> i have some drawings with dithered areas (and some rastered b&w photos)
> that I'd like to convert to vector graphics.
>
> When I use autotrace on those raw images the result are (as expected)
> huge vector files
> with lots of small filled areas.
> I've preprocessed some of those files manualy with gimp and rather good
> autotrace results.
>
> Does anyone know a tool (prefered cmd line) that does these
> conversions/filtering automaticly?

How about running gimp in batch mode?