pgmmake [-maxval=maxval] graylevel width height
All options can be abbreviated to their shortest unique prefix. You
may use two hyphens instead of one to designate an option. You may
use either white space or an equals sign between an option name and
This program is part of Netpbm.
pgmmake produces a PGM image of the specified gray level, width,
height, and maxval.
Specify the gray level (graylevel) as a decimal floating point number
in the range [0, 1]. E.g. 1 is white, 0 is black, and 0.5 is half
pgmmake 1 50 50
pgmmake .2 50 100 -maxval=5
pbmmake, ppmmake, pgm
This program was new in Netpbm 10.32 (February 2006).
With older Netpbm, use ppmmake and ppmtopgm.
netpbm documentation 19 February 2006 Pgmmake User Manual(0)