\
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.TH "Pgmbentley User Manual" 1 "11 January 1991" "netpbm documentation"

.SH NAME
pgmbentley - Bentleyize a PGM image

.UN synopsis
.SH SYNOPSIS

\fBpgmbentley\fP
[\fIpgmfile\fP]

.UN description
.SH DESCRIPTION
.PP
This program is part of
.BR "Netpbm" (1)\c
\&.
.PP
\fBpgmbentley\fP reads a PGM image as input and performs the
Bentley Effect, and writes a PGM image as output.
.PP
The Bentley Effect is described in "Beyond Photography"
by Holzmann, chapter 4, photo 4.  It's a vertical smearing based on
brightness.

.UN options
.SH OPTIONS
.PP
There are no command line options defined specifically
for \fBpgmbentley\fP, but it recognizes the options common to all
programs based on libnetpbm (See 
.UR index.html#commonoptions
 Common Options
.UE
\&.)

.UN seealso
.SH SEE ALSO
.BR "pgmoil" (1)\c
\&,
.BR "ppmrelief" (1)\c
\&,
.BR "pgm" (1)\c
\&

.UN author
.SH AUTHOR

Copyright (C) 1990 by Wilson Bent (\fIwhb@hoh-2.att.com\fP)
.SH DOCUMENT SOURCE
This manual page was generated by the Netpbm tool 'makeman' from HTML
source.  The master documentation is at
.IP
.B http://netpbm.sourceforge.net/doc/pgmbentley.html
.PP