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60 lines
2.4 KiB
C++
60 lines
2.4 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2019 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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// (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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#include <algorithm>
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#include "datvudpstream.h"
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const int DATVUDPStream::m_tsBlocksPerFrame = 7; // The usual value
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DATVUDPStream::DATVUDPStream(int tsBlockSize) :
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m_active(false),
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m_address(QHostAddress::LocalHost),
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m_port(8882),
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m_tsBlockSize(tsBlockSize),
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m_tsBlockIndex(0)
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{
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m_tsBuffer = new char[m_tsBlocksPerFrame*m_tsBlockSize];
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}
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DATVUDPStream::~DATVUDPStream()
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{
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delete[] m_tsBuffer;
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}
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void DATVUDPStream::pushData(const char *chrData, int nbTSBlocks)
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{
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if (!m_active) {
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return;
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}
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for (int i = 0; i < nbTSBlocks; i++)
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{
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std::copy(chrData + i*m_tsBlockSize, chrData + (i+1)*m_tsBlockSize, m_tsBuffer + m_tsBlockIndex*m_tsBlockSize);
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if (m_tsBlockIndex < m_tsBlocksPerFrame - 1)
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{
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m_tsBlockIndex++;
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}
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else
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{
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m_udpSocket.writeDatagram(m_tsBuffer, m_tsBlocksPerFrame*m_tsBlockSize, m_address, m_port);
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m_tsBlockIndex = 0;
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}
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}
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}
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