[FFmpeg-user] Inverse Telecine with ffmpeg

[Paul B Mahol]

On 8/8/13, James Board <jpboard2 at yahoo.com> wrote:
> I'm trying to convert from mencoder to ffmpeg.  I can't
> get the inverse telecine correct.  I did this command
>
>     ffmpeg -i IN.avi -vf fieldmatch,decimate out.avi
>
> But the input file has 33 percent more frames then the output file.
> The input file should have 25 percent more frames, right?  Seems like
> ffmpeg is dropping too many frames.
>
>
> By contrast, this is how I did inverse telecine with mencoder:
>     mencoder -ovc lavc -lavcopts vcodec=ffvhuff -oac copy -vf filmdint -o
> OUT.avi -ofps 24000/1001 IN.avi
>
>
> What's the correct way, or ways, to inverse telecine with ffmpeg?

Perhaps you need to tune fieldmatch filter options?

It's supposed to be better than filmdint from nmplayer.