PollyMolly

PollyMolly is a AWS Polly node.js wrapper with a better speech synthesis algorithm to provided a more natural sounding voice. The base of the project uses the Speech Synthesis Markup Language (SSML). https://www.w3.org/TR/speech-synthesis/

Install

npm install pollymolly

Features

• Convert Text to SSML
• Convert SSML to Text
• Download mp3 from AWS Polly

Other docs

• Natural Language Rules

Todo

• [x] Download mp3s from AWS Polly
  • [ ] Large file download
• [ ] "Natural Pause" Algorithm
• [ ] Improved Pronunciation
• [x] Change Voice
• [ ] Change region

Usage

const PollyMolly = require('pollymolly')

Text -> SSML text2ssml()

Convert a plain text string to the Speech Synthesis Markup Language

PollyMolly.text2ssml('Hello World')
> <speak>Hello World</speak>

SSML -> Text ssml2text()

Convert Speech Synthesis Markup Language to plain text

PollyMolly.ssml2text('<speak>Hello World</speak>')
> Hello World

is SSML isSSML()

Check to see if string is SSML

PollyMolly.isSSML('<speak>Hello World</speak>')
> true

is Text isText()

Check to see if string is not SSML

PollyMolly.isSSML('<speak>Hello World</speak>')
> false

Natural natural()

Convert a string to a more natural speaking SSML

PollyMolly.natural('The curator painted the dinosaur orange - a color hated by everyone.')
> <speak>The curator painted the dinosaur orange <break time="200ms"/> a color hated by everyone.</speak>

Download File download()

Download .mp3 from AWS Polly

PollyMolly.download({ 'Text: 'Hello World' }, 'sound.mp3', function() {
  console.log('DONE')
})

Changelog

0.1v

• text2ssml()
• ssml2text()
• download()

0.2v

• isSSML()
• isText()
• natural()
• download() now supports the full AWS download params. http://docs.aws.amazon.com/AWSJavaScriptSDK/latest/AWS/Polly.html