[mythtv-users] vdpau worth it for hdtv?

JEDIDIAH jedi at mishnet.org
Mon Nov 16 20:51:03 UTC 2009


On Sat, Nov 14, 2009 at 03:11:01PM -0500, Johnny wrote:
> > I haven't found the difference to be as large as some people said.
> > The main benefit is the reduced CPU load.   Right now there are downsides
> > to VDPAU on an underpowered system -- the OSD will cause stutter in the
> > video if you use any of the advanced deinterlacers even on 480i, at
> > least as of 3 weeks ago.
> 
> I only use SD video and I have never seen any stutter with the OSD.

    I've seen this with h264 recordings. However compared to the stuttering
that my old hardware had with 720p recordings in general, it never seemed
like something worth fixating on.

> 
> > It also is less tolerant of errors in your recording which is an issue
> > with stuff recorded off the air, and even some firewire recordings which
> > do drop packets from time to time.
> 
> I only use PVR-150 recordings and I haven't had any issues, but I
> can't speak for ATSC recordings.


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