pnmquantall

Quantize multiple images to same palette

$ pnmquantall [256] [image1.pnm] [image2.pnm] ...

pnmquantall ncolors files...

pnmquantall reduces multiple PNM images to use a common color palette. Useful for creating consistent color animations. Part of Netpbm toolkit.

ncolors

Maximum number of colors.

Input image files (modified in place).

Modifies files in place.

ppmquantall(1), pnmquant(1)