Hollywood studios and media companies are vying to boost their online businesses, in part to stem online piracy of their content and also because of the higher margins they receive on digital sales.

好莱坞的电影公司和媒体公司纷纷加大其在线业务的竞争力，以阻止其内容的网上盗版，也由于他们在数字销售方面得到丰厚利润。

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It would allow movie studios, for example, to transmit a digital motion picture directly to theaters, where it could be shown in real time.

例如，它将使电影制片厂直接将数字电影传输到电影院并实现实时放映。

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The big studios have overcome their initial reluctance to sell digital copies of films through Apple's iTunes store.

大型制片公司已经克服了其最被不愿通过苹果公司的iTunes网店出售电影数字拷贝。

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"Deluxe Digital Studios recently installed Dolby TrueHD with advanced 96k upsampling after we conducted a blind test, and everyone agreed the upsampled stream was better than the original, " said Roger Fiets, Technical Manager, DVD and Blu-ray Audio, Deluxe Digital Studios.

ENGADGET: Dolby ups TrueHD lossless audio on Blu-ray to 96k, says every upsampled bit is amazing (video)

Movie studios want consumers to buy more digital-movie downloads as DVD sales shrink and digital rental and subscription services, from which studios earn less, gain traction.

WSJ: Hollywood Studios Warm to Apple's iCloud Effort

Ultraviolet's morass of logins and passwords hasn't gotten any less complicated for digital copies from different studios yet, but in this case linking your account should be relatively simple.

ENGADGET: Best Buy's CinemaNow opens home disc-to-digital program, makes cloud copies of DVDs for a fee