MNRTPDecoderBase.h

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/* Copyright (C) 2000 KOM/Darmstadt University of Technology
 *
 * You are allowed to use all other parts of the code under the following terms:
 *
 * For non-commercial use, code may be used in unmodified form provided
 * that this copyright notice and this permission notice appear in
 * supporting documentation.
 *
 * This software is provided "as is" and without any express or implied
 * warranties, including, without limitation, the implied warranty of
 * fitness for a particular purpose.
 *
 * The code may be subjected to the GNU General Public License, Version 2,
 * and re-distributed under the terms of this license.
 * As a special exception, permission is granted to link this code
 * with the Qt library and distribute executables, as long as you
 * follow the requirements of the GNU GPL in regard to all of the
 * software in the executable aside from Qt.
 *
 * Commercial use other than under the terms of the GNU General Public
 * License is allowed only after express negotiation of conditions
 * with the authors.
 */
#ifndef MNRTP_DECODER_BASE_H
#define MNRTP_DECODER_BASE_H

#include <config.h>

#include "MNRTPutildefs.h"
#include "sh/SHReturnCodes.h"
#include "sh/SHData.h"
#include "MNTimeval.h"
/* experimental!!! */
#include "sh/SH.h"
#include "sh/SHAttr.h"
#include "sdp/PayloadTypeEntry.h"


class MNRope;
class SinkEndpoint;
class RetransRecvBase;
namespace SDP
{
  class PayloadTypeTable;
};

/**************************************************************
 * Class: MNRTPDecoderBase
 * Description: contains the functionality of the codecs for decoding
 * Oslo, August 2001
 **************************************************************/

class MNRTPDecoderBase

{
public:
    MNRTPDecoderBase();

    virtual ~MNRTPDecoderBase();

    static MNRTPDecoderBase* factory( int payload_type, RetransRecvBase* retrans , int rtp_payload_type, const SDP::PayloadTypeTable* _payload_types);

    virtual SH::DataPtr decode_data( MNRTPPacketPtr packet, MNRope*& indata ) = 0;

    virtual SH::DataPtr decode_data( MNRTPPacketPtr packet,
                                     MNRope*&  indata,
                                     u_int64_t bytecount ) = 0;

    virtual bool curPacketCompletesFrame() = 0;
};

#endif

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