Screen area recorder for Ubuntu - only black screen...

[Bo Berglund]

On Mon, 22 Feb 2021 14:29:21 +0100, Oliver Grawert <ogra at ubuntu.com> wrote:

>> If this is the case in Ubuntu, how can it be fixed?
>> 
>
>this has nothing to do with Ubuntu but with your choice of the desktop
>session ... 
>
>GNOME upstream (mainly redhat/fedora) moves towards Wayland as display
>technology.
>
>Ubuntu optionally offers you to pick a Wayland session at the login
>screen ... 
>
>Wayland by design forbids applications to see each others content so
>screen recorders or remote session tools that have been designed for
>Xorg are kind of borken on wayland ... there are new ways to achieve
>screen sharing in wayland in the works but they are not 100% ready yet
>(which is also one of the reasons Ubuntu still defaults to Xorg in ts
>LTS releases) ... if you want vokoscreen to work, just make sure to
>pick the non-wayland session at the login screen ... you can also test
>what session you are running from a graphical terminal:
>
>    echo $XDG_SESSION_TYPE
>
>... will either return X11 (for Xorg) or wayland ...
>

In my case the returned value is x11
So the session graphics seems to be OK, right?

I am getting black video but good audio also with the ffmpeg command I showed in
my other reply.


-- 
Bo Berglund
Developer in Sweden