sdrangel/sdrbase/util/peakfinder.h

51 wiersze
2.3 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
// written by Christian Daniel //
// Copyright (C) 2015-2019, 2022 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
// Copyright (C) 2015 John Greb <hexameron@spam.no> //
// //
// Find peaks in a series of real values //
// //
// This program 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 as version 3 of the License, or //
// (at your option) any later version. //
// //
// This program 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 V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#ifndef SDRBASE_UTIL_PEAKFINDER_H_
#define SDRBASE_UTIL_PEAKFINDER_H_
#include <vector>
#include <utility>
#include "dsp/dsptypes.h"
#include "export.h"
class SDRBASE_API PeakFinder {
public:
PeakFinder();
~PeakFinder();
void init(Real value);
void push(Real value, bool last=false);
void sortPeaks();
const std::vector<std::pair<Real, int>>& getPeaks() { return m_peaks; }
private:
Real m_prevValue;
int m_index;
std::vector<std::pair<Real, int>> m_peaks; //!< index, value
};
#endif // SDRBASE_UTIL_PEAKFINDER_H_