001+ PNG to GD1 conversion:
002+ Warning: imagecreatefrompng(): gd-png: fatal libpng error: bad parameters to zlib in %s/png2gd.php on line 5
003+
004+ Warning: imagecreatefrompng(): gd-png error: setjmp returns error condition in %s/png2gd.php on line 5
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+
006+ Warning: imagecreatefrompng(): '/tmp/pven/php-5.4.14/ext/gd/tests/conv_test.png' is not a valid PNG file in %s/png2gd.php on line 5
007+
008+ Warning: imagegd() expects parameter 1 to be resource, boolean given in %s/png2gd.php on line 5
009+ failed
010+ PNG to GD2 conversion:
011+ Warning: imagecreatefrompng(): gd-png: fatal libpng error: bad parameters to zlib in %s/png2gd.php on line 9
012+
013+ Warning: imagecreatefrompng(): gd-png error: setjmp returns error condition in %s/png2gd.php on line 9
014+
015+ Warning: imagecreatefrompng(): '/tmp/pven/php-5.4.14/ext/gd/tests/conv_test.png' is not a valid PNG file in %s/png2gd.php on line 9
016+
017+ Warning: imagegd2() expects parameter 1 to be resource, boolean given in %s/png2gd.php on line 9
018+ failed
019+ GD1 to PNG conversion:
020+ Warning: imagecreatefromgd(/tmp/pven/php-5.4.14/ext/gd/tests/test.gd1): failed to open stream: No such file or directory in %s/png2gd.php on line 13
021+
022+ Warning: imagepng() expects parameter 1 to be resource, boolean given in %s/png2gd.php on line 13
023+ failed
024+ GD2 to PNG conversion:
025+ Warning: imagecreatefromgd2(/tmp/pven/php-5.4.14/ext/gd/tests/test.gd2): failed to open stream: No such file or directory in %s/png2gd.php on line 17
026+
027+ Warning: imagepng() expects parameter 1 to be resource, boolean given in %s/png2gd.php on line 17
028+ failed