dot crawl
Also found in: Wikipedia.
dot crawl
An artifact of composite video sources in which dots seem to crawl between contrasting colors. This is the result of an inexpensive comb filter that does not entirely separate the luma from the chroma (the black & white from the color). Also called "cross-luma." |
| Dots Crawling |
|---|
| Dot crawl (cross-luma) is noticeable at the boundary of contrasting colors such as blue and yellow. (Image courtesy of Home Theater and High Fidelity, www.hometheaterhifi.com) |
Copyright © 1981-2019 by The Computer Language Company Inc. All Rights reserved. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction is strictly prohibited without permission from the publisher.