iax2jitter.h

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/*
 * Inter Asterisk Exchange 2
 * 
 * The entity which receives all manages weirdo iax2 packets that are 
 * sent outside of a regular call.
 * 
 * Open Phone Abstraction Library (OPAL)
 *
 * Copyright (c) 2006 Stephen Cook 
 *
 * The contents of this file are subject to the Mozilla Public License
 * Version 1.0 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
 * the License for the specific language governing rights and limitations
 * under the License.
 *
 * The Original Code is Open Phone Abstraction Library.
 *
 * The Initial Developer of the Original Code is Indranet Technologies Ltd
 *
 * $Revision: 21421 $
 * $Author: dereksmithies $
 * $Date: 2008-10-30 00:36:33 +0000 (Thu, 30 Oct 2008) $
 */


#ifndef OPAL_IAX2_JITTER_H
#define OPAL_IAX2_JITTER_H

#ifndef _PTLIB_H
#include <ptlib.h>
#endif

#include <opal/buildopts.h>

#if OPAL_IAX2

#include <rtp/rtp.h>
#include <rtp/jitter.h>

//class RTP_DataFrame;

PDECLARE_LIST(RTP_DataFrameQueue, RTP_DataFrame *)
#ifdef DOC_PLUS_PLUS     //This makes emacs bracket matching code happy.

class RTP_DataFrameQueue : public RTP_DataFrame *
{
#endif
 public:
};


class PendingRtpDataFrames : public RTP_DataFrameQueue
{
    PCLASSINFO(PendingRtpDataFrames, RTP_DataFrameQueue);
 public:
    PendingRtpDataFrames();

    ~PendingRtpDataFrames();

    void CloseDown();

    RTP_DataFrame *GetLastFrame();

    void AddNewFrame(RTP_DataFrame *newFrame);

 protected:
    RTP_DataFrame *InternalGetLastFrame();


  PSyncPoint activate;
 
  PMutex mutex;

  PBoolean keepGoing;
};


class IAX2JitterBuffer : public OpalJitterBuffer
{
    PCLASSINFO(IAX2JitterBuffer, OpalJitterBuffer);

 public:
    IAX2JitterBuffer();

    ~IAX2JitterBuffer();

    virtual PBoolean OnReadPacket    (
        RTP_DataFrame & frame,  
        PBoolean loop               
        ) ;

    void NewFrameFromNetwork(RTP_DataFrame *newFrame)
        { receivedFrames.AddNewFrame(newFrame); }

    void CloseDown();

 protected:

    PendingRtpDataFrames receivedFrames;
};


#endif // OPAL_IAX2

#endif // OPAL_IAX2_JITTER_H

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