45;a+=c[Math.floor(d/45)];a+=c[l];b-=2}else 1==b&&(d=this.m(6),a+=c[d],--b);while(0<b);return a};this.$a=function(b){var a=0,c="";do 3<=b?(a=this.m(10),100>a&&(c+="0"),10>a&&(c+="0"),b-=3):2==b?(a=this.m(7),10>a&&(c+="0"),b-=2):1==b&&(a=this.m(4),--b),c+=a;while(0<b);return c};this.Wa=function(b){var a=[];do{var c=this.m(8);a.push(c);b--}while(0<b);return a};this.ab=function(b){var a="";do{var c=this.m(13);c=(c/192<<8)+c%192;a+=String.fromCharCode(40956>=c+33088?
|
||||
c+33088:c+49472);b--}while(0<b);return a};this.hb=function(){var b=this.m(8);128==(b&192)&&this.m(8);192==(b&224)&&this.m(8)};this.Xa=function(){var b=[];do{var a=this.Fa();if(0==a)if(0<b.length)break;else throw Error("QR Error: Empty data block");if(1!=a&&2!=a&&4!=a&&8!=a&&7!=a)throw Error("QR Error: Invalid mode: "+a+" in (block:"+this.F+" bit:"+this.b+")");if(7==a)this.hb();else{var c=this.Ya(a);if(1>c)throw Error("QR Error: Invalid data length: "+c);switch(a){case 1:a=this.$a(c);c=Array(a.length);
|
||||
for(var d=0;d<a.length;d++)c[d]=a.charCodeAt(d);b.push(c);break;case 2:a=this.bb(c);c=Array(a.length);for(d=0;d<a.length;d++)c[d]=a.charCodeAt(d);b.push(c);break;case 4:a=this.Wa(c);b.push(a);break;case 8:a=this.ab(c),b.push(a)}}}while(1);return b}};
|
||||
|
||||
Vendored
+83
-7
@@ -38,13 +38,6 @@ class QrScannerLib {
|
||||
_updateSourceRect() {
|
||||
const smallestDimension = Math.min(this.$video.videoWidth, this.$video.videoHeight);
|
||||
this._sourceRectSize = Math.round(2 / 3 * smallestDimension);
|
||||
|
||||
const scannerWidth = this.$video.parentElement.offsetWidth;
|
||||
const scannerHeight = this.$video.parentElement.offsetHeight;
|
||||
const widthRatio = this.$video.videoWidth / scannerWidth;
|
||||
const heightRatio = this.$video.videoHeight / scannerHeight;
|
||||
const scaleFactor = 1 / (Math.min(heightRatio, widthRatio) || 1);
|
||||
const scaledOverlaySize = this._sourceRectSize * scaleFactor;
|
||||
}
|
||||
|
||||
_scanFrame() {
|
||||
@@ -112,4 +105,87 @@ class QrScannerLib {
|
||||
data: { red, green, blue }
|
||||
});
|
||||
}
|
||||
|
||||
static scanImage(imageOrFileOrUrl) {
|
||||
return new Promise((resolve, reject) => {
|
||||
const timeout = setTimeout(reject, 3000);
|
||||
const worker = new Worker('/qr-scanner/qr-scanner-worker.min.js');
|
||||
worker.onerror = reject;
|
||||
worker.onmessage = event => {
|
||||
if (event.data.type !== 'qrResult') {
|
||||
return;
|
||||
}
|
||||
clearTimeout(timeout);
|
||||
if (event.data.data !== null) {
|
||||
resolve(event.data.data);
|
||||
} else {
|
||||
reject();
|
||||
}
|
||||
};
|
||||
QrScannerLib._loadImage(imageOrFileOrUrl).then(image => {
|
||||
const imageData = QrScannerLib._getImageData(image);
|
||||
worker.postMessage({
|
||||
type: 'decode',
|
||||
data: imageData
|
||||
}, [imageData.data.buffer]);
|
||||
}).catch(reject);
|
||||
});
|
||||
}
|
||||
|
||||
/* async */
|
||||
static _getImageData(image) {
|
||||
const canvas = document.createElement('canvas');
|
||||
canvas.width = image.width;
|
||||
canvas.height = image.height;
|
||||
const context = canvas.getContext('2d');
|
||||
context.drawImage(image, 0, 0);
|
||||
return context.getImageData(0, 0, image.width, image.height);
|
||||
}
|
||||
|
||||
/* async */
|
||||
static _loadImage(imageOrFileOrUrl) {
|
||||
if (imageOrFileOrUrl instanceof HTMLCanvasElement
|
||||
|| typeof('ImageBitmap')!=='undefined' && imageOrFileOrUrl instanceof ImageBitmap) {
|
||||
return Promise.resolve(imageOrFileOrUrl);
|
||||
} else if (imageOrFileOrUrl instanceof Image) {
|
||||
return QrScannerLib._awaitImageLoad(imageOrFileOrUrl).then(() => imageOrFileOrUrl);
|
||||
} else if (imageOrFileOrUrl instanceof File || imageOrFileOrUrl instanceof URL
|
||||
|| typeof(imageOrFileOrUrl)==='string') {
|
||||
const image = new Image();
|
||||
if (imageOrFileOrUrl instanceof File) {
|
||||
image.src = URL.createObjectURL(imageOrFileOrUrl);
|
||||
} else {
|
||||
image.src = imageOrFileOrUrl;
|
||||
}
|
||||
return QrScannerLib._awaitImageLoad(image).then(() => {
|
||||
if (imageOrFileOrUrl instanceof File) {
|
||||
URL.revokeObjectURL(image.src);
|
||||
}
|
||||
return image;
|
||||
});
|
||||
} else {
|
||||
return Promise.reject('Unsupported image type.');
|
||||
}
|
||||
}
|
||||
|
||||
/* async */
|
||||
static _awaitImageLoad(image) {
|
||||
