Did you try adding -type palette ( I think) See http://www.imagemagick.org/script/command-line-options.php#type
>Hello! > >I've been trying for nearly two full days, and googling everything I can >think. I'll be stuffed if I can figure out how to convert a large number >of RGB PNG files into indexed PNG files. Surely this is a simple >operation, no? > >The closest I've come is: "mogrify -colors 4 *.png". With version 2.6.8 >(Fedora Core 6) it does the conversion, but the resulting images are all >jumbled up. With version 6.3.8 (Fedora 9), it changes the images >somehow, and they all look fine, but leaves them as RGB. > >I've run out of ideas. Help me please! > >-Alan _______________________________________________ Magick-users mailing list [email protected] http://studio.imagemagick.org/mailman/listinfo/magick-users
