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docs(samples): updated samples code to use async await (#118)
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@praveenqlogic @JustinBeckwith
praveenqlogic authored and JustinBeckwith committed Nov 15, 2018
1 parent 1f2552d commit 5cb93dd
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168 changes: 81 additions & 87 deletions texttospeech/audioProfile.js
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Original file line number Diff line number Diff line change
Expand Up @@ -14,8 +14,7 @@
*/

'use strict';

function synthesizeText(
async function synthesizeText(
text,
outputFile,
effectsProfileId,
Expand All @@ -27,6 +26,7 @@ function synthesizeText(
// Imports the Google Cloud client library
const speech = require('@google-cloud/text-to-speech');
const fs = require('fs');
const util = require('util');

// Creates a client
const client = new speech.TextToSpeechClient();
Expand All @@ -37,91 +37,85 @@ function synthesizeText(
audioConfig: {audioEncoding: 'MP3', effectsProfileId: effectsProfileId},
};

client.synthesizeSpeech(request, (err, response) => {
if (err) {
console.error(`ERROR:`, err);
return;
}

fs.writeFile(outputFile, response.audioContent, 'binary', err => {
if (err) {
console.error('ERROR:', err);
return;
}
console.log(`Audio content written to file: ${outputFile}`);
});
});
const [response] = await client.synthesizeSpeech(request);
const writeFile = util.promisify(fs.writeFile);
await writeFile(outputFile, response.audioContent, 'binary');
console.log(`Audio content written to file: ${outputFile}`);
// [END tts_synthesize_text_audio_profile_beta]
}

require(`yargs`)
.demand(1)
.command(
`synthesize <text>`,
`Detects speech in a local audio file.`,
{},
opts =>
synthesizeText(
opts.text,
opts.outputFile,
opts.effectsProfileId,
opts.languageCode,
opts.ssmlGender
)
)
.options({
text: {
alias: 't',
default: 'Hey Everybody! This is a test!',
global: true,
requiresArg: true,
type: 'string',
},
outputFile: {
alias: 'f',
default: './resources/test.mp3',
global: true,
requiresArg: false,
type: 'string',
},
effectsProfileId: {
alias: 'e',
default: 'telephony-class-application',
global: true,
requiresArg: true,
type: 'string',
},
languageCode: {
alias: 'l',
default: 'en-US',
global: true,
requiresArg: true,
tnodeype: 'string',
},
ssmlGender: {
alias: 'g',
default: 'FEMALE',
global: true,
requiresArg: true,
type: 'string',
},
})
.array(`effectsProfileId`)
.example(`node $0 synthesize "Enter Phrase to Test Here"`)
.example(
`node $0 synthesize "This is optimized for Phone" -f ./resources/phone.mp3 -e telephony-class-application -l en-US`
)
.example(
`node $0 synthesize "This is optimized for a Wearable, like a watch" -f ./resources/watch.mp3 -e wearable-class-device -l en-US`
)
.example(
`node $0 synthesize "This is optimized for Home Entertainment System" -f ./resources/homestereo.mp3 -e large-home-entertainment-class-device`
)
.example(
`node $0 synthesize "This is optimized for the Car" -f ./resources/car.mp3 -e large-automotive-class-device`
)
.wrap(120)
.recommendCommands()
.epilogue(`For more information, see https://cloud.google.com/speech/docs`)
.help()
.strict().argv;
async function main() {
require(`yargs`)
.demand(1)
.command(
`synthesize <text>`,
`Detects speech in a local audio file.`,
{},
opts =>
synthesizeText(
opts.text,
opts.outputFile,
opts.effectsProfileId,
opts.languageCode,
opts.ssmlGender
)
)
.options({
text: {
alias: 't',
default: 'Hey Everybody! This is a test!',
global: true,
requiresArg: true,
type: 'string',
},
outputFile: {
alias: 'f',
default: './resources/test.mp3',
global: true,
requiresArg: false,
type: 'string',
},
effectsProfileId: {
alias: 'e',
default: 'telephony-class-application',
global: true,
requiresArg: true,
type: 'string',
},
languageCode: {
alias: 'l',
default: 'en-US',
global: true,
requiresArg: true,
tnodeype: 'string',
},
ssmlGender: {
alias: 'g',
default: 'FEMALE',
global: true,
requiresArg: true,
type: 'string',
},
})
.array(`effectsProfileId`)
.example(`node $0 synthesize "Enter Phrase to Test Here"`)
.example(
`node $0 synthesize "This is optimized for Phone" -f ./resources/phone.mp3 -e telephony-class-application -l en-US`
)
.example(
`node $0 synthesize "This is optimized for a Wearable, like a watch" -f ./resources/watch.mp3 -e wearable-class-device -l en-US`
)
.example(
`node $0 synthesize "This is optimized for Home Entertainment System" -f ./resources/homestereo.mp3 -e large-home-entertainment-class-device`
)
.example(
`node $0 synthesize "This is optimized for the Car" -f ./resources/car.mp3 -e large-automotive-class-device`
)
.wrap(120)
.recommendCommands()
.epilogue(`For more information, see https://cloud.google.com/speech/docs`)
.help()
.strict().argv;
}

main().catch(console.error);
56 changes: 26 additions & 30 deletions texttospeech/listVoices.js
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Original file line number Diff line number Diff line change
Expand Up @@ -15,44 +15,40 @@

'use strict';

function listVoices() {
async 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;
const [result] = await client.listVoices({});
const voices = result.voices;

console.log('Voices:');
voices.forEach(voice => {
console.log(`Name: ${voice.name}`);
console.log(` SSML Voice 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);
console.log('Voices:');
voices.forEach(voice => {
console.log(`Name: ${voice.name}`);
console.log(` SSML Voice Gender: ${voice.ssmlGender}`);
console.log(` Natural Sample Rate Hertz: ${voice.naturalSampleRateHertz}`);
console.log(` Supported languages:`);
voice.languageCodes.forEach(languageCode => {
console.log(` ${languageCode}`);
});
});
// [END tts_list_voices]
}

async function main() {
require(`yargs`) // eslint-disable-line
.demand(1)
.command(`list-voices`, `List supported voices.`, {}, () => 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;
.demand(1)
.command(`list-voices`, `List supported voices.`, {}, () => 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;
}

main().catch(console.error);
69 changes: 32 additions & 37 deletions texttospeech/quickstart.js
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Original file line number Diff line number Diff line change
Expand Up @@ -15,41 +15,36 @@

'use strict';

// [START tts_quickstart]
const fs = require('fs');

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

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

// The text to synthesize
const text = 'Hello, world!';

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

// Performs the Text-to-Speech request
client.synthesizeSpeech(request, (err, response) => {
if (err) {
console.error('ERROR:', err);
return;
}

async function main() {
// [START tts_quickstart]
const fs = require('fs');
const util = require('util');

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

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

// The text to synthesize
const text = 'Hello, world!';

// Construct the request
const request = {
input: {text: text},
// Select the language and SSML Voice Gender (optional)
voice: {languageCode: 'en-US', 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
fs.writeFile('output.mp3', response.audioContent, 'binary', err => {
if (err) {
console.error('ERROR:', err);
return;
}
console.log('Audio content written to file: output.mp3');
});
});
// [END tts_quickstart]
const writeFile = util.promisify(fs.writeFile);
await writeFile('output.mp3', response.audioContent, 'binary');
console.log('Audio content written to file: output.mp3');
// [END tts_quickstart]
}

main().catch(console.error);
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