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 '5a5b600153abaaf82dc9086272d01bedc4201d14b614c18cb4e9c6d1581c9023' ); 23 24# 25# 2) Test Monochrome PNG 26# 27++$test; 28print( "8-bit grayscale PNG ...\n" ); 29testRead( 'input_mono.png', 30 'a8d79029f6ced36f904659dda5ea67a6bab5e602b1033aa29c7f1b45b35c1178' ); 31 32# 33# 3) Test 16-bit Portable Network Graphics 34# 35++$test; 36print( "16-bit grayscale PNG ...\n" ); 37testRead( 'input_16.png', 38 'd4bed86abb1849f69f1a5afb7c5cf8798e8192ba228357f189c277198c14f5a0', 39 '4036b56c00d731a2865470815eabc177dc158af2abacb34ef95c7e716ec2da60' ); 40# 41# 4) Test 256 color pseudocolor PNG 42# 43++$test; 44print( "8-bit indexed-color PNG ...\n" ); 45testRead( 'input_256.png', 46 '5d1041037358767b9ebd2d5398c50daeee2ae644e2d128006e2eb91e82cf4b16' ); 47 48# 49# 5) Test TrueColor PNG 50# 51++$test; 52print( "24-bit Truecolor PNG ...\n" ); 53testRead( 'input_truecolor.png', 54 '76f43f03e51c8608bfca7ff96d3936148ad855782968a017ea03cccbeebff64d' ); 55 56# 57# 6) Test Multiple-image Network Graphics 58# 59++$test; 60print( "MNG with 24-bit Truecolor PNGs...\n" ); 61testRead( 'input.mng', 62 '5a883e67c29d7bb27897ec7a3f3cb3fb0330fb43aef4360e8314503cb37fae09' ); 63 64