write.t

下载来的一个看图软件的源代码

#!/usr/local/bin/perl
# Copyright (C) 2003 GraphicsMagick Group
# Copyright (C) 2002 ImageMagick Studio
# Copyright (C) 1991-1999 E. I. du Pont de Nemours and Company
#
# This program is covered by multiple licenses, which are described in
# Copyright.txt. You should have received a copy of Copyright.txt with this
# package; otherwise see http://www.graphicsmagick.org/www/Copyright.html.
#
#
# Test reading JPEG images
#
# Contributed by Bob Friesenhahn <[e-mail]>
#
BEGIN { $| = 1; $test=1; print "1..2\n"; }
END {print "not ok $test\n" unless $loaded;}

use Graphics::Magick;
$loaded=1;

require 't/subroutines.pl';

chdir 't/jpeg' || die 'Cd failed';

#
# 1) Test with non-interlaced image
#
print( "Non-interlaced JPEG ...\n" );
testReadWriteCompare( 'input.jpg', 'output_tmp.jpg',
                      '../reference/jpeg/write_non_interlaced.miff',
                      q//, q//, 6.4e-5, 0.008);

#
# 2) Test with plane-interlaced image
#
++$test;
print( "Plane-interlaced JPEG ...\n" );
testReadWriteCompare( 'input.jpg', 'output_plane_tmp.jpg',
                      '../reference/jpeg/write_plane_interlaced.miff',
                      q//, q//, 6.4e-5, 0.008);