| .TH IM_ZOOM 3 "11 April 1990" |
| .SH NAME |
| im_zoom \- zoom an image |
| .SH SYNOPSIS |
| .B #include <vips/vips.h> |
| |
| .B int im_zoom(in, out, xfac, yfac) |
| .br |
| .B IMAGE *in, *out; |
| .B int xfac, yfac; |
| |
| .SH DESCRIPTION |
| .B 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. |
| |
| .SH RETURN VALUE |
| The function returns 0 on success and -1 on error. |
| .SH SEE ALSO |
| im_copy(3), im_affine(3). |
| .SH COPYRIGHT |
| National Gallery, 1994. |