corruptmem/audioproc.html

## audioproc.html
<!doctype html>
Please select an audio file: <input type='file' id='file'>
<script src='http://code.jquery.com/jquery-1.5.1.js'></script>
<script src='https://github.com/corbanbrook/dsp.js/raw/master/dsp.js'></script>
<script type='text/javascript'>
  var fileElement = document.getElementById('file');
      var sampleRate = 44100;
      var frameSize = 4096;
      var signal = new Float32Array(frameSize/2);
      var buffer = [];

      var output = new Audio();

      if ( typeof output.mozSetup === 'function' ) {
        output.mozSetup(1, sampleRate);
      }

    var filter = new IIRFilter(DSP.LOWPASS, 22050, 0, 44100);
    filter.set(6000, 100);
    console.log(filter)

  //var playerElement = document.getElementById('filePlayer');
  fileElement.addEventListener("change", function(files) {
    var files = this.files;
    var playerElement = new Audio();
    playerElement.src = window.URL.createObjectURL(files[0]);
    playerElement.addEventListener('MozAudioAvailable', function(event) {
        var signal = DSP.getChannel(DSP.MIX, event.frameBuffer);
        filter.process(signal);
        output.mozWriteAudio(signal);
    }, false);

    playerElement.addEventListener('loadedmetadata', function() {
      playerElement.play();
      playerElement.muted = true;
    }, false);

  }, false);
</script>
	<!doctype html>
	Please select an audio file: <input type='file' id='file'>
	<script src='http://code.jquery.com/jquery-1.5.1.js'></script>
	<script src='https://github.com/corbanbrook/dsp.js/raw/master/dsp.js'></script>
	<script type='text/javascript'>
	var fileElement = document.getElementById('file');
	var sampleRate = 44100;
	var frameSize = 4096;
	var signal = new Float32Array(frameSize/2);
	var buffer = [];

	var output = new Audio();

	if ( typeof output.mozSetup === 'function' ) {
	output.mozSetup(1, sampleRate);
	}

	var filter = new IIRFilter(DSP.LOWPASS, 22050, 0, 44100);
	filter.set(6000, 100);
	console.log(filter)

	//var playerElement = document.getElementById('filePlayer');
	fileElement.addEventListener("change", function(files) {
	var files = this.files;
	var playerElement = new Audio();
	playerElement.src = window.URL.createObjectURL(files[0]);
	playerElement.addEventListener('MozAudioAvailable', function(event) {
	var signal = DSP.getChannel(DSP.MIX, event.frameBuffer);
	filter.process(signal);
	output.mozWriteAudio(signal);
	}, false);

	playerElement.addEventListener('loadedmetadata', function() {
	playerElement.play();
	playerElement.muted = true;
	}, false);

	}, false);
	</script>