From: [EMAIL PROTECTED] Operating system: Windows 2000 PHP version: 4.4.0 PHP Bug Type: GD related Bug description: imagerotate destroys transparency information
Description: ------------ Imagerotate doesn't preserve transparency information. Next image was used in example below: http://img24.imageshack.us/img24/228/spritepaw8alpha2os.png Reproduce code: --------------- <?php $sprName = "sprite_paw8_alpha.png"; $spr = imagecreatefrompng($sprName); //create sprite object //get sprite's transparent color $sprTransparent = imagecolortransparent($spr); //sprite rotation $rotate = 15; //rotate sprite, ?keeping transparent pixels $spr = imagerotate($spr, $rotate, $sprTransparent); header("Content-type: image/gif"); imagegif($spr); imagedestroy($spr); ?> Expected result: ---------------- Rotated image with transparent background. Actual result: -------------- Rotated image with black background. -- Edit bug report at http://bugs.php.net/?id=34336&edit=1 -- Try a CVS snapshot (php4): http://bugs.php.net/fix.php?id=34336&r=trysnapshot4 Try a CVS snapshot (php5.0): http://bugs.php.net/fix.php?id=34336&r=trysnapshot50 Try a CVS snapshot (php5.1): http://bugs.php.net/fix.php?id=34336&r=trysnapshot51 Fixed in CVS: http://bugs.php.net/fix.php?id=34336&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=34336&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=34336&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=34336&r=needscript Try newer version: http://bugs.php.net/fix.php?id=34336&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=34336&r=support Expected behavior: http://bugs.php.net/fix.php?id=34336&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=34336&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=34336&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=34336&r=globals PHP 3 support discontinued: http://bugs.php.net/fix.php?id=34336&r=php3 Daylight Savings: http://bugs.php.net/fix.php?id=34336&r=dst IIS Stability: http://bugs.php.net/fix.php?id=34336&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=34336&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=34336&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=34336&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=34336&r=mysqlcfg