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14 Commitit (b5500986b29185d4b156e5182d2cb13f95130d29)

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  sam b5500986b2 * floydsteinberg.c: minor optimisation in the FStein error propagation. 16 vuotta sitten
  sam eb9a270380 * pipi_dither_ordered() now takes two arguments; any image can be used as 16 vuotta sitten
  sam 53268650a7 * dbs.c: generate the initial halftone using random dithering instead of 16 vuotta sitten
  sam 0eda956bfc * random.c: implement random dithering using a deterministic pseudo-RNG. 16 vuotta sitten
  sam 18dd51e1a5 * Dithering algorithms no longer modify the original image. 16 vuotta sitten
  sam 41efcdecc0 * Prefix dithering functions with _dither_ to avoid namespace cluttering. 16 vuotta sitten
  sam 6a3309663e * ordered.c: implement Bayer dithering (pretty trivial). 16 vuotta sitten
  sam a6dcd80490 * dbs.c: optimise DBS by ignoring 16x16 cells that had no pixel changes for 16 vuotta sitten
  sam 2a3c7ca990 * dbs.c: improve the DBS human visual system kernel by adding two Gaussian 16 vuotta sitten
  sam 87f8e922ab * Error diffusion methods now support either raster or serpentine scan. 16 vuotta sitten
  sam 302ce37f8e * ostromoukhov.c: Ostromoukhov's simple error diffusion algorithm. 16 vuotta sitten
  sam 2182fdfdbf * floydsteinberg.c: perform Floyd-Steinberg dithering on a serpentine path. 16 vuotta sitten
  sam 628c2618da * dbs.c: new dithering function: Direct Binary Search. One of the best 16 vuotta sitten
  sam 1408cff41d * Add Floyd-Steinberg grayscale dithering. 16 vuotta sitten