RLESCALE(1) 1 (Jun 15, 1988) RLESCALE(1)
NAME
rlescale - produce gray scale images.
SYNOPSIS
rlescale [ -c ] [ -n nsteps ] [ -o outfile ] [ xsize ] [
ysize ]
DESCRIPTION
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
xsize and ysize arguments.
OPTIONS
-c Produce red, green, blue, and gray scales.
-n nsteps
Specify the number of steps to be produced.
SEE ALSO
urt(1), RLE(5).
AUTHOR
Spencer W. Thomas, University of Michigan.
BUGS
Can't make an image narrower than 3 * nsteps pixels wide.
Page 1 (printed 12/1/98)
