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65 lines
2.4 KiB
C++
65 lines
2.4 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2015 Edouard Griffiths, F4EXB //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#ifndef INCLUDE_AIRSPYWORKER_H
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#define INCLUDE_AIRSPYWORKER_H
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#include <QObject>
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#include <libairspy/airspy.h>
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#include "dsp/samplesinkfifo.h"
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#include "dsp/decimators.h"
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#define AIRSPY_BLOCKSIZE (1<<17)
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class AirspyWorker : public QObject {
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Q_OBJECT
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public:
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AirspyWorker(struct airspy_device* dev, SampleSinkFifo* sampleFifo, QObject* parent = NULL);
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~AirspyWorker();
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bool startWork();
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void stopWork();
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void setSamplerate(uint32_t samplerate);
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void setLog2Decimation(unsigned int log2_decim);
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void setFcPos(int fcPos);
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void setIQOrder(bool iqOrder) { m_iqOrder = iqOrder; }
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private:
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bool m_running;
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struct airspy_device* m_dev;
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qint16 m_buf[2*AIRSPY_BLOCKSIZE];
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SampleVector m_convertBuffer;
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SampleSinkFifo* m_sampleFifo;
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int m_samplerate;
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unsigned int m_log2Decim;
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int m_fcPos;
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bool m_iqOrder;
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Decimators<qint32, qint16, SDR_RX_SAMP_SZ, 12, true> m_decimatorsIQ;
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Decimators<qint32, qint16, SDR_RX_SAMP_SZ, 12, false> m_decimatorsQI;
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void callbackIQ(const qint16* buf, qint32 len);
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void callbackQI(const qint16* buf, qint32 len);
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static int rx_callback(airspy_transfer_t* transfer);
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};
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#endif // INCLUDE_AIRSPYWORKER_H
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