Skip to Main Content
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
The importance of rendering intent,
and the consequent requirement
for different exponents for
encoding (yE) and decoding (yD),
has been poorly recognized and
poorly documented in the develop-
ment of video.
Eq 23.1
YE =0"5;YD =2.5;
yE.YD
= 1.25
As I explained in
Rendering intent,
on page 81, it is
important for perceptual reasons to alter the tone scale
of an image reproduced at a luminance substantially
lower than that of the original scene, reproduced with
limited contrast ratio, or viewed in a dim surround. The
dim surround condition is characteristic of television
viewing. In video, the alteration ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Start your free trial

You might also like

Digital Video and HD, 2nd Edition

Digital Video and HD, 2nd Edition

Charles Poynton

Publisher Resources

ISBN: 9781558607927