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SDR-DAB_dab-cmdline/example-1/audio-base.h
2017-08-18 20:29:07 +02:00

57 lines
1.7 KiB
C++

#
/*
* Copyright (C) 2009, 2010, 2011
* Jan van Katwijk (J.vanKatwijk@gmail.com)
* Lazy Chair Computing
*
* This file is part of the main program for the DAB library
*
* DAB library 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.
*
* DAB 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with DAB library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __AUDIO_BASE__
#define __AUDIO_BASE__
#include <stdio.h>
#include <samplerate.h>
#include "newconverter.h"
#include "ringbuffer.h"
typedef float DSPFLOAT;
typedef std::complex<DSPFLOAT> DSPCOMPLEX;
using namespace std;
class audioBase {
public:
audioBase (void);
virtual ~audioBase (void);
virtual void stop (void);
virtual void restart (void);
void audioOut (int16_t *, int32_t, int32_t);
private:
void audioOut_16000 (int16_t *, int32_t);
void audioOut_24000 (int16_t *, int32_t);
void audioOut_32000 (int16_t *, int32_t);
void audioOut_48000 (int16_t *, int32_t);
newConverter converter_16;
newConverter converter_24;
newConverter converter_32;
protected:
virtual void audioOutput (float *, int32_t);
};
#endif