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69 lines
1.7 KiB
69 lines
1.7 KiB
#!/usr/bin/perl
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#
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# Test writing PNG images
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#
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# Contributed by Bob Friesenhahn <bfriesen@simple.dallas.tx.us>
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#
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BEGIN { $| = 1; $test=1; print "1..6\n"; }
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END {print "not ok $test\n" unless $loaded;}
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use Image::Magick;
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$loaded=1;
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require 't/subroutines.pl';
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chdir 't/png' || die 'Cd failed';
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#
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# 1) Test Black-and-white, bit_depth=1 PNG
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#
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print( "1-bit grayscale PNG ...\n" );
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testReadWrite( 'input_bw.png', 'output_bw.png', q/quality=>95/,
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'7d12eaac6f41d3c2947022f382e158ea715e918ce0cd73649ec04db01239c88f');
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#
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# 2) Test monochrome image
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#
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++$test;
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print( "8-bit grayscale PNG ...\n" );
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testReadWrite( 'input_mono.png',
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'output_mono.png', '',
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'fa43f8c3d45c3efadab6791a6de83b5a303f65e2c1d58e0814803a4846e68593');
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#
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# 3) Test 16-bit Portable Network Graphics
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#
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++$test;
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print( "16-bit grayscale PNG ...\n" );
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testReadWrite( 'input_16.png',
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'output_16.png',
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q/quality=>55/,
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'593d0b64579cbeb07a2f4d5fcc3ab77a320204580442a8b6a95ef141030427de',
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'2d30a8bed1ae8bd19c8320e861f3140dfc7497ca8a05d249734ab41c71272f08' );
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#
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# 4) Test pseudocolor image
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#
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++$test;
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print( "8-bit indexed-color PNG ...\n" );
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testReadWrite( 'input_256.png',
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'output_256.png',
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q/quality=>54/,
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'5798b9623e5922d3f6c0e87ae76ccc5a69568258e557613f20934f2de6ee2d35' );
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#
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# 5) Test truecolor image
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#
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++$test;
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print( "24-bit Truecolor PNG ...\n" );
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testReadWrite( 'input_truecolor.png',
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'output_truecolor.png',
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q/quality=>55/,
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'eb9adaa26f3cda80273f436ddb92805da2cb88dd032d24380cd48cf05432a326' );
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#
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# 6) Test Multiple-image Network Graphics
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#
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++$test;
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print( "MNG with 24-bit Truecolor PNGs ...\n" );
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testReadWrite( 'input.mng',
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'output.mng',
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q/quality=>55/,
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'65c0eacf6e060b9fb8467eaa0f74e2dcc3ef72d06577f06a506bd0546b01fb61' );
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