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separating r g . b's from a colour image

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Hi all,
I am trying to separate the red green blue values of an image and it's baffling me based on what i have googled so far!
can someone guide me please and
Thanx in advance
im = imread('forest.jpg');
r=im(:,:,1);
g=im(:,:,2);
b=im(:,:,3);
disp(r);
disp(g);
disp(b);

  1 Comment

Stephen Cobeldick
Stephen Cobeldick on 29 Aug 2019
The MATLAB documentation has an excellent explanation of different images types:
What exactly is baffling you?

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Accepted Answer

KALYAN ACHARJYA
KALYAN ACHARJYA on 29 Aug 2019
Edited: KALYAN ACHARJYA on 29 Aug 2019
You are doing right.
im = imread('forest.jpg');
r_plane=im(:,:,1);
g_plane=im(:,:,2);
b_plane=im(:,:,3);
subplot(311),imshow(r_plane);
subplot(312),imshow(g_plane);
subplot(313),imshow(b_plane); % Use imshow to display image
Any issue?

  2 Comments

Matpar
Matpar on 29 Aug 2019
I was doubting myself but i solved it thanx for responding so swiftly Kalyan!
ever grateful!

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