init - 初始化项目

samples/cpp/cout_mat.cpp

@@ -0,0 +1,69 @@
+/*
+ *
+ * cvout_sample just demonstrates the serial out capabilities of cv::Mat
+ *  That is, cv::Mat M(...); cout << M;  Now works.
+ *
+ */
+
+#include "opencv2/core.hpp"
+#include <iostream>
+
+using namespace std;
+using namespace cv;
+
+static void help(char** argv)
+{
+    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 formatted to OpenCV, matlab, python, numpy, csv and \n"
+    << "C styles Usage:\n"
+    << argv[0]
+    << "\n------------------------------------------------------------------\n\n"
+    << endl;
+}
+
+
+int main(int argc, char** argv)
+{
+    cv::CommandLineParser parser(argc, argv, "{help h||}");
+    if (parser.has("help"))
+    {
+        help(argv);
+        return 0;
+    }
+    Mat I = Mat::eye(4, 4, CV_64F);
+    I.at<double>(1,1) = CV_PI;
+    cout << "I = \n" << I << ";" << endl << endl;
+
+    Mat r = Mat(10, 3, CV_8UC3);
+    randu(r, Scalar::all(0), Scalar::all(255));
+
+    cout << "r (default) = \n" << r << ";" << endl << endl;
+    cout << "r (matlab) = \n" << format(r, Formatter::FMT_MATLAB) << ";" << endl << endl;
+    cout << "r (python) = \n" << format(r, Formatter::FMT_PYTHON) << ";" << endl << endl;
+    cout << "r (numpy) = \n" << format(r, Formatter::FMT_NUMPY) << ";" << endl << endl;
+    cout << "r (csv) = \n" << format(r, Formatter::FMT_CSV) << ";" << endl << endl;
+    cout << "r (c) = \n" << format(r, Formatter::FMT_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((float)(i * 5), (float)(i % 7));
+
+    cout << "points = " << points << ";" << endl;
+    return 0;
+}