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<!DOCTYPE html> |
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<html lang="ja"> |
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<head> |
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<meta charset="UTF-8"> |
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<script src="https://soiz1-eruda3.hf.space/eruda.js"></script> |
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<meta name="viewport" content="width=device-width, initial-scale=1.0"> |
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<title>高度な音声動画プレイヤー</title> |
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<style> |
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body { |
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font-family: 'Arial', sans-serif; |
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background-color: #0a192f; |
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color: #e6f1ff; |
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margin: 0; |
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padding: 20px; |
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display: flex; |
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flex-direction: column; |
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align-items: center; |
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} |
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h1 { |
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color: #64ffda; |
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text-align: center; |
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margin-bottom: 30px; |
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border-bottom: 1px solid #64ffda; |
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padding-bottom: 10px; |
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width: 100%; |
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} |
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.container { |
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display: flex; |
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flex-direction: column; |
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width: 100%; |
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max-width: 800px; |
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background-color: #112240; |
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border-radius: 10px; |
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padding: 20px; |
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box-shadow: 0 0 20px rgba(100, 255, 218, 0.2); |
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} |
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.video-container { |
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position: relative; |
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width: 100%; |
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margin-bottom: 20px; |
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} |
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video { |
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width: 100%; |
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border-radius: 5px; |
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background-color: #000; |
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display: block; |
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cursor: pointer; |
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} |
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.video-controls { |
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background-color: rgba(17, 34, 64, 0.9); |
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padding: 10px; |
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border-radius: 0 0 5px 5px; |
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display: flex; |
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flex-direction: column; |
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gap: 10px; |
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} |
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.progress-container { |
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width: 100%; |
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height: 10px; |
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background-color: #1e2a47; |
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border-radius: 5px; |
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cursor: pointer; |
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position: relative; |
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} |
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.progress-bar { |
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height: 100%; |
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background-color: #64ffda; |
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border-radius: 5px; |
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width: 0%; |
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position: relative; |
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} |
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.progress-time { |
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position: absolute; |
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top: -25px; |
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transform: translateX(-50%); |
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background-color: rgba(30, 42, 71, 0.9); |
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padding: 3px 6px; |
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border-radius: 3px; |
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font-size: 12px; |
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display: none; |
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white-space: nowrap; |
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} |
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.main-controls { |
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display: flex; |
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align-items: center; |
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gap: 15px; |
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} |
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.control-button { |
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background: none; |
