More tree visualization

[cpPlugins.git] / appli / examples / example_ReadWriteImage.cxx

diff --git a/appli/examples/example_ReadWriteImage.cxx b/appli/examples/example_ReadWriteImage.cxx
index fa644d055832eac3eadd42602d7d021b0049c396..b051277e30cad06e532e62495f19a39c56153899 100644 (file)
--- a/appli/examples/example_ReadWriteImage.cxx
+++ b/appli/examples/example_ReadWriteImage.cxx
@@ -4,74 +4,74 @@
 
 #include <cpPlugins/Interface/Interface.h>
 #include <cpPlugins/Interface/ProcessObject.h>
+#include <cpPlugins/Interface/Image.h>
 
+// -------------------------------------------------------------------------
+typedef cpPlugins::Interface::Interface     TInterface;
+typedef cpPlugins::Interface::ProcessObject TProcessObject;
+typedef cpPlugins::Interface::DataObject    TDataObject;
+typedef cpPlugins::Interface::Parameters    TParameters;
+typedef TInterface::TClasses                TClasses;
+
+// -------------------------------------------------------------------------
 int main( int argc, char* argv[] )
 {
-  if( argc < 7 )
+  if( argc < 4 )
   {
     std::cerr
       << "Usage: " << argv[ 0 ]
       << " plugins_file"
-      << " input_image output_image"
-      << " dimensions pixel_type is_color" << std::endl;
+      << " input_image output_image" << std::endl;
     return( 1 );
 
   } // fi
-  std::string plugins_file = argv[ 1 ];
-  std::string input_image_file = argv[ 2 ];
-  std::string output_image_file = argv[ 3 ];
-  unsigned int dimensions = std::atoi( argv[ 4 ] );
-  std::string pixel_type = argv[ 5 ];
-  bool is_color = ( std::atoi( argv[ 6 ] ) == 1 );
 
   // Create interface
-  typedef cpPlugins::Interface::Interface TInterface;
-  typedef TInterface::TClasses            TClasses;
-
   TInterface plugins;
-  plugins.Load( plugins_file );
-
-  // Create objects
-  typedef cpPlugins::Interface::ProcessObject TProcessObject;
-  typedef cpPlugins::Interface::Parameters    TParameters;
-  cpPlugins::Interface::ProcessObject::Pointer reader;
-  cpPlugins::Interface::ProcessObject::Pointer writer;
-
-  reader = plugins.CreateProcessObject( "cpPlugins::Plugins::ImageReader" );
-  if( reader.IsNull( ) )
+  if( !plugins.Load( argv[ 1 ] ) )
   {
-    std::cerr << "No suitable reader found in plugins." << std::endl;
+    std::cerr << "Failed to load plugins." << std::endl;
     return( 1 );
 
   } // fi
-  writer = plugins.CreateProcessObject( "cpPlugins::Plugins::ImageWriter" );
-  if( writer.IsNull( ) )
+
+  // Create objects
+  TProcessObject::Pointer reader, writer;
+  reader = plugins.CreateProcessObject( "cpPlugins::IO::ImageReader" );
+  writer = plugins.CreateProcessObject( "cpPlugins::IO::ImageWriter" );
+  if( reader.IsNull( ) || writer.IsNull( ) )
   {
-    std::cerr << "No suitable writer found in plugins." << std::endl;
+    std::cerr
+      << "No suitable reader found in plugins." << std::endl
+      << "Reader: " << reader.GetPointer( ) << std::endl
+      << "Writer: " << writer.GetPointer( ) << std::endl
+      << std::endl;
     return( 1 );
 
   } // fi
 
   // Configure reader
   TParameters reader_params = reader->GetDefaultParameters( );
-  reader_params.AddValueToStringList( "FileNames", input_image_file );
-  reader_params.SetValueAsString( "PixelType", pixel_type );
-  reader_params.SetValueAsUint( "ImageDimension", dimensions );
-  reader_params.SetValueAsUint( "IsColorImage", ( is_color? 1: 0 ) );
+  for( int i = 2; i < argc - 1; ++i )
+    reader_params.AddValueToStringList( "FileNames", argv[ i ] );
   reader->SetParameters( reader_params );
 
-  // Configure reader
+  // Configure writer
   TParameters writer_params = writer->GetDefaultParameters( );
-  writer_params.SetValueAsString( "FileName", output_image_file );
+  writer_params.SetValueAsString( "FileName", argv[ argc - 1 ] );
   writer->SetParameters( writer_params );
 
   // Connect pipeline
-  writer->SetInput( 0, reader->GetOutput( 0 ) );
+  writer->SetInput( 0, reader->GetOutput< TDataObject >( 0 ) );
 
-  std::string msg = writer->Update( );
+  // Execute pipeline
+  std::string err = writer->Update( );
+  if( err != "" )
+  {
+    std::cerr << "ERROR: " << err << std::endl;
+    return( 1 );
 
-  if( msg != "" )
-    std::cerr << "ERROR: " << msg << std::endl;
+  } // fi
 
   return( 0 );
 }