threadedbasebandsamplesink.h

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// Copyright (C) 2015 F4EXB                                                      //
// written by Edouard Griffiths                                                  //
//                                                                               //
// 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_THREADEDSAMPLESINK_H
#define INCLUDE_THREADEDSAMPLESINK_H

#include <dsp/basebandsamplesink.h>
#include <QMutex>

#include "samplesinkfifo.h"
#include "util/messagequeue.h"
#include "export.h"

class BasebandSampleSink;
class QThread;

class SDRBASE_API ThreadedBasebandSampleSinkFifo : public QObject {
    Q_OBJECT

public:
    ThreadedBasebandSampleSinkFifo(BasebandSampleSink* sampleSink, std::size_t size = 1<<18);
    ~ThreadedBasebandSampleSinkFifo();
    void writeToFifo(SampleVector::const_iterator& begin, SampleVector::const_iterator& end);

    BasebandSampleSink* m_sampleSink;
    SampleSinkFifo m_sampleFifo;

public slots:
    void handleFifoData();
};

class SDRBASE_API ThreadedBasebandSampleSink : public QObject {
    Q_OBJECT

public:
    ThreadedBasebandSampleSink(BasebandSampleSink* sampleSink, QObject *parent = 0);
    ~ThreadedBasebandSampleSink();

    const BasebandSampleSink *getSink() const { return m_basebandSampleSink; }

    void start(); 
    void stop();  

    bool handleSinkMessage(const Message& cmd); 
    void feed(SampleVector::const_iterator begin, SampleVector::const_iterator end, bool positiveOnly); 

    QString getSampleSinkObjectName() const;
    const QThread *getThread() const { return m_thread; }

protected:

    QThread *m_thread; 
    ThreadedBasebandSampleSinkFifo *m_threadedBasebandSampleSinkFifo;
    BasebandSampleSink* m_basebandSampleSink;
};

#endif // INCLUDE_THREADEDSAMPLESINK_H