Welcome to Multimedia Codec Excercises’s documentation!

Contents:

• Information Theory
  • Calculate Entropy of Text
  • Calculate Entropy of Image
• Comparison and Evaluation
  • Objective and subjective comparison of images
• Subsampling
  • Subsampling of Audio Files
  • Subsampling with Antialiasing Filter
  • Music File: Comparison with and without Antialising
• Colorspace transform
  • RGB to YcrCb conversion
  • Subsampling of Chrominance Channels
• Transformations
  • Discrete Cosine Transform (DCT)
• First 4 steps of Jpeg encoding
  • Step 1: Read and display image
  • Step 2: Transform BGR to YCrCb and Subsample Chrominance Channels
  • Step 3 and 4: Discrete Cosinus Transform and Quantisation
  • Decoding

Indices and tables

• Index
• Module Index
• Search Page