music.js

/**
 * Module dependencies.
 */

var lame = require('lame');
var icecast = require('icecast');
var Speaker = require('speaker');

/**
 * The Icecast stream URL to connect to.
 */

var url = process.argv[2] || 'http://firewall.pulsradio.com';

/**
 * Send a GET http request to the specified Icecast URL.
 */

icecast.get(url, function (res) {
  console.error('HTTP HEADERS:');
  console.error(res.headers);

  // call `onMetadata` when a "metadata" event happens
  res.on('metadata', onMetadata);

  // decode the MP3 audio data and play through speakers
  res.pipe(new lame.Decoder()).pipe(new Speaker());
});

/**
 * Invoked for every "metadata" event from the `res` stream.
 */

function onMetadata (metadata) {
  metadata = icecast.parse(metadata);
  console.error('METADATA EVENT:');
  console.error(metadata);
}