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1#!/usr/bin/perl
2
3use Image::Magick;
4
5#
6# Hide an image within an image
7#
8$watermark=Image::Magick->new;
9$watermark->ReadImage('smile.gif');
10($width, $height)=$watermark->Get('width','height');
11#
12# Hide image in image.
13#
14$image=Image::Magick->new;
15$image->ReadImage('model.gif');
16$image->SteganoImage(image=>$watermark,offset=>91);
17$image->Write('model.png');
18$image->Write('win:');
19#
20# Extract image from image.
21#
22$size="$width" . "x" . "$height" . "+91";
23$stegano=Image::Magick->new(size=>$size);
24$stegano->ReadImage('stegano:model.png');
25$stegano->Write('stegano.gif');
26$stegano->Write('win:');
27