init - 初始化项目

samples/cpp/opencv_version.cpp

@@ -0,0 +1,32 @@
+// This file is part of OpenCV project.
+// It is subject to the license terms in the LICENSE file found in the top-level directory
+// of this distribution and at http://opencv.org/license.html
+
+#include <opencv2/core/utility.hpp>
+#include <iostream>
+
+static const std::string keys = "{ b build | | print complete build info }"
+                                "{ h help  | | print this help           }";
+
+int main(int argc, const char* argv[])
+{
+    cv::CommandLineParser parser(argc, argv, keys);
+    parser.about("This sample outputs OpenCV version and build configuration.");
+    if (parser.has("help"))
+    {
+        parser.printMessage();
+    }
+    else if (!parser.check())
+    {
+        parser.printErrors();
+    }
+    else if (parser.has("build"))
+    {
+        std::cout << cv::getBuildInformation() << std::endl;
+    }
+    else
+    {
+        std::cout << "Welcome to OpenCV " << CV_VERSION << std::endl;
+    }
+    return 0;
+}