001+ PNG to GD1 conversion:
002+ Unknown error: imagecreatefrompng(): gd-png: fatal libpng error: bad parameters to zlib
003+ in Unknown on line 0
004+
001- PNG to GD1 conversion: ok
002- PNG to GD2 conversion: ok
003- GD1 to PNG conversion: ok
004- GD2 to PNG conversion: ok
005+ Parse error: imagecreatefrompng(): gd-png error: setjmp returns error condition 2
006+ in %s/png2gd.php on line 5
007+
008+ Warning: imagecreatefrompng(): '/mnt/storage1/app/php-5.6.17/ext/gd/tests/conv_test.png' is not a valid PNG file in %s/png2gd.php on line 5
009+
010+ Warning: imagegd() expects parameter 1 to be resource, boolean given in %s/png2gd.php on line 5
011+ failed
012+ PNG to GD2 conversion:
013+ Unknown error: imagecreatefrompng(): gd-png: fatal libpng error: bad parameters to zlib
014+ in Unknown on line 0
015+
016+ Parse error: imagecreatefrompng(): gd-png error: setjmp returns error condition 2
017+ in %s/png2gd.php on line 9
018+
019+ Warning: imagecreatefrompng(): '/mnt/storage1/app/php-5.6.17/ext/gd/tests/conv_test.png' is not a valid PNG file in %s/png2gd.php on line 9
020+
021+ Warning: imagegd2() expects parameter 1 to be resource, boolean given in %s/png2gd.php on line 9
022+ failed
023+ GD1 to PNG conversion:
024+ Warning: imagecreatefromgd(/mnt/storage1/app/php-5.6.17/ext/gd/tests/test.gd1): failed to open stream: No such file or directory in %s/png2gd.php on line 13
025+
026+ Warning: imagepng() expects parameter 1 to be resource, boolean given in %s/png2gd.php on line 13
027+ failed
028+ GD2 to PNG conversion:
029+ Warning: imagecreatefromgd2(/mnt/storage1/app/php-5.6.17/ext/gd/tests/test.gd2): failed to open stream: No such file or directory in %s/png2gd.php on line 17
030+
031+ Warning: imagepng() expects parameter 1 to be resource, boolean given in %s/png2gd.php on line 17
032+ failed