On sound input, output, generation and processing.
Writing a Low-Level Sound System - You Can Do It!
The team from Our Machinery goes through the process of creating a low-level sound mixing system from scratch.
Making Audio Plugins
Martin Finke demonstrates how to create audio plugins for various audio programs and as a standalone app. Recommended by rxi as an introduction to audio synthesis.
The Math Behind Music and Sound Synthesis
Video about sound frequencies, wave shapes, and the math behind it all.