#44429 [NEW]: problem with alpha in imagerotate, only for gifs
From: deepmindster at gmail dot com
Operating system: linux
PHP version: 5.2.5
PHP Bug Type: GD related
Bug description: problem with alpha in imagerotate, only for gifs
Description:
------------
Hello. Looks like imagerotate do not save alpha for gifs..
There is example of code:
Reproduce code:
---------------
<?php
$im = imagecreatefrompng( dirname( $_SERVER['SCRIPT_FILENAME'] ) .
'/gifs/0.png' );
$tr = imagecolortransparent( $im );
$r = imagerotate( $im, 45., $tr );
imagesavealpha( $r, true );
//Png works perfect
//header( 'Content-type: image/png' );
//imagepng( $r );
//Gifs does not works.. black or while or gray background.. :(
header( 'Content-type: image/gif' );
imagegif( $r );
?>
Expected result:
----------------
it should be rotated transparent image
Actual result:
--------------
background color instead transparent background
--
Edit bug report at http://bugs.php.net/?id=44429&edit=1
--
Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=44429&r=trysnapshot52
Try a CVS snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=44429&r=trysnapshot53
Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=44429&r=trysnapshot60
Fixed in CVS: http://bugs.php.net/fix.php?id=44429&r=fixedcvs
Fixed in release: http://bugs.php.net/fix.php?id=44429&r=alreadyfixed
Need backtrace: http://bugs.php.net/fix.php?id=44429&r=needtrace
Need Reproduce Script: http://bugs.php.net/fix.php?id=44429&r=needscript
Try newer version: http://bugs.php.net/fix.php?id=44429&r=oldversion
Not developer issue: http://bugs.php.net/fix.php?id=44429&r=support
Expected behavior: http://bugs.php.net/fix.php?id=44429&r=notwrong
Not enough info: http://bugs.php.net/fix.php?id=44429&r=notenoughinfo
Submitted twice: http://bugs.php.net/fix.php?id=44429&r=submittedtwice
register_globals: http://bugs.php.net/fix.php?id=44429&r=globals
PHP 4 support discontinued: http://bugs.php.net/fix.php?id=44429&r=php4
Daylight Savings: http://bugs.php.net/fix.php?id=44429&r=dst
IIS Stability: http://bugs.php.net/fix.php?id=44429&r=isapi
Install GNU Sed: http://bugs.php.net/fix.php?id=44429&r=gnused
Floating point limitations: http://bugs.php.net/fix.php?id=44429&r=float
No Zend Extensions: http://bugs.php.net/fix.php?id=44429&r=nozend
MySQL Configuration Error: http://bugs.php.net/fix.php?id=44429&r=mysqlcfg
Thread (2 messages)
- deepmindster at gmail dot com