Mustafa Muhammad wrote:
> I mean the net result is, when a user first boots Fedora Workstation,
> it works with YouTube (because they use Firefox), boot Fedora KDE, and
> you can't, you have to install rpmfusion repos, then install the
> required codec.
The H.264 codec is NOT required. VP8 is installed out of the box. If
KWebKitPart/QtWebKit is claiming H.264 is supported even when the codec is
not actually present (is that the issue? What does
https://www.youtube.com/html5 list as supported for you?), and then
failing to decode it, that's simply a bug in KWebKitPart/QtWebKit that
needs to be fixed. Replacing the browser is the wrong fix.
Indeed, I can reproduce this. It looks like I was right with my guess about
what's going wrong. (It's claiming H.264 is supported even when it's not.) I
filed this for now: