note 103494 added to function.imagick-scaleimage
| From: | jdhawk at gmail dot com | Date: | Fri, 15 Apr 2011 17:38:35 +0000 |
| Subject: | note 103494 added to function.imagick-scaleimage | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-178893@lists.php.net to get a copy of this message | ||
In our linux environment, using resizeImage with any filter produced extremely high CPU Utilization
(in the range of 40-50%) while doing batch resizing.
We switched to scaleImage, which produces similar results to FILTER_BOX, and CPU Utilization dropped
to 2-3%.
Using XHProf to profile the two batch jobs showed amazing decreases in CPU Time, so if you're
doing a lot of picture resizing, it might be beneficial to use scaleImage instead of resizeImage, as
it seems to be much much more efficient.
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Manual Page -- http://www.php.net/manual/en/function.imagick-scaleimage.php
Edit -- https://master.php.net/note/edit/103494
Del: integrated -- https://master.php.net/note/delete/103494/integrated
Del: useless -- https://master.php.net/note/delete/103494/useless
Del: bad code -- https://master.php.net/note/delete/103494/bad+code
Del: spam -- https://master.php.net/note/delete/103494/spam
Del: non-english -- https://master.php.net/note/delete/103494/non-english
Del: in docs -- https://master.php.net/note/delete/103494/in+docs
Del: other reasons-- https://master.php.net/note/delete/103494
Reject -- https://master.php.net/note/reject/103494
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