<!-- manual page source format generated by PolyglotMan v3.2, --> <!-- available at http://polyglotman.sourceforge.net/ --> <html> <head> <title>IM_ZOOM(3) manual page</title> </head> <body bgcolor='white'> <a href='#toc'>Table of Contents</a><p> <h2><a name='sect0' href='#toc0'>Name</a></h2> im_zoom - zoom an image <h2><a name='sect1' href='#toc1'>Synopsis</a></h2> <b>#include <vips/vips.h></b> <p> <b>int im_zoom(in, out, xfac, yfac)</b> <br> <b>IMAGE *in, *out;</b> <b>int xfac, yfac;</b> <p> <h2><a name='sect2' href='#toc2'>Description</a></h2> <b>im_zoom()</b> 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. <p> <h2><a name='sect3' href='#toc3'>Return Value</a></h2> The function returns 0 on success and -1 on error. <h2><a name='sect4' href='#toc4'>See Also</a></h2> <a href='im_copy.3.html'>im_copy(3)</a> , <a href='im_affine.3.html'>im_affine(3)</a> . <h2><a name='sect5' href='#toc5'>Copyright</a></h2> National Gallery, 1994. <p> <hr><p> <a name='toc'><b>Table of Contents</b></a><p> <ul> <li><a name='toc0' href='#sect0'>Name</a></li> <li><a name='toc1' href='#sect1'>Synopsis</a></li> <li><a name='toc2' href='#sect2'>Description</a></li> <li><a name='toc3' href='#sect3'>Return Value</a></li> <li><a name='toc4' href='#sect4'>See Also</a></li> <li><a name='toc5' href='#sect5'>Copyright</a></li> </ul> </body> </html>