The ImageOps script could perhaps be helpful.
I know this isn't quite what you want, but it may be a workaround.
I haven't used this in quite some time, but I remember that it does work.
The ImageOps script could perhaps be helpful.
I know this isn't quite what you want, but it may be a workaround.
I haven't used this in quite some time, but I remember that it does work.