[MPlayer-users] Jerky video encoding when using deinterlacers

[Mark Williams (MWP)]

> Hi,
> 
> On 5/18/05, Mark Williams (MWP) <mwp at internode.on.net> wrote:
> > Greetings all,
> > 
> > I have a rather odd problem.
> > 
> > The video i am trying to encode is 1440x1088 interlaced at 25fps.
> > Its a HDTV recording.
> > 
> > If i encode with just the VF options of "crop=1424:1072:8:6,scale=1024:576" i
> > get smoothly encoded video (ignoring the interlacing).
> > 
> > If i then add "pp=md" or any of the other deinterlacers, the encoded video jerks
> > every ~1sec throught the whole video.
> 
> Maybe your source is telecined? You might have to de-telecine before
> encoding then (more information on our HTML doc).

How do i tell if a source video is telecined?

Is there a doc you can point me to?

Thanks.