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/root/src/subsynth/syn/Stream/AudioOStream.h

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/****************** <SYN heading BEGIN do not edit this line> *****************
 *
 * subsynth - modular audio synthesizer
 * subsynth is (C) Copyright 2001-2002 by Kevin Meinert
 *
 * Original Author: Kevin Meinert
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * -----------------------------------------------------------------
 * File:          $RCSfile: AudioOStream.h,v $
 * Date modified: $Date: 2002/02/16 19:24:16 $
 * Version:       $Revision: 1.13 $
 * -----------------------------------------------------------------
 *
 ****************** <SYN heading END do not edit this line> ******************/

#ifndef SUBSYNTH_OUPUT_AUDIO_STREAM
#define SUBSYNTH_OUPUT_AUDIO_STREAM

#include "syn/Util/AudioFormat.h"

namespace syn
{
   class AudioOStream
   {
   public:
      virtual ~AudioOStream(){}

      virtual bool open( const syn::AudioFormat& destfmt ) = 0;
      
      virtual bool isOpen() = 0;
      
      virtual bool canAcceptMoreData() const = 0;

      virtual bool write( const void* const data, int samples ) = 0;
      
      virtual int pcount() const = 0;

      virtual bool close() = 0;
      
      /* blocking call, waits until stream is done writing before returning */
      virtual void flush() = 0;
   };
}

#endif

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