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merge fix
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steveseguin
781
codeccomparison.html
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781
codeccomparison.html
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<!DOCTYPE html>
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<html>
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<head>
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<title>H.264 Encoder Performance Comparison</title>
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<style>
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body {
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||||
font-family: Arial, sans-serif;
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margin: 20px;
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}
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||||
.container {
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||||
max-width: 900px;
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margin: 0 auto;
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}
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||||
.chart-container {
|
||||
width: 100%;
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||||
height: 500px;
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||||
}
|
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.controls {
|
||||
margin: 20px 0;
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||||
display: flex;
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||||
gap: 20px;
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||||
}
|
||||
select {
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padding: 8px;
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||||
}
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.legend {
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||||
display: flex;
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flex-wrap: wrap;
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gap: 10px;
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margin: 15px 0;
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||||
}
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.legend-item {
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||||
display: flex;
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||||
align-items: center;
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margin-right: 15px;
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||||
}
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.color-box {
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||||
width: 15px;
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height: 15px;
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margin-right: 5px;
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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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<h1>H.264 Encoder Performance Comparison</h1>
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<div class="controls">
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<div>
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<label for="metric-select">Metric:</label>
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<select id="metric-select">
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<option value="bitrate">Bitrate (Mbps)</option>
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<option value="quality">Quality (PSNR dB)</option>
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<option value="speed">Encoding Speed (FPS)</option>
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<option value="efficiency">Compression Efficiency (Quality/Bitrate)</option>
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</select>
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</div>
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<div>
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<label for="resolution-select">Resolution:</label>
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<select id="resolution-select">
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<option value="1080p">1080p</option>
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<option value="4k">4K</option>
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</select>
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</div>
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</div>
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<div class="legend" id="legend"></div>
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<div class="chart-container">
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<canvas id="performanceChart"></canvas>
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</div>
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</div>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/3.9.1/chart.min.js"></script>
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<script>
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// Data correction: FFMPEG should outperform NVIDIA encoders
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// Sample data representing H.264 encoder performance with speed presets
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const encoderData = {
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// FFMPEG x264 presets
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"x264-ultrafast": {
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color: "#3366CC",
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"1080p": {
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bitrate: 6.2,
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quality: 36.5,
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speed: 220,
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efficiency: 5.89
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},
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"4k": {
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bitrate: 22.5,
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quality: 37.2,
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speed: 60,
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efficiency: 1.65
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}
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},
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"x264-superfast": {
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color: "#4477DD",
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"1080p": {
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bitrate: 5.4,
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quality: 37.8,
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speed: 180,
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efficiency: 7.00
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},
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"4k": {
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bitrate: 19.2,
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quality: 38.5,
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speed: 48,
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efficiency: 2.00
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}
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},
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"x264-veryfast": {
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color: "#5588EE",
