Hello. I have Linux Mint 20 installed, kdenlive 20.08. There is a lot of flickering while watching the video. What can be wrong?

https://drive.google.com/file/d/1xv4o_U ... sp=sharing

umh.. this is strange... BUT i saw something similar ... this is a VIDSTAB effect on the preview window:
http://www.wcn.it/vidstab.mp4

i will open an issue.. about this.. .maybe is the same thing. ( here the issue: https://invent.kde.org/multimedia/kdenlive/-/issues/799 )