Lecture 18: Data Encoding: Text, Colour, Images and Sound (Part 3) [1, 2].
Term I, University of Zambia [3] B.ICTs Ed. first-year Computer Systems and Architecture [4] screencasts. These were live and unscripted sessions, so---for posterity---please do share comments/fixes in the comment box if you spot an error or something that might require clarification.
Video recording/screencasting was done using ffmpeg [5] and SmartRecorder [6] on a OnePlus 3T connected with a smartLav+ RØDE microphone [7].
[1] http://lis.unza.zm/~lightonphiri/teac...
[2] http://lis.unza.zm/~lightonphiri/teac...
[3] http://www.unza.zm
[4] http://lis.unza.zm/~lightonphiri/teac...
[5] https://www.ffmpeg.org
[6] https://play.google.com/store/apps/de...
[7] http://www.rode.com/microphones/smartlav