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im_zoom - zoom an image
#include <vips/vips.h>
int im_zoom(in,
out, xfac, yfac)
IMAGE *in, *out; int xfac, yfac;
im_zoom() zooms (ie. nearest
neighbour upsampling) the image held by the image descriptor in by factors
xfac and yfac and writes the result to the image descriptor out. Works
for any type of image, even LABPACK.
The function returns 0
on success and -1 on error.
im_copy(3)
, im_affine(3)
.
National
Gallery, 1994.
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