Zooming

Author: jonathanrjpereira

Zooming/zoom.jpg

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+f1 = input('Enter the factor by which the image is to be Zoomed: ');
+A = imread('cameraman.tif');
+s = size(A);
+s2 = s*f1;
+k = 1;
+l = 1;
+for (i=1:f1:s2)
+    for( j=1:f1:s2)
+        C(i,j) = A(k,l);
+        l = l+1;
+    end
+    l = 1;
+    k = k+1;
+end
+
+for (i=1:f1:s2)
+    for (j=2:f1:s2-1)
+        C(i,j) = [C(i,j-1)+ C(i, j+1)]*0.5;
+    end
+end
+
+for(j=1:f1:s2)
+    for(i=2:f1:s2-1)
+        C(i,j) = [C(i-1,j)+C(i+1,j)]*0.5;
+    end
+end
+
+for (i=2:f1:s2-1)
+    for (j=2:f1:s2-1)
+        C(i,j) = [C(i,j-1)+ C(i, j+1)]*0.5;
+    end
+end
+figure,imshow(C);
+title('Zoomed Image');