kopia lustrzana https://github.com/f4exb/sdrangel
66 wiersze
2.4 KiB
C++
66 wiersze
2.4 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
|
|
// Copyright (C) 2017 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 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"
|
|
|
|
#define LIMESDR_BLOCKSIZE (1<<14) //complex samples per buffer ~10k (16k)
|
|
|
|
class LimeSDRInputThread : public QThread
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
LimeSDRInputThread(lms_stream_t* stream, SampleSinkFifo* sampleFifo, QObject* parent = 0);
|
|
~LimeSDRInputThread();
|
|
|
|
void startWork();
|
|
void stopWork();
|
|
void setLog2Decimation(unsigned int log2_decim);
|
|
void setFcPos(int fcPos);
|
|
|
|
private:
|
|
QMutex m_startWaitMutex;
|
|
QWaitCondition m_startWaiter;
|
|
bool m_running;
|
|
|
|
lms_stream_t* m_stream;
|
|
qint16 m_buf[2*LIMESDR_BLOCKSIZE]; //must hold I+Q values of each sample hence 2xcomplex size
|
|
SampleVector m_convertBuffer;
|
|
SampleSinkFifo* m_sampleFifo;
|
|
|
|
unsigned int m_log2Decim; // soft decimation
|
|
int m_fcPos;
|
|
|
|
Decimators<qint16, SDR_SAMP_SZ, 12> m_decimators;
|
|
|
|
void run();
|
|
void callback(const qint16* buf, qint32 len);
|
|
};
|
|
|
|
|
|
|
|
#endif /* PLUGINS_SAMPLESOURCE_LIMESDRINPUT_LIMESDRINPUTTHREAD_H_ */
|