html5-qrcode实现实时调用摄像头二维码识别代码-html代码-BFW代码库

html5-qrcode实现实时调用摄像头二维码识别代码

代码语言：html

所属分类：其他

代码描述：html5-qrcode实现实时调用摄像头二维码识别代码，支持手机端前置与后置摄像头选择

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>二维码扫描器 (支持切换摄像头)</title>
    <!-- 引入 html5-qrcode.js -->
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/html5-qrcode.min.js"></script>
    <style>
        body {
            font-family: Arial, sans-serif;
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 10px;
            background-color: #f0f0f0;
            margin: 0;
        }
        #qr-reader {
            width: 100%;
            max-width: 500px;
            margin-bottom: 15px;
        }
        #qr-reader__dashboard_section {
            border: 2px solid #007bff;
            border-radius: 10px;
            overflow: hidden;
        }
        #camera-select-container {
            margin-bottom: 15px;
            width: 100%;
            max-width: 500px;
        }
        #camera-select {
            width: 100%;
            padding: 8px;
            font-size: 16px;
        }
        #controls {
            display: flex;
            gap: 10px;
            margin-bottom: 15px;
            flex-wrap: wrap;
            justify-content: center;
        }
        #start-button, #stop-button, #flip-camera-button {
            padding: 10px 15px;
            font-size: 14px;
            cursor: pointer;
            background-color: #007bff;
            color: white;
            border: none;
            border-radius: 5px;
            flex: 1;
            min-width: 120px;
        }
        #stop-button {
            background-color: #dc3545;
        }
        #flip-camera-button {
            background-color: #28a745;
        }
        #start-button:hover, #stop-button:hover, #flip-camera-button:hover {
            opacity: 0.9;
        }
        #result {
            width: 100%;
            max-width: 500px;
            margin-top: 15px;
            padding: 15px;
            background-color: white;
            border-radius: 5px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
            word-break: break-all;
            min-height: 20px;
        }
        .hidden {
            display: none;
        }
        /* Loading 状态 */
        #loading {
            margin: 20px 0;
            font-style: italic;
            color: #666;
        }
        /* 错误信息样式 */
        .error {
            color: #dc3545;
        }
        .success {
            color: #28a745;
        }
    </style>
</head>
<b.........完整代码请登录后点击上方下载按钮下载查看