[FFmpeg-devel] [PATCH] Implement PAFF in H.264

Jeff Downs heydowns
Mon Sep 24 18:17:57 CEST 2007


On Sat, 22 Sep 2007, Martin Zlomek wrote:

> It seems that it is wrong, but it is not really true.
> You are right that I have applied formula 8-37 in "8.2.4.3.1 Reordering
> process of reference picture lists for short-term reference pictures"
> section of h.264 spec in a wrong way, but it is "fixed" in each
> following loop of the for-cycle by line
> 
>  pred &= h->max_pic_num - 1;

Yes, your new patch makes this much clearer. I've got my head wrapped 
around the whole PicNum thing now.

> Anyway, my previously posted patch should be replaced by the attached
> one; it has the same effect but looks better.

Yes, I agree - and it is obviously better than the one I posted.
I still want to keep this separate from the main PAFF patch since it is 
fixing something that was broken before (and after) the PAFF 
implementation.

	-Jeff




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