js实现在线视频时间轴轨道剪辑代码-html代码-BFW代码库

代码语言：html
所属分类：其他
代码由deepseek-v4-pro ai生成，可能有错误，仅供参考：点击查看提示词
代码描述：web在线视频剪辑软件（类似剪映）
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>轻量级视频剪辑工具 - Web Video Editor</title>
    <style>
        :root {
            --bg: #1a1a1f;
            --panel-bg: #212125;
            --border: #333338;
            --text: #d0d0d5;
            --text-secondary: #909099;
            --accent: #4a90d9;
            --accent-hover: #5aa0e9;
            --danger: #e05555;
            --video-track: #3a6fb5;
            --audio-track: #4a9c5d;
            --image-track: #c07830;
            --text-track: #8b5cb8;
            --playhead: #ff4444;
            --selection: rgba(74, 144, 217, 0.3);
            --timeline-bg: #18181c;
            --btn-bg: #2a2a30;
            --btn-hover: #353540;
            --scrollbar-thumb: #444;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            background: var(--bg);
            color: var(--text);
            height: 100vh;
            width: 100vw;
            overflow: hidden;
            user-select: none;
            -webkit-user-select: none;
            display: flex;
            flex-direction: column;
            min-width: 1100px;
            min-height: 650px;
        }

        /* 顶部工具栏 */
        .toolbar {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 8px 16px;
            background: var(--panel-bg);
            border-bottom: 1px solid var(--border);
            z-index: 100;
            flex-shrink: 0;
            height: 48px;
        }
        .toolbar .logo {
            font-weight: 700;
            font-size: 17px;
            color: #fff;
            letter-spacing: 0.5px;
            margin-right: 16px;
            white-space: nowrap;
        }
        .toolbar .logo span {
            color: var(--accent);
        }
        .toolbar button {
            padding: 7px 16px;
            border: 1px solid var(--border);
            background: var(--btn-bg);
            color: var(--text);
            border-radius: 6px;
            cursor: pointer;
            font-size: 13px;
            white-space: nowrap;
            transition: all 0.15s;
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .toolbar button:hover {
            background: var(--btn-hover);
            border-color: #555;
        }
        .toolbar button.accent {
            background: var(--accent);
            border-color: var(--accent);
            color: #fff;
            font-weight: 600;
        }
        .toolbar button.accent:hover {
            background: var(--accent-hover);
        }
        .toolbar button.danger {
            background: transparent;
            border-color: var(--danger);
            color: var(--danger);
        }
        .toolbar .sep {
            width: 1px;
            height: 24px;
            background: var(--border);
            margin: 0 4px;
        }
        .toolbar .zoom-group {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-left: 8px;
        }
        .toolbar .zoom-label {
            font-size: 12px;
            color: var(--text-secondary);
            min-width: 44px;
            text-align: center;
        }

        /* 主布局 */
        .main-container {
            display: flex;
            flex: 1;
            overflow: hidden;
            position: relative;
        }

        /* 左侧素材管理区 */
        .asset-panel {
            width: 260px;
            min-width: 260px;
            background: var(--panel-bg);
            border-right: 1px solid var(--border);
            display: flex;
            flex-direction: column;
            overflow: hidden;
            flex-shrink: 0;
        }
        .asset-panel .panel-header {
            padding: 14px 16px;
            font-weight: 600;
            font-size: 14px;
            border-bottom: 1px solid var(--border);
            letter-spacing: 0.5px;
            color: #fff;
            flex-shrink: 0;
        }
        .asset-categories {
            display: flex;
            border-bottom: 1px solid var(--border);
            flex-shrink: 0;
        }
        .asset-categories .cat-btn {
            flex: 1;
            padding: 10px 6px;
            text-align: center;
            cursor: pointer;
            font-size: 12px;
            color: var(--text-secondary);
            border: none;
            background: transparent;
            border-bottom: 2px solid transparent;
            transition: all 0.15s;
        }
        .asset-categories .cat-btn.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            font-weight: 600;
        }
        .asset-categories .cat-btn:hover {
            color: #ccc;
        }
        .asset-list {
            flex: 1;
            overflow-y: auto;
            padding: 10px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .asset-list::-webkit-scrollbar {
            width: 5px;
        }
        .asset-list::-webkit-scrollbar-thumb {
            background: var(--scrollbar-thumb);
            border-radius: 3px;
        }
        .asset-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 12px;
            background: #27272d;
            border-radius: 8px;
            cursor: grab;
            border: 1px solid transparent;
            transition: all 0.15s;
            font-size: 12px;
        }
        .asset-item:hover {
            border-color: #555;
            background: #2d2d35;
        }
        .asset-item .icon {
            width: 36px;
            height: 36px;
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
        }
        .asset-item .icon.video-icon {
            background: #2a3f5a;
            color: #6aafef;
        }
        .asset-item .icon.audio-icon {
            background: #2a4a35;
            color: #6adf8a;
        }
        .asset-item .icon.image-icon {
            background: #3d2d1f;
            color: #e8a860;
        }
        .asset-item .icon.text-icon {
            background: #352a45;
            color: #c09aef;
        }
        .asset-item .info {
            flex: 1;
            min-width: 0;
        }
        .asset-item .info .name {
            font-weight: 500;
            color: #ddd;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .asset-item .info .meta {
            font-size: 10px;
            color: var(--text-secondary);
            margin-top: 2px;
        }
        .asset-item .add-btn {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: none;
            background: var(--accent);
            color: #fff;
            cursor: pointer;
            font-size: 16px;
            line-height: 28px;
            text-align: center;
            flex-shrink: 0;
            transition: all 0.15s;
        }
        .asset-item .add-btn:hover {
            background: var(--accent-hover);
            transform: scale(1.1);
        }
        .upload-zone {
            border: 2px dashed #444;
            border-radius: 10px;
            padding: 18px;
            text-align: center;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all 0.2s;
            font-size: 12px;
            margin: 4px 0;
        }
        .upload-zone:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(74, 144, 217, 0.05);
        }
        .upload-zone input {
            display: none;
        }

        /* 右侧预览+时间轴 */
        .right-panel {
            flex: 1;
            display: flex;
            flex-direction: column;
            overflow: hidden;
            min-width: 0;
        }

        /* 预览区 */
        .preview-area {
            flex: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            background: #0a0a0d;
            position: relative;
            min-height: 280px;
            border-bottom: 1px solid var(--border);
        }
        .preview-area canvas {
            max-width: 95%;
            max-height: 95%;
            border-radius: 4px;
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.6);
            background: #000;
        }
        .preview-area .no-preview {
            color: #555;
            font-size: 14px;
            pointer-events: none;
        }
        .preview-area .time-overlay {
            position: absolute;
            bottom: 12px;
     .........完整代码请登录后点击上方下载按钮下载查看