mp3 to ogg

mp3toogg.js

/* mp3 to ogg

this gives : 

events.js:72
        throw er; // Unhandled 'error' event
              ^
Error: only signed `32-bit` float samples are supported, got "16"


*/


var opts = { channels: 2, bitDepth: 32, float: true };

var inStream = fs.createReadStream(process.argv[2]);
var outStream = fs.createWriteStream(new Date().getTime() + '.ogg');

var mp3Decoder = new lame.Decoder();
var mp3Encoder = new lame.Encoder(opts);
var oggEncoder = new ogg.Encoder();
var vorbisEncoder = new vorbis.Encoder(opts);
vorbisEncoder.pipe(oggEncoder);

// re-encode incoming mp3 to 32bits
var mp3_32 = inStream
  .pipe(mp3Decoder)
  .pipe(mp3Encoder)
  .pipe(mp3Decoder);

// convert to vorbis and save
mp3_32.pipe(vorbisEncoder)
  .pipe(oggEncoder)
  .pipe(outStream);