mirror of https://github.com/f4exb/sdrangel.git
51 lines
2.3 KiB
C++
51 lines
2.3 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
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// written by Christian Daniel //
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// Copyright (C) 2015-2019, 2022 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
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// Copyright (C) 2015 John Greb <hexameron@spam.no> //
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// //
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// Find peaks in a series of real values //
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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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#ifndef SDRBASE_UTIL_PEAKFINDER_H_
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#define SDRBASE_UTIL_PEAKFINDER_H_
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#include <vector>
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#include <utility>
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#include "dsp/dsptypes.h"
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#include "export.h"
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class SDRBASE_API PeakFinder {
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public:
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PeakFinder();
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~PeakFinder();
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void init(Real value);
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void push(Real value, bool last=false);
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void sortPeaks();
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const std::vector<std::pair<Real, int>>& getPeaks() { return m_peaks; }
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private:
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Real m_prevValue;
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int m_index;
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std::vector<std::pair<Real, int>> m_peaks; //!< index, value
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};
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#endif // SDRBASE_UTIL_PEAKFINDER_H_
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