MNRTPEncoderCommon.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 MNRTPENCODERCOMMON_H
#define MNRTPENCODERCOMMON_H

#include "MNRTPEncoderBase.h"

/**************************************************************
 * Class: MNRTPEncoderCommon
 * Description: contains common encoder codec stuff
 * August 2001
 **************************************************************/

class MNRTPEncoderCommon : public MNRTPEncoderBase
{
protected:
    Timeval _std_time_offset;

    size_t _total_bytes_read;

    size_t _absolute_byte_position;

    size_t  _accum_rtp_timestamp;

    size_t  _pulled_bytes;

    Timeval get_std_timeout() const;
    void    set_std_timeout( size_t pause );

    // RTP TIMESTAMP OFFSET

    void           inc_total_bytes_read( size_t sz );
    size_t         get_total_bytes_read( ) const;
    virtual size_t get_abs_byte_pos();
    void           inc_abs_byte_pos( size_t sz );
    size_t         get_accum_rtp_ts() const;
    void           inc_accum_rtp_ts( size_t sz );
    virtual void   update_absolute_position( int32 offset );
    void           set_pulled_bytes( size_t pb );
    size_t         get_pulled_bytes( );
    RetransBase*   get_retrans( );


    MNRTPEncoderCommon( RetransBase* retrans );
    virtual ~MNRTPEncoderCommon();

private:
    void           set_retrans( RetransBase* retrans );

private:
    RetransBase* _retrans;

private:
    MNRTPEncoderCommon( );
    MNRTPEncoderCommon( const MNRTPEncoderCommon& );
    MNRTPEncoderCommon& operator=( const MNRTPEncoderCommon& );
};

#endif

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