You can check the api compliance with abi-compliance-checker first to be sure...

$ abi-compliance-checker -L openjpeg -dump -vnum <old_version> -dump <old_rpm>
$ abi-compliance-checker -L openjpeg -dump -vnum <new_version> -dump <new_rpm>
$ abi-compliance-checker -L openjpeg -old <path/to/old/dump> -new <path/to/new/dump>

I wrote that mostly from memory so definitely double check my work...

Thanks,
Richard