CODE:
clear all;
close all;
clc;
a=imread('cameraman.tif');
for n=1:256
c=0;
for i=1:256
for j=1:256
if n==a(i,j)
c=c+1;
end
end
end
hist(n)=c;
end
x=1:1:255;
stem(x,hist(x));
title('histogram for
cameraman');
OUTPUT:
