The blu-ray disk's market share is rapidly increasing. The blu-ray disk is the major rival of the High Definition DVD disks. The Bluray disk format has advantage over other DVD formats because of its higher capacity to store data. Keeping in view the increasing popularity of bluray disks, majority of the studios are releasing their movies in bluray format or both in blu ray and High definition DVD format. The blu-ray format gives the audience more sharper and brighter picture as compared to the other DVD formats.