Contrast Stretching of an image

x=input('Enter factor value=');

a=imread('cameraman.tif');

[m,n]=size(a);

for i=1:m

    for j=1:n

       

        s(i,j)=x*(a(i,j));

    end

end

figure,

subplot(1,2,1);subimage(a);title('Original Image');

subplot(1,2,2);subimage(s);title('Contrast Stretching');xlabel(sprintf('Factor is %g',x));

Download Coding Interview Book and Get More Tutorials for Coding and Interview Solution: Click Here

Download System Design Interview Book and Get More Tutorials and Interview Solution: Click Here

Do you need more Guidance or Help? Then Book 1:1 Quick Call with Me: Click Here

Share on Google Plus

About Ashadullah Shawon

I am Ashadullah Shawon. I am a Software Engineer. I studied Computer Science and Engineering (CSE) at RUET. I Like To Share Knowledge. Learn More: Click Here