Just tested it myself. Libopus0 clears the startup error message and allows ogg plugin, so it should probably be a dependency or at least a "Recommends" dependency.
As for mp3, I also could not get kwave to import it, and it does not show mp3 files as supported files in the "open file" dialog.
Just tested it myself. Libopus0 clears the startup error message and allows ogg plugin, so it should probably be a dependency or at least a "Recommends" dependency.
As for mp3, I also could not get kwave to import it, and it does not show mp3 files as supported files in the "open file" dialog.