[mythtv-users] VDPAU High CPU Usage

Kenni Lund kenni at kelu.dk
Tue Sep 7 07:18:42 UTC 2010


2010/9/7 Robert Lynn Jr <rjlynn at sixteentwelvemedia.net>:
> Hi guys,
>
> I just can't seem to get my CPU usage down. Right now, on a Atom 330 (2
> cores, hyperthreaded), I'm getting 82% CPU usage by mythbackend and 44% by
> the frontend. I'm using a Happague HVR-950Q framegrabber, and encoding to
> MPEG4. It's not much better using RTJPEG. The sound skips, and I get buffer
> underrun errors in the frontend's log.
>
> I've disabled realtime threads, I've tried VDPAU Slim profile, I just can't
> find anything that'll work. I've told MythTV to use 2, 3 and 4 "cores" to
> encode video, to no avail.

Are you trying to get your CPU usage down while encoding? VDPAU
doesn't do encoding, only decoding.

Best Regards
Kenni


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