Midi Clef Karaoke Player Apr 2026
async initAudio()
this.initEventListeners(); this.initAudio();
.clef-indicator font-size: 18px; font-weight: bold; margin-bottom: 10px; text-align: center; color: #ffd700; </style> </head> <body> <div class="container"> <div class="player"> <div class="controls"> <input type="file" id="midiFileInput" accept=".mid,.midi"> <button id="playBtn">▶ Play</button> <button id="pauseBtn">⏸ Pause</button> <button id="stopBtn">⏹ Stop</button> </div> <div class="clef-indicator" id="clefIndicator">Clef: --</div> <div class="staff-container"> <canvas id="staffCanvas" width="900" height="300"></canvas> </div> <div class="lyrics" id="lyricsDisplay">🎵 Load a MIDI file to start 🎵</div> <div class="info"> 🎹 Supports karaoke MIDI files with lyrics | Clef auto-detected | Scrolling notes </div> </div> </div> midi clef karaoke player
canvas display: block; margin: 0 auto; background: #fff9e8; border-radius: 10px; cursor: pointer;
pause() if (this.isPlaying) this.isPlaying = false; this.currentPauseTime = (performance.now() - this.startTime) / 1000; MIDI.stopAllNotes(); async initAudio() this
.staff-container background: #fff9e8; border-radius: 15px; padding: 20px; margin-bottom: 20px; overflow-x: auto; position: relative; box-shadow: inset 0 0 10px rgba(0,0,0,0.1);
.container background: rgba(255,255,255,0.1); backdrop-filter: blur(10px); border-radius: 30px; padding: 25px; box-shadow: 0 20px 40px rgba(0,0,0,0.3); border: 1px solid rgba(255,255,255,0.2); async initAudio() this.initEventListeners()
.lyrics background: rgba(0,0,0,0.7); color: #ffd700; padding: 15px; border-radius: 15px; text-align: center; font-size: 20px; font-weight: bold; margin-top: 15px; font-family: monospace;
initEventListeners() document.getElementById('midiFileInput').addEventListener('change', (e) => this.loadMIDI(e)); document.getElementById('playBtn').addEventListener('click', () => this.play()); document.getElementById('pauseBtn').addEventListener('click', () => this.pause()); document.getElementById('stopBtn').addEventListener('click', () => this.stop());
button:hover background: #ff6b6b; transform: translateY(-2px); box-shadow: 0 6px 12px rgba(0,0,0,0.3);
const arrayBuffer = await file.arrayBuffer(); this.midiData = new MIDI.File(arrayBuffer); this.parseMIDIData(); this.detectClef(); this.drawStaff(); document.getElementById('lyricsDisplay').innerHTML = '🎤 Ready to play 🎤';
