{ config, pkgs, ... }:
{
  environment.systemPackages = with pkgs; [
    config.boot.kernelPackages.v4l2loopback
    v4l-utils
    ffmpeg
  ];
  boot.extraModprobeConfig = ''
    options v4l2loopback devices=2 video_nr=0,1 card_label="OBS Virtual Camera,Scrcpy Source" exclusive_caps=1
  '';
}