- reader_params[ "FileName" ].second = input_image_file;
- reader_params[ "PixelType" ].second = pixel_type;
- reader_params[ "ImageDimension" ].second = "3";
+ reader_params.AddValueToStringList( "FileNames", input_image_file );
+ reader_params.SetValueAsString( "PixelType", pixel_type );
+ reader_params.SetValueAsUint( "ImageDimension", 3 );
+ reader_params.SetValueAsUint( "IsColorImage", 0 );