function checkImages() { // if the thumbnail generation is enabled if ($this->config['generate_thumbnails'] == 1) { // basic images params $img_width = $this->config['config']->gk_photo->gk_photo_image_width; $img_height = $this->config['config']->gk_photo->gk_photo_image_height; $img_bg = $this->config['config']->gk_photo->gk_photo_image_bg; $quality = $this->config['config']->gk_photo->gk_photo_quality; // check the slides foreach ($this->config['image_show_data'] as $slide) { $stretch = $slide->stretch == 'nostretch' ? false : true; GKIS_Photo_Image::createThumbnail($slide->image, $this->config, $img_width, $img_height, $img_bg, $stretch, $quality); } } }