note 61709 added to function.imagecreatefromjpeg
| From: | JohnBrook at pobox dot com | Date: | Fri, 10 Feb 2006 03:14:22 +0000 |
| Subject: | note 61709 added to function.imagecreatefromjpeg | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-103404@lists.php.net to get a copy of this message | ||
Also, here is the same formula presented in a somewhat more human-readable way, if you'd
rather:
<?php
$MB = Pow(1024,2); // number of bytes in 1M
$K64 = Pow(2,16); // number of bytes in 64K
$TWEAKFACTOR = 1.8; // Or whatever works for you
$memoryNeeded = round( ( $imageInfo[0] * $imageInfo[1]
* $imageInfo['bits']
* $imageInfo['channels'] / 8
+ $K64
) * $TWEAKFACTOR
);
$memoryHave = memory_get_usage();
$memoryLimitMB = (integer) ini_get('memory_limit');
$memoryLimit = $memoryLimit * $MB;
if ( function_exists('memory_get_usage')
&& $memoryHave + $memoryNeeded > $memoryLimit
) {
$newLimit = $memoryLimitMB + ceil( ( $memoryHave
+ $memoryNeeded
- $memoryLimit
) / $MB
);
ini_set( 'memory_limit', $newLimit . 'M' );
}
?>
----
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