Adding two samples that deal with FileStorage - useful for creating image lists

samples/cpp/imagelist_creator.cpp

@@ -0,0 +1,38 @@
+/*this creates a yaml or xml list of files from the command line args
+ */
+
+#include "opencv2/core/core.hpp"
+#include <string>
+#include <iostream>
+
+using std::string;
+using std::cout;
+using std::endl;
+
+using namespace cv;
+
+void help(char** av)
+{
+  cout << "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)
+{
+  if (ac < 3)
+  {
+    help(av);
+    return 1;
+  }
+
+  string outputname = av[1];
+
+  FileStorage fs(outputname, FileStorage::WRITE);
+  fs << "images" << "[";
+  for(int i = 2; i < ac; i++){
+    fs << string(av[i]);
+  }
+  fs << "]";
+  return 0;
+}