CHAPTER 23 Optical Disc
DVD, Blu-Ray, and ROM
Introduction
This chapter is about video delivered on optical discs, particularly DVD and Blu-ray disc (BD), and also general principles that apply to Video CD, CD- and DVD-ROM, and other optical media–based usage.
While discs may seem somewhat atavistic in the Internet era, they’re still a huge portion of content delivery. And Hollywood studios sequence their releases, so there’s a particular “DVD window” (which includes Blu-ray) that comes directly after theatrical release but before content is made available for video-on-demand (VOD)/pay-per-view (PPV), then premium cable, and lastly broadcast.
Since DVD makes up such a huge portion of Hollywood revenue (although it has shrunk some in recent years), ...
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