328 lines
12 KiB
HTML
328 lines
12 KiB
HTML
<!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>Discord Audio Gateway v4</title>
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<link href="https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600&display=swap" rel="stylesheet">
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<style>
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:root {
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--primary: #5865F2;
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--success: #43b581;
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--danger: #f04747;
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--bg: #36393f;
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--card: #2f3136;
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--text: #ffffff;
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--text-muted: #b9bbbe;
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}
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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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font-family: 'Outfit', sans-serif;
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}
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body {
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background-color: var(--bg);
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color: var(--text);
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display: flex;
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justify-content: center;
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align-items: center;
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min-height: 100vh;
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padding: 20px;
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}
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.container {
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background-color: var(--card);
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padding: 2rem;
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border-radius: 20px;
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box-shadow: 0 10px 30px rgba(0,0,0,0.3);
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width: 100%;
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max-width: 500px;
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text-align: center;
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border: 1px solid rgba(255,255,255,0.05);
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}
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.status-card {
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background: rgba(0,0,0,0.2);
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padding: 1.5rem;
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border-radius: 15px;
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margin-bottom: 1.5rem;
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display: flex;
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flex-direction: column;
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align-items: center;
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gap: 10px;
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}
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.status-indicator {
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width: 12px;
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height: 12px;
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border-radius: 50%;
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background-color: #4f545c;
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}
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.status-indicator.active {
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background-color: var(--success);
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box-shadow: 0 0 15px var(--success);
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}
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.btn {
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padding: 12px 24px;
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border-radius: 10px;
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border: none;
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cursor: pointer;
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font-weight: 600;
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transition: all 0.2s ease;
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width: 100%;
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font-size: 1rem;
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}
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.btn-primary { background-color: var(--primary); color: white; }
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.btn-success { background-color: var(--success); color: white; }
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.btn-danger { background-color: var(--danger); color: white; }
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.visualizer {
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display: flex;
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align-items: flex-end;
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justify-content: center;
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gap: 3px;
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height: 50px;
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margin-top: 10px;
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width: 100%;
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}
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.bar {
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width: 6px;
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background: linear-gradient(to top, var(--primary), #8088f5);
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border-radius: 3px;
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height: 2px;
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}
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#userList {
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display: flex;
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flex-direction: column;
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gap: 10px;
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margin-top: 1rem;
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text-align: left;
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}
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.user-item {
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display: flex;
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align-items: center;
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gap: 10px;
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padding: 8px;
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border-radius: 10px;
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background: rgba(255,255,255,0.03);
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border-left: 4px solid transparent;
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}
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.user-item.speaking {
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border-left-color: var(--success);
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background: rgba(67, 181, 129, 0.1);
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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 style="margin-bottom: 0.5rem;">Discord Gateway v4</h1>
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<p style="color: var(--text-muted); font-size: 0.8rem; margin-bottom: 2rem;">Optimized 24kHz Mono Bridge</p>
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<div class="status-card">
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<div style="display: flex; align-items: center; gap: 10px;">
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<div id="statusIndicator" class="status-indicator"></div>
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<span id="statusText">Connecting...</span>
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</div>
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<button id="toggleBtn" class="btn btn-primary">Start Transmitting</button>
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<div class="visualizer" id="visualizer"></div>
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</div>
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<div class="status-card">
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<span id="listenStatus" style="color: var(--text-muted);">Speaker Off</span>
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<button id="listenBtn" class="btn btn-success">Join Listen Channel</button>
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</div>
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<div style="margin-top: 1.5rem;">
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<h3 style="font-size: 0.9rem; color: var(--text-muted); text-align: left; margin-bottom: 10px;">Participants</h3>
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<div id="userList"></div>
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</div>
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</div>
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<script>
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const toggleBtn = document.getElementById('toggleBtn');
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const listenBtn = document.getElementById('listenBtn');
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const statusIndicator = document.getElementById('statusIndicator');
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const statusText = document.getElementById('statusText');
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const listenStatus = document.getElementById('listenStatus');
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const userList = document.getElementById('userList');
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const visualizer = document.getElementById('visualizer');
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for (let i = 0; i < 32; i++) {
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const bar = document.createElement('div');
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bar.className = 'bar';
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visualizer.appendChild(bar);
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}
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const bars = document.querySelectorAll('.bar');
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let socket = null;
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let isStreaming = false;
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let isListening = false;
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let audioContextTransmit = null;
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let audioContextListen = null;
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let processor = null;
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let nextStartTime = 0;
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// Optimized settings (1/4 bandwidth compared to 48k Stereo)
