Demo Update 21

This commit is contained in:
2025-03-30 07:18:14 -04:00
parent e1c66f1f59
commit a4f282fbcc
3 changed files with 552 additions and 51 deletions

View File

@@ -1,86 +1,225 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Audio Conversation Bot</title>
<title>Voice Assistant - CSM & Whisper</title>
<script src="https://cdn.socket.io/4.6.0/socket.io.min.js"></script>
<style>
body {
font-family: Arial, sans-serif;
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
max-width: 800px;
margin: 0 auto;
padding: 20px;
background-color: #f5f7fa;
color: #333;
}
h1 {
color: #2c3e50;
text-align: center;
margin-bottom: 30px;
}
#conversation {
height: 400px;
border: 1px solid #ccc;
padding: 15px;
border: 1px solid #ddd;
border-radius: 10px;
padding: 20px;
margin-bottom: 20px;
overflow-y: auto;
background-color: white;
box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
.message-container {
display: flex;
flex-direction: column;
margin-bottom: 15px;
}
.user-message-container {
align-items: flex-end;
}
.bot-message-container {
align-items: flex-start;
}
.message {
max-width: 80%;
padding: 12px;
border-radius: 18px;
position: relative;
word-break: break-word;
}
.user-message {
background-color: #e1f5fe;
padding: 10px;
border-radius: 8px;
margin-bottom: 10px;
align-self: flex-end;
background-color: #dcf8c6;
color: #000;
border-bottom-right-radius: 4px;
}
.bot-message {
background-color: #f1f1f1;
padding: 10px;
border-radius: 8px;
margin-bottom: 10px;
background-color: #f1f0f0;
color: #000;
border-bottom-left-radius: 4px;
}
.message-label {
font-size: 0.8em;
margin-bottom: 4px;
color: #657786;
}
#controls {
display: flex;
gap: 10px;
justify-content: center;
margin-bottom: 15px;
}
button {
padding: 10px 20px;
padding: 12px 24px;
font-size: 16px;
cursor: pointer;
border-radius: 50px;
border: none;
outline: none;
transition: all 0.3s ease;
}
#recordButton {
background-color: #4CAF50;
color: white;
border: none;
border-radius: 4px;
width: 200px;
box-shadow: 0 4px 8px rgba(76, 175, 80, 0.3);
}
#recordButton:hover {
background-color: #45a049;
transform: translateY(-2px);
}
#recordButton.recording {
background-color: #f44336;
animation: pulse 1.5s infinite;
box-shadow: 0 4px 8px rgba(244, 67, 54, 0.3);
}
@keyframes pulse {
0% {
transform: scale(1);
}
50% {
transform: scale(1.05);
}
100% {
transform: scale(1);
}
}
#status {
margin-top: 10px;
text-align: center;
margin-top: 15px;
font-style: italic;
color: #657786;
}
.audio-wave {
display: flex;
justify-content: center;
align-items: center;
height: 40px;
gap: 3px;
}
.audio-wave span {
display: block;
width: 3px;
height: 100%;
background-color: #4CAF50;
animation: wave 1.5s infinite ease-in-out;
border-radius: 6px;
}
.audio-wave span:nth-child(2) {
animation-delay: 0.2s;
}
.audio-wave span:nth-child(3) {
animation-delay: 0.4s;
}
.audio-wave span:nth-child(4) {
animation-delay: 0.6s;
}
.audio-wave span:nth-child(5) {
animation-delay: 0.8s;
}
@keyframes wave {
0%, 100% {
height: 8px;
}
50% {
height: 30px;
}
}
.hidden {
display: none;
}
.transcription-info {
font-size: 0.8em;
color: #888;
margin-top: 4px;
text-align: right;
}
</style>
</head>
<body>
<h1>Audio Conversation Bot</h1>
<h1>Voice Assistant with CSM & Whisper</h1>
<div id="conversation"></div>
<div id="controls">
<button id="recordButton">Hold to Speak</button>
</div>
<div id="status">Not connected</div>
<div id="audioWave" class="audio-wave hidden">
<span></span>
<span></span>
<span></span>
<span></span>
<span></span>
</div>
<div id="status">Connecting to server...</div>
<script>
const socket = io();
const recordButton = document.getElementById('recordButton');
const conversation = document.getElementById('conversation');
const status = document.getElementById('status');
const audioWave = document.getElementById('audioWave');
let mediaRecorder;
let audioChunks = [];
let isRecording = false;
let audioSendInterval;
let sessionActive = false;
// Initialize audio context and analyzer
// Initialize audio context
const audioContext = new (window.AudioContext || window.webkitAudioContext)();
// Connect to server
socket.on('connect', () => {
status.textContent = 'Connected to server';
sessionActive = true;
});
socket.on('disconnect', () => {
status.textContent = 'Disconnected from server';
sessionActive = false;
});
socket.on('ready', (data) => {
@@ -90,28 +229,59 @@
socket.on('transcription', (data) => {
addMessage('user', data.text);
status.textContent = 'Assistant is thinking...';
});
socket.on('audio_response', (data) => {
// Play audio
status.textContent = 'Playing response...';
const audio = new Audio('data:audio/wav;base64,' + data.audio);
audio.play();
audio.onended = () => {
status.textContent = 'Ready to record';
};
audio.onerror = () => {
status.textContent = 'Error playing audio';
console.error('Error playing audio response');
};
audio.play().catch(err => {
status.textContent = 'Error playing audio: ' + err.message;
console.error('Error playing audio:', err);
});
// Display text
addMessage('bot', data.text);
});
socket.on('error', (data) => {
status.textContent = data.message;
console.error(data.message);
status.textContent = 'Error: ' + data.message;
console.error('Server error:', data.message);
});
function setupAudioRecording() {
// Check if browser supports required APIs
if (!navigator.mediaDevices || !navigator.mediaDevices.getUserMedia) {
