find a row containing maximum number of black pixel in an image??

I am working on a project where i want to find out the shirolekha of devnagri script. I want to replace those black shirolekha with white pixel

Answer 1

[jonas]

This is a response to the question in the title. I don't know what shirolekha means.

[~,row]=max(sum(~IM,2))

[shubham tawade]

Thank you