im_simcontr3
Shows the effect of simultaneous contrast
Usage
#include <vips/vips.h>
int im_simcontr( image, xsize, ysize )
IMAGE *image;
int xsize, ysize;
Overview
im_simcontr() creates an unsigned char one band grey scale image of sizes xsize by ysize. The created pattern consists of two neighbouring squares one dark (left square) and one light (right square). The left one containes a smaller light square and the right one containes a darker square.
Return value
The function returns 0 on success and -1 on error.
Releases
Unchanged in 4 releases since Debian 3.1 (Sarge).