2 Commits (ab741dd2450a9e74880947cca638ed1d574c2c06)

Author SHA1 Message Date
  sam 36438eed8f Fix headers. 16 years ago
  sam 0eda956bfc * random.c: implement random dithering using a deterministic pseudo-RNG. 16 years ago
  sam 18dd51e1a5 * Dithering algorithms no longer modify the original image. 16 years ago
  sam 6a3309663e * ordered.c: implement Bayer dithering (pretty trivial). 16 years ago
  sam 87f8e922ab * Error diffusion methods now support either raster or serpentine scan. 16 years ago
  sam 2182fdfdbf * floydsteinberg.c: perform Floyd-Steinberg dithering on a serpentine path. 16 years ago
  sam 1408cff41d * Add Floyd-Steinberg grayscale dithering. 16 years ago