İ need to switch red and blue colors in RGB picture. How i can do that? my version of matlab is R2013a

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Ulvi 2014-3-3

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评论： Scott Staniewicz 2018-1-16

İ need to switch red and blue colors in RGB picture. How i can do that? my version of matlab is R2013a

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Thomas 2014-3-3

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编辑：Thomas 2014-3-3

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Similar question:

http://www.mathworks.com/matlabcentral/answers/100476

or

ii=imread('1.jpg');  % load original
figure() 
imshow(ii)              % show orignal
newii(:,:,1)=ii(:,:,2);
newii(:,:,2)=ii(:,:,1);
newii(:,:,3)=ii(:,:,3);
figure()
imshow(newii)    % show new

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Scott Staniewicz 2018-1-16

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Doesn't this swap the Red with the Green (if it's RGB)? To swap red/blue, they would want

newii(:,:,1)=ii(:,:,3);
newii(:,:,2)=ii(:,:,2);
newii(:,:,3)=ii(:,:,1);

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