2b7ca2304a
without the underscores these clogged up the namespace for autocompleation which was annoying.
104 lines
2.5 KiB
C++
104 lines
2.5 KiB
C++
/*
|
|
* ***** 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/SRC/AUD_SRCResampleReader.h
|
|
* \ingroup audsrc
|
|
*/
|
|
|
|
|
|
#ifndef __AUD_SRCRESAMPLEREADER_H__
|
|
#define __AUD_SRCRESAMPLEREADER_H__
|
|
|
|
#include "AUD_ResampleReader.h"
|
|
#include "AUD_Buffer.h"
|
|
|
|
#include <samplerate.h>
|
|
|
|
/**
|
|
* This resampling reader uses libsamplerate for resampling.
|
|
*/
|
|
class AUD_SRCResampleReader : public AUD_ResampleReader
|
|
{
|
|
private:
|
|
/**
|
|
* The sound output buffer.
|
|
*/
|
|
AUD_Buffer m_buffer;
|
|
|
|
/**
|
|
* The reader channels.
|
|
*/
|
|
AUD_Channels m_channels;
|
|
|
|
/**
|
|
* The src state structure.
|
|
*/
|
|
SRC_STATE* m_src;
|
|
|
|
/**
|
|
* The current playback position;
|
|
*/
|
|
int m_position;
|
|
|
|
/**
|
|
* Whether reader reached end of stream.
|
|
*/
|
|
bool m_eos;
|
|
|
|
// hide copy constructor and operator=
|
|
AUD_SRCResampleReader(const AUD_SRCResampleReader&);
|
|
AUD_SRCResampleReader& operator=(const AUD_SRCResampleReader&);
|
|
|
|
public:
|
|
/**
|
|
* Creates a resampling reader.
|
|
* \param reader The reader to mix.
|
|
* \param specs The target specification.
|
|
* \exception AUD_Exception Thrown if the source specification cannot be
|
|
* resampled to the target specification.
|
|
*/
|
|
AUD_SRCResampleReader(AUD_Reference<AUD_IReader> reader, AUD_Specs specs);
|
|
|
|
/**
|
|
* Destroys the reader.
|
|
*/
|
|
~AUD_SRCResampleReader();
|
|
|
|
/**
|
|
* The callback function for SRC.
|
|
* \warning Do not call!
|
|
* \param data The pointer to the float data.
|
|
* \return The count of samples in the float data.
|
|
*/
|
|
long doCallback(float** data);
|
|
|
|
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_SRCRESAMPLEREADER_H__
|