Hello michaa7,
some of your installed packages depend on libmjpegutils-2.0-0, and some others already depend on its successor. You can't have members of both groups installed. It's a transition. Waiting is the usual way to solve it.
# apt-cache rdepends libmjpegutils-2.0-0
libmjpegutils-2.0-0
Reverse Depends:
transcode
libmplex2-2.0-0
libmpeg2encpp-2.0-0
liblavplay-2.0-0
liblavjpeg-2.0-0
liblavfile-2.0-0
lives
gmerlin-encoders-extra
libgmerlin-avdec1
# apt-cache rdepends libmjpegutils-2.1-0
libmjpegutils-2.1-0
Reverse Depends:
mjpegtools-gtk
mjpegtools-dbg
mjpegtools
libmplex2-2.1-0
libmpeg2encpp-2.1-0
libmjpegtools-dev
liblavplay-2.1-0
liblavjpeg-2.1-0
liblavfile-2.1-0
greetings
musca