[MPlayer-users] Re: B-frame bug when switching between interlaced and progressive

D Richard Felker III dalias at aerifal.cx
Sun Mar 28 19:57:19 CEST 2004


On Sun, Mar 28, 2004 at 01:01:28PM +0100, Bruno wrote:
> On Sun, 28 Mar 2004 11:33:27 +0100, Bruno <nc41530a at vizzavi.pt> wrote:
> 
> >On Sun, 28 Mar 2004 11:07:26 +0100, Bruno <nc41530a at vizzavi.pt> wrote:
> >
> >
> >
> >The tested streams:
> >
> >Two telecined sources;
> >One interlaced field-blended, structure like this:
> >
> >A B  C
> >A AC C
> >
> >where B is an original field and AC is a blend from previous and next 
> >fields.
> >
> >
> >Bruno
> 
> 
> Looking again, it seems like the B-frame encoding allways choose the 
> interlaced macroblock when looking at next and previous, regardless if the 
> current frame is interlaced or progressive, and keeps that interlaced 
> macroblock.
> 
> I don't know which is the criteria because it doesn't happen all the time 
> <:/

Questions or bug reports about the lavc encoder should probably go to
ffmpeg-devel list, not mplayer-users. It's part of lavc, not mencoder
itself, and not many of the lavc developers read this list.

Rich




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