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border: none; |
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color: #e6f1ff; |
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font-size: 18px; |
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cursor: pointer; |
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padding: 5px; |
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border-radius: 50%; |
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width: 36px; |
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height: 36px; |
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display: flex; |
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align-items: center; |
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justify-content: center; |
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transition: background-color 0.3s; |
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} |
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.control-button:hover { |
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background-color: rgba(100, 255, 218, 0.2); |
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} |
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.time-display { |
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font-size: 14px; |
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color: #ccd6f6; |
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white-space: nowrap; |
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} |
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.volume-control { |
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display: flex; |
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align-items: center; |
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gap: 5px; |
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margin-left: auto; |
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} |
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.volume-button { |
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background: none; |
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border: none; |
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color: #e6f1ff; |
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font-size: 18px; |
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cursor: pointer; |
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padding: 5px; |
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} |
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.volume-slider { |
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width: 80px; |
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height: 6px; |
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-webkit-appearance: none; |
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background: #1e2a47; |
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border-radius: 3px; |
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outline: none; |
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opacity: 0; |
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transition: opacity 0.3s, width 0.3s; |
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} |
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.volume-control:hover .volume-slider { |
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opacity: 1; |
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width: 100px; |
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} |
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.volume-slider::-webkit-slider-thumb { |
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-webkit-appearance: none; |
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width: 12px; |
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height: 12px; |
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background: #64ffda; |
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border-radius: 50%; |
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cursor: pointer; |
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} |
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.speed-control { |
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display: flex; |
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align-items: center; |
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gap: 5px; |
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} |
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.speed-slider { |
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width: 80px; |
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height: 6px; |
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-webkit-appearance: none; |
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background: #1e2a47; |
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border-radius: 3px; |
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outline: none; |
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} |
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.speed-slider::-webkit-slider-thumb { |
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-webkit-appearance: none; |
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width: 12px; |
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height: 12px; |
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background: #64ffda; |
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border-radius: 50%; |
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cursor: pointer; |
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} |
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.speed-value { |
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font-size: 14px; |
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min-width: 30px; |
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text-align: center; |
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} |
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.fullscreen-button { |
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margin-left: 10px; |
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} |
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.audio-controls { |
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display: flex; |
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flex-direction: column; |
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gap: 10px; |
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margin-bottom: 15px; |
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} |
