Hi Christopher, > The build log suggests libavif is a missing optional dependency.
Indeed, thanks for the heads-up. libavif-dev added to the B-D which should enable AVIF support. Committed to git repo and will be in the next upload. Best Norbert -- PREINING Norbert https://www.preining.info Accelia Inc. + IFMGA ProGuide + TU Wien + JAIST + TeX Live + Debian Dev GPG: 0x860CDC13 fp: F7D8 A928 26E3 16A1 9FA0 ACF0 6CAC A448 860C DC13