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44 次代码提交 (77d650ccf516709df42334be35b56414589d7c21)

作者 SHA1 备注 提交日期
  sam 4bfa33f1b9 Start writing Visual Studio projects. 17 年前
  sam 0eb36a6225 Support C99 types on Win32 through the same hacks as in libcaca. 17 年前
  sam 36438eed8f Fix headers. 17 年前
  sam 37ed52dc95 * median.c: oops, fix argument types in the qsort call. 17 年前
  sam 82bb59111c * median.c: use the libc's qsort to find the median value. Not really the 17 年前
  sam 0cca668930 * pipi_template.h: factor the last unrolled preprocessor loop. 17 年前
  sam daa741e235 * convolution.c: refactor the template functions, removing 30 lines of 17 年前
  sam 729fb74fec * blur.c: support wrap around images in box blur (it's actually support for 17 年前
  sam 916f579194 * blur.c: use the template system for the boxblur functions. 17 年前
  sam 5a9d928338 * blur.c: fix the separate filter optimisation in the blur code by not 17 年前
  sam 8ddfafa5ba * Rework the convolution template system. 17 年前
  sam db9a8eae50 * convolution_template.h: clamp output values after a convolution. 17 年前
  sam 36fb60cacf * transform.c: implement pipi_rotate90, pipi_rotate180 and pipi_rotate270. 17 年前
  sam 2da45f954b * Implement pipi_vflip() and pipi_hflip(). 17 年前
  sam 412dafd400 * median.c: oops, removed old debugging hack from pipi_median(). 17 年前
  sam 0cab178432 * color.c: implement pipi_threshold(). 17 年前
  sam 31fec9b526 * Add pipi_dilate() / pipi_erode() and --dilate / --erode. 17 年前
  sam 114afed869 * median.c: fix the RGBA median filter. 17 年前
  sam d9f3b654bc * median.c: add a median filter. Highly unoptimised for now. 17 年前
  sam a1ad690056 * blur.c: proper box blur implementation that runs linearly with 17 年前
  sam 8e5b11ae39 * convolution_template.h: disambiguate parentheses. 17 年前
  sam 8996a532df * blur.c: improve the Gaussian kernel interpolation. 17 年前
  sam e50ce5c67a * color.c: implement pipi_brightness() and pipi_contrast(). 17 年前
  sam 37ab68e449 * blur.c: improve the Gaussian kernel generation by interpolating its 17 年前
  sam 18e1cc4471 * Add pipi_invert() to invert an image's colours. 17 年前
  sam 97930521fc * blur.c: add an argument to the gaussian convolution to specify an angle. 17 年前
  sam 1e47505892 * convolution.c: move local function prototypes to convolution_template.h. 17 年前
  sam 7f3e08d021 * convolution.c: support for wrap-around in convolutions. 17 年前
  sam ec187df115 * convolution_template.h: split convolution routines into separate functions 17 年前
  sam 1ff729fd7b * convolution.c: fix a small memory leak in the convolution filter. 17 年前
  sam 77ec441434 * blur.c: implement box blur; currently runs in O(n) but we could make it 17 年前
  sam b7c2d1f847 * autocontrast.c: simple autocontrast filter; does not work very well. 17 年前
  sam 8c4591f1d9 * blur.c: remove the blurring code and use our generic convolution 17 年前
  sam 03ca8dc76d * convolution.c: automatically detect when a convolution filter is separable 17 年前
  sam 89f35cb8fd * convolution.c: generic convolution method. Does not take advantage of 17 年前
  sam 4a278923ff * blur.c: adapt the kernel size to large values of dx and/or dy. 17 年前
  sam a11f92ff95 * blur.c: support for greyscale images. 17 年前
  sam 877e7b21a9 * filter/blur.c: avoid annoying side effects with very small or negative 17 年前
  sam ea38654c88 * filter/blur.c: minor optimisation in the kernel generation. 17 年前
  sam 4a857277a7 * blur.c: support for variable blur radius and Gaussian offset. 17 年前
  sam 42af43ad99 * blur.c: separated blur; it's now incredibly faster. 17 年前
  sam af0c7f52fb * blur.c: fix overflow errors. 17 年前
  sam 31328a14aa * Big API reorganisation. Now libpipi can transparently convert between 17 年前
  sam 7d147f3576 * Test implementation of Gaussian blurring. It's awfully slow and does not 17 年前