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.audio-item { |
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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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.audio-item label { |
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min-width: 50px; |
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color: #64ffda; |
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} |
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.audio-slider { |
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flex-grow: 1; |
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height: 8px; |
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-webkit-appearance: none; |
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background: #1e2a47; |
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border-radius: 5px; |
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outline: none; |
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} |
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.audio-slider::-webkit-slider-thumb { |
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-webkit-appearance: none; |
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width: 18px; |
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height: 18px; |
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background: #64ffda; |
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border-radius: 50%; |
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cursor: pointer; |
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} |
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.settings { |
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background-color: #1e2a47; |
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padding: 15px; |
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border-radius: 5px; |
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margin-bottom: 20px; |
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} |
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.setting-item { |
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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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margin-bottom: 10px; |
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} |
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.setting-item:last-child { |
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margin-bottom: 0; |
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} |
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.setting-item label { |
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color: #ccd6f6; |
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} |
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.global-volume-container, .playback-speed-container { |
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display: flex; |
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align-items: center; |
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gap: 10px; |
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width: 100%; |
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} |
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.global-volume-slider, .playback-speed-slider { |
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flex-grow: 1; |
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height: 8px; |
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-webkit-appearance: none; |
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background: #1e2a47; |
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border-radius: 5px; |
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outline: none; |
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} |
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.global-volume-slider::-webkit-slider-thumb, |
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.playback-speed-slider::-webkit-slider-thumb { |
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-webkit-appearance: none; |
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width: 16px; |
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height: 16px; |
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background: #64ffda; |
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border-radius: 50%; |
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cursor: pointer; |
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} |
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.slider-value { |
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min-width: 40px; |
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text-align: right; |
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} |
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input[type="number"], input[type="checkbox"], select { |
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background-color: #112240; |
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border: 1px solid #64ffda; |
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color: #e6f1ff; |
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padding: 5px; |
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border-radius: 3px; |
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} |
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.tech-decoration { |
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width: 100%; |
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height: 2px; |
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background: linear-gradient(90deg, transparent, #64ffda, transparent); |
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margin: 20px 0; |
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} |
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.video-container:-webkit-full-screen { |
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width: 100%; |
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height: 100%; |
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background-color: black; |
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} |
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.video-container:-webkit-full-screen video { |
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width: 100%; |
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height: 100%; |
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} |
