6 Commits (ec187df1151597c6a1ee817d8900c9a633340797)

Author SHA1 Message Date
  sam b5500986b2 * floydsteinberg.c: minor optimisation in the FStein error propagation. 17 years ago
  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 2182fdfdbf * floydsteinberg.c: perform Floyd-Steinberg dithering on a serpentine path. 17 years ago
  sam 1408cff41d * Add Floyd-Steinberg grayscale dithering. 17 years ago