public static function _resampleImage($new_width, $new_height) { if (PHPWS_File::chkgd2()) { $resampled_image = imagecreatetruecolor($new_width, $new_height); imagealphablending($resampled_image, false); imagesavealpha($resampled_image, true); } else { $resampled_image = imagecreate($new_width, $new_height); } return $resampled_image; }