How to combine multiple PNGs into one big PNG file?

Question

I have approx. 6000 PNG files (256*256 pixels) and want to combine them into a big PNG holding all of them programmatically.

What\'s the best/fastest way to do that?

Answer 1

Use imagemagick's montage like this:

montage *.png montage.png

You can find more information on the parameters here

Good luck