Model/Picture.php
public function getResizeToSize()
    {
        $width = $height = 0;

        if (Configure::check('GalleryOptions.Pictures.resize_to.0')) {
            $width = Configure::read('GalleryOptions.Pictures.resize_to.0');
        }

        if (Configure::check('GalleryOptions.Pictures.resize_to.1')) {
            $height = Configure::read('GalleryOptions.Pictures.resize_to.1');
        }

        $crop = Configure::read('GalleryOptions.Pictures.resize_to.2');
        $action = $crop ? "crop" : "";

        return array(
            'width' => $width,
            'height' => $height,
            'action' => $action
        );
    }
public function getResizeToSize()
    {
        $width = $height = 0;

        if (Configure::check('GalleryOptions.Pictures.resize_to.0')) {
            $width = Configure::read('GalleryOptions.Pictures.resize_to.0');
        }

        if (Configure::check('GalleryOptions.Pictures.resize_to.1')) {
            $height = Configure::read('GalleryOptions.Pictures.resize_to.1');
        }

        $crop = Configure::read('GalleryOptions.Pictures.resize_to.2');
        $action = $crop ? "crop" : "";

        return array(
            'width' => $width,
            'height' => $height,
            'action' => $action
        );
    }
Return configured main image resize attributes
@return array