version: '3.4' services: app: command: [ "python", "main.py", "--device", "0" ] environment: PYTHONUNBUFFERED: 1 QT_X11_NO_MITSHM: 1 DISPLAY: $DISPLAY volumes: - "/tmp/.X11-unix:/tmp/.X11-unix:rw" # Edit here devices: # - "/dev/video0:/dev/video0" # - "/dev/video1:/dev/video0" - "/dev/video2:/dev/video0" build: context: .