The part relevant to clutter-gtk is now released with bug 1698282. Although that doesn't contribute much to the visible stuttering for me, it could in theory for some systems.
** Changed in: clutter-gtk (Ubuntu) Status: In Progress => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1698270 Title: Totem pauses and stutters during video playback even when CPU usage is low To manage notifications about this bug go to: https://bugs.launchpad.net/gtk/+bug/1698270/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs