Oh, I'm sorry.
This should work:
Edit: Here's the ReadMe:
Finally, after two years I hope you guys will answer. I'd like to simply upscale the .dvm images with these new upscaling tools, that would be just very cool. With your tools I can extract e.g. .dvm files, but after upscaling how do I get them back/compress them into .dvm again? Would be great if you have the tools to do so!