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im_insert - insert one image into another
#include <vips/vips.h>
int im_insert(in, ins, out, x, y)
IMAGE *in, *insub, *out;
int x, y;
im_insert() inserts one image into another. ins is
inserted into image in at position x, y relative to the top left hand corner
of in. out is made large enough to hold all of both in and ins. Any areas
of out not coming from either in or ins are set to black (binary 0). If
ins overlaps in, ins will appear on top of in. Both images must have the
same number of bands and the same BandFmt.
The function returns
0 on success and -1 on error.
im_extract(3)
, im_lrjoin(3)
, im_lrmerge(3)
J. Cupitt,
J. Cupitt - 11/04/1990
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