/**
* rotate an imagick object based on it's exif data.
*
* @param imagick $image an instance of imagick
* @return void
*/
protected function _exifRotateImagick($image)
{
$orientation = $image->getImageOrientation();
$trans = $this->_exifOrientationTransformations($orientation);
if ($trans['flip_vert']) {
$image->flopImage();
}
if ($trans['flip_horz']) {
$image->flipImage();
}
if ($trans['rotate_clockwise']) {
$image->rotateimage("#000", $trans['rotate_clockwise']);
}
$image->setImageOrientation(imagick::ORIENTATION_TOPLEFT);
}
private function resize_imagick($src, $width, $height, $quality, $preserveExif)
{
try {
$img = new imagick($src);
if (strtoupper($img->getImageFormat()) === 'JPEG') {
$img->setImageCompression(imagick::COMPRESSION_JPEG);
$img->setImageCompressionQuality($quality);
if (!$preserveExif) {
try {
$orientation = $img->getImageOrientation();
} catch (ImagickException $e) {
$orientation = 0;
}
$img->stripImage();
if ($orientation) {
$img->setImageOrientation($orientation);
}
}
}
$img->resizeImage($width, $height, Imagick::FILTER_LANCZOS, true);
$result = $img->writeImage($src);
$img->clear();
$img->destroy();
return $result ? true : false;
} catch (Exception $e) {
return false;
}
}