COSC 4P98 Topics in Computer Media and Digital Audio

Course information // Software // Interesting Links // Student Work

Instructor: Brian Ross (bross@brocku.ca)
Office hours: TBA (or when door open).
Lectures: Wed, Fri 9:30-11am,
TA: TBA

• Outline
• Project description
  • Due date: 12:00 noon, Tuesday January 3, 2023.

• Recommended text:
  • None, but recommended reading will be mentioned in class and on this web site.

• Assignment 1
  • Audacity: free sound editor (Win, Mac, Linux)
    • How to import/export TXT audio files with Audacity: import, export.
  • Audio data for question 1 (or make your own).
  • Adobe Audition TXT-WAV converting tools for Linux and windows (by Robert Flack):
    • wavtxt_tools_linux.zip (Linux binaries and CPP source)
    • wavtxt_tools_win.zip (Windows binaries)
• Assignment 2
• Assignment 3

• Old tests, misc.

• Term test: Wednesday November 23, 2022. (in class)

• Seminar schedule and topic ideas.

• Local data:
  • CSound: Windows system, Windows help, PDF manuals.
  • Misc applications, VST info. (Brock access only)
  • Misc wave files. (Brock access only)

  Various things: demos, images, links...

Reading...

• COSC 4P98 Reserve List at library.
• Lecture notes:
  • Amplitude and decibels
  • Piano frequencies
  • Discrete Fourier Transformation equations
  • Fourier Series and Discrete Fourier Transformation side-by-side
  • Fourier Series examples
  • MIDI
  • Granular synthesis
  • Synthesis
  • Csound
  • Music programming languages
  • VST Programming
    • Examples
    • Compiled DLL of aDelay: adelay.zip
    • Steinberg VST 3 resources.
    • Also see 4P98 software page for more VST resources.
  • Noise, Fractals and Music
  • Algorithmic Composition
  • Ableton
• Recommended bibliography.

Online papers and pages

• Wikipedia articles on audio/music...
  • Audio bit depth
  • Piano key frequencies
  • Dynamic range
  • Sampling (signal processing)
  • Harmonic
  • MIDI
  • Colors of noise
• Fourier Transformation and applications
  • Fourier and other tutorials
    : Papers, software, and examples of spectral morphing.
• What is headroom and why is it important? (Sound-on-Sound article)
• Reverb/Echo/Delay by Scott Madigan.
• Csound
  • Introduction to Sound Design in Csound (R. Boulanger)
    : chapter 1 of The Csound Book.
  • Wave Terrain Synthesis
  • Other online tutorials
• Automated composition
  • 1/f noise
• The Scientist and Engineer's Guide to Digital Signal Processing
  :free PDF download of book. See Ch. 13 and 8 (and others) for Fourier discussions!

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COSC 4P98: Course information // Software // Interesting Links // Student Work

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