[mythtv-users] HD, the holy grail...

[Steven Adeff]

On 2/26/07, Kevin Kuphal <kuphal at dls.net> wrote:
> Bradley Dorner wrote:
> > On 2/25/07, *Jarod Wilson* <lists at wilsonet.com
> > <mailto:lists at wilsonet.com>> wrote:
> >
> >     On Feb 26, 2007, at 00:09, Tu Holmes wrote:
> >
> >     > A good fast P4 or high end Athlon will do just fine.
> >     >
> >     > As a matter of fact a Nice 2.8 Ghz Xeon will do 720p... Just not
> >     > 1080(i or p).
> >
> >     Some people have better luck that others, for whatever reason... A
> >     2.8GHz Xeon should be more than able to do 1080i. Hell, I had an
> >     athlon xp 1800 at one point that could almost do it, as well as a
> >     1.5GHz core solo mac mini I was toying with a few days ago that could
> >     almost do it. I have an athlon xp 2600 and an athlon 64 2900 that can
> >     do 720p and 1080i playback without a problem. My current Athlon 64
> >     3500 frontend gets no more than ~40% busy playing back 1080i
> >     material, and the clock speed rarely ramps up above 1GHz.
> >
> >     > Depends on your level of HD you require.
> >
> >     Huh?
> >
> >
> >     > On 2/25/07, Marco Nelissen <marcone at xs4all.nl
> >     <mailto:marcone at xs4all.nl>> wrote: >I wrote a
> >     > few months ago about problems getting adequate myth HD
> >     > >performance.  I'm taking a break from myth with HD at least
> >     because
> >     > >the conclusion then was that it seemed hopeless without upgrading
> >     > to a
> >     > >dual core processor (currently Athlon XP 2400+).
> >     >
> >     > You don't need a dual-core machine to decode HD with mythv. It
> >     works
> >     > just fine on my single-core Athlon64 3200+.
> >
> >
> > I am having a similar problem as the original poster. My HD works for
> > a little while then I need to reboot the computer to get it to work
> > again. When it does work I get artifacts and long signal detection
> > times. The system it is running on is a Athlon 64 3200 single core
> > processor with the pcHDTV 3000. I am not sure what is happening. I am
> > not sure if it is myth, the power supply, or whatever. I am wondering
> > if the power supply is marginal and therefore creating some
> > instabilities. It only happens when the HD card is in use and only
> > after an hour o so.
> >
> Could be temperature also as you are probably running the CPU and GPU at
> close to max during decoding.

but then he could just let the computer sit while not playing back to
let it cool off, no need to reboot.

I think it may be the power supply, the pcHDTV HD3000 card seems to
have lots of issues with power supplies. I took mine out and have been
using just my A180's which work much better for me.

-- 
Steve
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