杂乱笔记

图像特征提取三大法宝：HOG特征，LBP特征，Haar特征

http://www.open-open.com/lib/view/open1440832074794.html

//

cv::Rect rc;

cv::Mat img(cv::Rect(24,24),);

//初始化0

char name[256];

sprintf(name,"%d.bmp",index-1);

cv::imwrite(name,img);