Posting something other than my own work for a change. Here's something all PC Gamers should have. It's called the FFXA Post Process Injector. You can find it here: http://skyrim.nexusmods.com/downloads/file.php?id=131
It's primary use is for Skyrim. You can use it for other games installed on your PC. Not sure if it'll work with all other games since I've only tested a few of them.
Here's the file for the settings I use. Instructions are included.
http://www.mediafire.com/?gphe7bydeovexaj
Here's a video of it running (not my video):