Mine

#ifndef MyProcessing_hxx
#define MyProcessing_hxx
#include <vector>
#includ <iostream>
#include <CLAM/InPort.hxx>
#include <CLAM/OutPort.hxx>
#include <CLAM/Processing.hxx>
#include <CLAM/NullProcessingConfig.hxx>

// Those two configuration types could be the ones you choose.
// Your own ones or any type already in CLAM.
#include "CLAM/Fundamental.hxx"

class MyProcessing : public CLAM::Processing
{ 
	CLAM::InPort<CLAM::Fundamental> mIn;
	typedef CLAM::NullProcessingConfig Config;
public:
	std::vector<int> array;
		array.reserve(450);    
	
	const char* GetClassName() const { return "MyProcessing"; }
	MyProcessing(const Config & config=Config()) 
		: mIn("CLAM::Fundamental", this)
		
	{
		Configure( config );
	}
 
	~MyProcessing() {}

	// Configuration to the minimal expression
	bool ConcreteConfigure(const CLAM::ProcessingConfig&)
	{
		return true; // I got proper configuration
	}
	const CLAM::ProcessingConfig& GetConfig() const
	{
		static Config config;
		return config;
	}
	
	bool Do()
	{
		bool result = Do(mIn.GetData()); 
		// Tell the ports this is done
		mIn.Consume();
		return result;
	}

	bool Do(const CLAM::Fundamental& in)
	{	
		array.push_back(in.GetCandidatesFreq() [0]);
		std::cout << array << std::endl;
	}
};
#endif // MyProcessing_hxx