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62 lines
2.1 KiB
C++
62 lines
2.1 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2015-2020 Edouard Griffiths, F4EXB //
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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 INCLUDE_FFTWENGINE_H
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#define INCLUDE_FFTWENGINE_H
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#include <QMutex>
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#include <QString>
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#include <fftw3.h>
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#include <list>
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#include "dsp/fftengine.h"
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#include "export.h"
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class SDRBASE_API FFTWEngine : public FFTEngine {
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public:
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FFTWEngine(const QString& fftWisdomFileName);
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virtual ~FFTWEngine();
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virtual void configure(int n, bool inverse);
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virtual void transform();
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virtual Complex* in();
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virtual Complex* out();
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virtual void setReuse(bool reuse) { m_reuse = reuse; }
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protected:
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static QMutex m_globalPlanMutex;
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QString m_fftWisdomFileName;
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struct Plan {
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int n;
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bool inverse;
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fftwf_plan plan;
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fftwf_complex* in;
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fftwf_complex* out;
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};
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typedef std::list<Plan*> Plans;
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Plans m_plans;
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Plan* m_currentPlan;
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bool m_reuse;
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void freeAll();
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};
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#endif // INCLUDE_FFTWENGINE_H
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