CHAPTER 9 MPEG 1 and 2


MPEG-1, released in October 1992, was the Moving Pictures Experts Group’s first standard, and it offered revolutionary quality for its time. Although it has been eclipsed by later technologies, it laid the foundation for them as well as digital video for consumer electronics.

MPEG started out following the success and technical approaches of JPEG for still images and H.261 for videoconferencing, and as such is a pretty typical 8 × 8 DCT codec with motion compensation.

The initial hype for MPEG-1 was its application as a compression format for Video CD and interactive movies on desktop computers. The interactive movie angle never really caught on—it required users to buy a $200 card to get full-motion video, and having ...

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