细心的同学已经发现，小绿换了文章的封皮，因为有一些同学都觉得原来那张图比较捞，不沉稳也不正经…而...
::vectorstd::vectorcv::Point>> contours; cv::findContours(gray, contours, // a vector of contours...; std::vectorstd::vectorcv::Point>>::const_iterator itContours= contours.begin(); for ( ; itContours...std::vectorcv::Point>>::iterator itc = contours.begin(); while(i...