[Ffmpeg-devel] PTS / DTS with XViD

Rich Felker dalias
Tue Jul 18 10:37:20 CEST 2006


On Tue, Jul 18, 2006 at 08:39:04AM +0100, M?ns Rullg?rd wrote:
> >> OGM doesn't know anything about B-frames (it has all the same
> >> limitations as AVI in that regard). And all containers I've ever
> >> heard of store frames in decoding order.
> >> --Loren Merritt
> >>
> > Are you sure?
> >
> > Both of these sites indicate that there should be B-frame support:
> > http://www.divxland.org/container_formats.php
> > http://en.wikipedia.org/wiki/Comparison_of_container_formats
> 
> Both are wrong, as is to be expected of sites like those.  Which do
> you trust, random websites or people who actually read specs and write
> code?

I have plenty of OGM files with B frames. If OGM only has one
timestamp then it almost surely needs to be interpreted as dts, not
pts... :(

Rich





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