note 115193 added to imagick.linearstretchimage

"Black" and "white" points here are pixel counts from the darkest and brightest ends respectively. To turn the darkest 90% of the pixels black, and the brightest 5% white, use the following: <?php $im = new Imagick ("some image.png"); list ($width, $height) = array_values ($im->getImageGeometry ()); $px = $width * $height; $im->modulateImage (100, 0, 100); $im->linearStretchImage ($px * 0.9, $px * 0.05); $im->writeImage ("temp.jpg"); ?> ---- Server IP: 212.124.37.9 Probable Submitter: 130.75.198.156 ---- Manual Page -- http://php.net/manual/en/imagick.linearstretchimage.php Edit -- https://master.php.net/note/edit/115193 Del: integrated -- https://master.php.net/note/delete/115193/integrated Del: useless -- https://master.php.net/note/delete/115193/useless Del: bad code -- https://master.php.net/note/delete/115193/bad+code Del: spam -- https://master.php.net/note/delete/115193/spam Del: non-english -- https://master.php.net/note/delete/115193/non-english Del: in docs -- https://master.php.net/note/delete/115193/in+docs Del: other reasons-- https://master.php.net/note/delete/115193 Reject -- https://master.php.net/note/reject/115193 Search -- https://master.php.net/manage/user-notes.php