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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)