[MPlayer-users] stereo images conversion changes aspect ratio

[Reimar Döffinger]

On Fri, Jun 03, 2011 at 04:14:02AM -0700, Tom Sparks wrote:
> I am converting a stereo images that
> top/bottom to left/right
>  
> I am using this command
> mencoder mf://*.jpg -mf w=800:h=800:fps=0.1:type=jpg -ffourcc FLV1 -ovc lavc -lavcopts vcodec=flv -vf down3dright -o output.flv

Use the stereo3d filter, it should handle aspect.
Otherwise the obvious solution is to explicitly specify the aspect
value.