File list of package libopencv-features2d-dev in buster of architecture amd64
/usr/include/opencv2/features2d.hpp /usr/include/opencv2/features2d/features2d.hpp /usr/lib/x86_64-linux-gnu/libopencv_features2d.a /usr/lib/x86_64-linux-gnu/libopencv_features2d.so /usr/share/doc/libopencv-features2d-dev/README.Debian /usr/share/doc/libopencv-features2d-dev/changelog.Debian.gz /usr/share/doc/libopencv-features2d-dev/copyright