status.textContent = 'Your browser does not support audio recording';
return;
}
// Get user media
navigator.mediaDevices.getUserMedia({ audio: true })
.then(stream => {
// Setup recording
mediaRecorder = new MediaRecorder(stream);
// Setup recording with better audio quality
const options = {
mimeType: 'audio/webm',
audioBitsPerSecond: 128000
};
try {
mediaRecorder = new MediaRecorder(stream, options);
} catch (e) {
// Fallback if the specified options aren't supported
mediaRecorder = new MediaRecorder(stream);
}
mediaRecorder.ondataavailable = event => {
if (event.data.size > 0) {
@@ -120,36 +290,28 @@
};
mediaRecorder.onstop = () => {
const audioBlob = new Blob(audioChunks, { type: 'audio/wav' });
audioChunks = [];
// Convert to Float32Array for sending
const fileReader = new FileReader();
fileReader.onloadend = () => {
const arrayBuffer = fileReader.result;
const floatArray = new Float32Array(arrayBuffer);
// Convert to base64
const base64String = arrayBufferToBase64(floatArray.buffer);
socket.emit('audio_chunk', { audio: base64String });
};
fileReader.readAsArrayBuffer(audioBlob);
socket.emit('stop_speaking');
isRecording = false;
processRecording();
};
// Setup audio analyzer for chunking and VAD
// Create audio analyzer for visualization
const source = audioContext.createMediaStreamSource(stream);
const analyzer = audioContext.createAnalyser();
analyzer.fftSize = 2048;
source.connect(analyzer);
// Setup button handlers
// Setup button handlers with better touch handling
recordButton.addEventListener('mousedown', startRecording);
recordButton.addEventListener('touchstart', startRecording);
recordButton.addEventListener('touchstart', (e) => {
e.preventDefault(); // Prevent default touch behavior
startRecording();
});
recordButton.addEventListener('mouseup', stopRecording);
recordButton.addEventListener('touchend', stopRecording);
recordButton.addEventListener('touchend', (e) => {
e.preventDefault();
stopRecording();
});
recordButton.addEventListener('mouseleave', stopRecording);
status.textContent = 'Ready to record';
@@ -161,12 +323,13 @@
}
function startRecording() {
if (!isRecording) {
if (!isRecording && sessionActive) {
audioChunks = [];
mediaRecorder.start(100); // Collect data in 100ms chunks
recordButton.classList.add('recording');
recordButton.textContent = 'Release to Stop';
status.textContent = 'Recording...';
audioWave.classList.remove('hidden');
isRecording = true;
socket.emit('start_speaking');
@@ -186,15 +349,82 @@
mediaRecorder.stop();
recordButton.classList.remove('recording');
recordButton.textContent = 'Hold to Speak';
status.textContent = 'Processing...';
status.textContent = 'Processing speech...';
audioWave.classList.add('hidden');
isRecording = false;
}
}
function processRecording() {
if (audioChunks.length === 0) {
status.textContent = 'No audio recorded';
return;
}
const audioBlob = new Blob(audioChunks, { type: 'audio/webm' });
// Convert to ArrayBuffer for processing
const fileReader = new FileReader();
fileReader.onloadend = () => {
try {
const arrayBuffer = fileReader.result;
// Convert to Float32Array - this works better with WebAudio API
const audioData = convertToFloat32(arrayBuffer);
// Convert to base64 for sending
const base64String = arrayBufferToBase64(audioData.buffer);
socket.emit('audio_chunk', { audio: base64String });
// Signal end of speech
socket.emit('stop_speaking');
} catch (e) {
console.error('Error processing audio:', e);
status.textContent = 'Error processing audio';
}
};
fileReader.onerror = () => {
status.textContent = 'Error reading audio data';
};
fileReader.readAsArrayBuffer(audioBlob);
}
function convertToFloat32(arrayBuffer) {
// Get raw audio data as Int16 (common format for audio)
const int16Array = new Int16Array(arrayBuffer);
// Convert to Float32 (normalize between -1 and 1)
const float32Array = new Float32Array(int16Array.length);
for (let i = 0; i < int16Array.length; i++) {
float32Array[i] = int16Array[i] / 32768.0;
}
return float32Array;
}
function addMessage(sender, text) {
const containerDiv = document.createElement('div');
containerDiv.className = sender === 'user' ? 'message-container user-message-container' : 'message-container bot-message-container';
const labelDiv = document.createElement('div');
labelDiv.className = 'message-label';
labelDiv.textContent = sender === 'user' ? 'You' : 'Assistant';
containerDiv.appendChild(labelDiv);
const messageDiv = document.createElement('div');
messageDiv.className = sender === 'user' ? 'user-message' : 'bot-message';
messageDiv.className = sender === 'user' ? 'message user-message' : 'message bot-message';
messageDiv.textContent = text;
conversation.appendChild(messageDiv);
containerDiv.appendChild(messageDiv);
if (sender === 'user') {
const infoDiv = document.createElement('div');
infoDiv.className = 'transcription-info';
infoDiv.textContent = 'Transcribed with Whisper';
containerDiv.appendChild(infoDiv);
}
conversation.appendChild(containerDiv);
conversation.scrollTop = conversation.scrollHeight;
}
@@ -207,6 +437,20 @@
}
return window.btoa(binary);
}
// Handle page visibility change to avoid issues with background tabs
document.addEventListener('visibilitychange', () => {
if (document.hidden && isRecording) {
stopRecording();
}
});
// Clean disconnection when page is closed
window.addEventListener('beforeunload', () => {
if (socket && socket.connected) {
socket.disconnect();
}
});
</script>
</body>
</html>