[MEncoder-users] mcdeint=2 segfault

Reimar Döffinger Reimar.Doeffinger at gmx.de
Sat Mar 28 23:41:05 CET 2009

On Sat, Mar 28, 2009 at 11:22:30PM +0100, Christian Ebert wrote:
> * Reimar Döffinger on Saturday, March 28, 2009 at 19:50:21 +0100
> > yadif=1 is about
> > the best you can get - which is still lower quality than storing the
> > interlaced video in DV and doing proper deinterlacing on playback.

Sorry, I meant yadif=0

> Could you elaborate, perhaps even with an example, on "proper
> deinterlacing"?

framerate-doubling deinterlacing.

> At the moment I use the command (with mcdeint=1 of course) above
> all as intermediate step before converting eg. to mp4. The
> viewing experience of the deinterlacing result of
> yadif=3,mcdeint=1:1:10,softskip,harddup
> has been the best/smoothest compared to other methods I tried on
> my source material -- pp=lb | pp=fd | yadif=0 | yuvfps of
> mjpegtools (not bad though).

If you do not set -ofps to the double of -fps every second generated
frame will be dropped. Well, maybe it is still better than plain
yadif=0, but at least it is not optimal.

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