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sdrangel/plugins/samplesource/limesdrinput/limesdrinputthread.h
2023-12-06 10:09:46 +00:00

76 lines
3.2 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
// written by Christian Daniel //
// Copyright (C) 2014 John Greb <hexameron@spam.no> //
// Copyright (C) 2015-2020 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
// //
// 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_LIMESDRINPUT_LIMESDRINPUTTHREAD_H_
#define PLUGINS_SAMPLESOURCE_LIMESDRINPUT_LIMESDRINPUTTHREAD_H_
#include <QThread>
#include <QMutex>
#include <QWaitCondition>
#include "lime/LimeSuite.h"
#include "dsp/samplesinkfifo.h"
#include "dsp/decimators.h"
#include "limesdr/devicelimesdrshared.h"
#include "limesdr/devicelimesdr.h"
class LimeSDRInputThread : public QThread, public DeviceLimeSDRShared::ThreadInterface
{
Q_OBJECT
public:
LimeSDRInputThread(lms_stream_t* stream, SampleSinkFifo* sampleFifo,
ReplayBuffer<qint16> *replayBuffer, QObject* parent = 0);
~LimeSDRInputThread();
virtual void startWork();
virtual void stopWork();
virtual void setDeviceSampleRate(int sampleRate) { (void) sampleRate; }
virtual bool isRunning() { return m_running; }
void setLog2Decimation(unsigned int log2_decim);
void setIQOrder(bool iqOrder) { m_iqOrder = iqOrder; }
private:
QMutex m_startWaitMutex;
QWaitCondition m_startWaiter;
bool m_running;
lms_stream_t* m_stream;
qint16 m_buf[2*DeviceLimeSDR::blockSize]; //must hold I+Q values of each sample hence 2xcomplex size
SampleVector m_convertBuffer;
SampleSinkFifo* m_sampleFifo;
ReplayBuffer<qint16> *m_replayBuffer;
unsigned int m_log2Decim; // soft decimation
bool m_iqOrder;
Decimators<qint32, qint16, SDR_RX_SAMP_SZ, 12, true> m_decimatorsIQ;
Decimators<qint32, qint16, SDR_RX_SAMP_SZ, 12, false> m_decimatorsQI;
void run();
void callbackIQ(const qint16* buf, qint32 len);
void callbackQI(const qint16* buf, qint32 len);
};
#endif /* PLUGINS_SAMPLESOURCE_LIMESDRINPUT_LIMESDRINPUTTHREAD_H_ */