Xvideo CPU usage in 6.9.0

[Dag Nygren]

fxkuehl at gmx.de said:

> The XV implementation for this graphics chip is completely new in Xorg 6.9/7.
> You may have noticed horizontal interpolation. Vertical interpolation is
> disabled by default due to corruption problems but can be enabled through an
> XV attribute (Google for xvattr).

Yes, I did have to enable this to get deinterlacing working somehow,
but it didn't seem to make a difference to the CPU usage at all.

> Unfortunately the new method is a lot slower in the hardware and since the
> driver uses busy-waiting to wait for the hardware you get that high CPU
> overhead. You may experiment with the BCIforXv option, but I doubt it will
> change much.

Thanks for that advice, I will look into that.

Dag