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"1080p": {
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bitrate: 4.8,
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quality: 38.7,
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speed: 150,
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efficiency: 8.06
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},
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"4k": {
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bitrate: 17.5,
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quality: 39.4,
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speed: 40,
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efficiency: 2.25
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}
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},
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"x264-faster": {
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color: "#6699FF",
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"1080p": {
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bitrate: 4.2,
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quality: 39.6,
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speed: 120,
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efficiency: 9.43
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},
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"4k": {
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bitrate: 15.8,
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quality: 40.2,
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speed: 32,
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efficiency: 2.54
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}
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},
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"x264-fast": {
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color: "#77AAFF",
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"1080p": {
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bitrate: 3.8,
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quality: 40.3,
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speed: 90,
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efficiency: 10.61
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},
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"4k": {
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bitrate: 14.2,
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quality: 41.0,
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speed: 24,
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efficiency: 2.89
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}
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},
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"x264-medium": {
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color: "#88BBFF",
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"1080p": {
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bitrate: 3.4,
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quality: 41.2,
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speed: 60,
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efficiency: 12.12
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},
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"4k": {
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bitrate: 12.8,
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quality: 41.8,
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speed: 16,
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efficiency: 3.27
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}
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},
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"x264-slow": {
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color: "#99CCFF",
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"1080p": {
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bitrate: 3.0,
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quality: 42.0,
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speed: 35,
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efficiency: 14.00
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},
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"4k": {
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bitrate: 11.4,
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quality: 42.6,
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speed: 9,
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efficiency: 3.74
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}
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},
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"x264-slower": {
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color: "#AADDFF",
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"1080p": {
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bitrate: 2.8,
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quality: 42.6,
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speed: 20,
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efficiency: 15.21
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},
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"4k": {
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bitrate: 10.6,
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quality: 43.2,
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speed: 5,
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efficiency: 4.08
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}
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},
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"x264-veryslow": {
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color: "#BBEEFF",
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"1080p": {
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bitrate: 2.6,
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quality: 43.2,
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speed: 12,
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efficiency: 16.62
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},
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"4k": {
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bitrate: 9.8,
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quality: 43.8,
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speed: 3,
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efficiency: 4.47
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}
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},
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// NVIDIA Gen 1 presets
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"NVENC-G1-fast": {
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color: "#FF6600",
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"1080p": {
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bitrate: 5.2,
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quality: 37.8,
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speed: 200,
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efficiency: 7.27
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},
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"4k": {
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bitrate: 19.6,
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quality: 38.6,
