For time-lapse videos, what software should one use?
So I finally got time and dug around. I unearthed multiple options to do a timelapse video, but the one I found best is actually the following:

The answer is so simple, I just didn't know a time-lapse video could be created with VirtualDub.

Here is how you do it and you can install and use your very own and wanted codec: manual

You can then work on the time-lapse movie with a video editor of your choice.