mirror of
https://github.com/opencv/opencv.git
synced 2024-11-24 19:20:28 +08:00
70 lines
2.0 KiB
C++
70 lines
2.0 KiB
C++
/*
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*
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* cvout_sample just demonstrates the serial out capabilities of cv::Mat
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* That is, cv::Mat M(...); cout << M; Now works.
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*
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*/
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#include "opencv2/core.hpp"
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#include <iostream>
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using namespace std;
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using namespace cv;
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static void help()
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{
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cout
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<< "\n------------------------------------------------------------------\n"
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<< " This program shows the serial out capabilities of cv::Mat\n"
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<< "That is, cv::Mat M(...); cout << M; Now works.\n"
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<< "Output can be formatted to OpenCV, matlab, python, numpy, csv and \n"
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<< "C styles Usage:\n"
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<< "./cvout_sample\n"
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<< "------------------------------------------------------------------\n\n"
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<< endl;
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}
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int main(int argc, char** argv)
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{
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cv::CommandLineParser parser(argc, argv, "{help h||}");
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if (parser.has("help"))
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{
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help();
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return 0;
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}
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Mat I = Mat::eye(4, 4, CV_64F);
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I.at<double>(1,1) = CV_PI;
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cout << "I = \n" << I << ";" << endl << endl;
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Mat r = Mat(10, 3, CV_8UC3);
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randu(r, Scalar::all(0), Scalar::all(255));
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cout << "r (default) = \n" << r << ";" << endl << endl;
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cout << "r (matlab) = \n" << format(r, Formatter::FMT_MATLAB) << ";" << endl << endl;
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cout << "r (python) = \n" << format(r, Formatter::FMT_PYTHON) << ";" << endl << endl;
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cout << "r (numpy) = \n" << format(r, Formatter::FMT_NUMPY) << ";" << endl << endl;
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cout << "r (csv) = \n" << format(r, Formatter::FMT_CSV) << ";" << endl << endl;
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cout << "r (c) = \n" << format(r, Formatter::FMT_C) << ";" << endl << endl;
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Point2f p(5, 1);
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cout << "p = " << p << ";" << endl;
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Point3f p3f(2, 6, 7);
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cout << "p3f = " << p3f << ";" << endl;
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vector<float> v;
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v.push_back(1);
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v.push_back(2);
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v.push_back(3);
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cout << "shortvec = " << Mat(v) << endl;
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vector<Point2f> points(20);
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for (size_t i = 0; i < points.size(); ++i)
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points[i] = Point2f((float)(i * 5), (float)(i % 7));
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cout << "points = " << points << ";" << endl;
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return 0;
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}
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