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sdrangel/plugins/samplesource/sdrplayv3/sdrplayv3thread.h

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3.2 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2016 Edouard Griffiths, F4EXB //
// Copyright (C) 2021 Jon Beniston, M7RCE //
// //
// 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 PLUGINS_SAMPLESOURCE_SDRPLAYV3_SDRPLAYV3THREAD_H_
#define PLUGINS_SAMPLESOURCE_SDRPLAYV3_SDRPLAYV3THREAD_H_
#include <QThread>
#include <QMutex>
#include <QWaitCondition>
#include <sdrplay_api.h>
#include "dsp/samplesinkfifo.h"
#include "dsp/decimators.h"
#define SDRPLAYV3_INIT_NBSAMPLES (1<<14)
class SDRPlayV3Thread : public QThread {
Q_OBJECT
public:
SDRPlayV3Thread(sdrplay_api_DeviceT* dev, SampleSinkFifo* sampleFifo, QObject* parent = NULL);
~SDRPlayV3Thread();
void startWork();
void stopWork();
bool isRunning() const { return m_running; }
void setSamplerate(int samplerate);
void setLog2Decimation(unsigned int log2_decim);
void setFcPos(int fcPos);
void setIQOrder(bool iqOrder) { m_iqOrder = iqOrder; }
void resetRfChanged();
bool waitForRfChanged();
private:
QMutex m_startWaitMutex;
QWaitCondition m_startWaiter;
bool m_running;
sdrplay_api_DeviceT *m_dev;
SampleVector m_convertBuffer;
SampleSinkFifo* m_sampleFifo;
int m_samplerate;
unsigned int m_log2Decim;
int m_fcPos;
bool m_iqOrder;
qint16 m_iq[8192];
int m_iqCount;
int m_rfChanged;
static const unsigned int m_rfChangedTimeout = 500;
Decimators<qint32, qint16, SDR_RX_SAMP_SZ, 16, true> m_decimatorsIQ;
Decimators<qint32, qint16, SDR_RX_SAMP_SZ, 16, false> m_decimatorsQI;
void run();
void callbackIQ(const qint16* buf, qint32 len);
void callbackQI(const qint16* buf, qint32 len);
static void callbackHelper(short *xi, short *xq, sdrplay_api_StreamCbParamsT *params, unsigned int numSamples, unsigned int reset, void *ctx);
static void eventCallback(sdrplay_api_EventT eventId, sdrplay_api_TunerSelectT tuner, sdrplay_api_EventParamsT *params, void *cbContext);
};
#endif /* PLUGINS_SAMPLESOURCE_SDRPLAYV3_SDRPLAYV3THREAD_H_ */