How to read image from axes?

img=imread(imagename);
im_proc=rgb2gray(img);
colormap winter
axes(handles.axes1)
imshow(im_proc);

i used R2013a version. I cant save the im_proc image.. when i save , the image will not convert to winter colormap...

So..can i read the image from Axes????

Answer 1

[Rik]

That is not how it works. What you can do instead is using ind2rgb to convert your gray scale image (which you got with rgb2gray) back to an RGB image again.

img=imread(imagename);
im_proc=rgb2gray(img);
im_proc=ind2grb(im_proc,colormap('winter'));
imwrite(im_rgb,new_image_name)