/usr/lib/x86_64-linux-gnu/libjasper.so is in libjasper-dev 1.900.1-14ubuntu3.5.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libjasper.so.1.0.0
/usr/lib/x86_64-linux-gnu/libjasper.so.1.0.0