/usr/lib/x86_64-linux-gnu/libsmraw.so is in libsmraw-dev 20160424-1+b1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libsmraw.so.1.0.0
/usr/lib/x86_64-linux-gnu/libsmraw.so.1.0.0