On Thu, 17 Sep 2015, Klaus-Peter Schrage wrote:
>
> It's not a Gimp script mentioned there, but an ImageMagick command
> (convert).
> By the way, there are nice tutorials on using ImageMagick from IBM
> (yes!), rather old, but not outdated:
>
http://www.ibm.com/developerworks/linux/library/l-graf/index.html
>
http://www.ibm.com/developerworks/linux/library/l-graf2/index.html
>
>
The first answer was for convert. The second answer was a gimp
script. I was referring to that because the question asked for tools
other than ImageMagick.