isSameDimension example

return 0;
        }
        if ($media->getThumbnails() === null) {
            return 0;
        }

        $toBeCreatedSizes = new MediaThumbnailSizeCollection($config->getMediaThumbnailSizes()->getElements());
        $toBeDeletedThumbnails = new MediaThumbnailCollection($media->getThumbnails()->getElements());

        foreach ($toBeCreatedSizes as $thumbnailSize) {
            foreach ($toBeDeletedThumbnails as $thumbnail) {
                if (!$this->isSameDimension($thumbnail, $thumbnailSize)) {
                    continue;
                }

                if ($strict === true
                    && !$this->getFileSystem($media)->fileExists($this->urlGenerator->getRelativeThumbnailUrl($media, $thumbnail))) {
                    continue;
                }

                $toBeDeletedThumbnails->remove($thumbnail->getId());
                $toBeCreatedSizes->remove($thumbnailSize->getId());