sdrangel/plugins/samplesource/rtlsdr/rtlsdrthread.h

68 wiersze
2.4 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
// written by Christian Daniel //
// //
// 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_RTLSDRTHREAD_H
#define INCLUDE_RTLSDRTHREAD_H
#include <QThread>
#include <QMutex>
#include <QWaitCondition>
#include <rtl-sdr.h>
#include "dsp/samplesinkfifo.h"
#include "dsp/decimatorsu.h"
class RTLSDRThread : public QThread {
Q_OBJECT
public:
RTLSDRThread(rtlsdr_dev_t* dev, SampleSinkFifo* sampleFifo, QObject* parent = NULL);
~RTLSDRThread();
void startWork();
void stopWork();
void setSamplerate(int samplerate);
void setLog2Decimation(unsigned int log2_decim);
void setFcPos(int fcPos);
private:
QMutex m_startWaitMutex;
QWaitCondition m_startWaiter;
bool m_running;
rtlsdr_dev_t* m_dev;
SampleVector m_convertBuffer;
SampleSinkFifo* m_sampleFifo;
int m_samplerate;
unsigned int m_log2Decim;
int m_fcPos;
#ifdef SDR_RX_SAMPLE_24BIT
DecimatorsU<qint64, quint8, SDR_RX_SAMP_SZ, 8, 127> m_decimators;
#else
DecimatorsU<qint32, quint8, SDR_RX_SAMP_SZ, 8, 127> m_decimators;
#endif
void run();
void callback(const quint8* buf, qint32 len);
static void callbackHelper(unsigned char* buf, uint32_t len, void* ctx);
};
#endif // INCLUDE_RTLSDRTHREAD_H