Ppmrelief User Manual

Section: Misc. Reference Manual Pages (0)
Updated: 11 January 1991
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NAME

ppmrelief - run a Laplacian relief filter on a PPM image

 

SYNOPSIS

ppmrelief

[ppmfile]

 

DESCRIPTION

This program is part of Netpbm(1).

ppmrelief reads a PPM image as input, does a Laplacian relief filter, and writes a PPM image 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(1)

 

AUTHOR

Copyright (C) 1990 by Wilson Bent (whb@hoh-2.att.com)


 

Index

NAME
SYNOPSIS
DESCRIPTION
SEE ALSO
AUTHOR

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