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38 Commity (ab741dd2450a9e74880947cca638ed1d574c2c06)

Autor SHA1 Wiadomość Data
  sam 36438eed8f Fix headers. 16 lat temu
  sam bd54059e60 * Add a scale parameter to pipi_dither_ordered_ext(). 16 lat temu
  sam 4fefa85cd9 * ordered.c: allow to rotate the dither pattern, using nearest-neighbour 16 lat temu
  sam 3dba2d0198 * Add pipi_order, to transform any image into an ordered dithering matrix. 16 lat temu
  jylam bdabe44f3a * Added line to pipi tool (format x1,y1,x2,y2,color,aa, width coordinates as ints, color as hex quadret, aa as an optionnal bit which controls 16 lat temu
  sam 645169e3b1 * Add the "halftone" dithering method, which uses classical halftone (aka. 16 lat temu
  sam 44c9b8e15d * Get rid of the specific error diffusion functions, since our stock kernels 16 lat temu
  sam 90c7527281 * Add pipi_dither_ediff(), a generic error diffusion dithering algorithm 16 lat temu
  sam 15bd183743 * Rename --rgb into --combine and add --split. Basic per-channel operations 16 lat temu
  sam e38943a327 * rgb.c: implement pipi_rgb(), to combine three RGB channels. 16 lat temu
  sam 10baf86103 * pipi.c: implement --roll, RPL-style. 16 lat temu
  sam b40fc1b330 * atkinson.c: implement Atkinson dithering. 16 lat temu
  sam 36fb60cacf * transform.c: implement pipi_rotate90, pipi_rotate180 and pipi_rotate270. 16 lat temu
  sam 2da45f954b * Implement pipi_vflip() and pipi_hflip(). 16 lat temu
  sam 0cab178432 * color.c: implement pipi_threshold(). 16 lat temu
  sam 31fec9b526 * Add pipi_dilate() / pipi_erode() and --dilate / --erode. 16 lat temu
  sam d9f3b654bc * median.c: add a median filter. Highly unoptimised for now. 16 lat temu
  sam ab1487e666 * Add --boxblur to the pipi command line. 16 lat temu
  sam e50ce5c67a * color.c: implement pipi_brightness() and pipi_contrast(). 16 lat temu
  sam 18e1cc4471 * Add pipi_invert() to invert an image's colours. 16 lat temu
  sam 48b881b6fa * Add pipi_tile, to create image mosaics. 16 lat temu
  sam edd4a03a1e * Add the --scale flag. Resizes the image like --geometry, except with 16 lat temu
  sam 97930521fc * blur.c: add an argument to the gaussian convolution to specify an angle. 16 lat temu
  sam 3bcf099f65 * Allow pipi --blur to specify both the X and Y Gaussian sizes. Now we can 16 lat temu
  sam 555ba323e9 * pipi.c: add the --geometry flag (only wxh for now). 16 lat temu
  sam b74fad466b * Implement difference, multiply, divide, screen and overlay blend methods. 16 lat temu
  sam b089bc14b6 * context.c: add the "swap" command to swap two images in the stack. 16 lat temu
  sam da84205cde * subadd.c: add pipi_sub() and pipi_add() as another way to combine two 16 lat temu
  sam 6fb5354eff * minmax.c: add pipi_min() and pipi_max() as another way to combine two 16 lat temu
  sam 9bd6b555f9 * mean.c: implement pipi_mean() to compute a mean image. 16 lat temu
  sam 31fd250bd2 * Support --autocontrast in pipi. 16 lat temu
  sam 7f3e08d021 * convolution.c: support for wrap-around in convolutions. 16 lat temu
  sam 103e0629a2 * pipi.c: implement the "--gray" flag for grayscale conversion. 16 lat temu
  sam 25cdf35a86 * jajuni.c: add Jarvis-Judice-Ninke dithering. It's a Floyd-Steinberg-like 16 lat temu
  sam b658564a1f * context.c: fix an old bug that was incorrectly rounding down blur values. 16 lat temu
  sam eb9a270380 * pipi_dither_ordered() now takes two arguments; any image can be used as 16 lat temu
  sam d6b8cca4ec * context.c: implement various dithering commands and Gaussian blur. 16 lat temu
  sam 0f3943d0fe * Add functions that handle a stack-based processing queue. 16 lat temu