Google Text-to-Speach testing on command line.

google-tts.md

How to setup: https://cloud.google.com/text-to-speech/docs/create-audio-text-command-line?hl=es-419

List of voices: https://cloud.google.com/text-to-speech/docs/voices?hl=es-419

request.json

{
    "input": {
      "text": "Buenos días. He apagado las luces del dormitorio. Voy a ponerte algo de música para comenzar el día."
    },
    "voice": {
      "languageCode": "es-es",
      "name": "es-ES-Journey-O",
      "ssmlGender": "FEMALE"
    },
    "audioConfig": {
      "audioEncoding": "MP3"
    }
  }

zsh

curl -X POST \
     -H "Authorization: Bearer $(gcloud auth print-access-token)" \
     -H "x-goog-user-project: PROJECT" \
     -H "Content-Type: application/json; charset=utf-8" \
     -d @request.json \
     "https://texttospeech.googleapis.com/v1/text:synthesize" > response.json && jq ".audioContent" -r response.json | base64 -d > $(jq '.voice.name' -r request.json).mp3