MATLAB: How to convert gray image to color image

gray to rgbImage Processing Toolbox

Image=imread('fog1.bmp');
[m n r]=size(Image)
rgb=zeros(m,n,3);
rgb(:,:,1)=Image;
rgb(:,:,2)=rgb(:,:,1);
rgb(:,:,3)=rgb(:,:,1);
Image=rgb/255;
figure,imshow(Image);
I am getting error in the line rgb(:,:,1)=Image;
Can anyone tell whats the error

Best Answer

Image=imread('fog1.bmp');
if size(Image,3)==3
    Image=rgb2gray(Image);
end
[m n r]=size(Image);
rgb=zeros(m,n,3); 
rgb(:,:,1)=Image;
rgb(:,:,2)=rgb(:,:,1);
rgb(:,:,3)=rgb(:,:,1);
Image=rgb/255; 
figure,imshow(Image);
Try this code...
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