egl/wayland/mutter: only single fame shown
A system running
- Debian Buster
- Wayland
1.16.0
- mutter/experimental
3.32.2+git20190711-2
- GStreamer git
- nvidia 430.34-1
Starting a pipeline videotestsrc ! glimagesink
results in only a single frame being shown
Setting the sync to 0 show (next to the occasional freeze at startup) the full framerate.