.\" Copyright (c) 1988, University of Utah
.TH RLESCALE 1 "Jun 15, 1988" 1
.UC 4 
.SH NAME
rlescale \- produce gray scale images.
.SH SYNOPSIS
.B rlescale
[
.B \-c
] [
.B \-n
.I nsteps
] [
.B \-o
.I outfile
] [
.I xsize
] [
.I ysize
]
.SH DESCRIPTION
.I Rlescale
produces an RLE image containing a (more-or-less) standard gray scale
image.  Along the bottom are 8 colored patches (in the standard
primary and secondary colors).  Above these are a sequences of
logarithmically scaled gray patches.  By default, a 16 step scale is
produced.  The size of the output file (default 512 by 480) can be
set with the 
.I xsize
and
.I ysize
arguments.
.SH OPTIONS
.TP
.B \-c
Produce red, green, blue, and gray scales.
.TP
.BI \-n " nsteps"
Specify the number of steps to be produced.
.SH SEE ALSO
.IR urt (1),
.IR RLE (5).
.SH AUTHOR
Spencer W. Thomas, University of Michigan.
.SH BUGS
Can't make an image narrower than 3 * 
.I nsteps 
pixels wide.