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/*
Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011 Her Majesty
the Queen in Right of Canada (Communications Research Center Canada)
Copyright (C) 2022
Matthias P. Braendli, matthias.braendli@mpb.li
http://opendigitalradio.org
*/
/*
This file is part of ODR-DabMod.
ODR-DabMod 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, either version 3 of the
License, or (at your option) any later version.
ODR-DabMod 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 for more details.
You should have received a copy of the GNU General Public License
along with ODR-DabMod. If not, see <http://www.gnu.org/licenses/>.
*/
#include "FicSource.h"
#include "PcDebug.h"
#include "Log.h"
#include <stdexcept>
#include <string>
#include <sys/types.h>
#include <stdlib.h>
#include <string.h>
FicSource::FicSource(unsigned ficf, unsigned mid) :
ModInput()
{
// PDEBUG("FicSource::FicSource(...)\n");
// PDEBUG(" Start address: %i\n", d_start_address);
// PDEBUG(" Framesize: %i\n", m_framesize);
// PDEBUG(" Protection: %i\n", d_protection);
if (ficf == 0) {
m_buffer.setLength(0);
return;
}
if (mid == 3) {
m_framesize = 32 * 4;
m_puncturing_rules.emplace_back(29 * 16, 0xeeeeeeee);
m_puncturing_rules.emplace_back(3 * 16, 0xeeeeeeec);
} else {
m_framesize = 24 * 4;
m_puncturing_rules.emplace_back(21 * 16, 0xeeeeeeee);
m_puncturing_rules.emplace_back(3 * 16, 0xeeeeeeec);
}
m_buffer.setLength(m_framesize);
}
size_t FicSource::getFramesize() const
{
return m_framesize;
}
const std::vector<PuncturingRule>& FicSource::get_rules() const
{
return m_puncturing_rules;
}
void FicSource::loadFicData(const Buffer& fic)
{
m_buffer = fic;
}
int FicSource::process(Buffer* outputData)
{
PDEBUG("FicSource::process (outputData: %p, outputSize: %zu)\n",
outputData, outputData->getLength());
if (m_buffer.getLength() != m_framesize) {
throw std::runtime_error(
"ERROR: FicSource::process.outputSize != m_framesize: " +
std::to_string(m_buffer.getLength()) + " != " +
std::to_string(m_framesize));
}
*outputData = m_buffer;
return outputData->getLength();
}
void FicSource::loadTimestamp(const frame_timestamp& ts)
{
m_ts_valid = true;
m_ts = ts;
}
meta_vec_t FicSource::process_metadata(const meta_vec_t& metadataIn)
{
meta_vec_t md_vec;
if (m_ts_valid) {
flowgraph_metadata meta;
meta.ts = m_ts;
md_vec.push_back(meta);
}
return md_vec;
}
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