[Ffmpeg-devel] FFmpeg + X264 questions

Jindrich Makovicka makovick
Sun Aug 20 12:11:26 CEST 2006

On Sun, 20 Aug 2006 01:22:09 +1000
"David Shirley" <tephra at gmail.com> wrote:

> Thanks Herv?,
> -threads 2 gave a little boost in performance - thanks (I didn't see
> this option in the man page :()
> in regards to interlacing I don't want to change P->I or I->P, I just
> want to keep the original settings.
> As I understand it x264 does support interlacing in its encoder but
> ffmpeg either doesn't pass on the interlaced option or doesn't know
> how to.

AFAIK, interlaced encoding is not supported by x264. There is some
development (see eg.
http://people.via.ecp.fr/~admin/20060523-videolan/patch), but it hasn't
been integrated into mainline yet.

> Also I have posted a x264 Q to the users list before but I didn't get
> any response - i feel im on the bleeding edge here so i thought dev's
> might have more insight :)

Jindrich Makovicka

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