opencv/samples/cpp/cvout_sample.cpp

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2010-11-20 03:04:41 +01:00
/*
*
* cvout_sample just demonstrates the serial out capabilities of cv::Mat
* That is, cv::Mat M(...); cout << M; Now works.
*
*/
#include "opencv2/core/core.hpp"
#include <iostream>
using namespace std;
using namespace cv;
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void help()
{
cout
<< "\n------------------------------------------------------------------\n"
<< "This program shows the serial out capabilities of cv::Mat\n"
<< "That is, cv::Mat M(...); cout << M; Now works.\n"
<< "Output can be formated to OpenCV, python, numpy, csv and C styles"
<< "Usage:\n"
<< "./cvout_sample\n"
<< "------------------------------------------------------------------\n\n"
<< endl;
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}
int main(int,char**)
{
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help();
Mat i = Mat::eye(4, 4, CV_64F);
i.at<double>(1,1) = CV_PI;
cout << "i = " << i << ";" << endl;
Mat r = Mat(10, 3, CV_8UC3);
randu(r, Scalar::all(0), Scalar::all(255));
cout << "r (default) = " << r << ";" << endl << endl;
cout << "r (python) = " << format(r,"python") << ";" << endl << endl;
cout << "r (numpy) = " << format(r,"numpy") << ";" << endl << endl;
cout << "r (csv) = " << format(r,"csv") << ";" << endl << endl;
cout << "r (c) = " << format(r,"C") << ";" << endl << endl;
Point2f p(5, 1);
cout << "p = " << p << ";" << endl;
Point3f p3f(2, 6, 7);
cout << "p3f = " << p3f << ";" << endl;
vector<float> v;
v.push_back(1);
v.push_back(2);
v.push_back(3);
cout << "shortvec = " << Mat(v) << endl;
vector<Point2f> points(20);
for (size_t i = 0; i < points.size(); ++i)
points[i] = Point2f(i * 5, i % 7);
cout << "points = " << points << ";" << endl;
return 0;
}