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# ExactImage Perl Example
# Copyright (C) 2008 Rene Rebe, ExactCODE GmbH
use strict;
# the ExactImage module
use lib './objdir/api/perl';
use Math::Trig;
use ExactImage;
# create an ExactImage
my $image = ExactImage::newImage ();
# easy use, use on-disc files:
if (ExactImage::decodeImageFile ($image, "testsuite/281-4.2.04.tif"))
{
print "image decoded all fine.\n";
} else {
print "something went wrong ...\n";
exit;
}
my $width = ExactImage::imageWidth($image);
my $height = ExactImage::imageHeight($image);
my $i = 0;
# TODO: a loop over all common color spaces
# ExactImage::imageConvertColorspace($image, "gray1");
for (my $n = 100; $n > 0; $n--, $i++)
{
my $x = int rand(2 * $width) - $width;
my $y = int rand(2 * $height) - $height;
my $w = int rand($width);
my $h = int rand($height);
my $a = rand(2*pi) - pi;
print ("crop: $x $y $w $h $a\n");
my $newimage = ExactImage::copyImageCropRotate($image, $x, $y, $w, $h, $a);
if (ExactImage::encodeImageFile ($newimage, "fuzz-out-$i.pnm"))
{
print "image written all fine.\n";
} else {
print "something went wrong writing the image ...\n";
exit;
}
ExactImage::deleteImage ($newimage);
}
# we do not want to leak memory, always delete the image
# when you are done with it!
ExactImage::deleteImage ($image);
print "ok, here the example ends (for now) ...\n";
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