baidu-tt

Baidu Speech to Text

Latest Version: 1.0.4 CHANGELOG

Hi, this project is aim to speech to text by baidu ai service, now, it's good for chinese you can also use it for English.

Before you install the module, you must install sox on Mac OS X or Windows, or arecord on Linux and alsa on Linux

• Install

you can use npm

npm install baidu_stt

or you can also use yarn

yarn add baidu_stt

• How to use

const Baidu_STT = require('baidu-stt');
 
const bdstt = new Baidu_STT({
  apiKey: '......',
  secertKey: '......',
  language: 'zh',
  voiceRate: '8000',
  voiceType: 'wav',
  voicePath: './',
  continual: false,
  voiceReacod: false
})
 
bdstt.init();
bdstt.on('ready', () => {
  console.log('Start listen...');
  bdstt.listen();
});
 
bdstt.on('start', () => console.log('Please speak something, I\'m listening...'));
bdstt.on('listening', () => console.log('I\'m listen'));
bdstt.on('stop', () => console.log('Copy that'));
bdstt.on('upload', () => console.log('Uploading voice data...'));
 
bdstt.on('success', data => {
  console.log(data);
});
 
bdstt.on('fail', err => console.log(err));

• API

Baidu_STT(options)

Return an Baidu_STT object instance

• options JSON containing command line options. Following are valid options:
  • apiKey {string} App api key
  • secretKey {string} App secret key
  • language {stirng} Choose your language, default is 'zh', you can choose 'en' for English
  • continual {string} Continue to recoding after uploading voice data, if true it will be contunal
  • recordVoice {boolean} Whether save the voice on your disk, default is false
  • voiceRate {string} The rate of voice record, default is '16000', you can set '8000' or any vaild vaule in sox OR arecord
  • voicePath {string} The path of saved voice, default is ./
  • voiceType {string} The type of recod voice file, default is wav

instance.init()

Request token then emit ready event.

instance.listen()

Set instance listen for your voice.

• Event

start

Start record voice after you call listen()

listening

Recoding voice

stop

Stop recoding voice

upload

Upload voice date to service

success

Success for recogniting your voice content, and return the result it is array type, because there may be many result. Normally the first result is better than other. I see ��

fail

When baidu can not recognting, it will return error message, it's string type.