333 lines
9.4 KiB
HTML
333 lines
9.4 KiB
HTML
<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>视频流预览 - Trae Video Server</title>
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<style>
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* {
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margin: 0;
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padding: 0;
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box-sizing: border-box;
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}
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body {
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font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
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background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
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min-height: 100vh;
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display: flex;
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flex-direction: column;
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justify-content: center;
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align-items: center;
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padding: 20px;
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}
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.container {
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background: white;
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border-radius: 15px;
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box-shadow: 0 20px 40px rgba(0,0,0,0.2);
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overflow: hidden;
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max-width: 900px;
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width: 100%;
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}
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.header {
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background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
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color: white;
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padding: 30px;
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text-align: center;
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}
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.header h1 {
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font-size: 2.2em;
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margin-bottom: 10px;
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font-weight: 300;
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}
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.header p {
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font-size: 1.1em;
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opacity: 0.9;
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}
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.content {
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padding: 40px;
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text-align: center;
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}
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.video-container {
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background: #f8f9fa;
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border-radius: 12px;
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padding: 30px;
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margin-bottom: 30px;
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min-height: 400px;
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display: flex;
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flex-direction: column;
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justify-content: center;
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align-items: center;
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}
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.placeholder {
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color: #6c757d;
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font-size: 1.3em;
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margin-bottom: 20px;
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}
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.placeholder-icon {
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font-size: 4em;
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margin-bottom: 20px;
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opacity: 0.5;
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}
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#videoStream {
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max-width: 100%;
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max-height: 500px;
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border-radius: 8px;
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box-shadow: 0 10px 30px rgba(0,0,0,0.2);
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}
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.status {
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padding: 15px;
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border-radius: 8px;
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margin: 20px 0;
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font-weight: 500;
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}
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.status.connected {
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background: #d4edda;
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color: #155724;
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border: 1px solid #c3e6cb;
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}
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.status.disconnected {
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background: #f8d7da;
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color: #721c24;
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border: 1px solid #f5c6cb;
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}
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.status.connecting {
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background: #fff3cd;
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color: #856404;
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border: 1px solid #ffeaa7;
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}
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.info-panel {
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background: #e3f2fd;
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border-radius: 8px;
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padding: 20px;
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border-left: 4px solid #2196f3;
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text-align: left;
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}
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.info-panel h3 {
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color: #1976d2;
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margin-bottom: 15px;
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}
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.info-item {
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margin-bottom: 10px;
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display: flex;
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justify-content: space-between;
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align-items: center;
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}
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.info-label {
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font-weight: 600;
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color: #333;
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}
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.info-value {
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color: #666;
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font-family: monospace;
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}
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.loading {
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display: inline-block;
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width: 20px;
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height: 20px;
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border: 3px solid #f3f3f3;
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border-top: 3px solid #667eea;
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border-radius: 50%;
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animation: spin 1s linear infinite;
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margin-right: 10px;
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}
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@keyframes spin {
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0% { transform: rotate(0deg); }
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100% { transform: rotate(360deg); }
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}
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.hidden {
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display: none;
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}
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@media (max-width: 768px) {
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.container {
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margin: 10px;
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}
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.header {
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padding: 20px;
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}
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.header h1 {
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font-size: 1.8em;
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}
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.content {
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padding: 20px;
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}
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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="container">
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<div class="header">
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<h1>🌐 视频流预览</h1>
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<p>实时视频流媒体服务</p>
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</div>
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<div class="content">
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<div class="video-container">
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<div id="placeholder" class="placeholder">
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<div class="placeholder-icon">📹</div>
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<p>正在连接视频流...</p>
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</div>
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<img id="videoStream" class="hidden" alt="视频流">
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</div>
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<div id="status" class="status connecting">
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<span class="loading"></span>正在连接到服务器...
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</div>
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<div class="info-panel">
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<h3>📊 连接信息</h3>
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<div class="info-item">
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<span class="info-label">服务器地址:</span>
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<span class="info-value" id="serverUrl">localhost:3000</span>
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</div>
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<div class="info-item">
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<span class="info-label">连接状态:</span>
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<span class="info-value" id="connectionStatus">连接中...</span>
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</div>
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<div class="info-item">
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<span class="info-label">最后更新:</span>
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<span class="info-value" id="lastUpdate">--</span>
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</div>
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<div class="info-item">
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<span class="info-label">帧率:</span>
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<span class="info-value" id="frameRate">-- FPS</span>
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</div>
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</div>
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</div>
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</div>
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<script src="/socket.io/socket.io.js"></script>
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<script>
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const socket = io();
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const videoStream = document.getElementById('videoStream');
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const placeholder = document.getElementById('placeholder');
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const status = document.getElementById('status');
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const connectionStatus = document.getElementById('connectionStatus');
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const lastUpdate = document.getElementById('lastUpdate');
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const frameRate = document.getElementById('frameRate');
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let frameCount = 0;
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let lastFrameTime = Date.now();
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let fpsInterval;
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// 更新状态显示
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function updateStatus(message, type) {
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status.textContent = message;
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status.className = `status ${type}`;
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connectionStatus.textContent = message;
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}
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// 更新帧率显示
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function updateFrameRate() {
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const now = Date.now();
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const elapsed = now - lastFrameTime;
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if (elapsed >= 1000) {
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const fps = Math.round((frameCount * 1000) / elapsed);
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frameRate.textContent = `${fps} FPS`;
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frameCount = 0;
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lastFrameTime = now;
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}
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}
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// Socket连接事件
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socket.on('connect', () => {
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console.log('已连接到服务器');
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updateStatus('已连接到服务器', 'connected');
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// 开始计算帧率
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fpsInterval = setInterval(updateFrameRate, 1000);
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});
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socket.on('disconnect', () => {
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console.log('与服务器断开连接');
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updateStatus('与服务器断开连接', 'disconnected');
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// 隐藏视频，显示占位符
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videoStream.classList.add('hidden');
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placeholder.classList.remove('hidden');
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placeholder.innerHTML = `
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<div class="placeholder-icon">⚠️</div>
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<p>连接已断开，请检查服务器状态</p>
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`;
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// 停止帧率计算
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if (fpsInterval) {
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clearInterval(fpsInterval);
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frameRate.textContent = '-- FPS';
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}
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});
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// 接收视频帧
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socket.on('video-frame', (frameData) => {
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frameCount++;
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// 显示视频帧
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videoStream.src = frameData;
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videoStream.classList.remove('hidden');
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placeholder.classList.add('hidden');
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// 更新最后更新时间
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const now = new Date();
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lastUpdate.textContent = now.toLocaleTimeString();
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});
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// 停止流
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socket.on('stop-stream', () => {
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console.log('视频流已停止');
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updateStatus('视频流已停止', 'disconnected');
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videoStream.classList.add('hidden');
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placeholder.classList.remove('hidden');
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placeholder.innerHTML = `
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<div class="placeholder-icon">⏹️</div>
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<p>视频流已停止</p>
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`;
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if (fpsInterval) {
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clearInterval(fpsInterval);
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frameRate.textContent = '-- FPS';
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}
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});
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// 连接错误处理
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socket.on('connect_error', (error) => {
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console.error('连接错误:', error);
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updateStatus('连接失败', 'disconnected');
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});
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// 页面卸载时清理
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window.addEventListener('beforeunload', () => {
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if (fpsInterval) {
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clearInterval(fpsInterval);
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}
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socket.disconnect();
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});
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</script>
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</body>
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</html> |