Firefox crashing when trying to play youtube html5 videos

[Peter Robinson]

On Fri, May 8, 2015 at 11:56 PM, Elad Alfassa <elad at fedoraproject.org> wrote:
> On Wed, May 6, 2015 at 5:08 PM, Heiko Adams <ml at fedora-blog.de> wrote:
>>> I figured out that "dnf remove gstreamer1-libav \*libva\*" seems to
>>> solve the problem.
>>> Reinstalling one of them makes firefox crashing again.
>>>
>> Okay it seems gstreamer1-vaapi *and* gstreamer1-libav are responsible
>> for this issue.
>
> I can reproduce this here too: having either of those installed makes
> firefox very crashy when handling videos.
>
> It seems to be some sort of a bad interaction between gstreamer
> plugins, because of all things, downgrading
> gstreamer1-plugins-bad-freeworld to the f21 version fixed this issue.
> downgraded from gstreamer1-plugins-bad-freeworld-1.4.3-1.fc22.x86_64
> to gstreamer1-plugins-bad-freeworld-1.4.3-1.fc21.x86_64

Actually I'm seeing some links that crash both Firefox (tried v38 from
koji too) and Epiphany. This one seems to be one.

http://www.theguardian.com/politics/2015/may/08/election-2015-stuart-heritage-nine-reasons-to-be-cheerful#img-1