[mythtv-users] New system w poor quality picture

Steve V olivuts at yahoo.com
Wed Jun 10 22:29:21 UTC 2009

----- Original Message ----
> From: Jim Morton <Jim at Morton.hrcoxmail.com>
> To: Discussion about mythtv <mythtv-users at mythtv.org>
> Sent: Thursday, 11 June, 2009 8:53:26 AM
> Subject: [mythtv-users] New system w poor quality picture
> Hi All,
> I've been lurking here for only about a month so I'm still a little wobbly on my 
> Myth-feet. I just finished setting up a new Mythbuntu box (my first) front-end / 
> back-end combo, and was able to record and watch live TV on it. This is just so 
> freaking cool! But the quality of the live tv picture is a little disappointing. 
> It is a tiny bit jerky and nowhere near as clean and clear as direct from 
> antenna to TV. This is OTA only from an HD digital antenna. I think I might need 
> to set up this VDPAU that everyone is talking about but I'm not real sure how I 
> can even determine that. Or it may be some other problem.
> Hardware:
> TV - 42" Samsung LCD 1080P
> Tuner - HD Homerun
> Motherboard - Foxconn A7DA-S
> CPU - AMD Athlon 64 X2 7750 Kuma 2.7Ghz dual core
> Video - Asus silent GeForce 8400GS 64bit PCIe
> Ram - Kingston 4GB PC2 8500
> PSU - Corsair 400W
> HDDs - Samsung 1TB x2 for video + Samsung 250GB for os
> Software: Mythbuntu 9.0.4 64bit
> Is there a how-to on setting up VDPAU and do you think I need it?
> -- _________________________________________________________
> Jim Morton  
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> mythtv-users at mythtv.org
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Jerkiness, often means that the CPU is running at 100% plus can you run top in a terminal and advise CPU usage while watching a show.
Your system should be capable of watching HD content without reaching 100% but worth checking to start with.
If CPU is over 100% then VDPAU would probably help.


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