fix: discard lib, implement azure tts

This commit is contained in:
2026-02-08 02:27:02 -03:00
parent 27a6807340
commit 7c3a5f6b56
3 changed files with 199 additions and 375 deletions
+199 -16
View File
@@ -1,6 +1,23 @@
import { createHash, randomBytes } from 'crypto';
import { TTSModule, TTSResponse } from '../tts';
import { VoicesManager, Communicate } from 'edge-tts-universal';
import * as https from 'https';
import { WebSocket } from 'ws'
import { Logger } from '../../utils/log';
const CLIENT_TOKEN = "6A5AA1D4EAFF4E9FB37E23D68491D6F4";
const AZURE_ENDPOINT = "speech.platform.bing.com";
const READALOUD_PATH = `/consumer/speech/synthesize/readaloud`
const WEBSOCKET_URL = `wss://${AZURE_ENDPOINT}${READALOUD_PATH}/edge/v1?TrustedClientToken=${CLIENT_TOKEN}`;
const VOICES_PATH = `${READALOUD_PATH}/voices/list?TrustedClientToken=${CLIENT_TOKEN}`;
const CHROME_VERSION = '138.0.7204.157';
const SEC_VERSION = `1-${CHROME_VERSION}`;
const USER_AGENT = `Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/${CHROME_VERSION.split('.')[0]}.0.0.0 Safari/537.36 Edg/${CHROME_VERSION.split('.')[0]}.0.0.0`;
const WIN_EPOCH = 11644473600;
class AzureTTS implements TTSModule {
private voices: Array<string> | undefined = undefined;
@@ -8,35 +25,201 @@ class AzureTTS implements TTSModule {
public name: string = 'Azure';
public defaultVoice: string = 'en-US-AvaNeural';
private ready: boolean = false;
private readyPromise: Promise<void>;
private ws: WebSocket | undefined = undefined;
private log: Logger;
constructor() {
this.log = new Logger('Azure TTS');
this.readyPromise = new Promise((resolve, reject) => {
this.ws = new WebSocket(`${WEBSOCKET_URL}&Sec-MS-GEC=${this.genSecToken()}&Sec-MS-GEC-Version=${SEC_VERSION}`, {
host: 'speech.platform.bing.com',
origin: 'chrome-extension://jdiccldimpdaibmpdkjnbmckianbfold',
headers: {
'Pragma': 'no-cache',
'Cache-Control': 'no-cache',
'User-Agent': USER_AGENT,
'Accept-Encoding': 'gzip, deflate, br, zstd',
'Accept-Language': 'en-US,en;q=0.9'
}
});
this.ws.on('open', () => {
this.log.verbose('WebSocket open');
const config = `Content-Type:application/json; charset=utf-8\r\nPath:speech.config\r\n\r\n
{
"context": {
"synthesis": {
"audio": {
"metadataoptions": {
"sentenceBoundaryEnabled": "false",
"wordBoundaryEnabled": "true"
},
"outputFormat": "audio-24khz-48kbitrate-mono-mp3"
}
}
}
}`;
this.ws?.send(config.trim());
this.ready = true;
resolve();
});
this.ws.on('error', (err) => {
this.log.error('WebSocket error:', err);
reject(err);
});
this.ws.on('close', (code: number, reason: Buffer) => {
this.log.verbose('WebSocket closed (%d, %s)', code, reason.toString());
this.ready = false;
});
});
}
async getVoices(): Promise<Array<string> | undefined> {
if (!this.voices) {
const voiceMgr = await VoicesManager.create();
const voiceQuery = await voiceMgr.find({});
if (this.voices)
return this.voices;
this.voices = voiceQuery.map((voice) => voice.ShortName);
}
const options: https.RequestOptions = {
hostname: AZURE_ENDPOINT,
path: `${VOICES_PATH}&Sec-MS-GEC=${this.genSecToken()}&Sec-MS-GEC-Version=${SEC_VERSION}`,
method: 'GET',
headers: {
'Pragma': 'no-cache',
'Cache-Control': 'no-cache',
'User-Agent': USER_AGENT,
"Accept-Encoding": "gzip, deflate, br",
"Accept-Language": "en-US,en;q=0.9",
"Authority": "speech.platform.bing.com",
"Sec-CH-UA": `" Not;A Brand";v="99", "Microsoft Edge";v="${CHROME_VERSION.split('.')[0]}", "Chromium";v="${CHROME_VERSION.split('.')[0]}"`,
"Sec-CH-UA-Mobile": "?0",
"Accept": "*/*",
"Sec-Fetch-Site": "none",
"Sec-Fetch-Mode": "cors",
