[mythtv-users] HD PVR: What does "13.5 Mbps" mean?
jedi
jedi at mishnet.org
Sun Apr 6 00:29:25 UTC 2008
On Sat, Apr 05, 2008 at 09:47:39AM -0600, Chad wrote:
> > I would also like to know, once we get Linux drivers, how beefy of a CPU is
> > required. The specs from Hauppauge says a dual core but in Windows can get
> > away with lower CPU as it does video card offload. What will be a
> > requirement for this? Are the apple video 1080p trailers comparable? I'm
> > just hoping my AMD X2 5700 (dual core 2.7ghz) will be able to keep up.
>
> The apple video trailers are somewhat comparable, but they aren't
> "maximum" so it isn't a good means of testing out the theoretical
> maximum your system can do.
OTOH, it represents a potentially useful transcoding target. If
the HD-PVR is flexible enough (much like a PVR150) can be, perhaps
it can be configured to avoid this problem.
>
> > One huge disadvantage of this devices (thanks to nvidia) is our miniumum CPU
> > requirements will go up AGAIN! Unless Nvidia ever blesses up with h.246
> > offload in XvMC.
> >
> > Mitchell
>
> This is really why it's so nice (and very important) to keep your eye
> on Intel. They are working on this type of acceleration with their
> integrated chipsets. We will have an open-source vendor creating open
> source drivers that work with our new h.264 media; that is better than
> just about anything Nvidia can currently offer me.
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