> But graphic accelerators providing hardware accelerated yuv buffer 
> display with rgb conversion and scaling in hard also use a special 
> color to make the ``digital'' overlay. (try the magnifying loop 
> on any dvd player under windoze).

Yes.  But that's not the problem of the bttv driver (v4l interface).
bttv just pushes yuv data to the offscreen area and the X-Server has
to deal with setting up the overlay and chromakeying.

  Gerd

-- 
Protecting the children is a good way to get a lot of adults who cant
stand up for themselves.                -- seen in some sig on /.



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