im_embed(3) extract a portion of an image

SYNOPSIS

#include <vips/vips.h>

int im_embed( in, out, type, x, y, w, h )
IMAGE *in, *out;
int type;
int x, y, w, h;

DESCRIPTION

im_embed() embeds in within a larger image (size w by h), with in's top left-hand corner at position (x,y) within the output image. The value of type controls what appears in the new pels.


 0 - black pels (all bytes 0)
 1 - extend pels from image to edge
 2 - tile pels from image
 3 - mirror pels from image
 4 - white pels (all bytes 255)

Works for any size image, any number of bands, any type. Works for LABPACK coded images too.

RETURN VALUE

The function returns 0 on success and -1 on error.

COPYRIGHT

National Gallery, 1995.

AUTHOR

J. Cupitt - 11/04/1995