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Compression & Properties

Creative iMediaR093 L15GCSELesson packSubscription

About this resource

OCR Creative iMedia R093, Topic Area 4 (Distribution considerations) — lossy and lossless compression, the trade-off between file size and quality, and the properties of image, audio and moving image files (resolution, bit depth, sample rate, frame rate, bit rate).

17 slides.

Lesson outline

  1. Do Now — Getting Started
  2. Why Compression Matters
  3. Hinge Check — Emailing Photos
  4. Lossy vs Lossless Compression
  5. Check — True or False
  6. Hinge Check — Archiving Wedding Photos
  7. Image Properties — Resolution & Bit Depth
  8. Hinge Check — What Does Bit Depth Control?
  9. Audio & Moving Image Properties
  10. Check — Match the Property
  11. Applied Understanding — Modelled Example
  12. Main Activity — Orbital Studios' Gameplay Video
Unit bundleR093 Creative iMedia in the media industry · lessons
Part of: R093 Creative iMedia in the media industry · lessons: the whole unitEvery resource in the unit in one zip.

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