MPlayer does not work if I try to make it use VDPAU. How do I check if my card supports it and what else do I need to install to enable it?
Pretty much any card after the 8000 series GPU's are supported. Make sure you have the nVidia proprietary driver installed, as vdpau doesn't not work with the nouveau driver.
Here's a table of nVidia GPU's supporting vdpau: http://www.mythtv.org/wiki/VDPAU#Supported_Cards
Also, make sure that the package