How to convert an image from rgb to lab by pixel by pixel matrix???
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like i have image...i have to read it in matlab...then if i want to change the rgb values of the image to lab values...then what will b its steps.... i mean L* A* B* values
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Answers (2)
Matt Kindig
on 25 Oct 2013
You can convert rgb to L*A*B colorspace using the makecform() and applycform() functions. From the documentation:
cform = makecform('srgb2lab');
lab_IMG = applycform(IMG,cform);
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Image Analyst
on 26 Oct 2013
Matt already answered this. See his last comment. There is no difference between an image and a matrix, if that is what you are wondering.
Jan
on 25 Oct 2013
This is a perfect question for an internet research: Asking e.g. Google for "Matlab rgb lab" and you will find e.g.:
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