20 Commits (0cca66893078fb1fa1e79d9d2c2994407f18fd47)

Autor SHA1 Nachricht Datum
  sam 3dba2d0198 * Add pipi_order, to transform any image into an ordered dithering matrix. vor 16 Jahren
  sam 645169e3b1 * Add the "halftone" dithering method, which uses classical halftone (aka. vor 16 Jahren
  sam 44c9b8e15d * Get rid of the specific error diffusion functions, since our stock kernels vor 16 Jahren
  sam 90c7527281 * Add pipi_dither_ediff(), a generic error diffusion dithering algorithm vor 16 Jahren
  sam b40fc1b330 * atkinson.c: implement Atkinson dithering. vor 16 Jahren
  sam 25cdf35a86 * jajuni.c: add Jarvis-Judice-Ninke dithering. It's a Floyd-Steinberg-like vor 16 Jahren
  sam b5500986b2 * floydsteinberg.c: minor optimisation in the FStein error propagation. vor 16 Jahren
  sam eb9a270380 * pipi_dither_ordered() now takes two arguments; any image can be used as vor 16 Jahren
  sam 53268650a7 * dbs.c: generate the initial halftone using random dithering instead of vor 16 Jahren
  sam 0eda956bfc * random.c: implement random dithering using a deterministic pseudo-RNG. vor 16 Jahren
  sam 18dd51e1a5 * Dithering algorithms no longer modify the original image. vor 16 Jahren
  sam 41efcdecc0 * Prefix dithering functions with _dither_ to avoid namespace cluttering. vor 16 Jahren
  sam 6a3309663e * ordered.c: implement Bayer dithering (pretty trivial). vor 16 Jahren
  sam a6dcd80490 * dbs.c: optimise DBS by ignoring 16x16 cells that had no pixel changes for vor 16 Jahren
  sam 2a3c7ca990 * dbs.c: improve the DBS human visual system kernel by adding two Gaussian vor 16 Jahren
  sam 87f8e922ab * Error diffusion methods now support either raster or serpentine scan. vor 16 Jahren
  sam 302ce37f8e * ostromoukhov.c: Ostromoukhov's simple error diffusion algorithm. vor 16 Jahren
  sam 2182fdfdbf * floydsteinberg.c: perform Floyd-Steinberg dithering on a serpentine path. vor 16 Jahren
  sam 628c2618da * dbs.c: new dithering function: Direct Binary Search. One of the best vor 16 Jahren
  sam 1408cff41d * Add Floyd-Steinberg grayscale dithering. vor 16 Jahren