1#!/usr/bin/perl 2# 3# Test reading PNG images 4# 5# Contributed by Bob Friesenhahn <bfriesen@simple.dallas.tx.us> 6# 7 8BEGIN { $| = 1; $test=1; print "1..6\n"; } 9END {print "not ok $test\n" unless $loaded;} 10use Image::Magick; 11$loaded=1; 12 13require 't/subroutines.pl'; 14 15chdir 't/png' || die 'Cd failed'; 16 17# 18# 1) Test Black-and-white, bit_depth=1 PNG 19# 20print( "1-bit grayscale PNG ...\n" ); 21testRead( 'input_bw.png', 22 '7d12eaac6f41d3c2947022f382e158ea715e918ce0cd73649ec04db01239c88f' ); 23 24# 25# 2) Test Monochrome PNG 26# 27++$test; 28print( "8-bit grayscale PNG ...\n" ); 29testRead( 'input_mono.png', 30 'fa43f8c3d45c3efadab6791a6de83b5a303f65e2c1d58e0814803a4846e68593' ); 31 32# 33# 3) Test 16-bit Portable Network Graphics 34# 35++$test; 36print( "16-bit grayscale PNG ...\n" ); 37testRead( 'input_16.png', 38 'd4bed86abb1849f69f1a5afb7c5cf8798e8192ba228357f189c277198c14f5a0', 39 '2d30a8bed1ae8bd19c8320e861f3140dfc7497ca8a05d249734ab41c71272f08' ); 40# 41# 4) Test 256 color pseudocolor PNG 42# 43++$test; 44print( "8-bit indexed-color PNG ...\n" ); 45testRead( 'input_256.png', 46 'e3930ba2c0d7813f21e9ac16b058c10904470853dc6a59f9f3b3f1f47da7dc2c' ); 47 48# 49# 5) Test TrueColor PNG 50# 51++$test; 52print( "24-bit Truecolor PNG ...\n" ); 53testRead( 'input_truecolor.png', 54 '7d40e88aa651fd6234780c61a6cef9f34ae8f579975240cf5d33c86217a348c9' ); 55 56# 57# 6) Test Multiple-image Network Graphics 58# 59++$test; 60print( "MNG with 24-bit Truecolor PNGs...\n" ); 61testRead( 'input.mng', 62 '0cd7b340ab0c0bceac4e95a4248b12987446a9d2df07bcb6e7e7ecd4ddc44b13' ); 63 64