ppmrelief
Section: User Commands (1)
Updated: 11 January 1991
Index
Return to Main Contents
NAME
ppmrelief - run a Laplacian relief filter on a portable pixmap
SYNOPSIS
ppmrelief
[ppmfile]
DESCRIPTION
Reads a portable pixmap as input.
Does a Laplacian relief filter, and writes a portable pixmap as output.
The Laplacian relief filter is described in "Beyond Photography" by Holzmann,
equation 3.19.
It's a sort of edge-detection.
SEE ALSO
pgmbentley(1), pgmoil(1), ppm(5)
AUTHOR
Copyright (C) 1990 by Wilson Bent (whb@hoh-2.att.com)
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
- SEE ALSO
-
- AUTHOR
-
This document was created by
man2html,
using the manual pages.
Time: 19:49:14 GMT, April 27, 2011