public void Compute() { using (var refImage = Image("lenna.png")) using (var targetImage = new Mat()) using (var psnr = QualityGMSD.Create(refImage)) { Cv2.GaussianBlur(refImage, targetImage, new Size(5, 5), 15); var value = psnr.Compute(targetImage); Assert.Equal(0.0616, value[0], 4); Assert.Equal(0.0711, value[1], 4); Assert.Equal(0.05983, value[2], 6); } }