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Create index.html
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index.html
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512
index.html
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<!DOCTYPE html>
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<html lang="en">
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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>WebP Is Superior</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, #667eea 0%, #764ba2 100%);
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min-height: 100vh;
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display: flex;
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align-items: center;
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justify-content: center;
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color: #333;
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}
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.container {
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background: rgba(255, 255, 255, 0.95);
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border-radius: 20px;
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padding: 40px;
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box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
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max-width: 800px;
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width: 90%;
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backdrop-filter: blur(10px);
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}
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h1 {
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text-align: center;
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color: #2c3e50;
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margin-bottom: 30px;
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font-size: 2.5em;
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font-weight: 700;
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background: linear-gradient(135deg, #667eea, #764ba2);
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-webkit-background-clip: text;
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-webkit-text-fill-color: transparent;
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background-clip: text;
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}
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.upload-area {
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border: 3px dashed #667eea;
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border-radius: 15px;
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padding: 60px 20px;
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text-align: center;
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cursor: pointer;
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transition: all 0.3s ease;
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background: linear-gradient(135deg, rgba(102, 126, 234, 0.05), rgba(118, 75, 162, 0.05));
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position: relative;
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overflow: hidden;
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}
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.upload-area:hover {
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border-color: #764ba2;
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background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
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transform: translateY(-2px);
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box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
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}
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.upload-area.dragover {
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border-color: #27ae60;
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background: linear-gradient(135deg, rgba(39, 174, 96, 0.1), rgba(46, 204, 113, 0.1));
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transform: scale(1.02);
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}
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.upload-icon {
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font-size: 4em;
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color: #667eea;
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margin-bottom: 20px;
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display: block;
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}
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.upload-text {
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font-size: 1.2em;
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color: #555;
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margin-bottom: 15px;
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}
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.upload-subtext {
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color: #888;
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font-size: 0.9em;
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}
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#fileInput {
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display: none;
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}
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.quality-controls {
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margin: 30px 0;
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padding: 25px;
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background: rgba(102, 126, 234, 0.05);
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border-radius: 15px;
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border: 1px solid rgba(102, 126, 234, 0.2);
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}
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.quality-row {
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display: flex;
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align-items: center;
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gap: 15px;
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margin-bottom: 15px;
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}
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.quality-row:last-child {
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margin-bottom: 0;
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}
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.quality-row label {
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font-weight: 600;
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color: #2c3e50;
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min-width: 120px;
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}
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.quality-slider {
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flex: 1;
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height: 8px;
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border-radius: 4px;
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background: #ddd;
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outline: none;
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transition: background 0.3s;
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}
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.quality-slider::-webkit-slider-thumb {
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appearance: none;
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width: 20px;
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height: 20px;
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border-radius: 50%;
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background: linear-gradient(135deg, #667eea, #764ba2);
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cursor: pointer;
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box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
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}
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.quality-value {
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font-weight: bold;
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color: #667eea;
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min-width: 60px;
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text-align: center;
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}
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.checkbox-container {
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display: flex;
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align-items: center;
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gap: 10px;
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}
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.checkbox-container input[type="checkbox"] {
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width: 18px;
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height: 18px;
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accent-color: #667eea;
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}
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.results {
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margin-top: 30px;
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}
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.file-result {
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background: white;
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border-radius: 15px;
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padding: 25px;
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margin-bottom: 20px;
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box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
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border: 1px solid rgba(102, 126, 234, 0.1);
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}
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.file-info {
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display: grid;
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grid-template-columns: 1fr 1fr;
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gap: 20px;
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margin-bottom: 20px;
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}
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.info-section h4 {
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color: #2c3e50;
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margin-bottom: 10px;
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font-size: 1.1em;
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}
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.info-item {
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display: flex;
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justify-content: space-between;
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margin-bottom: 5px;
