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88 lines
2.7 KiB
C++
88 lines
2.7 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2015 F4EXB //
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// written by Edouard Griffiths //
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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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#ifndef INCLUDE_UTIL_UDPSINK_H_
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#define INCLUDE_UTIL_UDPSINK_H_
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#include <QObject>
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#include <QUdpSocket>
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#include <QHostAddress>
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#include <cassert>
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template<typename T>
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class UDPSink
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{
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public:
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UDPSink(QObject *parent, unsigned int udpSize, unsigned int port) :
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m_udpSize(udpSize),
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m_address(QHostAddress::LocalHost),
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m_port(port),
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m_sampleBufferIndex(0)
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{
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m_sampleBuffer = new T[m_udpSize];
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m_socket = new QUdpSocket(parent);
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}
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UDPSink (QObject *parent, unsigned int udpSize, QHostAddress& address, unsigned int port) :
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m_udpSize(udpSize),
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m_address(address),
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m_port(port),
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m_sampleBufferIndex(0)
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{
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assert(m_udpSize > 2);
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m_sampleBuffer = new T[m_udpSize];
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m_socket = new QUdpSocket(parent);
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}
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~UDPSink()
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{
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delete[] m_sampleBuffer;
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delete m_socket;
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}
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void setAddress(QString& address) { m_address.setAddress(address); }
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void setPort(unsigned int port) { m_port = port; }
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void write(T sample)
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{
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if (m_sampleBufferIndex < m_udpSize)
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{
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m_sampleBuffer[m_sampleBufferIndex] = sample;
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m_sampleBufferIndex++;
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}
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else
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{
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m_socket->writeDatagram((const char*)&m_sampleBuffer[0], (qint64 ) (m_udpSize * sizeof(T)), m_address, m_port);
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m_sampleBuffer[0] = sample;
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m_sampleBufferIndex = 1;
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}
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}
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private:
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unsigned int m_udpSize;
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QHostAddress m_address;
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unsigned int m_port;
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QUdpSocket *m_socket;
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T *m_sampleBuffer;;
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int m_sampleBufferIndex;
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};
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#endif /* INCLUDE_UTIL_UDPSINK_H_ */
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