Pinnacle Tv Pro On Mac How Do I Connect My Xbox 360 To Either A Macbook Pro Or A Windows Based Laptop?

How do I connect my xbox 360 to either a macbook pro or a windows based laptop? - pinnacle tv pro on mac

I searched everywhere online and do not seem to find a clear answer. I have a Pinnacle TV for Mac HD Stick Elgato EyeTV Lite in the MAC.

I have to buy or upgrade anything?