init - 初始化项目

2022-05-06 01:58:53 +08:00
commit 90a5cc7cb6
6772 changed files with 2837787 additions and 0 deletions
--- a/samples/cpp/mask_tmpl.cpp
+++ b/samples/cpp/mask_tmpl.cpp
@@ -0,0 +1,74 @@
+#include "opencv2/imgproc.hpp"
+#include "opencv2/highgui.hpp"
+#include <iostream>
+
+using namespace std;
+using namespace cv;
+
+int main( int argc, const char** argv )
+{
+    CommandLineParser parser(argc, argv,
+        "{ i | lena_tmpl.jpg |image name }"
+        "{ t | tmpl.png |template name }"
+        "{ m | mask.png |mask name }"
+        "{ cm| 3 |comparison method }");
+
+    cout << "This program demonstrates the use of template matching with mask." << endl
+         << endl
+         << "Available methods: https://docs.opencv.org/master/df/dfb/group__imgproc__object.html#ga3a7850640f1fe1f58fe91a2d7583695d" << endl
+         << "    TM_SQDIFF = " << (int)TM_SQDIFF << endl
+         << "    TM_SQDIFF_NORMED = " << (int)TM_SQDIFF_NORMED << endl
+         << "    TM_CCORR = " << (int)TM_CCORR << endl
+         << "    TM_CCORR_NORMED = " << (int)TM_CCORR_NORMED << endl
+         << "    TM_CCOEFF = " << (int)TM_CCOEFF << endl
+         << "    TM_CCOEFF_NORMED = " << (int)TM_CCOEFF_NORMED << endl
+         << endl;
+
+    parser.printMessage();
+
+    string filename = samples::findFile(parser.get<string>("i"));
+    string tmplname = samples::findFile(parser.get<string>("t"));
+    string maskname = samples::findFile(parser.get<string>("m"));
+    Mat img = imread(filename);
+    Mat tmpl = imread(tmplname);
+    Mat mask = imread(maskname);
+    Mat res;
+
+    if(img.empty())
+    {
+        cout << "can not open " << filename << endl;
+        return -1;
+    }
+
+    if(tmpl.empty())
+    {
+        cout << "can not open " << tmplname << endl;
+        return -1;
+    }
+
+    if(mask.empty())
+    {
+        cout << "can not open " << maskname << endl;
+        return -1;
+    }
+
+    int method = parser.get<int>("cm"); // default 3 (CV_TM_CCORR_NORMED)
+    matchTemplate(img, tmpl, res, method, mask);
+
+    double minVal, maxVal;
+    Point minLoc, maxLoc;
+    Rect rect;
+    minMaxLoc(res, &minVal, &maxVal, &minLoc, &maxLoc);
+
+    if(method == TM_SQDIFF || method == TM_SQDIFF_NORMED)
+        rect = Rect(minLoc, tmpl.size());
+    else
+        rect = Rect(maxLoc, tmpl.size());
+
+    rectangle(img, rect, Scalar(0, 255, 0), 2);
+
+    imshow("detected template", img);
+    waitKey();
+
+    return 0;
+}