Unfortunately, there's no other option than doing this or you'd loose the direct rendering performances, so this is an expected behavior.
What we could do is to be smarter at picking the scaling value for the monitor. And I've already started some work for this. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1871849 Title: Full screen videos suddenly change scale when using fractional scaling Status in mutter package in Ubuntu: Incomplete Bug description: firefox does not properly play full screen videos using fractional scale at 125% --- ProblemType: Bug ApportVersion: 2.20.11-0ubuntu27 Architecture: amd64 CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME DisplayManager: gdm3 DistroRelease: Ubuntu 20.04 InstallationDate: Installed on 2020-03-29 (17 days ago) InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Alpha amd64 (20200329) NonfreeKernelModules: nvidia_modeset nvidia Package: gnome-shell 3.36.1-5ubuntu1 PackageArchitecture: amd64 ProcVersionSignature: Ubuntu 5.4.0-24.28-generic 5.4.30 RelatedPackageVersions: mutter-common 3.36.1-3ubuntu1 Tags: focal Uname: Linux 5.4.0-24-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin lxd plugdev sambashare sudo _MarkForUpload: True To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1871849/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

