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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.


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