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81 lines
2.1 KiB
81 lines
2.1 KiB
2 years ago
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<!DOCTYPE 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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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width,user-scalable=no,initial-scale=1,maximum-scale=1,minimum-scale=1" >
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<title>Document</title>
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<script type="text/javascript" src="lib/jquery/jquery.min.js"></script>
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<script type="text/javascript" src="lib/quagga/quagga.min.js"></script>
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</head>
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<body>
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<img src="./test/code.png"
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id="code">
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<section id="container"
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class="container">
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<div class="controls">
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<fieldset class="input-group">
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<input type="file"
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accept="image/*;capture=camera">
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<button id="btnIdents">识别</button>
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</fieldset>
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</div>
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<div id="interactive"
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class="viewport"><br clear="all"></div>
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</section>
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<script type="text/javascript">
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$(function () {
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$("#btnIdents").click(function () {
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var input = document.querySelector(".controls input[type=file]");
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if (input.files && input.files.length) {
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decode(URL.createObjectURL(input.files[0]));
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}
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});
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});
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function decode(src) {
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var config = {
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inputStream: {
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size: 250,
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singleChannel: false
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},
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locator: {
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patchSize: "medium",
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halfSample: true
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},
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decoder: {
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readers: [{
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format: "code_128_reader",
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config: {}
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}]
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},
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locate: true,
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src: src
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}
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Quagga.decodeSingle(config, function (result) {
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if (!result) {
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alert("图片中没有条形码！");
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return false;
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}
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//识别结果
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if (result.codeResult) {
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console.log("图片中的条形码为：" + result.codeResult.code);
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alert("图片中的条形码为：" + result.codeResult.code);
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} else {
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alert("未识别到图片中的条形码！");
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}
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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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