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sdrangel/plugins/samplesink/testsink/testsinkworker.h

92 lines
3.1 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2019 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 //
// (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 INCLUDE_TESTSINKWORKER_H
#define INCLUDE_TESTSINKWORKER_H
#include <QObject>
#include <QTimer>
#include <QElapsedTimer>
#include <iostream>
#include <fstream>
#include <cstdlib>
#include <stdint.h>
#include "dsp/inthalfbandfilter.h"
#include "dsp/interpolators.h"
#include "util/incrementalvector.h"
#define TESTSINK_THROTTLE_MS 50
class SampleSourceFifo;
class BasebandSampleSink;
class TestSinkWorker : public QObject {
Q_OBJECT
public:
TestSinkWorker(SampleSourceFifo* sampleFifo, QObject* parent = nullptr);
~TestSinkWorker();
void startWork();
void stopWork();
void setSamplerate(int samplerate);
void setLog2Interpolation(int log2Interpolation);
void setBuffer(std::size_t chunksize);
bool isRunning() const { return m_running; }
std::size_t getSamplesCount() const { return m_samplesCount; }
void setSamplesCount(int samplesCount) { m_samplesCount = samplesCount; }
void setSpectrumSink(BasebandSampleSink *spectrumSink) { m_spectrumSink = spectrumSink; }
void connectTimer(const QTimer& timer);
private:
#pragma pack(push, 1)
struct Sample16
{
int16_t m_real;
int16_t m_imag;
};
#pragma pack(pop)
volatile bool m_running;
std::size_t m_bufsize;
unsigned int m_samplesChunkSize;
SampleSourceFifo* m_sampleFifo;
std::size_t m_samplesCount;
int m_samplerate;
int m_log2Interpolation;
int m_throttlems;
int m_maxThrottlems;
QElapsedTimer m_elapsedTimer;
bool m_throttleToggle;
Interpolators<qint16, SDR_TX_SAMP_SZ, 16> m_interpolators;
int16_t *m_buf;
BasebandSampleSink* m_spectrumSink;
IncrementalVector<Sample> m_samplesVector;
void callbackPart(SampleVector& data, unsigned int iBegin, unsigned int iEnd);
void feedSpectrum(int16_t *buf, unsigned int bufSize);
private slots:
void tick();
};
#endif // INCLUDE_TESTSINKWORKER_H