return new Promise((resolve, reject) => {
|
||||
if (image.complete && image.naturalWidth!==0) {
|
||||
// already loaded
|
||||
resolve();
|
||||
} else {
|
||||
image.onload = () => {
|
||||
image.onload = null;
|
||||
image.onerror = null;
|
||||
resolve();
|
||||
};
|
||||
image.onerror = () => {
|
||||
image.onload = null;
|
||||
image.onerror = null;
|
||||
reject();
|
||||
};
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
+81
-9
@@ -19,13 +19,6 @@ class QrScannerLib {
|
||||
_updateSourceRect() {
|
||||
const smallestDimension = Math.min(this.$video.videoWidth, this.$video.videoHeight);
|
||||
this._sourceRectSize = Math.round(2 / 3 * smallestDimension);
|
||||
|
||||
const scannerWidth = this.$video.parentElement.offsetWidth;
|
||||
const scannerHeight = this.$video.parentElement.offsetHeight;
|
||||
const widthRatio = this.$video.videoWidth / scannerWidth;
|
||||
const heightRatio = this.$video.videoHeight / scannerHeight;
|
||||
const scaleFactor = 1 / (Math.min(heightRatio, widthRatio) || 1);
|
||||
const scaledOverlaySize = this._sourceRectSize * scaleFactor;
|
||||
}
|
||||
|
||||
_scanFrame() {
|
||||
@@ -94,7 +87,86 @@ class QrScannerLib {
|
||||
});
|
||||
}
|
||||
|
||||
scanImage(imageFile){
|
||||
return Promise.resolve('<< detected >>')
|
||||
static scanImage(imageOrFileOrUrl) {
|
||||
return new Promise((resolve, reject) => {
|
||||
const timeout = setTimeout(reject, 3000);
|
||||
const worker = new Worker('/qr-scanner/qr-scanner-worker.min.js');
|
||||
worker.onerror = reject;
|
||||
worker.onmessage = event => {
|
||||
if (event.data.type !== 'qrResult') {
|
||||
return;
|
||||
}
|
||||
clearTimeout(timeout);
|
||||
if (event.data.data !== null) {
|
||||
resolve(event.data.data);
|
||||
} else {
|
||||
reject();
|
||||
}
|
||||
};
|
||||
QrScannerLib._loadImage(imageOrFileOrUrl).then(image => {
|
||||
const imageData = QrScannerLib._getImageData(image);
|
||||
worker.postMessage({
|
||||
type: 'decode',
|
||||
data: imageData
|
||||
}, [imageData.data.buffer]);
|
||||
}).catch(reject);
|
||||
});
|
||||
}
|
||||
|
||||
/* async */
|
||||
static _getImageData(image) {
|
||||
const canvas = document.createElement('canvas');
|
||||
canvas.width = image.width;
|
||||
canvas.height = image.height;
|
||||
const context = canvas.getContext('2d');
|
||||
context.drawImage(image, 0, 0);
|
||||
return context.getImageData(0, 0, image.width, image.height);
|
||||
}
|
||||
|
||||
/* async */
|
||||
static _loadImage(imageOrFileOrUrl) {
|
||||
if (imageOrFileOrUrl instanceof HTMLCanvasElement
|
||||
|| typeof('ImageBitmap')!=='undefined' && imageOrFileOrUrl instanceof ImageBitmap) {
|
||||
return Promise.resolve(imageOrFileOrUrl);
|
||||
} else if (imageOrFileOrUrl instanceof Image) {
|
||||
return QrScannerLib._awaitImageLoad(imageOrFileOrUrl).then(() => imageOrFileOrUrl);
|
||||
} else if (imageOrFileOrUrl instanceof File || imageOrFileOrUrl instanceof URL
|
||||
|| typeof(imageOrFileOrUrl)==='string') {
|
||||
const image = new Image();
|
||||
if (imageOrFileOrUrl instanceof File) {
|
||||
image.src = URL.createObjectURL(imageOrFileOrUrl);
|
||||
} else {
|
||||
image.src = imageOrFileOrUrl;
|
||||
}
|
||||
return QrScannerLib._awaitImageLoad(image).then(() => {
|
||||
if (imageOrFileOrUrl instanceof File) {
|
||||
URL.revokeObjectURL(image.src);
|
||||
}
|
||||
return image;
|
||||
});
|
||||
} else {
|
||||
return Promise.reject('Unsupported image type.');
|
||||
}
|
||||
}
|
||||
|
||||
/* async */
|
||||
static _awaitImageLoad(image) {
|
||||
return new Promise((resolve, reject) => {
|
||||
if (image.complete && image.naturalWidth!==0) {
|
||||
// already loaded
|
||||
resolve();
|
||||
} else {
|
||||
image.onload = () => {
|
||||
image.onload = null;
|
||||
image.onerror = null;
|
||||
resolve();
|
||||
};
|
||||
image.onerror = () => {
|
||||
image.onload = null;
|
||||
image.onerror = null;
|
||||
reject();
|
||||
};
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
+1
-1
@@ -30,7 +30,7 @@ function decode(data) {
|
||||
}
|
||||
}
|
||||
|
||||
function setGreyscaleWeights(data) {
|
||||
function setGrayscaleWeights(data) {
|
||||
if (data.red + data.green + data.blue !== 256)
|
||||
throw new Error('Weights have to sum up to 256');
|
||||
qrcode.grayscaleWeights = data;
|
||||
|
||||
Reference in New Issue
Block a user