"Sec-Fetch-Dest": "empty",
}
};
return this.voices;
return new Promise((resolve) => {
const req = https.request(options, (res) => {
const chunks: Buffer[] = [];
res.on('data', (chunk) => chunks.push(chunk));
res.on('end', () => {
const body = Buffer.concat(chunks).toString();
this.voices = JSON.parse(body).map((v: any) => v.ShortName)
resolve(this.voices);
});
req.on('error', (err) => {
throw err;
});
res.on('aborted', () => {
throw new Error('Response aborted')
});
});
req.end();
});
}
async generate(voice: string, text: string): Promise<TTSResponse> {
const comm = new Communicate(text, {
voice: voice
});
await this.readyPromise;
if (!this.ready || !this.ws || this.ws.readyState !== WebSocket.OPEN)
return { error: 'Not initialized' };
const buffers: Buffer[] = [];
for await (const chunk of comm.stream()) {
if (chunk.type === 'audio' && chunk.data) {
buffers.push(chunk.data);
return new Promise((resolve, reject) => {
const audioBuff: Buffer[] = [];
const msgHandler = async (data: Buffer, isBinary: boolean) => {
this.log.verbose('msg %s', data.toString());
if (isBinary) {
const separator = 'Path:audio\r\n';
let index = data.indexOf(separator) + separator.length;
let audioData = data.subarray(index);
audioBuff.push(audioData);
} else {
let message = data.toString();
if (message.includes('Path:turn.end')) {
this.ws?.off('message', msgHandler);
if (audioBuff.length > 0)
resolve({ data: Buffer.concat(audioBuff) });
else {
this.log.error("Generation error (Azure returned no data)");
reject(new Error('No audio data received from Azure'));
}
} else if (message.includes('Path:error') || message.includes('Path:turn.error')) {
this.log.error('Generation error %s', message);
reject(new Error('Generation error (Azure returned error)'));
}
}
}
}
return { data: Buffer.concat(buffers) };
this.ws?.on('message', msgHandler);
let reqId = randomBytes(16).toString('hex')
const lang = voice.split('-').slice(0, 2).join('-');
const headers = `X-RequestId:${reqId}\r\nContent-Type:application/ssml+xml\r\nPath:ssml\r\n\r\n`;
const ssml = `<speak version="1.0" xmlns="http://www.w3.org/2001/10/synthesis" xmlns:mstts="https://www.w3.org/2001/mstts" xml:lang="${lang}"><voice name="${voice}"><prosody rate="default" pitch="default" volume="default">${this.escapeXml(text)}</prosody></voice></speak>`;
console.log('=== DEBUG SSML ===');
console.log('Headers length:', headers.length);
console.log('SSML length:', ssml.length);
console.log('Full message (escaped):');
console.log(JSON.stringify(headers + ssml).substring(0, 500));
console.log('SSML content:');
console.log(ssml);
console.log('=== END DEBUG ===');
// Also log the escaped text
console.log('Escaped text:', JSON.stringify(this.escapeXml(text)));
this.log.verbose('WS Generation send');
this.ws?.send(headers + ssml, (err) => {
if (err) {
this.ws?.off('message', msgHandler);
this.log.error('ws error');
reject(err);
}
});
});
}
canBeUsed(): boolean {
return true;
}
private genSecToken(): string {
const ticks = BigInt(Math.floor((Date.now() / 1000) + Number(WIN_EPOCH))) * 10000000n
const roundedTicks = ticks - (ticks % 3000000000n)
const strToHash = `${roundedTicks}${CLIENT_TOKEN}`
const hash = createHash('sha256')
hash.update(strToHash, 'ascii')
return hash.digest('hex').toUpperCase()
}
private escapeXml(unsafe: string): string {
return unsafe.replace(/[<>&"']/g, (c) => {
switch (c) {
case '<': return '&lt;'
case '>': return '&gt;'
case '&': return '&amp;'
case '"': return '&quot;'
case "'": return '&apos;'
default: return c
}
})
}
}
export default new AzureTTS();