pgm
-
PPM (Portable PixMap)
-
PGM (Portable GreyMap)
-
PBM (Portable BitMap)
-
See also rgb
(echo "P5 512 4096 255"; cat filename) > foo.pgm
(echo "P4 512 4096 255"; cat filename) > foo.pbm
Micah Scott
scanlime:001 / Coastermelt Part 1 from Micah Scott on Vimeo.