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84 lines
2.8 KiB
C++
84 lines
2.8 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2016 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_FILESINKTHREAD_H
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#define INCLUDE_FILESINKTHREAD_H
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#include <QThread>
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#include <QMutex>
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#include <QWaitCondition>
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#include <QTimer>
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#include <QElapsedTimer>
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#include <iostream>
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#include <fstream>
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#include <cstdlib>
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#include <stdint.h>
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#include "dsp/inthalfbandfilter.h"
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#include "dsp/interpolators.h"
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#define FILESINK_THROTTLE_MS 50
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class SampleSourceFifo;
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class FileSinkThread : public QThread {
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Q_OBJECT
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public:
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FileSinkThread(std::ofstream *samplesStream, SampleSourceFifo* sampleFifo, QObject* parent = 0);
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~FileSinkThread();
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void startWork();
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void stopWork();
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void setSamplerate(int samplerate);
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void setLog2Interpolation(int log2Interpolation);
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void setBuffer(std::size_t chunksize);
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bool isRunning() const { return m_running; }
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std::size_t getSamplesCount() const { return m_samplesCount; }
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void setSamplesCount(int samplesCount) { m_samplesCount = samplesCount; }
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void connectTimer(const QTimer& timer);
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private:
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QMutex m_startWaitMutex;
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QWaitCondition m_startWaiter;
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volatile bool m_running;
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std::ofstream* m_ofstream;
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std::size_t m_bufsize;
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unsigned int m_samplesChunkSize;
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SampleSourceFifo* m_sampleFifo;
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std::size_t m_samplesCount;
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int m_samplerate;
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int m_log2Interpolation;
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int m_throttlems;
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int m_maxThrottlems;
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QElapsedTimer m_elapsedTimer;
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bool m_throttleToggle;
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Interpolators<qint16, SDR_TX_SAMP_SZ, 16> m_interpolators;
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int16_t *m_buf;
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void run();
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private slots:
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void tick();
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};
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#endif // INCLUDE_FILESINKTHREAD_H
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