Write a MATLAB program for Histogram Equalization

Code:

clc;

clear;

I=imread('d:/matimage/his.jpg'); %Black and White image

B=histeq(I);

subplot(2,2,1),imshow(I),title('Original Image');

subplot(2,2,2),imshow(B),title('after histogram equalization');

subplot(2,2,3),imhist(I),title('Original Image');

subplot(2,2,4),imhist(B),title('after histogram equalization');

Output: