83 lines
2.2 KiB
C++
83 lines
2.2 KiB
C++
/*
|
|
* $Id$
|
|
*
|
|
* ***** BEGIN GPL LICENSE BLOCK *****
|
|
*
|
|
* Copyright 2009-2011 Jörg Hermann Müller
|
|
*
|
|
* This file is part of AudaSpace.
|
|
*
|
|
* Audaspace 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; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* AudaSpace 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 for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with Audaspace; if not, write to the Free Software Foundation,
|
|
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
*
|
|
* ***** END GPL LICENSE BLOCK *****
|
|
*/
|
|
|
|
/** \file audaspace/intern/AUD_BufferReader.h
|
|
* \ingroup audaspaceintern
|
|
*/
|
|
|
|
|
|
#ifndef AUD_BUFFERREADER
|
|
#define AUD_BUFFERREADER
|
|
|
|
#include "AUD_IReader.h"
|
|
#include "AUD_Reference.h"
|
|
class AUD_Buffer;
|
|
|
|
/**
|
|
* This class represents a simple reader from a buffer that exists in memory.
|
|
* \warning Notice that the buffer used for creating the reader must exist as
|
|
* long as the reader exists.
|
|
*/
|
|
class AUD_BufferReader : public AUD_IReader
|
|
{
|
|
private:
|
|
/**
|
|
* The current position in the buffer.
|
|
*/
|
|
int m_position;
|
|
|
|
/**
|
|
* The buffer that is read.
|
|
*/
|
|
AUD_Reference<AUD_Buffer> m_buffer;
|
|
|
|
/**
|
|
* The specification of the sample data in the buffer.
|
|
*/
|
|
AUD_Specs m_specs;
|
|
|
|
// hide copy constructor and operator=
|
|
AUD_BufferReader(const AUD_BufferReader&);
|
|
AUD_BufferReader& operator=(const AUD_BufferReader&);
|
|
|
|
public:
|
|
/**
|
|
* Creates a new buffer reader.
|
|
* \param buffer The buffer to read from.
|
|
* \param specs The specification of the sample data in the buffer.
|
|
*/
|
|
AUD_BufferReader(AUD_Reference<AUD_Buffer> buffer, AUD_Specs specs);
|
|
|
|
virtual bool isSeekable() const;
|
|
virtual void seek(int position);
|
|
virtual int getLength() const;
|
|
virtual int getPosition() const;
|
|
virtual AUD_Specs getSpecs() const;
|
|
virtual void read(int& length, bool& eos, sample_t* buffer);
|
|
};
|
|
|
|
#endif //AUD_BUFFERREADER
|