코드 7-2 평균값 필터를 이용한 블러링 [ch07/blurring]

01    void blurring_mean()
02    {
03        Mat src = imread("rose.bmp", IMREAD_GRAYSCALE);
04     
05        if (src.empty()) {
06            cerr << "Image load failed!" << endl;
07            return;
08        }
09     
10        imshow("src", src);
11     
12        Mat dst;
13        for (int ksize = 3; ksize <= 7; ksize += 2) {
14            blur(src, dst, Size(ksize, ksize));
15     
16            String desc = format("Mean: %dx%d", ksize, ksize);
17            putText(dst, desc, Point(10, 30), FONT_HERSHEY_SIMPLEX, 1.0,
18                    Scalar(255), 1, LINE_AA);
19     
20            imshow("dst", dst);
21            waitKey(0);
22        }
23     
24        destroyAllWindows();
25    }

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