[FFmpeg-user] extract 1 image every 0.04s (25fps) whatever fps

[Sebastien WILLEMIJNS]

> > -r 25 will convert to 25fps by duplicating or dropping frames.
> >
> > Then ffmpeg will write to a series of bitmap files starting with
> > image000001.bmp and continue until the end.
> >
> 
> *slap on the forehead*
> 
> of course, thanks.
> 
> I always forget that even when converting to still images it still is
> just a video stream until it goes on disk. more coffee ...

yep, it works... tks too ;)