[mythtv-users] XvMC on NVidia with Myth .20 (Anyonegetting goodHD off a P4 3

Brad Fuller bradallenfuller at yahoo.com
Fri Jan 5 22:14:41 UTC 2007

Jake Palmer wrote:
>>> On a slightly different topic, is anyone getting good quality HD
>>> playback *without* XVMC on a P4 3.2 Ghz or less?  If so, do you have
>>> HT enabled or disabled? (I've tried both). I thought this should
>>> have worked. I think my limiting factor is the PCI video card, but
>>> that's all my MB has.  I think the on-board video is AGP, but it's
>> You will probably not be able to get good playback on a 3.2 GHz P4.
>> I tried for many months and it never worked well enough.  I was
>> deinterlacing to 720p, which adds some CPU load.
>> You really want a dual core CPU.  I switched to an x2 3800 and it
>> was significantly better.  X and MythTV both are working hard, so
>> dual core helps quite a bit.
>> Mark
> That CPU should work without XvMC.  For reference I have an Athlon 64 3200+ 
> and I get ~40% idle while watching 720p and 1080i with Bob.  I scale all 
> output to 720p and I'm currently running SVN from about 2 weeks ago.
is that with 64bit or 32bit linux?
I have an Athlon 64 3000, 32-bit FC4, with the old 87*** nvidia drivers, 
.19 ATRPMs and w/o XvMC it don't work too good.

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