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decimator-25.cpp
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decimator-25.cpp
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#
/*
* Copyright (C) 2020
* Jan van Katwijk (J.vanKatwijk@gmail.com)
* Lazy Chair Computing
*
* This file is part of the rtty plugin
*
* rtty plugin 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 2 of the License, or
* (at your option) any later version.
*
* rtty plugin 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 rtty plugin; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "decimator-25.h"
//
// decimating 62500 N times results in a rate on which
// we do the decoding
decimator_25::decimator_25 (int amount) {
this -> amount = amount;
counter = amount;
iValue = 0;
}
decimator_25::~decimator_25 () {}
bool decimator_25::Pass (std::complex<float> in, std::complex<float> *out) {
counter --;
iValue += in;
if (counter == 0) {
*out = iValue;
iValue = 0;
counter = amount;
return true;
}
return false;
}