| .TH IM_SIMCONTR 3 "10 May 1991" |
| .SH NAME |
| im_simcontr \- shows the effect of simultaneous contrast |
| .SH SYNOPSIS |
| .B #include <vips/vips.h> |
| |
| .B int im_simcontr( image, xsize, ysize ) |
| .br |
| .B IMAGE *image; |
| .br |
| .B int xsize, ysize; |
| .SH DESCRIPTION |
| .B 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 contains a smaller light square and the right |
| one contains a darker square. |
| .SH RETURN VALUE |
| The function returns 0 on success and -1 on error. |
| .SH SEE\ ALSO |
| im_grey(3) |
| .SH COPYRIGHT |
| .br |
| N. Dessipris |
| .SH AUTHOR |
| N. Dessipris \- 10/05/1991 |