4 Commits (f3a19b6ce5ff52cc3a83b63e4285fcd537cfb04d)

Author SHA1 Message Date
  sam 18dd51e1a5 * Dithering algorithms no longer modify the original image. 17 years ago
  sam 41efcdecc0 * Prefix dithering functions with _dither_ to avoid namespace cluttering. 17 years ago
  sam 87f8e922ab * Error diffusion methods now support either raster or serpentine scan. 17 years ago
  sam 302ce37f8e * ostromoukhov.c: Ostromoukhov's simple error diffusion algorithm. 17 years ago