I know that I can change contrast and saturation with nvidia-settings. How can I make different settings for different apps (i.e. wine) using nvidia-settings or any other tool?
I believe the option for this is in Compiz, namely brightness and contrast in Accessibility options. To get to it you need CompizConfig Settings manager.
Then type ccsm into run or terminal.
for individual wine programs, set the process name to the name of the