mpv --demuxer-lavf-format=video4linux2 --demuxer-lavf-o-set=input_format=mjpeg --untimed --no-cache --no-osc --no-input-default-bindings --profile=low-latency --input-conf=/dev/null --title=webcam $(ls /dev/video[0,2,4,6,8] | tail -n 1)
