[mythtv-users] MythShyte: One unhappy customer

[antec]

thanks, John also had this to point out. I can now understand why the system 
paused and the overheads involved.

thanks.


----- Original Message ----- 
From: "Howard Cokl" <hojoloco at yahoo.com>
To: "Discussion about mythtv" <mythtv-users at mythtv.org>
Sent: Wednesday, July 20, 2005 5:55 AM
Subject: Re: [mythtv-users] MythShyte: One unhappy customer


>
>
> --- antec <antec30 at hotmail.com> wrote:
>
>> I but in the geforce card becuase mt other card
>> didnt have the required
>> acceleration. The documentation on the mythtv
>> website went into detail about
>> this as a possible cause for prebuffer pause.
>>
>> I didnt see it as a softwre problem as everything
>> was prebuilt. I just had
>> faith that the software worked. I assumed that the
>> computer I built out of
>> junk was just too slow (a dual p2,450).
>>
>> Using a pixelview bt878 rip-off aka "bravo", 640 x
>> 480 @ 25fps.
>>
>> ----- Original Message ----- 
>> From: "Jake" <jakeisawake at gmail.com>
>> To: "Discussion about mythtv"
>> <mythtv-users at mythtv.org>
>> Sent: Wednesday, July 20, 2005 5:33 AM
>> Subject: Re: [mythtv-users] MythShyte: One unhappy
>> customer
>>
>>
>> wow, not sure whether this e-mail is flame-bait or
>> what.  the question
>> i have for you is why you would try to fix what you
>> perceive to be a
>> software problem with hardware.  you also left a few
>> crucial details
>> out of you e-mail, mainly what capture card are you
>> using, what
>> resolution are you capturing at and what bit rate.
>>
>> personally, i have a combined frontend backend with
>> a few pvr-250's in
>> it that is a measley Athlon 800 with a tnt2 ultra
>> for the vid card and
>> it happily decodes mpeg2.
>>
>> not sure why you "* bought and installed a geforce
>> card
>> * got xwindows working with nvidia
>> * upgraded machine to a P3-1Ghz. (not a celeron!)"
>> needed to do all that.
>>
>> anyway, hope that is of some assistance though i'm
>> sure plenty of
>> people are staying away from this thread just
>> because of the title ;).
>
> What is the CPU usage on the machine when you are
> trying to watch live TV?
> Are you using RTjpeg or MPEG4?  RTjpeg is better for
> low end systems.
>
>>From the Documentation:
> Here are a few data points:
>
>    * A PIII/733MHz system can encode one video stream
> using the MPEG-4 codec using 480x480 capture
> resolution. This does not allow for live TV watching,
> but does allow for encoding video and then watching it
> later.
>    * A developer states that his AMD1800+ system can
> almost encode two MPEG-4 video streams and watch one
> program simultaneously.
>    * A PIII/800MHz system with 512MB RAM can encode
> one video stream using the RTjpeg codec with 480x480
> capture resolution and play it back simultaneously,
> thereby allowing live TV watching.
>    * A dual Celeron/450MHz is able to view a 480x480
> MPEG-4/3300kbps file created on a different system
> with 30% CPU usage.
>    * A P4 2.4GHz machine can encode two 3300Kbps
> 480x480 MPEG-4 files and simultaneously serve content
> to a remote frontend.
>
>
>
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