This is the flatpak version of VLC on the L5. Video playback is fine.
Landscape mode, default screen resolution: Not all menu items are visible or selectable (can’t drag your finger up or down beyond the visible ones):
You can switch back and forth from portrait to landscape to get all the items within the longer menus:
And then watch in landscape:
Or just watch in portrait mode:
Or you can use
Scale Screen to reduce the scale slightly, after which you can see and use all the menu items in landscape mode:
Audio files play just fine, too: