[Ffmpeg-devel] [Ffmpeg-devel-old] Re: avi out is buggy

[Erik Slagter]

On Mon, 2005-05-09 at 14:50 +0200, Michael Niedermayer wrote:
> try -async 100 or similar, if it doesnt help upload enough of the source video 
> so its reproduceable (to ftp://mplayerhq.hu/MPlayer/incoming and tell us the 
> filename)

What is actually the meaning of this parameter (and for the -vsync
option as well)? I do know that setting -async 1 sometimes helps, but I
would like to know why.