opencv - image multiplication

Question

hi, i\'m trying to play a little bit with Mat class. I want to do a product element wise between two images, the c++/opencv port of MATLAB immultiply.

This is my cod

Answer 1

You are right, you should convert your matrices imgA, imgB to say CV32FC1 type. Since the max values in this matrices is 255, the maximum possible value is 65025. However, the maximum at imgA and imgB may not be in the same location, so 64009 is quite possible.