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Re: avoiding jagged lines on mp2: msg#00241

video.ffmpeg.user

Subject: Re: avoiding jagged lines on mp2

* Leonardo Boselli on Friday, April 28, 2006 at 00:27:23 +0200:
> I tried to get a mpeg2 file from a dv file from camera using:
>
> ffmpeg -f dv -s 720x576 -i dvfile.avi -b 2500 -ab 128 -vcodec mpeg2video \
> outfile.mpg
>
> result is good if I have images without too much movements, but is the
> people move too much i get a lod of annoying jagged lines due to
> interlacing. Other times i resorted in the dirt way, encoding as a 384x288
> images, so using only even fields , but losing a lot of details.
> since post of the movie are maps and other drawing of course i want to
> keep the most detail it is possible, and the problem can be seen only when
> some one is gesturing. There is a way to avoid it ?

You could try the -ildct and -ilme options.

Worked for me, but I couldn't find any docs about them, I just
derived them from the corresponding -lavcopts in mencoder and
tried them out.

Would be nice to have some "official" confirmation that this
makes sense.

c
--
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