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Digital-Halftoning

The repository contains MATLAB and Python code for the digital halftoning techniques

Code provided for

MATLAB:

  • Bayers
  • Ulichney
  • Dot-Diffusion (dotdiff.m : can perform Knuth and Mese-Vaidhyanathan dot-diffusion)
  • Error-Diffusion (floyd_serp.m : can perform floyd-steinberg error diffusion, errdiff.m : will be called during exectution)
  • Direct binary search (DBS) (EDBS.m : efficient DBS)

Python

  • Bayers Halftone
  • Ulichney Halftone
  • floyd-steinberg error diffusion

**The code for Point Process Statistics is also included: The source code is taken from Modern Digital Halftoning: Refer to the software guide for details.

For details refer to blog:

https://imageprocessing-sankarsrin.blogspot.com/2016/12/digital-half-toning-ordered-dithering.html

Ref Paper:

Guo, Jing Ming, and S. Sankarasrinivasan. "Digital Halftone Database (DHD): A Comprehensive Analysis on Halftone Types." 2018 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC). IEEE, 2018.