MATLAB Answers


error in converting image to binary

Asked by FIR
on 1 Mar 2012

I have a rgb image inwhich the image consists of two persons,i want to make the background black and persons in white colour,i tried im2bw but i get only whit backgroubf,no image duisplayed ,please help




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2 Answers

Answer by Pugazhendhi
on 1 Mar 2012

First convert to grayscale(rgb2gray) then use im2bw

  1 Comment

I tried but getting same result

Answer by Walter Roberson
on 1 Mar 2012

See graythresh()


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