It seems that the latest nvidia driver fixes the problem. (Using nvidia-glx-190 [190.42-0ubuntu1~karmic~nvidiavdpauppa3] from nvidia-vdpau PPA.)
It seems that the latest nvidia driver fixes the problem. 0ubuntu1~ karmic~ nvidiavdpauppa3 ] from nvidia-vdpau PPA.)
(Using nvidia-glx-190 [190.42-