09.10.2020 16:31, Thomas Zimmermann пишет:

I can't say for sure. IIRC SDL2 can use DRM directly.

Yes, that was a great hint indeed,
thanks. It didn't work for me in the past
(a year ago or so), so I added SDL1
support. But now I re-tried, and it indeed
works!
And, as far as I can tell, the hanging
behaviour does not happen, at least
not that simple.
Thank you.