imclab / wave-recorder

Record WAVE files using Web Audio API and persist with Web FileSystem API.

wave-recorder

Record WAVE files using Web Audio API and persist with Web FileSystem API.

Install

$ npm install wave-recorder

Example

var WaveRecorder = require('wave-recorder')

var audioContext = new webkitAudioContext()

navigator.webkitGetUserMedia({audio:true}, function(stream) {
  
  // get the mic input
  var audioInput = audioContext.createMediaStreamSource(stream)

  var recorder = WaveRecorder(audioInput)

  var r = recorder.record('/test.wav', function(err, url){
    // this callback is triggered when recording has stopped
    // returns url that can be loaded into media element etc
  })

  // record for 10 seconds then stop
  setTimeout(r.stop, 10000)
})