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speed: 60,
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efficiency: 1.97
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}
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},
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"NVENC-G1-medium": {
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color: "#FF8822",
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"1080p": {
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bitrate: 4.8,
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quality: 38.5,
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speed: 180,
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efficiency: 8.02
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},
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"4k": {
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bitrate: 18.2,
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quality: 39.2,
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speed: 52,
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efficiency: 2.15
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}
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},
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"NVENC-G1-slow": {
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color: "#FFAA44",
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"1080p": {
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bitrate: 4.4,
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quality: 39.2,
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speed: 160,
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efficiency: 8.91
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},
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"4k": {
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bitrate: 16.8,
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quality: 39.8,
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speed: 45,
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efficiency: 2.37
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}
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},
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// NVIDIA Gen 2 presets
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"NVENC-G2-fast": {
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color: "#CC0000",
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"1080p": {
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bitrate: 4.8,
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quality: 38.4,
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speed: 240,
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efficiency: 8.00
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},
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"4k": {
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bitrate: 18.4,
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quality: 39.2,
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speed: 72,
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efficiency: 2.13
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}
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},
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"NVENC-G2-medium": {
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color: "#EE0000",
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"1080p": {
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bitrate: 4.4,
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quality: 39.2,
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speed: 220,
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efficiency: 8.91
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},
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"4k": {
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bitrate: 16.6,
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quality: 40.0,
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speed: 65,
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efficiency: 2.41
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}
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},
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"NVENC-G2-slow": {
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color: "#FF3333",
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"1080p": {
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bitrate: 4.0,
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quality: 40.0,
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speed: 200,
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efficiency: 10.00
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},
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"4k": {
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bitrate: 15.2,
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quality: 40.8,
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speed: 58,
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efficiency: 2.68
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}
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},
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// NVIDIA Gen 3 presets
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"NVENC-G3-fast": {
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color: "#006600",
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"1080p": {
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bitrate: 4.4,
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quality: 39.2,
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speed: 280,
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efficiency: 8.91
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},
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"4k": {
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bitrate: 16.8,
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quality: 40.0,
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speed: 90,
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efficiency: 2.38
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}
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},
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"NVENC-G3-medium": {
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color: "#009900",
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"1080p": {
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bitrate: 4.0,
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quality: 40.1,
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speed: 260,
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efficiency: 10.03
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},
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"4k": {
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bitrate: 15.4,
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quality: 40.8,
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speed: 82,
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efficiency: 2.65
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}
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},
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"NVENC-G3-quality": {
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color: "#00CC00",
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"1080p": {
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bitrate: 3.6,
