. Warner Home Video Blu-ray Discs offer resolution six times higher than standard definition DVDs, as well as extraordinarily vibrant contrast and color and beautifully crisp sound. The new formats also provide a higher level of interactivity, with instant access to extra features via a seamless menu-bar where viewers can enjoy features without leaving or interrupting the film. Harry Potter Publishing Rights © J.K. Rowling. HARRY POTTER, characters, names and related indicia are trademarks of and © Warner Bros. All rights reserved.