distortion example

Distortion is a systematic variation of magnification with position

$$m = 1 + d r^2$$

where d is the fractional distortion.

Download MATLAB source src.zip

original image

rgb = imread('09.jpg');
imshow(rgb);

Warning: Image is too big to fit on screen;
displaying at 67%

out = distort(rgb,-0.15);
imshow(out);

Warning: Image is too big to fit on screen;
displaying at 67%

out = distort(rgb, 0.15);
imshow(out);

Warning: Image is too big to fit on screen;
displaying at 67%