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.video-container:-webkit-full-screen .video-controls { |
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position: fixed; |
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bottom: 0; |
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left: 0; |
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right: 0; |
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width: 100%; |
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border-radius: 0; |
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} |
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.loading-overlay { |
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position: fixed; |
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top: 0; |
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left: 0; |
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width: 100%; |
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height: 100%; |
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background-color: rgba(0, 0, 0, 0.8); |
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display: flex; |
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justify-content: center; |
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align-items: center; |
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z-index: 9999; |
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transition: opacity 1s ease-out; |
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} |
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.spinner-box { |
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width: 300px; |
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height: 300px; |
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display: flex; |
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justify-content: center; |
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align-items: center; |
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background-color: transparent; |
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} |
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.leo { |
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position: absolute; |
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display: flex; |
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justify-content: center; |
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align-items: center; |
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border-radius: 50%; |
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} |
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.blue-orbit { |
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width: 165px; |
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height: 165px; |
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border: 1px solid #91daffa5; |
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animation: spin3D 3s linear .2s infinite; |
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} |
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.green-orbit { |
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width: 120px; |
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height: 120px; |
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border: 1px solid #91ffbfa5; |
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animation: spin3D 2s linear 0s infinite; |
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} |
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.red-orbit { |
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width: 90px; |
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height: 90px; |
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border: 1px solid #ffca91a5; |
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animation: spin3D 1s linear 0s infinite; |
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} |
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.white-orbit { |
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width: 60px; |
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height: 60px; |
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border: 2px solid #ffffff; |
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animation: spin3D 10s linear 0s infinite; |
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} |
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.w1 { |
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transform: rotate3D(1, 1, 1, 90deg); |
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} |
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.w2 { |
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transform: rotate3D(1, 2, .5, 90deg); |
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} |
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.w3 { |
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transform: rotate3D(.5, 1, 2, 90deg); |
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} |
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@keyframes spin3D { |
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from { |
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transform: rotate3d(.5,.5,.5, 360deg); |
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} |
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to { |
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transform: rotate3d(0,0,0, 0deg); |
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} |
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} |
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@keyframes spin { |
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from { |
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transform: rotate(0deg); |
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} |
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to { |
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transform: rotate(360deg); |
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} |
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} |
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.time-set-button { |
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background-color: #112240; |
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border: 1px solid #64ffda; |
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color: #e6f1ff; |
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padding: 5px 10px; |
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border-radius: 3px; |
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cursor: pointer; |
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font-size: 12px; |
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margin-left: 5px; |
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transition: background-color 0.3s; |
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} |
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.time-set-button:hover { |
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background-color: rgba(100, 255, 218, 0.2); |
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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="loading-overlay" id="loadingOverlay"> |
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<div class="spinner-box"> |
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<div class="blue-orbit leo"></div> |
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<div class="green-orbit leo"></div> |
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<div class="red-orbit leo"></div> |
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<div class="white-orbit w1 leo"></div> |
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<div class="white-orbit w2 leo"></div> |
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<div class="white-orbit w3 leo"></div> |
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</div> |
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</div> |
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<h1>高度な音声動画プレイヤー</h1> |
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<div class="container"> |
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<div class="video-container" id="video-container"> |
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<video id="video" muted> |
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<source src="v.mp4" type="video/mp4"> |
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</video> |
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<div class="video-controls"> |
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<div class="progress-container" id="progress-container"> |
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<div class="progress-bar" id="progress-bar"></div> |
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<div class="progress-time" id="progress-time">00:00</div> |
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</div> |
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<div class="main-controls"> |
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<button class="control-button" id="play-pause-btn">▶</button> |
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<div class="time-display" id="time-display">00:00.00 / 00:00.00</div> |
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<div class="volume-control"> |
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<button class="volume-button" id="volume-btn">🔊</button> |
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<input type="range" class="volume-slider" id="volume-slider" min="0" max="1" step="0.01" value="1"> |
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</div> |
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<div class="speed-control"> |
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<span class="speed-value" id="speed-value">1.00x</span> |
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<input type="range" class="speed-slider" id="speed-slider" min="0.25" max="3" step="0.05" value="1"> |
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</div> |
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<button class="control-button fullscreen-button" id="fullscreen-btn">⛶</button> |
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</div> |
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</div> |
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</div> |
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<div class="tech-decoration"></div> |
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<div class="settings"> |
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<h2>設定</h2> |
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<div class="setting-item"> |
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<label for="start-time">再生開始秒数:</label> |
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<div> |
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<input type="number" id="start-time" min="0" value="0" step="0.1"> |
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<button class="time-set-button" id="set-start-time">現在の秒数に設定</button> |
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</div> |
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</div> |
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<div class="setting-item"> |
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<label for="end-time">再生終了秒数:</label> |
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<div> |
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<input type="number" id="end-time" min="0" value="0" step="0.1"> |
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<button class="time-set-button" id="set-end-time">現在の秒数に設定</button> |
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</div> |
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</div> |
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<div class="setting-item"> |
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<label for="loop">ループ再生:</label> |
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<input type="checkbox" id="loop"> |
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</div> |
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<div class="setting-item"> |
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<div class="global-volume-container"> |
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<label>全体音量係数:</label> |
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<input type="range" class="global-volume-slider" id="global-volume" min="0" max="10" step="0.01" value="0.5"> |
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<span class="slider-value" id="global-volume-value">0.5</span> |
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</div> |
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</div> |
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<div class="setting-item"> |
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<div class="playback-speed-container"> |
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<label>再生速度:</label> |
