[mythtv-users] PVR-350 image ghosting problem
jasonmollman at atlanticbb.net
jasonmollman at atlanticbb.net
Fri Jan 6 14:06:56 UTC 2006
Kirk,
Check that dnr_temporal didn't change.
ivtvctl -C
If it is not zero, then try resetting it with:
ivtvctl -c dnr_temporal=0
On Fri, 06 Jan 2006 07:37:27 -0500
Kirk Anderson <kirk at nosredna.net> wrote:
> I was curious if anyone else has seen anything remotely
>like this before.
>
> My Myth box has been running for over a year with a
>PVR-350 card.
>For the first 8 months or so everything looked great.
>Then a few months ago I
> noticed that all the video had severe ghosting.
>
> What I see usually (some shows seem worse than others)
>are 3 ghostly bars (I'd
> guess 20-30 pixels in width) evenly spaced on the video.
>They are stationary.
> Then the moving video itself is ghosted also. Typically
>the worst of it is seen in
> the fleshtones of peoples faces. I can basically see an
>entire second ghostly
> image of their face offset many inches from their true
>face.
>
> I get it in LiveTV.
> I get it on recorded TV.
> I changed my video input from my satellite receiver to a
>video camera and still get it.
> I moved back to earlier versions of Myth code and IVTV
>code and still get it.
> Other this issue, everyting else works great.
>
> I have a pcHDTV HD-3000 card which works fine (image is
>clear as can be).
>
> I was possibly thinking somehow a termination resistor
>at the input may have blown
> during a lightening storm or something, but I don't know
>how to rule that one out without
> having to buy a whole new card.
>
> Is there anything in the software drivers that can cause
>something like this ?
> Anybody have a lowlevel method for checking the video
>pipeline so I can narrow down where
> the problem is coming from.
>
> Thanks
>
>
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