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sdrangel/include-gpl/dsp/dspengine.h
2014-12-06 22:35:53 +00:00

119 lines
3.3 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_DSPENGINE_H
#define INCLUDE_DSPENGINE_H
#include <QThread>
#include <QTimer>
#include <QMutex>
#include <QWaitCondition>
#include "dsp/dsptypes.h"
#include "dsp/fftwindow.h"
#include "dsp/samplefifo.h"
#include "audio/audiooutput.h"
#include "util/messagequeue.h"
#include "util/export.h"
class SampleSource;
class SampleSink;
class AudioFifo;
class SDRANGELOVE_API DSPEngine : public QThread {
Q_OBJECT
public:
enum State {
StNotStarted,
StIdle,
StRunning,
StError
};
DSPEngine(MessageQueue* reportQueue, QObject* parent = NULL);
~DSPEngine();
MessageQueue* getMessageQueue() { return &m_messageQueue; }
void start();
void stop();
bool startAcquisition();
void stopAcquistion();
void setSource(SampleSource* source);
void addSink(SampleSink* sink);
void removeSink(SampleSink* sink);
void addAudioSource(AudioFifo* audioFifo);
void removeAudioSource(AudioFifo* audioFifo);
void configureCorrections(bool dcOffsetCorrection, bool iqImbalanceCorrection);
State state() const { return m_state; }
QString errorMessage();
QString deviceDescription();
private:
MessageQueue m_messageQueue;
MessageQueue* m_reportQueue;
State m_state;
QString m_errorMessage;
QString m_deviceDescription;
SampleSource* m_sampleSource;
typedef std::list<SampleSink*> SampleSinks;
SampleSinks m_sampleSinks;
AudioOutput m_audioOutput;
uint m_sampleRate;
quint64 m_centerFrequency;
bool m_dcOffsetCorrection;
bool m_iqImbalanceCorrection;
double m_iOffset, m_qOffset;
qint32 m_iRange;
qint32 m_qRange;
qint32 m_imbalance;
void run();
void dcOffset(SampleVector::iterator begin, SampleVector::iterator end);
void imbalance(SampleVector::iterator begin, SampleVector::iterator end);
void work();
State gotoIdle();
State gotoRunning();
State gotoError(const QString& errorMsg);
void handleSetSource(SampleSource* source);
void generateReport();
bool distributeMessage(Message* message);
private slots:
void handleData();
void handleMessages();
};
#endif // INCLUDE_DSPENGINE_H