1
0
mirror of https://github.com/f4exb/sdrangel.git synced 2024-12-23 10:05:46 -05:00
sdrangel/plugins/samplesink/plutosdroutput/plutosdroutputthread.h
2024-07-10 23:06:38 +02:00

71 lines
3.3 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
// written by Christian Daniel //
// Copyright (C) 2014 John Greb <hexameron@spam.no> //
// Copyright (C) 2015-2019 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
// //
// 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 //
// (at your option) any later version. //
// //
// 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_PLUTOSDROUTPUT_PLUTOSDROUTPUTTHREAD_H_
#define PLUGINS_SAMPLESOURCE_PLUTOSDROUTPUT_PLUTOSDROUTPUTTHREAD_H_
#include <QThread>
#include <QMutex>
#include <QWaitCondition>
#include "dsp/interpolators.h"
#include "plutosdr/deviceplutosdrshared.h"
class DevicePlutoSDRBox;
class SampleSourceFifo;
class PlutoSDROutputThread : public QThread, public DevicePlutoSDRShared::ThreadInterface
{
Q_OBJECT
public:
PlutoSDROutputThread(uint32_t blocksize, DevicePlutoSDRBox* plutoBox, SampleSourceFifo* sampleFifo, QObject* parent = nullptr);
~PlutoSDROutputThread();
virtual void startWork();
virtual void stopWork();
virtual void setDeviceSampleRate(int sampleRate) { (void) sampleRate; }
virtual bool isRunning() { return m_running; }
void setLog2Interpolation(unsigned int log2_interp);
private:
QMutex m_startWaitMutex;
QWaitCondition m_startWaiter;
bool m_running;
DevicePlutoSDRBox *m_plutoBox;
int16_t *m_buf; //!< holds I+Q values of each sample from device
// int16_t *m_bufConv; //!< holds I+Q values of each sample converted to host format via iio_channel_convert
uint32_t m_blockSizeSamples; //!< buffer sizes in number of (I,Q) samples
SampleSourceFifo* m_sampleFifo; //!< DSP sample FIFO (I,Q)
unsigned int m_log2Interp; // soft interpolation
Interpolators<qint16, SDR_TX_SAMP_SZ, 16> m_interpolators; //!< Pluto is on 12 bit but iio_channel_convert_inverse converts from 16 to 12 bits
void run();
void convert(qint16* buf, qint32 len);
void convertPart(qint16* buf, SampleVector& data, unsigned int iBegin, unsigned int iEnd);
};
#endif /* PLUGINS_SAMPLESOURCE_PLUTOSDROUTPUT_PLUTOSDROUTPUTTHREAD_H_ */