delay-jitter-estimation.h

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2007 INRIA
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Authors: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
 */
#ifndef DELAY_JITTER_ESTIMATION_H
#define DELAY_JITTER_ESTIMATION_H
 
#include "ns3/nstime.h"
#include "ns3/packet.h"
 
namespace ns3 {
 
class DelayJitterEstimation
{
public:
  DelayJitterEstimation ();
 
  static void PrepareTx (Ptr<const Packet> packet);
  void RecordRx (Ptr<const Packet> packet);
 
  Time GetLastDelay (void) const;
  uint64_t GetLastJitter (void) const;
 
private:
  Time m_jitter;       
  Time m_transit;      
};
 
} // namespace ns3
 
#endif /* DELAY_JITTER_ESTIMATION_H */