man pgmbentley (Commandes) - Bentleyize a portable graymap
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
AUTHOR
Copyright (C) 1990 by Wilson Bent (whb@hoh-2.att.com)