Beware that this is wrong for a lot of Warner Music (Japan?) releases. The filename of the artwork may appear to be a barcode, but for the not-Mastered-for-iTunes version of the release. If you try a lookup with the iTunes API, it will fail.
Beware that this is wrong for a lot of Warner Music (Japan?) releases. The filename of the artwork may appear to be a barcode, but for the not-Mastered-for-iTunes version of the release. If you try a lookup with the iTunes API, it will fail.