        ))
        .unwrap();
        let mut dec2 = get_decoder(&format!(
            "{}/../testfiles/yuv444p8_output.y4m",
            env!("CARGO_MANIFEST_DIR")
        ))
        .unwrap();
        let result = calculate_video_msssim(&mut dec1, &mut dec2, None, |_| ()).unwrap();
        assert_metric_eq(18.8897, result.y);
        assert_metric_eq(17.6092, result.u);
        assert_metric_eq(19.2732, result.v);