59 次程式碼提交 (9967e7c9631e492cb3f4b6d4bdda44bed38a0c97)

作者 SHA1 備註 提交日期
  sam 5fb0f89a9d Do not touch the alpha layer in pipi_contrast(). 15 年之前
  sam 5d219697bf That optimisation sucked. Reverted median filter to something that works 15 年之前
  sam 3f6424fb1e Improve the median filter performance. 15 年之前
  sam 859e659c5b Implement pipi_rotate(). Currently nearest-neighbour only, supersample if 15 年之前
  sam b473f55d2f Do not touch alpha values when modifying brightness or contrast. 15 年之前
  sam e7c1b11fad Add missing M_PI definition in wave.c for Win32 compilation. 16 年之前
  sam 25eac661af wave.c: implement pipi_wave() in addition to pipi_sine(). The effect is 16 年之前
  sam 78c5fad50e wave.c: rename pipi_wave() into pipi_sine(). 16 年之前
  sam b7e3368c23 wave.c: change the wave arguments. The format is now eg. 150x100+10r1.3 where 16 年之前
  sam 37a1e5606e wave.c: better behaviour around image edges. 16 年之前
  sam 4936ebfa16 Fix a very old crash in the box blur filter that occurred when the image 16 年之前
  sam f0b30c6fa1 Properly handle alpha components in the convolution code. 16 年之前
  sam 2ff222affb Add a wave filter for crappy sine effects. 16 年之前
  sam 1ff231b9f7 Change _C pixel format suffixes into _U8 for more clarity. 16 年之前
  sam bb926c7a95 Rename pipi_getpixel into pipi_get_pixels. 16 年之前
  sam 4bfa33f1b9 Start writing Visual Studio projects. 16 年之前
  sam 0eb36a6225 Support C99 types on Win32 through the same hacks as in libcaca. 16 年之前
  sam 36438eed8f Fix headers. 16 年之前
  sam 37ed52dc95 * median.c: oops, fix argument types in the qsort call. 16 年之前
  sam 82bb59111c * median.c: use the libc's qsort to find the median value. Not really the 16 年之前
  sam 0cca668930 * pipi_template.h: factor the last unrolled preprocessor loop. 16 年之前
  sam daa741e235 * convolution.c: refactor the template functions, removing 30 lines of 16 年之前
  sam 729fb74fec * blur.c: support wrap around images in box blur (it's actually support for 16 年之前
  sam 916f579194 * blur.c: use the template system for the boxblur functions. 16 年之前
  sam 5a9d928338 * blur.c: fix the separate filter optimisation in the blur code by not 16 年之前
  sam 8ddfafa5ba * Rework the convolution template system. 16 年之前
  sam db9a8eae50 * convolution_template.h: clamp output values after a convolution. 16 年之前
  sam 36fb60cacf * transform.c: implement pipi_rotate90, pipi_rotate180 and pipi_rotate270. 16 年之前
  sam 2da45f954b * Implement pipi_vflip() and pipi_hflip(). 16 年之前
  sam 412dafd400 * median.c: oops, removed old debugging hack from pipi_median(). 16 年之前
  sam 0cab178432 * color.c: implement pipi_threshold(). 16 年之前
  sam 31fec9b526 * Add pipi_dilate() / pipi_erode() and --dilate / --erode. 16 年之前
  sam 114afed869 * median.c: fix the RGBA median filter. 16 年之前
  sam d9f3b654bc * median.c: add a median filter. Highly unoptimised for now. 16 年之前
  sam a1ad690056 * blur.c: proper box blur implementation that runs linearly with 16 年之前
  sam 8e5b11ae39 * convolution_template.h: disambiguate parentheses. 16 年之前
  sam 8996a532df * blur.c: improve the Gaussian kernel interpolation. 16 年之前
  sam e50ce5c67a * color.c: implement pipi_brightness() and pipi_contrast(). 16 年之前
  sam 37ab68e449 * blur.c: improve the Gaussian kernel generation by interpolating its 16 年之前
  sam 18e1cc4471 * Add pipi_invert() to invert an image's colours. 16 年之前
  sam 97930521fc * blur.c: add an argument to the gaussian convolution to specify an angle. 16 年之前
  sam 1e47505892 * convolution.c: move local function prototypes to convolution_template.h. 16 年之前
  sam 7f3e08d021 * convolution.c: support for wrap-around in convolutions. 16 年之前
  sam ec187df115 * convolution_template.h: split convolution routines into separate functions 16 年之前
  sam 1ff729fd7b * convolution.c: fix a small memory leak in the convolution filter. 16 年之前
  sam 77ec441434 * blur.c: implement box blur; currently runs in O(n) but we could make it 16 年之前
  sam b7c2d1f847 * autocontrast.c: simple autocontrast filter; does not work very well. 16 年之前
  sam 8c4591f1d9 * blur.c: remove the blurring code and use our generic convolution 16 年之前
  sam 03ca8dc76d * convolution.c: automatically detect when a convolution filter is separable 16 年之前
  sam 89f35cb8fd * convolution.c: generic convolution method. Does not take advantage of 16 年之前