sdrangel/plugins/samplesink/filesink/filesinkthread.h

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2016-10-19 12:42:57 -04:00
///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2016 Edouard Griffiths, F4EXB //
// //
// 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 //
// //
// 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 INCLUDE_FILESINKTHREAD_H
#define INCLUDE_FILESINKTHREAD_H
#include <QThread>
#include <QMutex>
#include <QWaitCondition>
#include <QTimer>
#include <QElapsedTimer>
#include <iostream>
#include <fstream>
#include <cstdlib>
#include "dsp/inthalfbandfilter.h"
#define FILESINK_THROTTLE_MS 50
class SampleSourceFifo;
class FileSinkThread : public QThread {
Q_OBJECT
public:
FileSinkThread(std::ofstream *samplesStream, SampleSourceFifo* sampleFifo, QObject* parent = 0);
~FileSinkThread();
void startWork();
void stopWork();
void setSamplerate(int samplerate);
void setBuffer(std::size_t chunksize);
bool isRunning() const { return m_running; }
void connectTimer(const QTimer& timer);
private:
QMutex m_startWaitMutex;
QWaitCondition m_startWaiter;
bool m_running;
std::ofstream* m_ofstream;
quint8 *m_buf;
std::size_t m_bufsize;
std::size_t m_samplesChunkSize;
SampleSourceFifo* m_sampleFifo;
int m_samplerate;
int m_throttlems;
QElapsedTimer m_elapsedTimer;
bool m_throttleToggle;
void run();
private slots:
void tick();
};
#endif // INCLUDE_FILESINKTHREAD_H