Spoof the SEEK_END in the aws-sdk to get exif funcitons to work (nasty hack)

        } elseif ($whence == SEEK_CUR) {

            $byte = $offset + $this->ftell();

        } else {

            throw new RuntimeException(__CLASS__ . ' supports only SEEK_SET and SEEK_CUR seek operations');

            /**

             * Hack workaround by Joe Hoyle, we need to fake the SEEK_END byte so exif functions work

             */

            $byte = $this->body->getSize();

            //throw new RuntimeException(__CLASS__ . ' supports only SEEK_SET and SEEK_CUR seek operations');

        }

        // You cannot skip ahead past where you've read from the remote stream