sentences:  Before this time, the box was only available via online retailers.In October, Vudu announced that it would begin to stream films in 1080p high definition, branded as "HDX".These films would feature a series of encoding and processing techniques branded as "TruFilm", including the dampening of artifacting and pixelation associated with darker areas of pictures, film grain preservation, "color gradient processing" to improve appearance on flat-panel televisions, and "statistical variable bitrate" to optimize streaming performance.