google text-to-speech

text-to-speech.ts

import { existsSync, mkdirSync } from 'fs';
import { resolve } from 'path';
import { config } from '../config';

export async function processTextToSpeech(ssml: string, filename: string) {
  // Check media dir
  const dirPath = resolve(config.main.storePath);
  if (!existsSync(dirPath)) {
    mkdirSync(dirPath);
  }

  // Imports the Google Cloud client library
  const textToSpeech = require('@google-cloud/text-to-speech');

  // Import other required libraries
  const fs = require('fs');
  const util = require('util');

  // Creates a client
  const client = new textToSpeech.TextToSpeechClient();

  // Construct the request
  const request = {
    input: {ssml},
    // Select the language and SSML Voice Gender (optional)
    voice: {languageCode: 'uk-UA', ssmlGender: 'NEUTRAL'},
    // Select the type of audio encoding
    audioConfig: {audioEncoding: 'MP3'},
  };

  // Performs the Text-to-Speech request
  const [response] = await client.synthesizeSpeech(request);
  // Write the binary audio content to a local file
  const writeFile = util.promisify(fs.writeFile);
  await writeFile(resolve(dirPath, `${filename}.mp3`), response.audioContent, 'binary');
}