2019-02-24 19:59:09 +00:00
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///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2019 F4EXB //
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// written by Edouard Griffiths //
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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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2019-04-11 12:32:15 +00:00
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// (at your option) any later version. //
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2019-02-24 19:59:09 +00:00
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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_AUDIO_AUDIORESAMPLER_H_
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#define SDRBASE_AUDIO_AUDIORESAMPLER_H_
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#include "dsp/dsptypes.h"
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#include "audiofilter.h"
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2020-08-29 17:12:56 +00:00
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class SDRBASE_API AudioResampler
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2019-02-24 19:59:09 +00:00
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{
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public:
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AudioResampler();
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~AudioResampler();
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void setDecimation(uint32_t decimation);
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2019-02-26 15:46:58 +00:00
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uint32_t getDecimation() const { return m_decimation; }
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2019-02-26 23:31:45 +00:00
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void setAudioFilters(int srHigh, int srLow, int fcLow, int fcHigh, float gain=1.0f);
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2019-02-24 19:59:09 +00:00
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bool downSample(qint16 sampleIn, qint16& sampleOut);
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2019-02-26 15:46:58 +00:00
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bool upSample(qint16 sampleIn, qint16& sampleOut);
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2019-02-24 19:59:09 +00:00
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private:
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AudioFilter m_audioFilter;
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uint32_t m_decimation;
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uint32_t m_decimationCount;
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};
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#endif /* SDRBASE_AUDIO_AUDIORESAMPLER_H_ */
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