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33 lines
1.6 KiB
C++
33 lines
1.6 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2015 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_UTIL_DB_H_
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#define INCLUDE_UTIL_DB_H_
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#include "dsp/dsptypes.h"
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#include "export.h"
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class SDRBASE_API CalcDb
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{
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public:
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static double dbPower(double magsq, double floor = 1e-12);
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static double powerFromdB(double powerdB);
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static double frexp10(double arg, int *exp);
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};
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#endif /* INCLUDE_UTIL_DB_H_ */
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