EADST

C++: Check OpenCV Mat values

cv::Mat img_float;
for( size_t nrow = 0; nrow < img_float.rows; nrow++)  
{  
    for(size_t ncol = 0; ncol < img_float.cols * img_float.channels(); ncol++)  
    {  
        cout << " nrow:" << nrow << " ncol: " << ncol << " value: " << img_float.at(nrow, ncol) << endl;
    }  
}