A Bell ringing simulator for the Raspberry Pi, published in TheMagPi 65 January 2018. It will perform change ringing as well as playing a method ringing file. The video starts with an excerpt from New Year Delight Minor and then illustrates change ringing.
Using a normal web cam or the Raspberry Pi camera produce real time live kaleidoscope effects with the Raspberry Pi. This video shows the normal mode, along with an auto pre-rotate, and a horizontal and vertical flip.