[FFmpeg-user] Unable to initialize SDL, over X11 for only root

[Cley Faye]

>
>
> In this particular case, there is a program daemon which is run as root
> that calls ffplay.  This is why the call is being made by the root user.
> It seems something is different in the case of root over X11 vs. a direct
> terminal call from the root user's desktop, but I don't have the foggiest
> idea.
>
> Any thoughts would be greatly appreciated.
>
>
>
​First thought is "can root run anything else using X11 in the same
condition". Instead of ffplay, try running something like xclock/xmessage
to check (there are probably better way to check this though).​