contour example updated

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

diff --git a/appli/examples/example_RGBImageToHSVChannels.cxx b/appli/examples/example_RGBImageToHSVChannels.cxx
index 7266800302c47aa44ebd84b1b82b587d26c3f1e3..57d0581ad4ad3a4b165a197c5557079de3c12368 100644 (file)
--- a/appli/examples/example_RGBImageToHSVChannels.cxx
+++ b/appli/examples/example_RGBImageToHSVChannels.cxx
@@ -3,116 +3,74 @@
 #include <string>
 
 #include <cpPlugins/Interface/Interface.h>
-#include <cpPlugins/Interface/DataObject.h>
 #include <cpPlugins/Interface/ProcessObject.h>
 
-// -------------------------------------------------------------------------
-typedef cpPlugins::Interface::Interface     TInterface;
-typedef cpPlugins::Interface::DataObject    TDataObject;
-typedef TInterface::TClasses                TClasses;
-typedef cpPlugins::Interface::ProcessObject TProcessObject;
-typedef TProcessObject::TParameters         TParameters;
-
-// -------------------------------------------------------------------------
-void SaveImage(
-  TInterface& plugins, const std::string& fname, TDataObject* image
-  )
-{
-  cpPlugins::Interface::ProcessObject* writer;
-  writer =
-    dynamic_cast< TProcessObject* >(
-      plugins.CreateObject( "cpPlugins::Plugins::ImageWriter" )
-      );
-  if( writer == NULL )
-  {
-    std::cerr << "No suitable writer found in plugins." << std::endl;
-    return;
-
-  } // fi
-  // Configure reader
-  TParameters writer_params = writer->GetDefaultParameters( );
-  writer_params[ "FileName" ].second = fname;
-  writer->SetParameters( writer_params );
-
-  writer->SetInput( 0, image );
-  std::string msg = writer->Update( );
-  if( msg != "" )
-    std::cerr << "ERROR: " << msg << std::endl;
-  delete writer;
-}
-
-// -------------------------------------------------------------------------
 int main( int argc, char* argv[] )
 {
-  if( argc < 8 )
+  if( argc < 4 )
   {
     std::cerr
       << "Usage: " << argv[ 0 ]
       << " plugins_file"
-      << " input_image"
-      << " output_hue_image output_saturation_image output_value_image"
-      << " dimensions pixel_type" << 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_hue_image_file = argv[ 3 ];
-  std::string output_saturation_image_file = argv[ 4 ];
-  std::string output_value_image_file = argv[ 5 ];
-  std::string dimensions = argv[ 6 ];
-  std::string pixel_type = argv[ 7 ];
 
   // Create interface
-
+  typedef cpPlugins::Interface::Interface TInterface;
+  typedef TInterface::TClasses            TClasses;
   TInterface plugins;
-  plugins.Load( plugins_file );
-
-  // Create objects
-  cpPlugins::Interface::ProcessObject* reader;
-  cpPlugins::Interface::ProcessObject* filter;
-
-  reader =
-    dynamic_cast< TProcessObject* >(
-      plugins.CreateObject( "cpPlugins::Plugins::ImageReader" )
-      );
-  if( reader == NULL )
+  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
-  filter =
-    dynamic_cast< TProcessObject* >(
-      plugins.CreateObject( "cpPlugins::Plugins::RGBImageToHSVChannelsFilter" )
-      );
-  if( filter == NULL )
+
+  // Create objects
+  typedef cpPlugins::Interface::ProcessObject TProcessObject;
+  typedef cpPlugins::Interface::DataObject    TDataObject;
+  typedef cpPlugins::Interface::Parameters    TParameters;
+  cpPlugins::Interface::ProcessObject::Pointer reader, writer, filter;
+  reader = plugins.CreateProcessObject( "cpPlugins::ImageReader" );
+  writer = plugins.CreateProcessObject( "cpPlugins::ImageWriter" );
+  filter = plugins.CreateProcessObject( "cpPlugins::RGBImageToOtherChannelsFilter");
+  if( reader.IsNull( ) || writer.IsNull( ) || filter.IsNull( ) )
   {
-    std::cerr << "No suitable filter found in plugins." << std::endl;
+    std::cerr << "No suitable objects found in plugins." << std::endl;
     return( 1 );
 
   } // fi
 
   // Configure reader
   TParameters reader_params = reader->GetDefaultParameters( );
-  reader_params[ "FileName" ].second = input_image_file;
-  reader_params[ "PixelType" ].second = pixel_type;
-  reader_params[ "ImageDimension" ].second = dimensions;
-  reader_params[ "IsColorImage" ].second = "1";
+  for( int i = 2; i < argc - 1; ++i )
+    reader_params.AddValueToStringList( "FileNames", argv[ i ] );
   reader->SetParameters( reader_params );
 
-  // Connect pipeline
-  filter->SetInput( 0, reader->GetOutput( 0 ) );
+  // Configure filter
+  TParameters filter_params = filter->GetDefaultParameters( );
+  filter_params.SetValueAsString( "OutChannel", "HSV" );
+  filter->SetParameters( filter_params );
+
+  // Configure writer
+  TParameters writer_params = writer->GetDefaultParameters( );
+  writer_params.SetValueAsString( "FileName", argv[ argc - 1 ] );
+  writer->SetParameters( writer_params );
 
-  // Save outputs
-  SaveImage( plugins, output_hue_image_file, filter->GetOutput( 0 ) );
-  SaveImage( plugins, output_saturation_image_file, filter->GetOutput( 1 ) );
-  SaveImage( plugins, output_value_image_file, filter->GetOutput( 2 ) );
+  // Connect pipeline
+  filter->SetInput( 0, reader->GetOutput< TDataObject >( 0 ) );
+  writer->SetInput( 0, filter->GetOutput< TDataObject >( 0 ) );
 
-  // Free memory
-  delete filter;
-  delete reader;
+  // Execute pipeline
+  std::string err = writer->Update( );
+  if( err != "" )
+  {
+    std::cerr << "ERROR: " << err << std::endl;
+    return( 1 );
 
+  } // fi
   return( 0 );
 }