Sony α6300 as a webcam on Manjaro Lunux
Change USB connection in settings on camera to PC Remote.
sudo pacman -S gphoto2 v4l-utils v4l2loopback-dkms ffmpeg
sudo modprobe v4l2loopback exclusive_caps=1 max_buffers=2
v4l2-ctl --list-devices
gphoto2 --stdout --capture-movie | ffmpeg -i - -vcodec rawvideo -pix_fmt yuv420p -threads 8 -f v4l2 /dev/video<N> #from v4l2-ctl output