79 lines
2.2 KiB
C++
79 lines
2.2 KiB
C++
/*
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* Copyright (C) 2016 by Jonathan Naylor G4KLX
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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; either version 2 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 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, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "P25Audio.h"
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#include "P25Utils.h"
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#include <cstdio>
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#include <cassert>
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CP25Audio::CP25Audio() :
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m_fec()
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{
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}
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CP25Audio::~CP25Audio()
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{
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}
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unsigned int CP25Audio::process(unsigned char* data)
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{
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assert(data != NULL);
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unsigned int errs = 0U;
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unsigned char imbe[18U];
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CP25Utils::decode(data, imbe, 114U, 262U);
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errs += m_fec.regenerateIMBE(imbe);
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CP25Utils::encode(imbe, data, 114U, 262U);
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CP25Utils::decode(data, imbe, 262U, 410U);
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errs += m_fec.regenerateIMBE(imbe);
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CP25Utils::encode(imbe, data, 262U, 410U);
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CP25Utils::decode(data, imbe, 452U, 600U);
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errs += m_fec.regenerateIMBE(imbe);
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CP25Utils::encode(imbe, data, 452U, 600U);
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CP25Utils::decode(data, imbe, 640U, 788U);
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errs += m_fec.regenerateIMBE(imbe);
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CP25Utils::encode(imbe, data, 640U, 788U);
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CP25Utils::decode(data, imbe, 830U, 978U);
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errs += m_fec.regenerateIMBE(imbe);
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CP25Utils::encode(imbe, data, 830U, 978U);
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CP25Utils::decode(data, imbe, 1020U, 1168U);
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errs += m_fec.regenerateIMBE(imbe);
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CP25Utils::encode(imbe, data, 1020U, 1168U);
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CP25Utils::decode(data, imbe, 1208U, 1356U);
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errs += m_fec.regenerateIMBE(imbe);
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CP25Utils::encode(imbe, data, 1208U, 1356U);
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CP25Utils::decode(data, imbe, 1398U, 1546U);
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errs += m_fec.regenerateIMBE(imbe);
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CP25Utils::encode(imbe, data, 1398U, 1546U);
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CP25Utils::decode(data, imbe, 1578U, 1726U);
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errs += m_fec.regenerateIMBE(imbe);
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CP25Utils::encode(imbe, data, 1578U, 1726U);
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return errs;
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}
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