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RedHat 9 (Linux i386) - man page for pgmbentley (redhat section 1)

pgmbentley(1)						      General Commands Manual						     pgmbentley(1)

NAME
pgmbentley - Bentleyize a portable graymap
SYNOPSIS
pgmbentley [pgmfile]
DESCRIPTION
Reads a portable graymap as input. Performs The Bentley Effect, and writes a portable graymap as output. The Bentley Effect is described in "Beyond Photography" by Holzmann, chapter 4, photo 4. It's a vertical smearing based on brightness.
SEE ALSO
pgmoil(1), ppmrelief(1), pgm(5)
AUTHOR
Copyright (C) 1990 by Wilson Bent (whb@hoh-2.att.com) 11 January 1991 pgmbentley(1)