Bug#493822: libavcodec-dev: updating libavcodec causes mass removal of applications

[Fabian Greffrath]

Mark Whitis schrieb:
>   hpijs-ppds hplip hplip-dbg hplip-gui libaiksaurus0c102 libavcodeccvs51
>   libavdevicecvs52 libavformatcvs51 libavformatcvs52 libavutilcvs49

Ah, I see. Please remove packages from unofficial sources before 
attempting to upgrade Debian's ffmpeg. It should help a lot...