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
Image digitization
and reconstruction
18
Figure 18.1
Horizontal domain
Y
Figure 18.2 Vertical
domain
Figure 18.3
Temporal domain
Figure 18.4
Spatial domain
In Chapter 16,
Filtering and sampling,
on page 141,
I described how to analyze a signal that is a function of
the single dimension of time, such as an audio signal.
Sampling theory also applies to a signal that is
a function of one dimension of space, such as a single
scan line (image row) of a video signal. This is the hori-
zontal or
transverse
domain, sketched in Figure 18.1 in
the margin. If an image is scanned line by line, the
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