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<input type="range" class="playback-speed-slider" id="playback-speed" min="0.5" max="2" step="0.01" value="1"> |
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<span class="slider-value" id="playback-speed-value">1.00x</span> |
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</div> |
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</div> |
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</div> |
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<div class="tech-decoration"></div> |
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<div class="audio-controls"> |
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<h2>音声コントロール</h2> |
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<div class="audio-item"> |
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<label>p.mp3</label> |
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<input type="range" class="audio-slider" data-audio="p" min="0" max="1" step="0.01" value="1"> |
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<span class="slider-value volume-value">1.00</span> |
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</div> |
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<div class="audio-item"> |
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<label>a.mp3</label> |
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<input type="range" class="audio-slider" data-audio="a" min="0" max="1" step="0.01" value="1"> |
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<span class="slider-value volume-value">1.00</span> |
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</div> |
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<div class="audio-item"> |
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<label>t.mp3</label> |
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<input type="range" class="audio-slider" data-audio="t" min="0" max="1" step="0.01" value="1"> |
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<span class="slider-value volume-value">1.00</span> |
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</div> |
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<div class="audio-item"> |
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<label>s.mp3</label> |
|
|
<input type="range" class="audio-slider" data-audio="s" min="0" max="1" step="0.01" value="1"> |
|
|
<span class="slider-value volume-value">1.00</span> |
|
|
</div> |
|
|
<div class="audio-item"> |
|
|
<label>k.mp3</label> |
|
|
<input type="range" class="audio-slider" data-audio="k" min="0" max="1" step="0.01" value="1"> |
|
|
<span class="slider-value volume-value">1.00</span> |
|
|
</div> |
|
|
</div> |
|
|
</div> |
|
|
|
|
|
<script> |
|
|
document.addEventListener('DOMContentLoaded', function() { |
|
|
|
|
|
let loadingCount = 0; |
|
|
let totalToLoad = 6; |
|
|
|
|
|
|
|
|
function checkLoadingComplete() { |
|
|
loadingCount++; |
|
|
if (loadingCount >= totalToLoad) { |
|
|
setTimeout(function() { |
|
|
const loadingOverlay = document.getElementById('loadingOverlay'); |
|
|
loadingOverlay.style.opacity = '0'; |
|
|
setTimeout(function() { |
|
|
loadingOverlay.style.display = 'none'; |
|
|
}, 1000); |
|
|
}, 500); |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
function handleError(error, message) { |
|
|
console.error(message, error); |
|
|
window.alert(`${message}\n\nエラー詳細: ${error.message}`); |
|
|
} |
|
|
|
|
|
|
|
|
function setPreservesPitch(el, value) { |
|
|
try { |
|
|
if ('preservesPitch' in el) { |
|
|
el.preservesPitch = value; |
|
|
} else if ('webkitPreservesPitch' in el) { |
|
|
el.webkitPreservesPitch = value; |
|
|
} else if ('mozPreservesPitch' in el) { |
|
|
el.mozPreservesPitch = value; |
|
|
} |
|
|
} catch (error) { |
|
|
handleError(error, 'ピッチ設定中にエラーが発生しました'); |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
const video = document.getElementById('video'); |
|
|
const videoContainer = document.getElementById('video-container'); |
|
|
const playPauseBtn = document.getElementById('play-pause-btn'); |
|
|
const timeDisplay = document.getElementById('time-display'); |
|
|
const progressContainer = document.getElementById('progress-container'); |
|
|
const progressBar = document.getElementById('progress-bar'); |
|
|
const progressTime = document.getElementById('progress-time'); |
|
|
const volumeBtn = document.getElementById('volume-btn'); |
|
|
const volumeSlider = document.getElementById('volume-slider'); |
|
|
const speedSlider = document.getElementById('speed-slider'); |
|
|
const speedValue = document.getElementById('speed-value'); |
|
|
const playbackSpeedSlider = document.getElementById('playback-speed'); |
|
|
const playbackSpeedValue = document.getElementById('playback-speed-value'); |
|
|
const fullscreenBtn = document.getElementById('fullscreen-btn'); |
|
|
const startTimeInput = document.getElementById('start-time'); |
|
|
const endTimeInput = document.getElementById('end-time'); |
|
|
const loopCheckbox = document.getElementById('loop'); |
|
|
const globalVolumeSlider = document.getElementById('global-volume'); |
|
|
const globalVolumeValue = document.getElementById('global-volume-value'); |
|
|
const audioSliders = document.querySelectorAll('.audio-slider'); |
|
|
const volumeValues = document.querySelectorAll('.volume-value'); |
|
|
const setStartTimeBtn = document.getElementById('set-start-time'); |
|
|
const setEndTimeBtn = document.getElementById('set-end-time'); |
|
|
|
|
|
|
|
|
const audioElements = {}; |
|
|
|
|
|
|
|
|
const audioFiles = ['p', 'a', 't', 's', 'k']; |
|
|
|
|
|
|
|
|
let videoDuration = 0; |
|
|
let isPlaying = false; |
|
|
let isVideoPlaying = false; |
|
|
let lastVolume = 1; |
|
|
let currentPlaybackRate = 1; |
|
|
|
|
|
|
|
|
video.addEventListener('loadedmetadata', function() { |
|
|
try { |
|
|
videoDuration = video.duration; |
|
|
endTimeInput.value = videoDuration.toFixed(1); |
|
|
endTimeInput.max = videoDuration; |
|
|
startTimeInput.max = videoDuration - 0.1; |
|
|
updateTimeDisplay(); |
|
|
checkLoadingComplete(); |
|
|
} catch (error) { |
|
|
handleError(error, '動画メタデータ読み込み中にエラーが発生しました'); |
|
|
} |
|
|
}); |
|
|
|
|
|
|
|
|
video.addEventListener('error', function() { |
|
|
handleError(video.error, '動画読み込み中にエラーが発生しました'); |
|
|
}); |
|
|
|
|
|
|
|
|
playPauseBtn.addEventListener('click', function() { |
|
|
try { |
|
|
|
|
|
const endTime = parseFloat(endTimeInput.value) || videoDuration; |
|
|
if (video.currentTime >= endTime) { |
|
|
