Graphics Programs Reference
In-Depth Information
High Pass Sharpening
I don't normally include the same technique twice in the same topic, but if you read the
HDR chapter, I included High Pass sharpening there, too, because it has become kind
of synonymous with HDR processing. Of course, what I'm concerned about is that you
skipped over the HDR chapter altogether, and came here to the sharpening chapter, and
you'd be wondering why the very popular High Pass sharpening technique (which creates
extreme sharpening) wasn't included in the topic. Well, it's so good, it is covered twice. :)
Step One:
Open a photo that needs some extreme sharpening, like this photo taken in Prague. Duplic-
ate the Background layer, as shown here, by pressing
Command-J (PC: Ctrl-J)
.
SCOTT KELBY
Step Two:
Go under the Filter menu, under Other, and choose
High Pass
. You use this filter to ac-
centuate the edges in the photo, and making those edges stand out can really give the im-
