leftypol/inc/Service/Media/DefaultImageFormatReader.php

<?php
namespace Vichan\Service\Media;


class DefaultImageFormatReader implements ImageFormatReader {
	/**
	 * getimagesize() is agnostic of any image metadata.
	 * If e.g. the Exif Orientation flag is set to a value which rotates the image by 90 or 270 degress, index 0 and 1
	 * are swapped, i.e. the contain the height and width, respectively.
	 */
	public function getSizes(string $file_path): array {
		$ret = \getimagesize($file_path);
		if ($ret === false) {
			throw new \RuntimeException("Could not read image sizes of '$file_path'");
		}
		return $ret;
	}
}