BBTK_INPUT(ImageExtractComponents,In,"Input image",vtkImageData*,"");
BBTK_INPUT(ImageExtractComponents,Component0,"Component 0 (default -1)",int,"");
BBTK_INPUT(ImageExtractComponents,Component1,"Component 1 (default -1)",int,"");
BBTK_INPUT(ImageExtractComponents,Component2,"Component 2 (default -1)",int,"");
BBTK_INPUT(ImageExtractComponents,Component3,"Component 3 (default -1)",int,"");
BBTK_INPUT(ImageExtractComponents,In,"Input image",vtkImageData*,"");
BBTK_INPUT(ImageExtractComponents,Component0,"Component 0 (default -1)",int,"");
BBTK_INPUT(ImageExtractComponents,Component1,"Component 1 (default -1)",int,"");
BBTK_INPUT(ImageExtractComponents,Component2,"Component 2 (default -1)",int,"");
BBTK_INPUT(ImageExtractComponents,Component3,"Component 3 (default -1)",int,"");