Sounds Good! – Computer Generated Audio

Sebastian Beswick, University of Tasmania

Track: iOS; Audience: Beginner

Do you know if it’s worth upgrading your Spotify account to stream songs at 320kb/s?

An understanding of the fundamentals of computer sound is essential for the well-rounded IT professional. Audio is a field that is teeming with jargon, but it doesn’t have to be so scary! In this session we’ll go back to basics and take a look at the core components of sound, including how we (as humans) perceive sounds, how we can represent them within a computer, and how to avoid common gotchas. We’ll then take a quick look at some popular sound synthesis techniques, and finish up by learning how to create our own synthesiser from first principles using the low-level iOS Audio Unit.

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