구글 TTS API 자바스크립트 & 타입스크립트 예제 (Google TTS API Javascript & Typescript Usage)

googleTTS.ts

// How To Authentication: https://cloud.google.com/docs/authentication/getting-started#auth-cloud-implicit-nodejs

import textToSpeech from '@google-cloud/text-to-speech'
import fs from 'fs'
import util from 'util'

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

const getTTSContent = async (props: {
  text: string
  languageCode: string
  voiceName: string
}) => {
  // Performs the text-to-speech request
  const [response] = await client.synthesizeSpeech({
    input: { text: props.text },
    voice: { languageCode: props.languageCode, name: props.voiceName },
    audioConfig: { audioEncoding: 'MP3' },
  })

  return response.audioContent
}

const main = async () => {
  const audioContent = await getTTSContent({
    text: `동해물과 백두산이 마르고 닳도록`,
    languageCode: `ko-KR`,
    voiceName: `ko-KR-Wavenet-A`,
  })

  const writeFile = util.promisify(fs.writeFile)
  if (audioContent) await writeFile('output.mp3', audioContent, 'binary')
}

main()