When running the pylibfreenect multiframe_listener.py example the cv2.imshow window doesn't show icons. I also raised an issue on the repository of the pylibfreenect package but as I am not sure if ...

sudo apt-get install libhdf5-dev libhdf5-serial-dev sudo apt-get install libqtwebkit4 libqt4-test sudo pip install opencv-contrib-python This should install OpenCV on your Pi, if you are successful ...