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Digital Video and HD
book

Digital Video and HD

by Charles Poynton
January 2003
Intermediate to advanced content levelIntermediate to advanced
736 pages
30h 54m
English
Morgan Kaufmann
Content preview from Digital Video and HD
MPEG-2 video compression 40
I assume that you are familiar with
Introduction to video compression,
on page 117, and with J PEG,
M-JPEG, and DV, described in the
preceding two chapters.
The DCT-based intrafield or intraframe compression at
the heart of M-JPEG is suitable for video production;
however, for distribution, dramatically higher compres-
sion ratios can be obtained by using interframe coding.
MPEG-2 video compression exploits temporal coher-
ence- the statistical likelihood that successive pictures
in a video sequence are very similar. MPEG-2's intended
application ranges from below SDTV to
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Publisher Resources

ISBN: 9781558607927