js实现浏览器中音频可视化裁剪导出下载代码-html代码-BFW代码库

js实现浏览器中音频可视化裁剪导出下载代码

代码语言：html

所属分类：多媒体

代码描述：js实现浏览器中音频可视化裁剪导出下载代码

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, user-scalable=no">
    <title>音频可视化裁剪工具 - 拖拽时间线裁剪试听预览下载</title>
    <style>
        * {
            box-sizing: border-box;
            user-select: none; /* 避免拖拽时选中文字，但输入框等保留 */
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(145deg, #1a2a3a 0%, #0f1a24 100%);
            min-height: 100vh;
            display: flex;
            justify-content: center;
            align-items: center;
            margin: 0;
            padding: 20px;
        }

        .card {
            max-width: 1300px;
            width: 100%;
            background: rgba(30, 40, 50, 0.8);
            backdrop-filter: blur(4px);
            border-radius: 2rem;
            box-shadow: 0 25px 45px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.1);
            overflow: hidden;
            padding: 1.8rem 2rem 2rem;
            transition: all 0.2s;
        }

        h1 {
            font-size: 1.8rem;
            font-weight: 600;
            margin: 0 0 0.25rem 0;
            color: #f0f3f8;
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            justify-content: space-between;
        }

        h1 small {
            font-size: 0.8rem;
            font-weight: normal;
            background: #2c3e44;
            padding: 0.3rem 0.8rem;
            border-radius: 40px;
            color: #b9e6f0;
        }

        .sub {
            color: #9aaebf;
            border-left: 3px solid #3e98c7;
            padding-left: 12px;
            margin: 0.5rem 0 1.5rem 0;
            font-size: 0.9rem;
        }

        /* 上传区域 */
        .upload-area {
            background: #1f2e38;
            border-radius: 1.5rem;
            padding: 1.2rem 1.5rem;
            margin-bottom: 1.8rem;
            border: 1px dashed #4f7a91;
            transition: 0.2s;
        }

        .file-label {
            background: #2c4c5c;
            padding: 0.6rem 1.2rem;
            border-radius: 2rem;
            color: white;
            font-weight: 500;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: 0.2s;
        }

        .file-label:hover {
            background: #3e6c82;
            transform: scale(0.98);
        }

        #fileInput {
            display: none;
        }

        .file-info {
            margin-top: 12px;
            font-size: 0.85rem;
            color: #ccdee8;
            word-break: break-all;
        }

        /* 波形可视化容器 */
        .wave-container {
            background: #0f171f;
            border-radius: 1.2rem;
            padding: 1rem;
            margin: 1rem 0 0.8rem;
            box-shadow: inset 0 0 8px #00000030, 0 4px 12px rgba(0,0,0,0.2);
        }

        canvas {
            display: block;
            width: 100%;
        .........完整代码请登录后点击上方下载按钮下载查看