#!/usr/bin/perl
use Image::Magick;
my $thumbnail = Image::Magick->new;
$thumbnail->Read("full.bmp");
$thumbnail->Write("full.png");
$thumbnail->Resize(width=>'200', height=>'150');
$thumbnail->Write("tn_200x150.png");
$thumbnail->Resize(width=>'100', height=>'75');
$thumbnail->Write("tn_100x75.png");
undef $thumbnail;
exec "file /home/mhenkel/*.png";
####
/home/mhenkel/full.png: PNG image data, 240 x 294, 8-bit/color RGB, non-interlaced
/home/mhenkel/tn_100x75.png: PNG image data, 100 x 75, 8-bit/color RGB, non-interlaced
/home/mhenkel/tn_200x150.png: PNG image data, 200 x 150, 8-bit/color RGB, non-interlaced
####
/home/mhenkel/full.png: PNG image data, 240 x 294, 8-bit/color RGB, non-interlaced
/home/mhenkel/tn_100x75.png: PNG image data, 100 x 75, 16-bit/color RGB, non-interlaced
/home/mhenkel/tn_200x150.png: PNG image data, 200 x 150, 16-bit/color RGB, non-interlaced