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sam 18e1cc4471 * Add pipi_invert() to invert an image's colours. 16 years ago
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autocontrast.c * autocontrast.c: simple autocontrast filter; does not work very well. 16 years ago
blur.c * blur.c: add an argument to the gaussian convolution to specify an angle. 16 years ago
color.c * Add pipi_invert() to invert an image's colours. 16 years ago
convolution.c * convolution.c: move local function prototypes to convolution_template.h. 16 years ago
convolution_template.h * convolution.c: move local function prototypes to convolution_template.h. 16 years ago