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Video codecs are used in DVD and video CD players and recorders, video broadcast systems, personal computers, and a variety of other applications. In particular, they are widely used in applications that record or transmit video, which may not be feasible with the high data volumes and bandwidths of uncompressed video.
Part 1. Common DVD Player Format Most standard DVDs are MPEG-2 format discs. Home DVD players will also commonly play AC-3 or PCM audio discs. MPEG-2 is also called H.222 or H.262. These are compression types that allow for very clean video and audio reproduction and playback. Thanks to its common distribution, youâll find this format is used very widely around the world.