Avidemux does not support Wayland. Reportedly, one user found a workaround by setting the flag --platform 'xcb' at the launcher.
You can file a feature request on their project site.
For reference:
Avidemux does not support Wayland. Reportedly, one user found a workaround by setting the flag --platform 'xcb' at the launcher.
You can file a feature request on their project site.
For reference: