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86 Révisions
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86 Révisions (7f3e08d0213a0f7cca847ad70804b48aa559ef2e)
 

Auteur SHA1 Message Date
  sam 7f3e08d021 * convolution.c: support for wrap-around in convolutions. il y a 16 ans
  sam 103e0629a2 * pipi.c: implement the "--gray" flag for grayscale conversion. il y a 16 ans
  sam ec187df115 * convolution_template.h: split convolution routines into separate functions il y a 16 ans
  sam 25cdf35a86 * jajuni.c: add Jarvis-Judice-Ninke dithering. It's a Floyd-Steinberg-like il y a 16 ans
  sam b5500986b2 * floydsteinberg.c: minor optimisation in the FStein error propagation. il y a 16 ans
  sam b658564a1f * context.c: fix an old bug that was incorrectly rounding down blur values. il y a 16 ans
  sam ee6e43cf81 * stock.c: generate images with random noise. il y a 16 ans
  sam eb9a270380 * pipi_dither_ordered() now takes two arguments; any image can be used as il y a 16 ans
  sam 3014994c61 * codec.c: support for stock images in pipi_load(). il y a 16 ans
  sam d6b8cca4ec * context.c: implement various dithering commands and Gaussian blur. il y a 16 ans
  sam 0549f43287 * Start working on "pipi", a command-line libpipi tool. It will be similar il y a 16 ans
  sam 0f3943d0fe * Add functions that handle a stack-based processing queue. il y a 16 ans
  sam 1ff729fd7b * convolution.c: fix a small memory leak in the convolution filter. il y a 16 ans
  sam 77ec441434 * blur.c: implement box blur; currently runs in O(n) but we could make it il y a 16 ans
  sam b7c2d1f847 * autocontrast.c: simple autocontrast filter; does not work very well. il y a 16 ans
  sam c269c219b2 * Get rid of test.c, it was no longer useful anyway. il y a 16 ans
  jylam baa61a9f6d * Handle alpha layer in floodfill (but don't make it conditionnal to the algorithm) il y a 16 ans
  jylam 290e151913 * First shot of a floodfiller (both u32 and float, 4 neighbours) il y a 16 ans
  sam 53268650a7 * dbs.c: generate the initial halftone using random dithering instead of il y a 16 ans
  sam 0eda956bfc * random.c: implement random dithering using a deterministic pseudo-RNG. il y a 16 ans
  sam 18dd51e1a5 * Dithering algorithms no longer modify the original image. il y a 16 ans
  sam 2dc8bb35dd * pipi.c: fix a memory leak caused by empty picture having codec_format il y a 16 ans
  sam 66f9ce5ea4 * pipi.c: implement pipi_copy(). il y a 16 ans
  sam a17c6753e3 * pixels.c: store byte length and bits-per-pixel value in the pipi_pixels_t il y a 16 ans
  sam 41efcdecc0 * Prefix dithering functions with _dither_ to avoid namespace cluttering. il y a 16 ans
  sam 6a3309663e * ordered.c: implement Bayer dithering (pretty trivial). il y a 16 ans
  sam a6dcd80490 * dbs.c: optimise DBS by ignoring 16x16 cells that had no pixel changes for il y a 16 ans
  sam 2a3c7ca990 * dbs.c: improve the DBS human visual system kernel by adding two Gaussian il y a 16 ans
  sam bf31390d1e * sharpen.c: add a sharpen filter example, using our generic convolution il y a 16 ans
  sam 8c4591f1d9 * blur.c: remove the blurring code and use our generic convolution il y a 16 ans
  sam 03ca8dc76d * convolution.c: automatically detect when a convolution filter is separable il y a 16 ans
  sam c587c29021 * blur.c: fix the blur example’s argument checking. il y a 16 ans
  sam 89f35cb8fd * convolution.c: generic convolution method. Does not take advantage of il y a 16 ans
  sam 870828bc87 * edd.c: output MSD instead of RMSD in the displacement computation. il y a 16 ans
  sam 87f8e922ab * Error diffusion methods now support either raster or serpentine scan. il y a 16 ans
  sam 99d8af784e * pixels.c: support more conversion combinations. il y a 16 ans
  sam 302ce37f8e * ostromoukhov.c: Ostromoukhov's simple error diffusion algorithm. il y a 16 ans
  sam 2182fdfdbf * floydsteinberg.c: perform Floyd-Steinberg dithering on a serpentine path. il y a 16 ans
  sam 3e575ba28a * dither.c: add an example program for dithering methods. il y a 16 ans
  sam 628c2618da * dbs.c: new dithering function: Direct Binary Search. One of the best il y a 16 ans
  sam eaad4db6f9 * measure.c: there is now pipi_measure_msd in addition to pipi_measure_rmsd. il y a 16 ans
  sam 18fd8276bd * edd.c: output E_fast as well. il y a 16 ans
  sam 5974ab95c5 * edd.c: example program that computes the Floyd-Steinberg displacement, il y a 16 ans
  sam 4a278923ff * blur.c: adapt the kernel size to large values of dx and/or dy. il y a 16 ans
  sam 1408cff41d * Add Floyd-Steinberg grayscale dithering. il y a 16 ans
  sam 36da8b05dd * pixels.c: fix a typo in the dithering method that could cause crashes. il y a 16 ans
  sam 9a536afd4f * measure.c: started writing error/measure functions. First one is RMSD. il y a 16 ans
  sam a11f92ff95 * blur.c: support for greyscale images. il y a 16 ans
  sam eea9f9b829 * pixels.c: start supporting grayscale images. il y a 16 ans
  sam f687640a09 * codec.c: bump Imlib2 and OpenCV priorities over SDL. il y a 16 ans