const startTime = parseFloat(startTimeInput.value) || 0; |
|
|
seekMedia(startTime); |
|
|
} |
|
|
|
|
|
togglePlayPause(); |
|
|
|
|
|
|
|
|
audioFiles.forEach(file => { |
|
|
if (audioElements[file]) { |
|
|
audioElements[file].play().catch(e => { |
|
|
if (e.name !== 'AbortError') { |
|
|
handleError(e, `音声再生中にエラーが発生しました (${file}.mp3)`); |
|
|
} |
|
|
}); |
|
|
} |
|
|
}); |
|
|
} catch (error) { |
|
|
handleError(error, '再生/一時停止操作中にエラーが発生しました'); |
|
|
} |
|
|
}); |
|
|
|
|
|
|
|
|
function updateTimeDisplay() { |
|
|
try { |
|
|
const currentTime = video.currentTime; |
|
|
const duration = video.duration || videoDuration; |
|
|
|
|
|
const currentMinutes = Math.floor(currentTime / 60); |
|
|
const currentSeconds = Math.floor(currentTime % 60); |
|
|
const currentMilliseconds = Math.floor((currentTime % 1) * 100); |
|
|
const durationMinutes = Math.floor(duration / 60); |
|
|
const durationSeconds = Math.floor(duration % 60); |
|
|
const durationMilliseconds = Math.floor((duration % 1) * 100); |
|
|
|
|
|
timeDisplay.textContent = |
|
|
`${String(currentMinutes).padStart(2, '0')}:${String(currentSeconds).padStart(2, '0')}.${String(currentMilliseconds).padStart(2, '0')} / ` + |
|
|
`${String(durationMinutes).padStart(2, '0')}:${String(durationSeconds).padStart(2, '0')}.${String(durationMilliseconds).padStart(2, '0')}`; |
|
|
|
|
|
|
|
|
const progressPercent = (currentTime / duration) * 100; |
|
|
progressBar.style.width = `${progressPercent}%`; |
|
|
|
|
|
|
|
|
const endTime = parseFloat(endTimeInput.value) || duration; |
|
|
if (currentTime >= endTime && endTime > 0) { |
|
|
if (loopCheckbox.checked) { |
|
|
const startTime = parseFloat(startTimeInput.value) || 0; |
|
|
seekMedia(startTime); |
|
|
if (!isPlaying) { |
|
|
playMedia(); |
|
|
} |
|
|
} else { |
|
|
pauseMedia(); |
|
|
} |
|
|
} |
|
|
} catch (error) { |
|
|
handleError(error, '時間表示更新中にエラーが発生しました'); |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
video.addEventListener('timeupdate', function() { |
|
|
updateTimeDisplay(); |
|
|
}); |
|
|
|
|
|
|
|
|
video.addEventListener('ended', function() { |
|
|
try { |
|
|
if (!loopCheckbox.checked) { |
|
|
const startTime = parseFloat(startTimeInput.value) || 0; |
|
|
seekMedia(startTime); |
|
|
pauseMedia(); |
|
|
} |
|
|
} catch (error) { |
|
|
handleError(error, '動画終了処理中にエラーが発生しました'); |
|
|
} |
|
|
}); |
|
|
|
|
|
|
|
|
progressContainer.addEventListener('click', function(e) { |
|
|
try { |
|
|
if (!video.duration) return; |
|
|
|
|
|
const rect = this.getBoundingClientRect(); |
|
|
const pos = (e.clientX - rect.left) / rect.width; |
|
|
const seekTime = pos * video.duration; |
|
|
|
|
|
seekMedia(seekTime); |
|
|
} catch (error) { |
|
|
handleError(error, 'シーク操作中にエラーが発生しました'); |
|
|
} |
|
|
}); |
|
|
|
|
|
|
|
|
function seekMedia(time) { |
|
|
try { |
|
|
const duration = video.duration || videoDuration; |
|
|
const startTime = parseFloat(startTimeInput.value) || 0; |
|
|
const endTime = parseFloat(endTimeInput.value) || duration; |
|
|
|
|
|
|
|
|
const seekTime = Math.max(startTime, Math.min(time, endTime)); |
|
|
|
|
|
video.currentTime = seekTime; |
|
|
|
|
|
|
|
|
audioFiles.forEach(file => { |
|
|
if (audioElements[file]) { |
|
|
audioElements[file].currentTime = seekTime; |
|
|
} |
|
|
}); |
|
|
} catch (error) { |
|
|
handleError(error, 'メディアシーク中にエラーが発生しました'); |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
progressContainer.addEventListener('mousemove', function(e) { |
|
|
try { |
|
|
if (!video.duration) return; |
|
|
|
|
|
const rect = this.getBoundingClientRect(); |
|
|
const pos = (e.clientX - rect.left) / rect.width; |
|
|
const hoverTime = pos * video.duration; |
|
|
|
|
|
const minutes = Math.floor(hoverTime / 60); |
|
|
const seconds = Math.floor(hoverTime % 60); |
|
|
const milliseconds = Math.floor((hoverTime % 1) * 100); |
|
|
|
|
|
progressTime.textContent = `${String(minutes).padStart(2, '0')}:${String(seconds).padStart(2, '0')}.${String(milliseconds).padStart(2, '0')}`; |
|
|
progressTime.style.display = 'block'; |
|
|
progressTime.style.left = `${pos * 100}%`; |
|
|
} catch (error) { |
|
|
handleError(error, 'プログレスバー操作中にエラーが発生しました'); |
|
|
} |
|
|
}); |
|
|
|
|
|
progressContainer.addEventListener('mouseleave', function() { |
|
|
progressTime.style.display = 'none'; |
|
|
}); |
|
|
|
|
|
|
|
|
video.addEventListener('click', function() { |
|
|
togglePlayPause(); |
|
|
}); |
|
|
|
|
|
|
|
|
function togglePlayPause() { |
|
|
if (isVideoPlaying) { |
|
|
pauseMedia(); |
|
|
} else { |
|
|
playMedia(); |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
volumeSlider.addEventListener('input', function() { |
|
|
try { |
|
|
video.volume = this.value; |
|
|
lastVolume = this.value; |
|
|
updateVolumeIcon(); |
|
|
} catch (error) { |
|
|
handleError(error, '音量設定中にエラーが発生しました'); |
|
|
} |
|
|
}); |
|
|
|
|
|
|
|
|
volumeBtn.addEventListener('click', function() { |
|
|
try { |
|
|
if (video.volume > 0) { |
|
|
lastVolume = video.volume; |
|
|
video.volume = 0; |
|
|
volumeSlider.value = 0; |
|
|
} else { |
|
|
video.volume = lastVolume; |
|
|
volumeSlider.value = lastVolume; |
|
|
} |
|
|
updateVolumeIcon(); |
|
|
} catch (error) { |
|
|
handleError(error, '音量切り替え中にエラーが発生しました'); |
|
|
} |
|
|
}); |
|
|
|
|
|
|
|
|
function updateVolumeIcon() { |
|
|
if (video.volume === 0) { |
|
|
volumeBtn.textContent = '🔇'; |
|
|
} else if (video.volume < 0.5) { |
|
|
volumeBtn.textContent = '🔈'; |
|
|
} else { |
|
|
volumeBtn.textContent = '🔊'; |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
speedSlider.addEventListener('input', function() { |
|
|
try { |
|
|
const speed = parseFloat(this.value); |
|
|
speedValue.textContent = speed.toFixed(2) + 'x'; |
|
|
playbackSpeedSlider.value = speed; |
|
|
playbackSpeedValue.textContent = speed.toFixed(2) + 'x'; |
|
|
updatePlaybackRate(speed); |
|
|
} catch (error) { |
|
|
handleError(error, '再生速度設定中にエラーが発生しました'); |
|
|
} |
|
|
}); |
|
|
|
|
|
|
|
|
playbackSpeedSlider.addEventListener('input', function() { |
|
|
try { |
|
|
const speed = parseFloat(this.value); |
|
|
playbackSpeedValue.textContent = speed.toFixed(2) + 'x'; |
|
|
speedSlider.value = speed; |
|
|
speedValue.textContent = speed.toFixed(2) + 'x'; |
|
|
updatePlaybackRate(speed); |
|
|
} catch (error) { |
|
|
handleError(error, '再生速度設定中にエラーが発生しました'); |
|
|
} |
|
|
}); |
|
|
|
|
|
function updatePlaybackRate(speed) { |
|
|
try { |
|
|
currentPlaybackRate = speed; |
|
|
video.playbackRate = speed; |
|
|
|
|
|
|
|
|
audioFiles.forEach(file => { |
|
|
if (audioElements[file]) { |
|
|
