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3rdparty/opencv-4.5.4/samples/cpp/imagelist_creator.cpp 1.28 KB
f4334277   Hu Chunming   提交3rdparty
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  /*this creates a yaml or xml list of files from the command line args
   */
  
  #include "opencv2/core.hpp"
  #include "opencv2/imgcodecs.hpp"
  #include "opencv2/highgui.hpp"
  #include <string>
  #include <iostream>
  
  using std::string;
  using std::cout;
  using std::endl;
  
  using namespace cv;
  
  static void help(char** av)
  {
    cout << "\nThis creates a yaml or xml list of files from the command line args\n"
        "usage:\n./" << av[0] << " imagelist.yaml *.png\n"
        << "Try using different extensions.(e.g. yaml yml xml xml.gz etc...)\n"
        << "This will serialize this list of images or whatever with opencv's FileStorage framework" << endl;
  }
  
  int main(int ac, char** av)
  {
    cv::CommandLineParser parser(ac, av, "{help h||}{@output||}");
    if (parser.has("help"))
    {
      help(av);
      return 0;
    }
    string outputname = parser.get<string>("@output");
  
    if (outputname.empty())
    {
      help(av);
      return 1;
    }
  
    Mat m = imread(outputname); //check if the output is an image - prevent overwrites!
    if(!m.empty()){
      std::cerr << "fail! Please specify an output file, don't want to overwrite you images!" << endl;
      help(av);
      return 1;
    }
  
    FileStorage fs(outputname, FileStorage::WRITE);
    fs << "images" << "[";
    for(int i = 2; i < ac; i++){
      fs << string(av[i]);
    }
    fs << "]";
    return 0;
  }