sdrangel/sdrbase/channel/remotedataqueue.h

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3.0 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
// written by Christian Daniel //
// Copyright (C) 2015-2019, 2021 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
// Copyright (C) 2015 John Greb <hexameron@spam.no> //
// Copyright (C) 2019 Davide Gerhard <rainbow@irh.it> //
// Copyright (C) 2022 Jiří Pinkava <jiri.pinkava@rossum.ai> //
// //
// Remote sink channel (Rx) data blocks queue //
// //
// SDRangel can serve as a remote SDR front end that handles the interface //
// with a physical device and sends or receives the I/Q samples stream via UDP //
// to or from another SDRangel instance or any program implementing the same //
// protocol. The remote SDRangel is controlled via its Web REST API. //
// //
// 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 CHANNEL_REMOTEDATAQUEUE_H_
#define CHANNEL_REMOTEDATAQUEUE_H_
#include <QObject>
#include <QRecursiveMutex>
#include <QQueue>
#include "export.h"
class RemoteDataFrame;
class SDRBASE_API RemoteDataQueue : public QObject {
Q_OBJECT
public:
RemoteDataQueue(QObject* parent = nullptr);
~RemoteDataQueue();
void push(RemoteDataFrame* dataFrame, bool emitSignal = true); //!< Push data frame onto queue
RemoteDataFrame* pop(); //!< Pop frame from queue
int size(); //!< Returns queue size
void clear(); //!< Empty queue
signals:
void dataBlockEnqueued();
private:
QRecursiveMutex m_lock;
QQueue<RemoteDataFrame*> m_queue;
};
#endif /* CHANNEL_REMOTEDATAQUEUE_H_ */