dolphin/Source/Plugins/Plugin_DSP_HLE/Src/PCHW/SoundStream.h

// Copyright (C) 2003-2009 Dolphin Project.

// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0.

// 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 2.0 for more details.

// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/

// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/

#ifndef __SOUNDSTREAM_H__
#define __SOUNDSTREAM_H__

#include "Common.h"

typedef void (*StreamCallback)(short* buffer, int numSamples, int bits, int rate, int channels);

class SoundStream {

 protected:
    int sampleRate;

    StreamCallback callback;

    // We set this to shut down the sound thread.
    // 0=keep playing, 1=stop playing NOW.
    volatile int threadData;
    
 public:   
    SoundStream(int _sampleRate, StreamCallback _callback) :
	sampleRate(_sampleRate), callback(_callback), threadData(0) {}
    
    virtual ~SoundStream() {}
    
    static  bool isValid() { return false; }  
    
    virtual bool usesMixer() { return false; }
    
    virtual bool Start() { return false; }
    
    virtual void SoundLoop() { }
    
    virtual void Stop() {}
    
    virtual void Update() {}

    virtual int GetSampleRate() { return sampleRate; }
    
};

#endif