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83 lines
2.2 KiB
83 lines
2.2 KiB
2 years ago
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<html>
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<head>
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<script src="/dist/tesseract.dev.js"></script>
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<style>
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.column {
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float: left;
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width: 20%;
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padding: 5px;
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}
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</style>
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</head>
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<body>
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<div class="row" id="imgRow">
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<div class="column">
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<p>Input Image</p>
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<img style="max-width:500px;">
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</div>
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<div class="column">
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<p>Rotated, Original Color</p>
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<img style="max-width:500px;">
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</div>
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<div class="column">
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<p>Rotated, Grey</p>
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<img style="max-width:500px;">
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</div>
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<div class="column">
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<p>Rotated, Binary</p>
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<img style="max-width:500px;">
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</div>
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</div>
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<script>
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const recognize = async () => {
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const element = document.getElementById("imgRow");
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const worker = await Tesseract.createWorker({
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// corePath: '/tesseract-core-simd.wasm.js',
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workerPath: "/dist/worker.dev.js"
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});
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await worker.loadLanguage('eng');
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await worker.initialize('eng');
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await worker.initialize();
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const fileArr = ["../data/meditations.jpg", "../data/tyger.jpg", "../data/testocr.png"];
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let timeTotal = 0;
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let lastElement = element;
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for (let file of fileArr) {
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for (let rad of [-0.2, -0.1, 0.1, 0.2]) {
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const newElement = element.cloneNode(true);
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// Create the rotated images
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const ret1 = await worker.recognize(file, { rotateRadians: rad }, { text: false, blocks: false, hocr: false, tsv: false, imageColor: true });
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newElement.children[0].children[1].src = ret1.data.imageColor;
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// Attempt to remove the rotation using the auto-rotate feature
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const ret2 = await worker.recognize(ret1.data.imageColor, { rotateAuto: true }, { text: false, blocks: false, hocr: false, tsv: false, imageColor: true, imageGrey: true, imageBinary: true, debug: true });
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newElement.children[1].children[1].src = ret2.data.imageColor;
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newElement.children[2].children[1].src = ret2.data.imageGrey;
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newElement.children[3].children[1].src = ret2.data.imageBinary;
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lastElement.after(newElement);
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lastElement = newElement;
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}
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}
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}
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recognize();
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</script>
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</body>
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</html>
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