Install libvpx5 by entering the following commands in the terminal:
sudo apt update sudo apt install libvpx5
Description:
VP8 and VP9 video codec (shared library)
VP8 and VP9 are open video codecs, originally developed by On2 and released as open source by Google Inc. They are the successor of the VP3 codec, on which the Theora codec was based. . This package contains the shared libraries.
Homepage: http://www.webmproject.org
Version: 1.7.0-3
Section: libs