DragonFly On-Line Manual Pages

RLESCALE(1)            DragonFly General Commands Manual           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.

4th Berkeley Distribution        June 15, 1988                     RLESCALE(1)