namesGenerator->SetInputDirectory( m_ArgsInfo.inputDir_arg );
namesGenerator->SetOutputDirectory( m_ArgsInfo.outputDir_arg );
typename ReaderType::FileNamesContainer filenames_in = namesGenerator->GetInputFileNames();
namesGenerator->SetInputDirectory( m_ArgsInfo.inputDir_arg );
namesGenerator->SetOutputDirectory( m_ArgsInfo.outputDir_arg );
typename ReaderType::FileNamesContainer filenames_in = namesGenerator->GetInputFileNames();