Comment # 6 on bug 1196685 from Michael Nickol

on my installation I don't have packman, so I see:

zypper se -sx --provides ffmpeg
Loading repository data...
Reading installed packages...

S | Name     | Type    | Version       | Arch   | Repository
--+----------+---------+---------------+--------+-------------------------------------------------------------
  | ffmpeg   | package | 3.4.2-11.17.1 | x86_64 | Update repository with
updates from SUSE Linux Enterprise 15
  | ffmpeg   | package | 3.4.2-11.14.1 | x86_64 | Update repository with
updates from SUSE Linux Enterprise 15
  | ffmpeg   | package | 3.4.2-11.11.1 | x86_64 | Update repository with
updates from SUSE Linux Enterprise 15
  | ffmpeg   | package | 3.4.2-11.8.2  | x86_64 | Update repository with
updates from SUSE Linux Enterprise 15
  | ffmpeg   | package | 3.4.2-11.3.1  | x86_64 | Update repository with
updates from SUSE Linux Enterprise 15
  | ffmpeg   | package | 3.4.2-9.2     | x86_64 | Main Repository
i | ffmpeg-4 | package | 4.4-bp153.1.1 | x86_64 | Main Repository

and:

zypper se -sx --provides libavformat57
Loading repository data...
Reading installed packages...

S | Name          | Type    | Version       | Arch   | Repository
--+---------------+---------+---------------+--------+-------------------------------------------------------------
i | libavformat57 | package | 3.4.2-11.17.1 | x86_64 | Update repository with
updates from SUSE Linux Enterprise 15
v | libavformat57 | package | 3.4.2-11.14.1 | x86_64 | Update repository with
updates from SUSE Linux Enterprise 15
v | libavformat57 | package | 3.4.2-11.11.1 | x86_64 | Update repository with
updates from SUSE Linux Enterprise 15
v | libavformat57 | package | 3.4.2-11.8.2  | x86_64 | Update repository with
updates from SUSE Linux Enterprise 15
v | libavformat57 | package | 3.4.2-11.3.1  | x86_64 | Update repository with
updates from SUSE Linux Enterprise 15
v | libavformat57 | package | 3.4.2-9.2     | x86_64 | Main Repository