/usr/lib/x86_64-linux-gnu/libmediascanner-1.0.so.1 is in libmediascanner-1.0-1 0.3.93+14.04.20131024.1-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libmediascanner-1.0.so.0.3.93