[Reading Notes] Multimedia Systems — Algorithms, Standards and Industry Practices, Chapter 1 Introducation to Multimedia

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[Reading Notes] Multimedia Systems — Algorithms, Standards and Industry Practices, Chapter 1 Introducation to Multimedia - Past, Present and Future

Multimedia property

  1. Digital
  2. Voluminous
  3. Interactive
  4. Real-time and synchronization

Media types

  1. Text

  2. images

    1. bit depth: number of bits assigned to each pixel
      1. binary image(grey image): 2 bits
      2. Color image: 8 bits, 3 color channels
    2. format
    3. dimensionality

  3. Video

    1. Aspect ratio: 4:3, 16:9
    2. Scanning format

  4. Audio

    characterized by sampling rate in hertz.

    1. Dimensionality, like 5.1 surround sound system with 1 low freq speaker and 5 spatial speakers
    2. Frequency Range

  5. 2D graphics

  6. 3D graphics