Our first step in enabling computer vision is connecting the USB camera to the USB port. I have a new Logitech HD 720 camera as my example.
To access the USB webcam, I like to use a program called
guvcview. Install this by typing
sudo apt-get install guvcview.
Connect your USB camera and make sure your LAN cable is plugged in. Then apply power to the BeagleBone Black. After the system is booted, you can check to see if the BeagleBone Black has found your USB camera. Go to the
/dev directory and type
ls. You should see the output as shown in the following screenshot:
Look for the video0 device, the webcam. If you see it, the system knows ...