note 112274 modified in function.exif-read-data by danbrown
| From: | danbrown@php.net | Date: | Wed, 05 Jun 2013 17:47:18 +0000 |
| Subject: | note 112274 modified in function.exif-read-data by danbrown | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-195073@lists.php.net to get a copy of this message | ||
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($im2);
}
?>
--was--
This is function, resize image and don't rotates images have exif info
PHP must be enabled:
extension=php_mbstring.dll
extension=php_exif.dll
function CreateThumbnail($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);
}
http://php.net/manual/en/function.exif-read-data.php