1. Executable programs or shell commands
ppmreliefSection: User Commands (1)
Updated: 11 January 1991
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NAMEppmrelief - run a Laplacian relief filter on a portable pixmap
DESCRIPTIONReads 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 ALSOpgmbentley(1), pgmoil(1), ppm(5)
AUTHORCopyright (C) 1990 by Wilson Bent (firstname.lastname@example.org)
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