MATLAB CODES - Colour image to gray image and Binary Image

MATLAB CODES

clc 

clear all

close all

%read the colour image

myimage = imread('pot.jpg');

%resize the colour image to 256 x 256 image

mycolorimage=imresize(myimage,[256,256],'nearest');

%convert the colour image to a greylevel image

mygrayimage = rgb2gray(mycolorimage);

%convert the colour image to a greylevel image

mybinimage = im2bw(mycolorimage);

%Display the Original Image in a grid of 2 x 2 images

subplot(2, 2, 1);

imshow(mycolorimage); title('Original Colour Image');

%Display the Grey level Image in a grid of 2 x 2 images

subplot(2, 2, 2);

imshow(mygrayimage); title('Grey Image');

%Display the Original Image in a grid of 2 x 2 images

subplot(2, 2, 3);

imshow(mybinimage); title('Binary Image');

%Display the Line Profile of a line drawn with coordinates 

%(10,45) and (50,100)

%Original Image in a grid of 2 x 2 images

subplot(2, 2, 4);

improfile(mygrayimage,[10,50],[45,100]);

%Display x axis, y-axis and Title of the Line profile graph

ylabel('Pixel Value');

xlabel('Distance');

title('Intensity profile of the given line');