installed from Snap..
https://snapcraft.io/vlc
$ sudo snap install vlc --edge
Easy to know OpenGL is Broken:
#1. High CPU Load.
#2. NVidia GPU HW Sharpness at 100% is very soft, barely noticeable.
CPU X11 XCB Sharpness at 100% is Overkill.
3.0.16 Vetinari
OpenGL GLX works Ok.
has 2 OpenGL,
Normal and OpenGL2
OpneGL2 does Not work, broken.
VLC 4.0.0-dev removed the wrong/working OpenCL module.
Nvidia Propietary driver 470 tested.
Kubuntu 21.10
PNY GT 740 pcie
Thunderbolt2
Macmini 2014 8gb
Apple TB2 TB3 bidirectional-adapter.
Razer Core X Chroma eGpu, see www.egpu.io for more.
Sharpness also does Not work well in Otto unless i click save.
with a short video in loop mode.