audioElements[file].playbackRate = speed; |
|
|
setPreservesPitch(audioElements[file], true); |
|
|
} |
|
|
}); |
|
|
} catch (error) { |
|
|
handleError(error, '再生速度更新中にエラーが発生しました'); |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
fullscreenBtn.addEventListener('click', function() { |
|
|
try { |
|
|
if (videoContainer.requestFullscreen) { |
|
|
videoContainer.requestFullscreen(); |
|
|
} else if (videoContainer.webkitRequestFullscreen) { |
|
|
videoContainer.webkitRequestFullscreen(); |
|
|
} else if (videoContainer.msRequestFullscreen) { |
|
|
videoContainer.msRequestFullscreen(); |
|
|
} |
|
|
} catch (error) { |
|
|
handleError(error, '全画面表示中にエラーが発生しました'); |
|
|
} |
|
|
}); |
|
|
|
|
|
|
|
|
document.addEventListener('fullscreenchange', handleFullscreenChange); |
|
|
document.addEventListener('webkitfullscreenchange', handleFullscreenChange); |
|
|
document.addEventListener('msfullscreenchange', handleFullscreenChange); |
|
|
|
|
|
function handleFullscreenChange() { |
|
|
const isFullscreen = document.fullscreenElement || document.webkitFullscreenElement || document.msFullscreenElement; |
|
|
if (isFullscreen) { |
|
|
|
|
|
video.controls = false; |
|
|
} else { |
|
|
|
|
|
video.controls = false; |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
function loadAudioFiles() { |
|
|
audioFiles.forEach(file => { |
|
|
try { |
|
|
const audio = new Audio(`${file}.mp3`); |
|
|
audio.preload = 'auto'; |
|
|
setPreservesPitch(audio, true); |
|
|
audio.loop = false; |
|
|
audioElements[file] = audio; |
|
|
|
|
|
|
|
|
audio.addEventListener('loadedmetadata', function() { |
|
|
console.log(`${file}.mp3 loaded`); |
|
|
checkLoadingComplete(); |
|
|
}); |
|
|
|
|
|
|
|
|
audio.addEventListener('error', function() { |
|
|
handleError(audio.error, `音声ファイル読み込み中にエラーが発生しました (${file}.mp3)`); |
|
|
checkLoadingComplete(); |
|
|
}); |
|
|
} catch (error) { |
|
|
handleError(error, `音声ファイル初期化中にエラーが発生しました (${file}.mp3)`); |
|
|
checkLoadingComplete(); |
|
|
} |
|
|
}); |
|
|
} |
|
|
|
|
|
function playAudio(file, startTime) { |
|
|
if (!audioElements[file]) return; |
|
|
|
|
|
try { |
|
|
const audio = audioElements[file]; |
|
|
const duration = video.duration || videoDuration; |
|
|
const endTime = parseFloat(endTimeInput.value) || duration; |
|
|
|
|
|
|
|
|
const volumeSlider = document.querySelector(`.audio-slider[data-audio="${file}"]`); |
|
|
const volume = parseFloat(volumeSlider.value) * parseFloat(globalVolumeSlider.value/10); |
|
|
audio.volume = volume; |
|
|
|
|
|
|
|
|
audio.playbackRate = currentPlaybackRate; |
|
|
setPreservesPitch(audio, true); |
|
|
|
|
|
|
|
|
const playStartTime = Math.max(startTime, parseFloat(startTimeInput.value) || 0); |
|
|
const playEndTime = Math.min(endTime, duration); |
|
|
|
|
|
audio.currentTime = playStartTime; |
|
|
|
|
|
|
|
|
audio.play().catch(e => { |
|
|
if (e.name !== 'AbortError') { |
|
|
handleError(e, `音声再生中にエラーが発生しました (${file}.mp3)`); |
|
|
} |
|
|
}); |
|
|
|
|
|
|
|
|
audio.loop = loopCheckbox.checked; |
|
|
|
|
|
if (!loopCheckbox.checked) { |
|
|
|
|
|
setTimeout(() => { |
|
|
if (audio.currentTime >= playEndTime) { |
|
|
audio.pause(); |
|
|
} |
|
|
}, (playEndTime - playStartTime) * 1000); |
|
|
} |
|
|
} catch (error) { |
|
|
handleError(error, `音声再生中にエラーが発生しました (${file}.mp3)`); |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
function playMedia() { |
|
|
try { |
|
|
const startTime = video.currentTime; |
|
|
const endTime = parseFloat(endTimeInput.value) || videoDuration; |
|
|
|
|
|
|
|
|
const actualEndTime = Math.min(endTime, videoDuration); |
|
|
|
|
|
|
|
|
if (startTime >= actualEndTime) { |
|
|
video.currentTime = parseFloat(startTimeInput.value) || 0; |
|
|
} |
|
|
|
|
|
|
|
|
video.play(); |
|
|
isPlaying = true; |
|
|
isVideoPlaying = true; |
|
|
playPauseBtn.textContent = '⏸'; |
|
|
|
|
|
|
|
|
audioFiles.forEach(file => { |
|
|
playAudio(file, video.currentTime); |
|
|
}); |
|
|
} catch (error) { |
|
|
handleError(error, 'メディア再生中にエラーが発生しました'); |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
function pauseMedia() { |
|
|
if (!isPlaying) return; |
|
|
|
|
|
try { |
|
|
video.pause(); |
|
|
audioFiles.forEach(file => { |
|
|
if (audioElements[file]) { |
|
|
audioElements[file].pause(); |
|
|
} |
|
|
}); |
|
|
|
|
|
isPlaying = false; |
|
|
isVideoPlaying = false; |
|
|
playPauseBtn.textContent = '▶'; |
|
|
} catch (error) { |
|
|
handleError(error, 'メディア一時停止中にエラーが発生しました'); |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
audioSliders.forEach((slider, index) => { |
|
|
slider.addEventListener('input', function() { |
|
|
try { |
|
|
const value = parseFloat(this.value); |
|
|
volumeValues[index].textContent = value.toFixed(2); |
|
|
|
|
|
if (audioElements[this.dataset.audio]) { |
|
|
const globalVolume = parseFloat(globalVolumeSlider.value/10); |
|
|
audioElements[this.dataset.audio].volume = value * globalVolume; |
|
|
} |
|
|
} catch (error) { |
|
|
handleError(error, '音声ボリューム設定中にエラーが発生しました'); |
|
|
} |
|
|
}); |
|
|
}); |
|
|
|
|
|
|
|
|
globalVolumeSlider.addEventListener('input', function() { |
|
|
try { |
|
|
const value = parseFloat(this.value); |
|
|
globalVolumeValue.textContent = value.toFixed(1); |
|
|
|
|
|
audioFiles.forEach(file => { |
|
|
if (audioElements[file]) { |
|
|
const volumeSlider = document.querySelector(`.audio-slider[data-audio="${file}"]`); |
|
|
const volume = parseFloat(volumeSlider.value) * value; |
|
|
audioElements[file].volume = volume; |
|
|
} |
|
|
}); |
|
|
} catch (error) { |
|
|
handleError(error, '全体音量設定中にエラーが発生しました'); |
|
|
} |
|
|
}); |
|
|
|
|
|
|
|
|
loopCheckbox.addEventListener('change', function() { |
|
|
try { |
|
|
audioFiles.forEach(file => { |
|
|
if (audioElements[file]) { |
|
|
audioElements[file].loop = this.checked; |
|
|
} |
|
|
}); |
|
|
} catch (error) { |
|
|
handleError(error, 'ループ設定変更中にエラーが発生しました'); |
|
|
} |
|
|
}); |
|
|
|
|
|
|
|
|
setStartTimeBtn.addEventListener('click', function() { |
|
|
try { |
|
|
startTimeInput.value = video.currentTime.toFixed(1); |
|
|
} catch (error) { |
|
|
handleError(error, '開始時間設定中にエラーが発生しました'); |
|
|
} |
|
|
}); |
|
|
|
|
|
|
|
|
setEndTimeBtn.addEventListener('click', function() { |
|
|
try { |
|
|
endTimeInput.value = video.currentTime.toFixed(1); |
|
|
} catch (error) { |
|
|
handleError(error, '終了時間設定中にエラーが発生しました'); |
|
|
} |
|
|
}); |
|
|
|
|
|
|
|
|
loadAudioFiles(); |
|
|
updateVolumeIcon(); |
|
|
volumeSlider.value = video.volume; |
|
|
video.controls = false; |
|
|
}); |
|
|
</script> |
|
|
</body> |
|
|
</html> |
