Changelog for ffms2-devel-2.23-1.el7.nux.x86_64.rpm :

* Thu Jan 05 2017 Igor Gnatenko - 2.23-1- Update to 2.23
* Tue Aug 30 2016 Igor Gnatenko - 2.22-3- Couple of trivial fixes
* Tue Jun 14 2016 Arkady L. Shane - 2.2-2- rebuilt against new ffmpeg
* Wed Nov 04 2015 Vasiliy N. Glazov 2.22-1- Update to 2.22
* Sun Jun 28 2015 Ivan Epifanov - 2.21-1- Update to 2.21
* Mon Jan 05 2015 Ivan Epifanov - 2.20-1- Update to 2.20
* Fri Mar 28 2014 Ivan Epifanov - 2.19-1- Initial spec for Fedora