AlbumArt

Cursor cursor = getActivity().managedQuery(MediaStore.Audio.Albums.EXTERNAL_CONTENT_URI,
                new String[] {MediaStore.Audio.Albums._ID, MediaStore.Audio.Albums.ALBUM_ART},
                MediaStore.Audio.Albums._ID+ "=?",
                new String[] {String.valueOf(albumId)},
                null);

if (cursor.moveToFirst()) {
    String path = cursor.getString(cursor.getColumnIndex(MediaStore.Audio.Albums.ALBUM_ART));
    // do whatever you need to do

    Bitmap albumArt = BitmapFactory.decodeFile(String path);
}