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listVoices.js
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listVoices.js
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/**
* Copyright 2018, Google, Inc.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
'use strict';
function listVoices() {
// [START tts_list_voices]
const textToSpeech = require('@google-cloud/text-to-speech');
const client = new textToSpeech.TextToSpeechClient();
client.listVoices({})
.then(results => {
const voices = results[0].voices;
console.log('Voices:');
voices.forEach((voice) => {
console.log(`Name: ${voice.name}`);
console.log(` SSML Gender: ${voice.ssmlGender}`);
console.log(` Natural Sample Rate Hertz: ${voice.naturalSampleRateHertz}`)
console.log(` Supported languages:`)
voice.languageCodes.forEach((languageCode) => {
console.log(` ${languageCode}`);
});
})
})
.catch(err => {
console.error('ERROR:', err);
});
// [END tts_list_voices]
}
require(`yargs`) // eslint-disable-line
.demand(1)
.command(
`list-voices`,
`List supported voices.`,
{},
opts => listVoices()
)
.example(`node $0 list-voices`)
.wrap(120)
.recommendCommands()
.epilogue(`For more information, see https://cloud.google.com/text-to-speech/docs`)
.help()
.strict().argv;