OpenCV基本数据结构操作

来源：互联网发布：软件企业认证编辑：程序博客网时间：2024/05/05 06:12
#include <opencv2/core/core.hpp>#include <opencv2/highgui/highgui.hpp>#include <iostream>using namespace std;int main( ){    cv::Point_< double > pt2d( 3.0, 3.0 );    cout << pt2d.x << "  " << pt2d.y << endl;    cv::Point3_< float > pt3f( 2.5, 3.4, -4.0 );    cout << pt3f.x << "  " << pt3f.y << "  " << pt3f.z << endl;    cv::Size_< int > size( 320, 240 );    cout << size.area( ) << endl;    cout << size.height << "  " << size.width << endl;    cv::Mat image( 240, 320, CV_8UC3 );    cv::imshow( "image", image );    cv::waitKey( );    image.create( 480, 640, CV_8UC3 );    cv::imshow( "image", image );    cv::waitKey( );    cv::Mat A33( 3, 3, CV_32F, cv::Scalar( 185 ) );    cv::imshow( "A33", A33 );    cv::waitKey( );    cv::Mat B33( 3, 3, CV_32F );    B33 = cv::Scalar( 255 );    cv::imshow( "B33", B33 );    cv::waitKey( );    cv::Mat C33 = cv::Mat::ones( 3, 3, CV_32F ) * 5;    cv::imshow( "C33", C33 );    cv::waitKey( );    cv::Mat D33 = cv::Mat::ones( 3, 3, CV_32F ) + 5;    cv::imshow( "D33", D33 );    cv::waitKey( );    double a = CV_PI / 3;    double B22data[] = {cos( a ), -sin( a ), sin( a ), cos( a )};    cv::Mat B22 = cv::Mat( 2, 2, CV_32F, B22data ).clone( );    cv::imshow( "B22", B22 );    cv::waitKey( );    cv::Mat imageRandomU( 240, 320, CV_8U );    cv::randu( imageRandomU, cv::Scalar( 0 ), cv::Scalar( 255 ) );    cv::imshow( "image_uniform", imageRandomU );    cv::waitKey( );    cv::Mat imageRandomN( 240, 320, CV_8U );    cv::randn( imageRandomN, cv::Scalar( 128 ), 10 );    cv::imshow( "image_normal", imageRandomN );    cv::waitKey( );    return 0;}
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