I don't know what this means for the future of xplayer, but I suspect it will be abandoned.
<https://github.com/linuxmint/xplayer/issues/158>
FYI, Mint has switched from xplayer to celluloid in Mint 19.3:
<https://linuxmint.com/rel_tricia_cinnamon_whatsnew.php>
This is the case across all of their desktops (Cinnamon, MATE, and
Xfce). Celluloid is already packaged in Debian.