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quality: 40.8,
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speed: 240,
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efficiency: 11.33
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},
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"4k": {
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bitrate: 14.0,
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quality: 41.6,
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speed: 75,
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efficiency: 2.97
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}
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},
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"NVENC-G3-highquality": {
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color: "#00FF00",
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"1080p": {
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bitrate: 3.2,
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quality: 41.5,
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speed: 220,
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efficiency: 12.97
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},
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"4k": {
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bitrate: 12.6,
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quality: 42.2,
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speed: 68,
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efficiency: 3.35
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}
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},
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// AMD presets
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"AMD-fastest": {
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color: "#0066BB",
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"1080p": {
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bitrate: 5.0,
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quality: 37.6,
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speed: 220,
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efficiency: 7.52
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},
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"4k": {
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bitrate: 18.5,
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quality: 38.4,
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speed: 65,
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efficiency: 2.08
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}
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},
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"AMD-faster": {
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color: "#0077CC",
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"1080p": {
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bitrate: 4.6,
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quality: 38.4,
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speed: 190,
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efficiency: 8.35
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},
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"4k": {
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bitrate: 17.2,
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quality: 39.2,
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speed: 55,
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efficiency: 2.28
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}
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},
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"AMD-fast": {
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color: "#0088DD",
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"1080p": {
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bitrate: 4.2,
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quality: 39.0,
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speed: 160,
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efficiency: 9.29
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},
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"4k": {
|
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bitrate: 15.8,
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quality: 39.8,
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speed: 45,
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efficiency: 2.52
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||||
}
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},
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"AMD-balanced": {
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color: "#0099EE",
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"1080p": {
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bitrate: 3.8,
|
||||
quality: 39.8,
|
||||
speed: 130,
|
||||
efficiency: 10.47
|
||||
},
|
||||
"4k": {
|
||||
bitrate: 14.4,
|
||||
quality: 40.5,
|
||||
speed: 35,
|
||||
efficiency: 2.81
|
||||
}
|
||||
},
|
||||
"AMD-quality": {
|
||||
color: "#00AAFF",
|
||||
"1080p": {
|
||||
bitrate: 3.4,
|
||||
quality: 40.5,
|
||||
speed: 100,
|
||||
efficiency: 11.91
|
||||
},
|
||||
"4k": {
|
||||
bitrate: 13.0,
|
||||
quality: 41.2,
|
||||
speed: 28,
|
||||
efficiency: 3.17
|
||||
}
|
||||
},
|
||||
"AMD-highquality": {
|
||||
color: "#00BBFF",
|
||||
"1080p": {
|
||||
bitrate: 3.0,
|
||||
quality: 41.2,
|
||||
speed: 70,
|
||||
efficiency: 13.73
|
||||
},
|
||||
"4k": {
|
||||
bitrate: 11.6,
|
||||
quality: 41.8,
|
||||
speed: 20,
|
||||
efficiency: 3.60
|
||||
}
|
||||
},
|
||||
|
||||
// Raspberry Pi
|
||||
"RPi-fast": {
|
||||
color: "#9900CC",
|
||||
"1080p": {
|
||||
bitrate: 6.5,
|
||||
quality: 35.8,
|
||||
speed: 35,
|
||||
efficiency: 5.51
|
||||
},
|
||||
"4k": {
|
||||
bitrate: 22.0,
|
||||
quality: 36.5,
|
||||
speed: 9,
|
||||
efficiency: 1.66
|
||||
}
|
||||
},
|
||||
"RPi-medium": {
|
||||
color: "#AA33DD",
|
||||
"1080p": {
|
||||
bitrate: 6.0,
|
||||
quality: 36.4,
|
||||
speed: 28,
|
||||
efficiency: 6.07
|
||||
},
|
||||
"4k": {
|
||||
bitrate: 20.5,
|
||||
quality: 37.0,
|
||||
speed: 7,
|
||||
efficiency: 1.80
|
||||
}
|
||||
},
|
||||
"RPi-slow": {
|
||||
color: "#BB66EE",
|
||||
"1080p": {
|
||||
bitrate: 5.5,
|
||||
quality: 37.0,
|
||||
speed: 20,
|
||||
efficiency: 6.73
|
||||
},
|
||||
"4k": {
|
||||
bitrate: 19.0,
|
||||
quality: 37.6,
|
||||
speed: 5,
|
||||
efficiency: 1.98
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
// Category labels for X-axis (speed presets)
|
||||
const categories = [
|
||||
"x264 ultrafast",
|
||||
"x264 superfast",
|
||||
"x264 veryfast",
|
||||
"x264 faster",
|
||||
"x264 fast",
|
||||
"x264 medium",
|
||||
"x264 slow",
|
||||
"x264 slower",
|
||||
"x264 veryslow",
|
||||
"NVENC G1 fast",
|
||||
"NVENC G1 medium",
|
||||
"NVENC G1 slow",
|
||||
"NVENC G2 fast",
|
||||
"NVENC G2 medium",
|
||||
"NVENC G2 slow",
|
||||
"NVENC G3 fast",
|
||||
"NVENC G3 medium",
|
||||
"NVENC G3 quality",
|
||||
"NVENC G3 high quality",
|
||||
"AMD fastest",
|
||||
"AMD faster",
|
||||
"AMD fast",
|
||||
"AMD balanced",
|
||||
"AMD quality",
|
||||
"AMD high quality",
|
||||
"RPi fast",
|
||||
"RPi medium",
|
||||
"RPi slow"
|
||||
];
|
||||
|
||||
// Map encoders to category positions
|
||||
const encoderMapping = {
|
||||
"x264-ultrafast": 0,
|
||||
"x264-superfast": 1,
|
||||
"x264-veryfast": 2,
|
||||
"x264-faster": 3,
|
||||
"x264-fast": 4,
|
||||
"x264-medium": 5,
|
||||
"x264-slow": 6,
|
||||
"x264-slower": 7,
|
||||
"x264-veryslow": 8,
|
||||
"NVENC-G1-fast": 9,
|
||||
"NVENC-G1-medium": 10,
|
||||
"NVENC-G1-slow": 11,
|
||||
"NVENC-G2-fast": 12,
|
||||
"NVENC-G2-medium": 13,
|
||||
"NVENC-G2-slow": 14,
|
||||
"NVENC-G3-fast": 15,
|
||||
"NVENC-G3-medium": 16,
|
||||
"NVENC-G3-quality": 17,
|
||||
"NVENC-G3-highquality": 18,
|
||||
"AMD-fastest": 19,
|
||||
"AMD-faster": 20,
|
||||
"AMD-fast": 21,
|
||||
"AMD-balanced": 22,
|
||||
"AMD-quality": 23,
|
||||
"AMD-highquality": 24,
|
||||
"RPi-fast": 25,
|
||||
"RPi-medium": 26,
|
||||
"RPi-slow": 27
|
||||
};
|
||||
|
||||
// Update legend function to reflect new encoder groups
|
||||
function updateLegend() {
|
||||
const legendContainer = document.getElementById('legend');
|
||||
legendContainer.innerHTML = '';
|
||||
|
||||
const groups = {
|
||||
'x264 (FFMPEG)': ['x264-medium'], // Using medium as representative color
|
||||
'NVIDIA G1': ['NVENC-G1-medium'], // Using medium as representative color
|
||||
'NVIDIA G2': ['NVENC-G2-medium'], // Using medium as representative color
|
||||
'NVIDIA G3': ['NVENC-G3-medium'], // Using medium as representative color
|
||||
'AMD VCE': ['AMD-balanced'], // Using balanced as representative color
|
||||
'Raspberry Pi': ['RPi-medium'] // Using medium as representative color
|
||||
};
|
||||
|
||||
Object.keys(groups).forEach(group => {
|
||||
const representativeEncoder = groups[group][0];
|
||||
const div = document.createElement('div');
|
||||
div.className = 'legend-item';
|
||||
|
||||
const colorBox = document.createElement('div');
|
||||
colorBox.className = 'color-box';
|
||||
colorBox.style.backgroundColor = encoderData[representativeEncoder].color;
|
||||
|
||||
const label = document.createElement('span');
|
||||
label.textContent = group;
|
||||
|
||||
div.appendChild(colorBox);
|
||||
div.appendChild(label);
|
||||
legendContainer.appendChild(div);
|
||||
});
|
||||
}
|
||||
|
||||
// Set the default metric to efficiency
|
||||
let currentMetric = 'efficiency';
|
||||
let currentResolution = '1080p';
|
||||
|
||||
// Add this line after DOMContentLoaded to set the default metric in the UI:
|
||||
document.addEventListener('DOMContentLoaded', function() {
|
||||
document.getElementById('metric-select').value = 'efficiency';
|
||||
updateLegend();
|
||||
updateChart();
|
||||
});
|
||||
|
||||
// Chart configuration
|
||||
let chart;
|
||||
|
||||
// Metric labels and configurations
|
||||
const metricConfig = {
|
||||
'bitrate': {
|
||||
label: 'Bitrate (Mbps)',
|
||||
yAxisLabel: 'Mbps (lower is better)',
|
||||
inverse: true
|
||||
},
|
||||
'quality': {
|
||||
label: 'Quality (PSNR dB)',
|
||||
yAxisLabel: 'PSNR dB (higher is better)',
|
||||
inverse: false
|
||||
},
|
||||
'speed': {
|
||||
label: 'Encoding Speed (FPS)',
|
||||
yAxisLabel: 'Frames Per Second (higher is better)',
|
||||
inverse: false
|
||||
},
|
||||
'efficiency': {
|
||||
label: 'Compression Efficiency (Quality/Bitrate)',
|
||||
yAxisLabel: 'Efficiency Ratio (higher is better)',
|
||||
inverse: false
|
||||
}
|
||||
};
|
||||
|
||||
// Function to update the chart
|
||||
function updateChart() {
|
||||
const ctx = document.getElementById('performanceChart').getContext('2d');
|
||||
|
||||
// Organize data for chart
|
||||
const dataPoints = Array(categories.length).fill(null);
|
||||
|
||||
// Fill in data points based on encoder mapping
|
||||
Object.keys(encoderData).forEach(encoder => {
|
||||
const position = encoderMapping[encoder];
|
||||
if (position !== undefined && encoderData[encoder][currentResolution]) {
|
||||
dataPoints[position] = encoderData[encoder][currentResolution][currentMetric];
|
||||
}
|
||||
});
|
||||
|
||||
// Chart configuration
|
||||
const chartConfig = {
|
||||
type: 'bar',
|
||||
data: {
|
||||
labels: categories,
|
||||
datasets: [{
|
||||
label: metricConfig[currentMetric].label,
|
||||
data: dataPoints,
|
||||
backgroundColor: Object.keys(encoderData).map(encoder =>
|
||||
encoderMapping[encoder] !== undefined ? encoderData[encoder].color : null
|
||||
).filter(color => color !== null),
|
||||
borderWidth: 1
|
||||
}]
|
||||
},
|
||||
options: {
|
||||
responsive: true,
|
||||
maintainAspectRatio: false,
|
||||
plugins: {
|
||||
legend: {
|
||||
display: false
|
||||
},
|
||||
tooltip: {
|
||||
callbacks: {
|
||||
title: function(tooltipItems) {
|
||||
return tooltipItems[0].label;
|
||||
},
|
||||
label: function(context) {
|
||||
let value = context.raw;
|
||||
if (currentMetric === 'bitrate') {
|
||||
return `${value.toFixed(1)} Mbps (lower is better)`;
|
||||
} else if (currentMetric === 'quality') {
|
||||
return `${value.toFixed(1)} dB (higher is better)`;
|
||||
} else if (currentMetric === 'speed') {
|
||||
return `${value.toFixed(0)} FPS (higher is better)`;
|
||||
} else if (currentMetric === 'efficiency') {
|
||||
return `${value.toFixed(2)} (higher is better)`;
|
||||
}
|
||||
return value;
|
||||
}
|
||||
}
|
||||
}
|
||||
},
|
||||
scales: {
|
||||
y: {
|
||||
beginAtZero: false,
|
||||
title: {
|
||||
display: true,
|
||||
text: metricConfig[currentMetric].yAxisLabel
|
||||
}
|
||||
},
|
||||
x: {
|
||||
title: {
|
||||
display: true,
|
||||
text: 'Encoder Profile'
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
// Destroy previous chart if exists
|
||||
if (chart) {
|
||||
chart.destroy();
|
||||
}
|
||||
|
||||
// Create new chart
|
||||
chart = new Chart(ctx, chartConfig);
|
||||
}
|
||||
|
||||
function updateLegend() {
|
||||
const legendContainer = document.getElementById('legend');
|
||||
legendContainer.innerHTML = '';
|
||||
|
||||
const groups = {
|
||||
'x264 (FFMPEG)': ['x264-medium'], // Using medium as representative color
|
||||
'NVIDIA G1': ['NVENC-G1-medium'], // Using medium as representative color
|
||||
'NVIDIA G2': ['NVENC-G2-medium'], // Using medium as representative color
|
||||
'NVIDIA G3': ['NVENC-G3-medium'], // Using medium as representative color
|
||||
'AMD VCE': ['AMD-balanced'], // Using balanced as representative color
|
||||
'Raspberry Pi': ['RPi-medium'] // Using medium as representative color
|
||||
};
|
||||
|
||||
Object.keys(groups).forEach(group => {
|
||||
const representativeEncoder = groups[group][0];
|
||||
const div = document.createElement('div');
|
||||
div.className = 'legend-item';
|
||||
|
||||
const colorBox = document.createElement('div');
|
||||
colorBox.className = 'color-box';
|
||||
colorBox.style.backgroundColor = encoderData[representativeEncoder].color;
|
||||
|
||||
const label = document.createElement('span');
|
||||
label.textContent = group;
|
||||
|
||||
div.appendChild(colorBox);
|
||||
div.appendChild(label);
|
||||
legendContainer.appendChild(div);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
// Event listeners for controls
|
||||
document.getElementById('metric-select').addEventListener('change', function() {
|
||||
currentMetric = this.value;
|
||||
updateChart();
|
||||
});
|
||||
|
||||
document.getElementById('resolution-select').addEventListener('change', function() {
|
||||
currentResolution = this.value;
|
||||
updateChart();
|
||||
});
|
||||
|
||||
// Initialize chart and legend
|
||||
document.addEventListener('DOMContentLoaded', function() {
|
||||
document.getElementById('metric-select').value = 'efficiency';
|
||||
updateLegend();
|
||||
updateChart();
|
||||
});
|
||||
</script>
|
||||
</body>
|
||||
</html>
|
||||
Reference in New Issue
Block a user