protected function getImagesizeUnknownType($filename)
	{
		// Grab the maximum amount of bytes we might need
		$data = $this->getImage($filename, 0, Type\TypeJpeg::JPEG_MAX_HEADER_SIZE, false);

		if ($data !== false)
		{
			$this->loadAllTypes();
			foreach ($this->type as $imageType)
			{
				$imageType->getSize($filename);

				if (sizeof($this->size) > 1)
				{
					break;
				}
			}
		}
	}