COMP: revert deletion of otbMultiDatasetReadingInfo file

Testing/Code/IO/otbMultiDatasetReadingInfo.cxx

+/*=========================================================================
+
+  Program:   ORFEO Toolbox
+  Language:  C++
+  Date:      $Date$
+  Version:   $Revision$
+
+
+  Copyright (c) Centre National d'Etudes Spatiales. All rights reserved.
+  See OTBCopyright.txt for details.
+
+
+  This software is distributed WITHOUT ANY WARRANTY; without even
+  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE.  See the above copyright notices for more information.
+
+=========================================================================*/
+#include <iostream>
+#include <fstream>
+#include <string>
+
+#include "itkMacro.h"
+#include "itksys/SystemTools.hxx"
+#include "otbGDALImageIO.h"
+
+int otbMultiDatasetReadingInfo(int argc, char* argv[])
+{
+  if (argc != 3)
+    {
+    std::cout << argv[0] << "<image HDF> <ouput filename>" << std::endl;
+    return EXIT_FAILURE;
+    }
+  const char * inputFilename  = argv[1];
+  const char * outputAsciiFilename  = argv[2];
+
+  otb::GDALImageIO::Pointer readerGDAL = otb::GDALImageIO::New();
+
+  readerGDAL->SetFileName(inputFilename);
+  if (readerGDAL->CanReadFile(inputFilename))
+    std::cout << "can read file OK" << std::endl;
+  else
+    {
+    std::cout << "can read file K0" << std::endl;
+    return EXIT_FAILURE;
+    }
+
+  std::vector<std::string> names;
+  std::vector<std::string> desc;
+
+  bool readingSubDatasetInfo = readerGDAL->GetSubDatasetInfo(names, desc);
+  if (readingSubDatasetInfo == false )
+    return EXIT_FAILURE;
+
+  // Parse all the names to delete the path of the filename
+  for( unsigned int itSubDataset = 0; itSubDataset < (unsigned int)names.size(); itSubDataset++ )
+    {
+    std::size_t posDeb = names[itSubDataset].find(":\"");
+    if (posDeb==std::string::npos)
+      return EXIT_FAILURE;
+
+    std::size_t posEnd = names[itSubDataset].rfind("\":");
+    if (posEnd==std::string::npos)
+      return EXIT_FAILURE;
+
+    // Remove the path from the SubDataset_name metadata
+    std::string strFilepath = names[itSubDataset].substr(posDeb+2, posEnd - posDeb - 2);
+    std::string filename = itksys::SystemTools::GetFilenameName(strFilepath);
+    names[itSubDataset].replace(posDeb+2, posEnd - posDeb - 2, filename.c_str() );
+    }
+
+  std::ofstream file;
+  file.open(outputAsciiFilename);
+
+  for( unsigned int itSubDataset = 0; itSubDataset < (unsigned int)names.size(); itSubDataset++ )
+    {
+    file << "NAME_" << itSubDataset+1 << " :" << names[itSubDataset] << std::endl;
+    file << "DESC_" << itSubDataset+1 << " :" << desc[itSubDataset] << std::endl;
+    }
+
+  file.close();
+
+  return EXIT_SUCCESS;
+}