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const SAMPLE_RATE = 24000;
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const CHANNELS = 1;
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function initWebSocket() {
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if (socket && (socket.readyState === WebSocket.OPEN || socket.readyState === WebSocket.CONNECTING)) return;
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socket = new WebSocket(`ws://${window.location.hostname}:3001`);
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socket.binaryType = 'arraybuffer';
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socket.onopen = () => {
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statusText.innerText = 'Server Connected';
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statusIndicator.classList.add('active');
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};
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socket.onmessage = (event) => {
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if (event.data instanceof ArrayBuffer) {
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handleIncomingPCM(event.data);
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} else {
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try {
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const data = JSON.parse(event.data);
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if (data.type === 'user_state') updateUserList(data.users);
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} catch (e) {}
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}
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};
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socket.onclose = () => {
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statusText.innerText = 'Server Offline';
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statusIndicator.classList.remove('active');
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setTimeout(initWebSocket, 2000);
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};
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}
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function updateUserList(users) {
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userList.innerHTML = users.map(user => `
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<div class="user-item ${user.speaking ? 'speaking' : ''}">
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<img src="${user.avatar}" style="width: 32px; height: 32px; border-radius: 50%;">
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<div style="flex: 1;">
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<div style="font-size: 0.85rem; font-weight: 600;">${user.username}</div>
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<div style="font-size: 0.7rem; color: ${user.speaking ? '#43b581' : '#b9bbbe'};">
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${user.speaking ? 'Speaking' : 'Idle'}
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</div>
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</div>
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</div>
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`).join('');
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}
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const userTimelines = new Map();
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function handleIncomingPCM(data) {
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if (!isListening || !audioContextListen) return;
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// Parse 4-byte hash header
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const headerView = new DataView(data, 0, 4);
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const userIdHash = headerView.getInt32(0, true);
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const audioData = data.slice(4);
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const int16Array = new Int16Array(audioData);
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const float32Array = new Float32Array(int16Array.length);
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for (let i = 0; i < int16Array.length; i++) float32Array[i] = int16Array[i] / 32768;
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const audioBuffer = audioContextListen.createBuffer(CHANNELS, float32Array.length / CHANNELS, SAMPLE_RATE);
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const nowBuffering = audioBuffer.getChannelData(0);
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for (let i = 0; i < audioBuffer.length; i++) nowBuffering[i] = float32Array[i];
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const source = audioContextListen.createBufferSource();
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source.buffer = audioBuffer;
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source.connect(audioContextListen.destination);
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const currentTime = audioContextListen.currentTime;
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let userNextStartTime = userTimelines.get(userIdHash) || 0;
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if (userNextStartTime < currentTime) userNextStartTime = currentTime + 0.05;
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source.start(userNextStartTime);
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userNextStartTime += audioBuffer.duration;
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userTimelines.set(userIdHash, userNextStartTime);
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}
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toggleBtn.onclick = async () => {
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if (isStreaming) {
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stopStreaming();
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} else {
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await startStreaming();
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}
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};
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async function startStreaming() {
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try {
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const stream = await navigator.mediaDevices.getUserMedia({ audio: true });
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isStreaming = true;
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toggleBtn.innerText = 'Stop Transmitting';
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toggleBtn.className = 'btn btn-danger';
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audioContextTransmit = new (window.AudioContext || window.webkitAudioContext)({ sampleRate: SAMPLE_RATE });
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const source = audioContextTransmit.createMediaStreamSource(stream);
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const analyser = audioContextTransmit.createAnalyser();
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analyser.fftSize = 64;
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source.connect(analyser);
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const dataArray = new Uint8Array(analyser.frequencyBinCount);
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processor = audioContextTransmit.createScriptProcessor(4096, 1, 1);
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source.connect(processor);
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processor.connect(audioContextTransmit.destination);
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processor.onaudioprocess = (e) => {
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if (!isStreaming || socket.readyState !== WebSocket.OPEN) return;
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const inputData = e.inputBuffer.getChannelData(0);
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const pcmData = new Int16Array(inputData.length);
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for (let i = 0; i < inputData.length; i++) {
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pcmData[i] = Math.max(-1, Math.min(1, inputData[i])) * 32767;
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}
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socket.send(pcmData.buffer);
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analyser.getByteFrequencyData(dataArray);
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bars.forEach((bar, index) => {
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const percent = (dataArray[index] / 255) * 100;
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bar.style.height = `${Math.max(2, percent)}%`;
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});
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};
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} catch (err) {
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alert('Microphone access denied: ' + err.message);
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}
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}
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function stopStreaming() {
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isStreaming = false;
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if (processor) processor.disconnect();
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if (audioContextTransmit) audioContextTransmit.close();
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toggleBtn.innerText = 'Start Transmitting';
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toggleBtn.className = 'btn btn-primary';
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bars.forEach(bar => bar.style.height = '2px');
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}
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listenBtn.onclick = () => {
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if (!audioContextListen) audioContextListen = new (window.AudioContext || window.webkitAudioContext)({ sampleRate: SAMPLE_RATE });
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if (isListening) {
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audioContextListen.suspend();
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listenBtn.innerText = 'Join Listen Channel';
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listenStatus.innerText = 'Speaker Off';
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isListening = false;
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} else {
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audioContextListen.resume();
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listenBtn.innerText = 'Stop Listening';
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listenStatus.innerText = 'Listening Live...';
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isListening = true;
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}
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};
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initWebSocket();
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</script>
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</body>
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</html>
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