More progress: gst-play-1.0 fails on Gnome Shell Wayland only (and not in Weston) because of a mutter problem (or arguably the gstreamer-vaapi plugin assuming that mutter should support it):
https://bugzilla.gnome.org/show_bug.cgi?id=775698 ** Bug watch added: GNOME Bug Tracker #775698 https://bugzilla.gnome.org/show_bug.cgi?id=775698 -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to intel-vaapi-driver in Ubuntu. https://bugs.launchpad.net/bugs/1698287 Title: VA-API fails to initialize in a Gnome Shell Wayland session To manage notifications about this bug go to: https://bugs.launchpad.net/libva/+bug/1698287/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp