Opencv multiply scalar and matrix

Question

I have been trying to achieve something which should pretty trivial and is trivial in Matlab.

I want to simply achieve something such as:

cv::Ma         


        

Answer 1

something like this.

Mat m = (Mat_(3, 3)<<
                    1, 2, 3,
                    4, 5, 6,
                    7, 8, 9)*5;