This Python based software provides a green screen for the canoe freestyle timer (github.com/proalvo/canoe-freestyle-timer) to be used for live video streaming. xset ...
serialPort = "/dev/ttyUSB_GREENSCREEN" # you can use fixed USB port name if you have made symbolic link to USB0/1. # serialPort = "/dev/ttyUSB0" # you may need to change it to USB1 even if you do not ...