16x9 24fps 32 bit 4-channel audio
If you look at the Canon XL2 specifications you will discover the camera shoots 16:9 video at 962x480 pixels.
In Final Cut Pro there are two methods of setting up your capture settings for XL2 16:9 footage
that both end with the same result.
To set up your capture settings in Final Cut Pro go to
Final Cut Pro/A/V Settings/Capture Settings/
HERE you can see the identical results of capture using either setting mentioned.