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padding: 5px 0;
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border-bottom: 1px solid #f0f0f0;
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}
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.info-label {
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color: #666;
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font-weight: 500;
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}
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.info-value {
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color: #2c3e50;
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font-weight: 600;
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}
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.size-reduction {
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color: #27ae60;
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font-weight: bold;
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}
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.size-increase {
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color: #e74c3c;
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font-weight: bold;
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}
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.download-btn {
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background: linear-gradient(135deg, #667eea, #764ba2);
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color: white;
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border: none;
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padding: 12px 30px;
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border-radius: 25px;
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cursor: pointer;
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font-weight: 600;
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font-size: 1em;
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transition: all 0.3s ease;
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text-decoration: none;
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display: inline-flex;
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align-items: center;
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gap: 8px;
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}
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.download-btn:hover {
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transform: translateY(-2px);
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box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
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}
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.progress-bar {
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width: 100%;
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height: 8px;
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background: #f0f0f0;
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border-radius: 4px;
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overflow: hidden;
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margin: 20px 0;
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}
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.progress-fill {
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height: 100%;
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background: linear-gradient(135deg, #667eea, #764ba2);
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width: 0%;
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transition: width 0.3s ease;
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}
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.supported-formats {
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margin-top: 20px;
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text-align: center;
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color: #666;
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font-size: 0.9em;
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}
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.format-list {
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color: #667eea;
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font-weight: 600;
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}
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@media (max-width: 600px) {
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.container {
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padding: 20px;
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margin: 20px;
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}
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.file-info {
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grid-template-columns: 1fr;
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}
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.quality-row {
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flex-direction: column;
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align-items: stretch;
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gap: 10px;
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}
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.quality-row label {
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min-width: auto;
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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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<h1>WebP Is Superior.</h1>
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<div class="upload-area" onclick="document.getElementById('fileInput').click()">
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<div class="upload-icon">📁</div>
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<div class="upload-text">Click to select images or drag and drop</div>
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<div class="upload-subtext">Convert your images to WebP format with superior quality</div>
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</div>
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<input type="file" id="fileInput" multiple accept=".jpg,.jpeg,.png,.bmp,.gif,.tiff,.webp,.svg,.ico,.avif,.heic">
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<div class="quality-controls">
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<div class="quality-row">
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<label for="qualitySlider">Quality:</label>
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<input type="range" id="qualitySlider" class="quality-slider" min="0" max="100" value="95">
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<span class="quality-value" id="qualityValue">95%</span>
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</div>
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<div class="quality-row">
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<div class="checkbox-container">
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<input type="checkbox" id="preserveMetadata">
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<label for="preserveMetadata">Preserve original filename</label>
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</div>
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</div>
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</div>
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<div class="supported-formats">
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<strong>Supported formats:</strong>
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<span class="format-list">JPEG, PNG, BMP, GIF, TIFF, WebP, SVG, ICO, AVIF, HEIC</span>
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</div>
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<div id="results" class="results"></div>
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</div>
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<script>
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const uploadArea = document.querySelector('.upload-area');
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const fileInput = document.getElementById('fileInput');
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const qualitySlider = document.getElementById('qualitySlider');
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const qualityValue = document.getElementById('qualityValue');
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const preserveMetadata = document.getElementById('preserveMetadata');
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const results = document.getElementById('results');
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// Update quality display
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qualitySlider.addEventListener('input', (e) => {
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const value = e.target.value;
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if (value == 100) {
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qualityValue.textContent = '100% (Lossless)';
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} else {
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qualityValue.textContent = value + '%';
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}
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});
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// Drag and drop functionality
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uploadArea.addEventListener('dragover', (e) => {
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e.preventDefault();
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uploadArea.classList.add('dragover');
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});
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uploadArea.addEventListener('dragleave', () => {
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uploadArea.classList.remove('dragover');
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});
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uploadArea.addEventListener('drop', (e) => {
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e.preventDefault();
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uploadArea.classList.remove('dragover');
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const files = Array.from(e.dataTransfer.files);
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processFiles(files);
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});
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// File input change
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fileInput.addEventListener('change', (e) => {
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const files = Array.from(e.target.files);
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processFiles(files);
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});
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function formatFileSize(bytes) {
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if (bytes === 0) return '0 Bytes';
