#46751 [NEW]: imagepng causes zlib error when quality param is given
From: j-pieper at gmx dot net
Operating system: Windows Vista SP1
PHP version: 5.2.6
PHP Bug Type: GD related
Bug description: imagepng causes zlib error when quality param is given
Description:
------------
I wanted to create png image with imagepng(). It works fine but when I add
third parameter (int $quality) it causes an zlib error.
Reproduce code:
---------------
<?php
$image = imagecreatetruecolor(50, 50);
imagepng($image, null, 100);
Expected result:
----------------
50x50px image with white background
Actual result:
--------------
Warning: imagepng() [function.imagepng]: gd-png: fatal libpng error: zlib
error in C:\var\www\laboratory\star\example.php on line 4
Warning: imagepng() [function.imagepng]: gd-png error: setjmp returns
error condition in C:\var\www\laboratory\star\example.php on line 4
--
Edit bug report at http://bugs.php.net/?id=46751&edit=1
--
Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=46751&r=trysnapshot52
Try a CVS snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=46751&r=trysnapshot53
Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=46751&r=trysnapshot60
Fixed in CVS: http://bugs.php.net/fix.php?id=46751&r=fixedcvs
Fixed in CVS and need be documented: http://bugs.php.net/fix.php?id=46751&r=needdocs
Fixed in release: http://bugs.php.net/fix.php?id=46751&r=alreadyfixed
Need backtrace: http://bugs.php.net/fix.php?id=46751&r=needtrace
Need Reproduce Script: http://bugs.php.net/fix.php?id=46751&r=needscript
Try newer version: http://bugs.php.net/fix.php?id=46751&r=oldversion
Not developer issue: http://bugs.php.net/fix.php?id=46751&r=support
Expected behavior: http://bugs.php.net/fix.php?id=46751&r=notwrong
Not enough info: http://bugs.php.net/fix.php?id=46751&r=notenoughinfo
Submitted twice: http://bugs.php.net/fix.php?id=46751&r=submittedtwice
register_globals: http://bugs.php.net/fix.php?id=46751&r=globals
PHP 4 support discontinued: http://bugs.php.net/fix.php?id=46751&r=php4
Daylight Savings: http://bugs.php.net/fix.php?id=46751&r=dst
IIS Stability: http://bugs.php.net/fix.php?id=46751&r=isapi
Install GNU Sed: http://bugs.php.net/fix.php?id=46751&r=gnused
Floating point limitations: http://bugs.php.net/fix.php?id=46751&r=float
No Zend Extensions: http://bugs.php.net/fix.php?id=46751&r=nozend
MySQL Configuration Error: http://bugs.php.net/fix.php?id=46751&r=mysqlcfg
Thread (3 messages)
- j-pieper at gmx dot net