- Html5 — Tai Phan Mem Pitch Shifter
<div class="audio-controls"> <button class="btn" id="playBtn" disabled>▶️ Play</button> <button class="btn" id="pauseStopBtn" disabled>⏸️ Pause / Stop</button> <label class="btn file-label" id="uploadLabel"> 📁 Load Audio <input type="file" id="audioUpload" accept="audio/*"> </label> </div>
audioUpload.addEventListener('change', (e) => const file = e.target.files[0]; if (file) loadAudioFile(file); ); tai phan mem pitch shifter - html5
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes"> <title>Tai Phần Mềm Pitch Shifter | Real-Time Audio Pitch Shifter (HTML5)</title> <style> * box-sizing: border-box; user-select: none; /* cleaner UI for knobs, but text select allowed */ button class="btn" id="playBtn" disabled>
.btn background: #1e2a3e; border: none; padding: 10px 20px; border-radius: 60px; font-weight: 600; color: white; display: inline-flex; align-items: center; gap: 8px; cursor: pointer; transition: 0.1s; flex: 1; justify-content: center; font-size: 0.9rem; box-shadow: 0 3px 6px rgba(0,0,0,0.3); border-bottom: 1px solid #3b82f640; button class="btn" id="pauseStopBtn" disabled>
