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sdrangel/sdrbase/pipes/datapipesgcworker.cpp

76 lines
2.8 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/>. //
///////////////////////////////////////////////////////////////////////////////////
#include "feature/feature.h"
#include "dsp/datafifo.h"
#include "maincore.h"
#include "datapipescommon.h"
#include "datapipesgcworker.h"
bool DataPipesGCWorker::DataPipesGC::existsProducer(const ChannelAPI *channel)
{
return MainCore::instance()->existsChannel(channel);
}
bool DataPipesGCWorker::DataPipesGC::existsConsumer(const Feature *feature)
{
return MainCore::instance()->existsFeature(feature);
}
void DataPipesGCWorker::DataPipesGC::sendMessageToConsumer(const DataFifo *fifo, DataPipesCommon::ChannelRegistrationKey channelKey, Feature *feature)
{
DataPipesCommon::MsgReportChannelDeleted *msg = DataPipesCommon::MsgReportChannelDeleted::create(
fifo, channelKey);
feature->getInputMessageQueue()->push(msg);
}
DataPipesGCWorker::DataPipesGCWorker() :
m_running(false)
{}
DataPipesGCWorker::~DataPipesGCWorker()
{}
void DataPipesGCWorker::startWork()
{
connect(&m_gcTimer, SIGNAL(timeout()), this, SLOT(processGC()));
m_gcTimer.start(10000); // collect garbage every 10s
m_running = true;
}
void DataPipesGCWorker::stopWork()
{
m_running = false;
m_gcTimer.stop();
disconnect(&m_gcTimer, SIGNAL(timeout()), this, SLOT(processGC()));
}
void DataPipesGCWorker::addDataFifoToDelete(DataFifo *dataFifo)
{
if (dataFifo)
{
m_gcTimer.start(10000); // restart GC to make sure deletion is postponed
m_dataPipesGC.addElementToDelete(dataFifo);
}
}
void DataPipesGCWorker::processGC()
{
// qDebug("MessagePipesGCWorker::processGC");
m_dataPipesGC.processGC();
}