Actually looking more into this along with the gnome bug that is linked too. This is an issue with Gstreamer and no app using Gstreamer can use AC3 Passthrough currently, and it has yet to be fixed. If you want to use AC 3 Passthrough you have to change the backend of Totem to Xine.
-- [totem-gstreamer] AC3 pass-through option not selectable https://bugs.launchpad.net/bugs/28177 You received this bug notification because you are a member of Ubuntu Bugs, which is a direct subscriber. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs