CHDK is what came to mind for me too. I used to make great time lapses with it. 10/10 software. It looks like they have firmware for the G5 X, but not the G5 X 2. :/
CHDK is what came to mind for me too. I used to make great time lapses with it. 10/10 software. It looks like they have firmware for the G5 X, but not the G5 X 2. :/