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const k = 1024;
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const sizes = ['Bytes', 'KB', 'MB', 'GB'];
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const i = Math.floor(Math.log(bytes) / Math.log(k));
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return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
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}
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function calculateSavings(originalSize, newSize) {
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const savings = ((originalSize - newSize) / originalSize) * 100;
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return savings.toFixed(1);
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}
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async function processFiles(files) {
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results.innerHTML = '';
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for (let i = 0; i < files.length; i++) {
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const file = files[i];
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await processFile(file, i + 1, files.length);
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}
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}
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async function processFile(file, index, total) {
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const resultDiv = document.createElement('div');
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resultDiv.className = 'file-result';
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resultDiv.innerHTML = `
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<h3>Processing: ${file.name}</h3>
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<div class="progress-bar">
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<div class="progress-fill" style="width: 0%"></div>
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</div>
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`;
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results.appendChild(resultDiv);
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const progressFill = resultDiv.querySelector('.progress-fill');
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try {
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// Simulate progress
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progressFill.style.width = '20%';
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const img = new Image();
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img.crossOrigin = 'anonymous';
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const loadPromise = new Promise((resolve, reject) => {
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img.onload = resolve;
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img.onerror = reject;
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});
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img.src = URL.createObjectURL(file);
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await loadPromise;
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progressFill.style.width = '50%';
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// Create canvas
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const canvas = document.createElement('canvas');
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const ctx = canvas.getContext('2d');
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canvas.width = img.naturalWidth;
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canvas.height = img.naturalHeight;
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// Draw image
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ctx.drawImage(img, 0, 0);
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progressFill.style.width = '80%';
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// Convert to WebP
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const isLossless = qualitySlider.value == 100;
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const quality = isLossless ? 1.0 : qualitySlider.value / 100;
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const webpDataUrl = canvas.toDataURL('image/webp', quality);
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// Convert data URL to blob for size calculation
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const webpBlob = await (await fetch(webpDataUrl)).blob();
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progressFill.style.width = '100%';
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// Generate filename
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const originalName = file.name.substring(0, file.name.lastIndexOf('.')) || file.name;
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const webpFilename = preserveMetadata.checked
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? `${originalName}.webp`
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: `converted_${Date.now()}_${index}.webp`;
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// Calculate compression stats
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const originalSize = file.size;
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const webpSize = webpBlob.size;
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const savings = calculateSavings(originalSize, webpSize);
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const compressionRatio = (originalSize / webpSize).toFixed(2);
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// Update result display
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resultDiv.innerHTML = `
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<div class="file-info">
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<div class="info-section">
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<h4>📄 Original File</h4>
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<div class="info-item">
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<span class="info-label">Name:</span>
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<span class="info-value">${file.name}</span>
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</div>
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<div class="info-item">
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<span class="info-label">Size:</span>
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<span class="info-value">${formatFileSize(originalSize)}</span>
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</div>
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<div class="info-item">
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<span class="info-label">Type:</span>
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<span class="info-value">${file.type || 'Unknown'}</span>
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</div>
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<div class="info-item">
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<span class="info-label">Dimensions:</span>
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<span class="info-value">${img.naturalWidth} × ${img.naturalHeight}</span>
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</div>
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</div>
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<div class="info-section">
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<h4>🚀 WebP Result</h4>
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<div class="info-item">
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<span class="info-label">Name:</span>
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<span class="info-value">${webpFilename}</span>
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</div>
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<div class="info-item">
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<span class="info-label">Size:</span>
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<span class="info-value">${formatFileSize(webpSize)}</span>
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</div>
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<div class="info-item">
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<span class="info-label">Quality:</span>
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<span class="info-value">${qualitySlider.value == 100 ? 'Lossless' : qualitySlider.value + '%'}</span>
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</div>
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<div class="info-item">
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<span class="info-label">Size Change:</span>
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<span class="info-value ${webpSize < originalSize ? 'size-reduction' : 'size-increase'}">
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${webpSize < originalSize ? '-' : '+'}${Math.abs(savings)}%
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</span>
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</div>
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<div class="info-item">
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<span class="info-label">Compression:</span>
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<span class="info-value">${compressionRatio}:1</span>
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</div>
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</div>
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</div>
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<a href="${webpDataUrl}" download="${webpFilename}" class="download-btn">
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💾 Download WebP
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</a>
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`;
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// Clean up
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URL.revokeObjectURL(img.src);
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} catch (error) {
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console.error('Error processing file:', error);
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resultDiv.innerHTML = `
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<h3>❌ Error processing: ${file.name}</h3>
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<p style="color: #e74c3c; margin-top: 10px;">
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${error.message || 'Failed to convert file. Please ensure it\'s a valid image format.'}
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</p>
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`;
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}
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}
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</script>
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</body>
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</html>
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