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
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.