[英]Printing CV_32F opencv matrix values
I want to print the values of 1x3
vector of ones CV_32F
elements: 我想打印一个
CV_32F
元素的1x3
向量的值:
cv::Mat O = cv::Mat::ones(1, 3, CV_32F);
for(int i=0;i<O.cols;i++)
std::cout<<O.at<float>(1,i)<<" ";
std::cout<<std::endl;
std::cout<<O<<std::endl;
However the code above prints: 但是上面的代码打印:
1.4013e-43 1.12104e-43 0 //WHAT?
[1, 1, 1] //correct
Why this happens? 为什么会这样? I've read this question but didn't help.
我已经阅读了这个问题,但没有帮助。
关闭,循环需要从0开始!
std::cout<<O.at<float>(0,i)<<" ";
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