mirror of
https://github.com/f4exb/sdrangel.git
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87 lines
2.7 KiB
C++
87 lines
2.7 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2018 Edouard Griffiths, F4EXB. //
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// //
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// SDRdaemon sink channel (Rx) data blocks queue //
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// //
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// SDRdaemon is a detached SDR front end that handles the interface with a //
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// physical device and sends or receives the I/Q samples stream to or from a //
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// SDRangel instance via UDP. It is controlled via a Web REST API. //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#include <QDebug>
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#include <QMutexLocker>
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#include "channel/sdrdaemondataqueue.h"
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#include "channel/sdrdaemondatablock.h"
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SDRDaemonDataQueue::SDRDaemonDataQueue(QObject* parent) :
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QObject(parent),
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m_lock(QMutex::Recursive),
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m_queue()
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{
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}
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SDRDaemonDataQueue::~SDRDaemonDataQueue()
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{
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SDRDaemonDataBlock* data;
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while ((data = pop()) != 0)
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{
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qDebug() << "SDRDaemonDataQueue::~SDRDaemonDataQueue: data block was still in queue";
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delete data;
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}
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}
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void SDRDaemonDataQueue::push(SDRDaemonDataBlock* data, bool emitSignal)
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{
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if (data)
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{
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m_lock.lock();
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m_queue.append(data);
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m_lock.unlock();
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}
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if (emitSignal)
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{
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emit dataBlockEnqueued();
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}
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}
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SDRDaemonDataBlock* SDRDaemonDataQueue::pop()
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{
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QMutexLocker locker(&m_lock);
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if (m_queue.isEmpty())
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{
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return 0;
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}
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else
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{
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return m_queue.takeFirst();
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}
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}
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int SDRDaemonDataQueue::size()
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{
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QMutexLocker locker(&m_lock);
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return m_queue.size();
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}
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void SDRDaemonDataQueue::clear()
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{
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QMutexLocker locker(&m_lock);
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m_queue.clear();
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}
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