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78 lines
2.8 KiB
C++
78 lines
2.8 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2018-2019, 2021 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
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// Copyright (C) 2018 F4HKW //
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// for F4EXB / SDRAngel //
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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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// (at your option) any later version. //
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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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#ifndef DATVIDEOSTREAM_H
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#define DATVIDEOSTREAM_H
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#include <QIODevice>
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#include <QQueue>
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#include <QByteArray>
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#include <QEventLoop>
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#include <QMutex>
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#include <QThread>
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class DATVideostream : public QIODevice
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{
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Q_OBJECT
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public:
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DATVideostream();
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virtual ~DATVideostream();
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int pushData(const char * chrData, int intSize);
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void resetTotalReceived();
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void cleanUp();
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void setMultiThreaded(bool multiThreaded);
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void setThreadTimeout(int timeOut) { m_threadTimeout = timeOut; }
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virtual bool isSequential() const;
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virtual qint64 bytesAvailable() const;
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virtual void close();
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virtual bool open(OpenMode mode);
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static const int m_defaultMemoryLimit = 2820000;
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static const int m_minStackSize = 4;
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signals:
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void dataAvailable();
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void fifoData(int intDataBytes, int intPercentBuffer, qint64 intTotalReceived);
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protected:
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virtual qint64 readData(char *data, qint64 len);
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virtual qint64 writeData(const char *data, qint64 len);
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virtual qint64 readLineData(char *data, qint64 maxSize);
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private:
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QQueue<QByteArray> m_fifo;
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bool m_multiThreaded;
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int m_threadTimeout;
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QEventLoop m_eventLoop;
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QMutex m_mutex;
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int m_memoryLimit;
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int m_bytesAvailable;
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int m_bytesWaiting;
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int m_percentBuffer;
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qint64 m_totalReceived;
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qint64 m_packetReceived;
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};
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#endif // DATVIDEOSTREAM_H
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