How PNG Works - Compromising Speed for Quality

How PNG Works - Compromising Speed for Quality

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Heuristics for Filtering

9 of 15

9 of 15

Heuristics for Filtering

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How PNG Works - Compromising Speed for Quality

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  1. 1 Introduction
  2. 2 Exploiting redundancy
  3. 3 Huffman Codes
  4. 4 Run Length Encoding
  5. 5 Lempel-Ziv Schemes LZSS
  6. 6 Transforming the problem
  7. 7 Filtering
  8. 8 How PNG Picks Filters
  9. 9 Heuristics for Filtering
  10. 10 PNG Encoding/Decoding
  11. 11 The Compromise: PNG Is Slow
  12. 12 Quite OK Image QOI Format
  13. 13 Benchmark Results
  14. 14 Final Thoughts
  15. 15 Brilliant Sponsorship

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