Introduction to Digital Multimedia

Day 1

Agenda

  • About the course
  • Media types
  • Digital Multimedia
  • Colours
  • Exercises

About the course

  • Additional info can be found on housa.dk
  • Group exercises
  • Individual assignments
  • Group project

Media types

  • Static vs time-based
  • static media
    • images
    • text
  • time-based media
    • video
    • animation
    • sound

Digital Multimedia

  • manipulated as data
  • non-linearity
  • still fairly new

Digital representation of media

  • it's all 1's and 0's
  • digitization
    • sampling
    • quantization
  • undersampling
    • aliasing

Colour

  • colour as wavelengths (SPD)
  • RGB (red, green, blue)
    • colour depth
    • indexed colour (colour tables)
    • posterization
    • dithering
  • CMYK (cyan, magenta, yellow, black)
    • subtraction instead of addition
    • subtractive primaries
  • HSL (hue, saturation, lightness)