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PHP GD Set image brightness

This example shows how to set brightness of an image in php gd.


$im = imagecreatefromjpeg('brightness.jpg');


if($im && imagefilter($im, IMG_FILTER_BRIGHTNESS, 100))


echo 'Image brightness changed.';


imagejpeg($im, 'brightness.jpg');





echo 'Image brightness change failed.';



After running the program you will get the following output



Posted on: November 12, 2009 If you enjoyed this post then why not add us on Google+? Add us to your Circles

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