demo-builder/index.html at main · KushagarGoel/demo-builder · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Video Demo Builder</title>
    <link rel="stylesheet" href="./style.css">
    <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap" rel="stylesheet">
</head>
<body>
    <div class="app-container">
        <header>
            <h1>Video Demo Builder</h1>
            <p>Record your screen and camera simultaneously</p>
        </header>

        <main>
            <div class="preview-container">
                <!-- This video element will show the live preview of the composited stream -->
                <video id="preview-video" autoplay muted playsinline></video>
                <div id="status-indicator" class="status-indicator hidden">
                    <span class="status-dot"></span> Recording
                </div>
                <div id="setup-prompt" class="setup-prompt">
                    <p>Click "Start Recording" to select your screen and camera.</p>
                </div>
            </div>

            <div class="recording-options">
                <div class="option-group">
                    <label class="option-label">Recording Mode</label>
                    <div class="toggle-group">
                        <button id="mode-screen-camera" class="toggle-btn active">Screen + Camera</button>
                        <button id="mode-camera-only" class="toggle-btn">Camera Only</button>
                    </div>
                </div>
                <div class="option-group" id="mirror-option">
                    <label class="option-label">Mirror Camera</label>
                    <label class="switch">
                        <input type="checkbox" id="mirror-toggle">
                        <span class="slider"></span>
                    </label>
                </div>
            </div>

            <div class="controls">
                <button id="start-btn" class="btn primary-btn">
                    <svg width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10"></circle><circle cx="12" cy="12" r="3"></circle></svg>
                    Start Recording
                </button>
                <button id="stop-btn" class="btn danger-btn" disabled>
                    <svg width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="6" y="6" width="12" height="12" rx="2" ry="2"></rect></svg>
                    Stop Recording
                </button>
                <a id="download-btn" class="btn success-btn hidden" download="recording.webm">
                    <svg width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"></path><polyline points="7 10 12 15 17 10"></polyline><line x1="12" y1="15" x2="12" y2="3"></line></svg>
                    Download Video
                </a>
            </div>
            <div id="error-message" class="error-message hidden"></div>
        </main>
    </div>

    <!-- Hidden canvas used for processing the video frames -->
    <canvas id="compositing-canvas" style="display: none;"></canvas>

    <script type="module" src="./main.js"></script>
</body>
</html>