Play some with the dnr_temporal codec (ivtvctl -c dnr_temporal=0). It's
probably related with that. Higher values increase the possibility of
ghosting. 0 turns it off.
If you record from the tuner, do you see ghosting there too? Or is it
limited to the composite/scart input?
Hans
On Sunday 08 January 2006 11:48, Herbert Meier wrote:
> I'm using ivtv 0.4.1 with an PVR350 Rev 991
>
> When turning on passthrough (ivtvctl -K 1) sometimes it happens
> that one can see the video stream together with a ghost video
> that seems to be about 60 ms late. This ghost video is
> obviously annoying but is also present on recordings (e.g. when
> doing a "cat /dev/video0 > file.mpg")
>
> When I turn on passthrough and then switch to the tuner
> (ivtvctl -p 4) the ghost image vanishes. Then I can switch
> to SCART IN (ivtvctl -p 5) or CINCH IN (ivtvctl -p 0) and
> the picture remains without ghost images. But when I start
> recording with "cat", sometimes the ghost video stream reappears.
>
> If the ghost video stream was only on the output I could live
> with it. But as it is also shown on the recording, it is really
> a problem.
>
> So my current workaround is like that:
>
> 1. Switch to the desired video input (ivtvctl -p x)
>
> 2. Start recording (cat /dev/video0 > file.mpg)
>
> 3. While recording switch to the tuner (ivtvctl -p 4)
> in order to let the ghost video stream vanish
>
> 4. Switch back again to the desired video input
>
> 5. Record the desired show
>
> 6. Stop recording
>
> 7. Cut the mpg file afterwards
>
>
> If you have any suggestions for me to try I would be grateful.
> I could also do some minor changes to the sources if you had
> ideas for me or something to try.
>
> Herbert.
>
>
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