Convert To Audio

Node ffmpeg wrapper to convert audio or video file to an audio file that meets STT specs

Originally from autoEdit2 and DPE

On npm @bbc/convert-to-audio

Setup

git clone [email protected]:bbc/convert-to-audio.git

cd convert-to-audio

npm install

Usage

npm install @bbc/convert-to-wav

const convertToAudio = require("@bbc/convert-to-wav");

const url = "https://download.ted.com/talks/KateDarling_2018S-950k.mp4";
const audioFileOutput = "./ted-talk.wav";

convertToAudio(url, audioFileOutput)
  .then(newFile => {
    console.log(newFile);
  })
  .catch(err => {
    console.error(err);
  });

Or with async await, inside an async block

const convertToAudio = require("@bbc/convert-to-wav");

const url = "https://download.ted.com/talks/KateDarling_2018S-950k.mp4";
const audioFileOutput = "./ted-talk.wav";
// inside an async function
const newFile = await convertToAudio(url, audioFileOutput);

System Architecture

Uses ffmpeg binary, and fluent ffmpeg to convert to audio, wav.

Development env

• npm > 6.1.0
• Node 10 - dubnium

Node version is set in node version manager .nvmrc

Build

NA

Tests

NA

Deployment

npm run publish:public