Changelog for lib64mp4v2-devel-2.1.2-1.mga9.x86_64.rpm :

* Sat Apr 22 2023 daviddavid 1:2.1.2-1.mga9+ Revision: 1954013- new version: 2.1.2 (This is the new MP4v2 project, a fork of the abandoned MP4v2 library project now archived at Google Code) https://mp4v2.org/- remove merged upstream patches
* Fri Mar 18 2022 umeabot 1:2.1.0-0.7.mga9+ Revision: 1798633- Mageia 9 Mass Rebuild