Operation on RGB Images
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I have applied the security algo on Grayscale images which were converted to Grayscale from RGB.Now if want to operation directly on RGB image How can I separate the R,G & B components & merge at the end.
Thanks
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Pugazhendhi
2012-2-1
The following steps will help you split RGB and merge them again.
I = imread('RGB.jpg');
%RGB split
R=I(:,:,1);
G=I(:,:,2);
B=I(:,:,3);
%merge RGB channels
RGB1=cat(3,R,G,B);
更多回答（1 个）
Sukuchha
2012-2-1
read your image with imread and extract RGB with indexing.
I= imread('your_pic')
R = I(:,:,1);
G = I(:,:,2);
B= I(:,:,3);
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