[android-developers] AudioTrack

How to play mp3 song using audio track in android.I used following code but i am getting noise...

InputStream in = getResources().openRawResource(R.raw.ding);
                    try {
                        ByteArrayOutputStream out = new ByteArrayOutputStream(
                                in.available()
                                );
                        for (int b; (b = in.read()) != -1;) {
                            out.write(b);
                        }
                        Log.d(TAG, "Got the data");
                        audioData = out.toByteArray();

    this.releaseAudioTrack();
        this.audioTrack = new AudioTrack(AudioManager.STREAM_MUSIC, 44100,
                AudioFormat.CHANNEL_OUT_STEREO, AudioFormat.ENCODING_PCM_8BIT,
                audioData.length, AudioTrack.MODE_STATIC);
        Log.d(TAG, "Writing audio data...");
        this.audioTrack.write(audioData, 0, audioData.length);
        Log.d(TAG, "Starting playback");
        audioTrack.play();

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