It don't read ESO memory at all x)
It get windows's display pixel, it's exactly like take a screenshot and read it ^^'
And to be sure It's leggit, I don't even interact in any way with the window of the game, just Windows, so it work only in windowed.
I only use
https://msdn.microsoft.com/en-us/lib...or=-2147217396 
Injector's like SweetFX's one do a lot more, and nobody get ban for use it :x