opencv学习笔记

opencv学习笔记

Mat frame1
frame1=imread("pic.jpg");
frame1=cvLoadImage("pic.jpg");

if(!frame1.data)
{
printf("没有图片加载\n");
return -1;
}

Mat frame1,gray
cvtColor(frame1,gray,CV_BGR2GRAY);

Mat frame1，frame2
resize(frame1,frame2,Size(64,64),0,0,CV_INTER_LINEAR);

flip(frame1, frame3,  -1);

namedWindow("video1" );
imshow("video1",frame1);

imwrite("123.jpg",frame1);

waitKey(0);
return 0;