sdrangel/sdrbase/pipes/datapipesgcworker.h

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2.7 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2020 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 SDRBASE_PIPES_DATAPIPESGCWORKER_H_
#define SDRBASE_PIPES_DATAPIPESGCWORKER_H_
#include <QObject>
#include <QTimer>
#include "export.h"
#include "elementpipesgc.h"
#include "datapipescommon.h"
class QMutex;
class DataFifo;
class SDRBASE_API DataPipesGCWorker : public QObject
{
Q_OBJECT
public:
DataPipesGCWorker();
~DataPipesGCWorker();
void setC2FRegistrations(
QMutex *c2fMutex,
QMap<DataPipesCommon::ChannelRegistrationKey, QList<DataFifo*>> *c2fFifos,
QMap<DataPipesCommon::ChannelRegistrationKey, QList<Feature*>> *c2fFeatures
)
{
m_dataPipesGC.setRegistrations(c2fMutex, c2fFifos, c2fFeatures);
}
void startWork();
void stopWork();
void addDataFifoToDelete(DataFifo *dataFifo);
bool isRunning() const { return m_running; }
private:
class DataPipesGC : public ElementPipesGC<ChannelAPI, Feature, DataFifo>
{
private:
virtual bool existsProducer(const ChannelAPI *channelAPI);
virtual bool existsConsumer(const Feature *feature);
virtual void sendMessageToConsumer(const DataFifo *fifo, DataPipesCommon::ChannelRegistrationKey key, Feature *feature);
};
DataPipesGC m_dataPipesGC;
bool m_running;
QTimer m_gcTimer;
private slots:
void processGC(); //!< Collect garbage
};
#endif // SDRBASE_PIPES_DATAPIPESGCWORKER_H_