/usr/ is in libopencolorio-dev 1.0.8+repack2~dfsg0-2.1ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/libOpenColorIO.so
/usr/share/doc/libopencolorio-dev/changelog.Debian.gz
/usr/lib/
/usr/lib/pkgconfig/
/usr/lib/pkgconfig/OpenColorIO.pc
/usr/include/
/usr/include/OpenColorIO/
/usr/include/OpenColorIO/OpenColorABI.h
/usr/include/OpenColorIO/OpenColorTransforms.h
/usr/include/OpenColorIO/OpenColorIO.h
/usr/include/OpenColorIO/OpenColorTypes.h
/usr/share/
/usr/share/doc/
/usr/share/doc/libopencolorio-dev/
/usr/share/doc/libopencolorio-dev/README
/usr/share/doc/libopencolorio-dev/copyright
/usr/share/doc/libopencolorio-dev/examples/
/usr/share/doc/libopencolorio-dev/examples/setup_ocio.sh