24 lines
563 B
Groff
24 lines
563 B
Groff
.TH IM_ZOOM 3 "11 April 1990"
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.SH NAME
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im_zoom \- zoom an image
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.SH SYNOPSIS
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.B #include <vips/vips.h>
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.B int im_zoom(in, out, xfac, yfac)
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.br
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.B IMAGE *in, *out;
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.B int xfac, yfac;
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.SH DESCRIPTION
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.B im_zoom()
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zooms (ie. nearest neighbour upsampling) the image held by the image
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descriptor in by factors xfac and yfac and writes the result to the image
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descriptor out. Works for any type of image, even LABPACK.
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.SH RETURN VALUE
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The function returns 0 on success and -1 on error.
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.SH SEE ALSO
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im_copy(3), im_affine(3).
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.SH COPYRIGHT
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National Gallery, 1994.
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