4 Commits (89ae481795f95599b503a1d4163f11e9695e0adc)

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