note 98413 added to function.imagecopyresized

To preserve the ALPHA channel in images <? function thumb($image, $sizethumb, $filename) { switch($image['type']) { case "image/jpeg": case "image/jpg": case "image/JPG": case "image/pjepg": $img = imagecreatefromjpeg($image['tmp_name']); break; case 'image/gif': case 'image/GIF': $img = imagecreatefromgif($image['tmp_name']); break; case 'image/bmp': case 'image/BMP': case 'image/x-ms-bmp': $img = imagecreatefromwbmp($image['tmp_name']); break; case 'image/PNG': case 'image/png': $img = imagecreatefrompng($image['tmp_name']); break; default: return false; } $src_w=imagesx($img); $src_h=imagesy($img); $ratio=$src_w/$src_h; if($ratio>1) { $dst_w=$sizethumb; $dst_h=$sizethumb/$ratio; }else { $dst_h=$sizethumb; $dst_w=$sizethumb*$ratio; } $dst_image = imagecreatetruecolor($dst_w, $dst_h); imagealphablending($dst_image, false); imagesavealpha($dst_image, true); if(imagecopyresampled($dst_image, $img, 0, 0, 0, 0, $dst_w, $dst_h, $src_w, $src_h)==false) return false; imagedestroy($img); switch($image['type']) { case "image/jpeg": case "image/jpg": case "image/JPG": case "image/pjepg": if(imagejpeg($dst_image, $filename)==false) return false; break; case 'image/gif': case 'image/GIF': if(imagegif($dst_image, $filename)==false) return false; break; case 'image/bmp': case 'image/BMP': case 'image/x-ms-bmp': if(imagewbmp($dst_image, $filename)==false) return false; break; case 'image/PNG': case 'image/png': if(imagepng($dst_image, $filename)==false) return false; break; } imagedestroy($dst_image); return true; } ?> http://www.stefanoai.com ---- Server IP: 81.88.49.20 Probable Submitter: 87.3.255.202 ---- Manual Page -- http://www.php.net/manual/en/function.imagecopyresized.php Edit -- https://master.php.net/note/edit/98413 Del: integrated -- https://master.php.net/note/delete/98413/integrated Del: useless -- https://master.php.net/note/delete/98413/useless Del: bad code -- https://master.php.net/note/delete/98413/bad+code Del: spam -- https://master.php.net/note/delete/98413/spam Del: non-english -- https://master.php.net/note/delete/98413/non-english Del: in docs -- https://master.php.net/note/delete/98413/in+docs Del: other reasons-- https://master.php.net/note/delete/98413 Reject -- https://master.php.net/note/reject/98413 Search -- https://master.php.net/manage/user-notes.php