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/*
* $Id$
*
* ***** BEGIN LGPL LICENSE BLOCK *****
*
* Copyright 2009 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 Lesser General Public License as published by
* the Free Software Foundation, either version 3 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with AudaSpace. If not, see <http://www.gnu.org/licenses/>.
*
* ***** END LGPL LICENSE BLOCK *****
*/
#ifndef AUD_CHANNELMAPPERREADER
#define AUD_CHANNELMAPPERREADER
#include "AUD_EffectReader.h"
class AUD_Buffer;
/**
* This class maps a sound source's channels to a specific output channel count.
* \note The input sample format must be float.
*/
class AUD_ChannelMapperReader : public AUD_EffectReader
{
private:
/**
* The sound output buffer.
*/
AUD_Buffer *m_buffer;
/**
* The output specification.
*/
AUD_Specs m_specs;
/**
* The channel count of the reader.
*/
int m_rch;
/**
* The mapping specification.
*/
float **m_mapping;
public:
/**
* Creates a channel mapper reader.
* \param reader The reader to map.
* \param mapping The mapping specification as two dimensional float array.
* \exception AUD_Exception Thrown if the reader is NULL.
*/
AUD_ChannelMapperReader(AUD_IReader* reader, float **mapping);
/**
* Destroys the reader.
*/
~AUD_ChannelMapperReader();
virtual AUD_Specs getSpecs();
virtual void read(int & length, sample_t* & buffer);
};
#endif //AUD_CHANNELMAPPERREADER
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