Webcam

Acer SunplusIT INC. Integrated Camera Some Cheap USB Cameras (like integrated models in thinkpad latops) always use a 640x480 resolution but are able to use 720p.

Kernel
The following kernel options need to be activated:

USE Flags
The following program is needed to check/set the camera's preferences:

Recommended Use Flags: opengl qt5 udev

Make options persistent
Getting Device Info: