On 06/01/07, David Faure <[EMAIL PROTECTED]> wrote:
> Hello,
>
> I'm using a PVR-350 card on linux in order to transfer movies from VHS 
> videotapes to MPEG files.
> At the moment I use "cat /dev/video0 > foo.mpg" (I haven't figured out yet 
> how to record in
> mythtv without having any tv channels defined).
>
> It seems to be working great with most movies, but a few cartoons appear to 
> be very fuzzy:
> any time a character moves, he's in two places at once, as shown in this 
> screenshot:
> http://web.davidfaure.fr/tmp/shot0001.png [1.3 MB]
>
> Pausing on the VCR doesn't show this artefact, only pausing during playing 
> (with mplayer,
> or after transferring the MPEG to an actual DVD and watching it on a real TV).
>
> Is this what is called "motion blur"? I have tried setting dnr_mode to 0 and 
> to 3,
> I have tried setting dnr_temporal to 0 and 16, dnr_spatial to 0 and 16, all 
> this seems to
> have no effect. From what I understand, motion blur is about slight fuzziness 
> (and optimizing
> the MPEG compression), whereas my problem is about two distinct images on top 
> of each other... right?
>
> Any ideas?

David,

These look more like interlacing artefacts - if you run mplayer (or
xine) with deinterlacing turned on, does the picture (and still
frames) look normal?

Nick

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