sdrangel/plugins/samplemimo/metismiso/metismisodecimators.h

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2.3 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2020 Edouard Griffiths, F4EXB //
// //
// Decimators adapters specific to Metis //
// //
// 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 as version 3 of the License, or //
// (at your option) any later version. //
// //
// 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 V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#ifndef _METISMISO_METISMISODECIMATORS_H_
#define _METISMISO_METISMISODECIMATORS_H_
#include "dsp/decimators.h"
#include "metismisosettings.h"
class MetisMISODecimators
{
public:
MetisMISODecimators();
int decimate2(qint32 sampleI, qint32 sampleQ, SampleVector& result, unsigned int streamIndex);
int decimate4(qint32 sampleI, qint32 sampleQ, SampleVector& result, unsigned int streamIndex);
int decimate8(qint32 sampleI, qint32 sampleQ, SampleVector& result, unsigned int streamIndex);
void resetCounters();
private:
qint32 m_accumulators[MetisMISOSettings::m_maxReceivers][256*2];
int m_counters[MetisMISOSettings::m_maxReceivers];
Decimators<qint32, qint32, SDR_RX_SAMP_SZ, 24, true> m_decimatorsIQ[MetisMISOSettings::m_maxReceivers];
};
#endif // _METISMISO_METISMISODECIMATORS_H_