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3rdparty/opencv-4.5.4/samples/cpp/opencv_version.cpp 936 Bytes
f4334277   Hu Chunming   提交3rdparty
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  // 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;
  }