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12 years ago
This is function, resize image and don't rotates images have exif info



PHP must be enabled: 

extension=php_mbstring.dll 

extension=php_exif.dll



<?php

function CreateThumbnail($pic,$thumb,$thumbwidth, $quality = 100)

{



        $im1=ImageCreateFromJPEG($pic);



        //if(function_exists("exif_read_data")){

                $exif = exif_read_data($pic);

                if(!empty($exif['Orientation'])) {

                switch($exif['Orientation']) {

                case 8:

                    $im1 = imagerotate($im1,90,0);

                    break;

                case 3:

                    $im1 = imagerotate($im1,180,0);

                    break;

                case 6:

                    $im1 = imagerotate($im1,-90,0);

                    break;

                } 

                }

        //}

        $info = @getimagesize($pic);



        $width = $info[0];



        $w2=ImageSx($im1);

        $h2=ImageSy($im1);

        $w1 = ($thumbwidth <= $info[0]) ? $thumbwidth : $info[0]  ;



        $h1=floor($h2*($w1/$w2));

        $im2=imagecreatetruecolor($w1,$h1);



        imagecopyresampled ($im2,$im1,0,0,0,0,$w1,$h1,$w2,$h2); 

        $path=addslashes($thumb);

        ImageJPEG($im2,$path,$quality);

        ImageDestroy($im1);

        ImageDestroy($im2);

}

?>
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