Firstly, you need to install v4l2loopback and obs-v4l2sink. On arch linux with yay:
yay -Syu obs-v4l2sink v4l2loopback-dkms
Then, set up a systemd service:
koyoko% cat /etc/systemd/system/v4l2loopback.service
Firstly, you need to install v4l2loopback and obs-v4l2sink. On arch linux with yay:
yay -Syu obs-v4l2sink v4l2loopback-dkms
Then, set up a systemd service:
koyoko% cat /etc/systemd/system/v4l2loopback.service