ximagesrc at 144 fps

[Daniel Johnson]

>
> If you are interested in better performance and better rate, you will
> have to move on with gnome-shell Wayland and use the Screencast portal
> to request a pipewire stream. This requires some programming though, of
> course a project to make a gst source could be nice.
>
>
> Unless they have massively fixed it since the last time I tried it I
> wouldn't recommend the gnome-shell recorder. It tended to instantly freeze
> my desktop so that I couldn't recover without hitting the power button. I
> was horrified when I looked at the source code. Basically if I remember
> correctly dropped in a chunk of gst-launch passed in from another program
> as a string via dbus and ran it directly in the same thread that listened
> for keypresses and drew the screen. So any gstreamer pipeline issues that
> keep the thread busy will mean no recovery.
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