SDRAngel  4.11.5
Developer docs for <a href="https://github.com/f4exb/sdrangel">SDRangel<\a>, an Open Source Qt5 / OpenGL 3.0+ SDR and signal analyzer frontend to various hardware.
audioresampler.h
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1 // Copyright (C) 2019 F4EXB //
3 // written by Edouard Griffiths //
4 // //
5 // This program is free software; you can redistribute it and/or modify //
6 // it under the terms of the GNU General Public License as published by //
7 // the Free Software Foundation as version 3 of the License, or //
8 // (at your option) any later version. //
9 // //
10 // This program is distributed in the hope that it will be useful, //
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of //
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
13 // GNU General Public License V3 for more details. //
14 // //
15 // You should have received a copy of the GNU General Public License //
16 // along with this program. If not, see <http://www.gnu.org/licenses/>. //
18 
19 #ifndef SDRBASE_AUDIO_AUDIORESAMPLER_H_
20 #define SDRBASE_AUDIO_AUDIORESAMPLER_H_
21 
22 #include "dsp/dsptypes.h"
23 #include "audiofilter.h"
24 
26 {
27 public:
30 
32  uint32_t getDecimation() const { return m_decimation; }
33  void setAudioFilters(int srHigh, int srLow, int fcLow, int fcHigh, float gain=1.0f);
34  bool downSample(qint16 sampleIn, qint16& sampleOut);
35  bool upSample(qint16 sampleIn, qint16& sampleOut);
36 
37 private:
41 };
42 
43 #endif /* SDRBASE_AUDIO_AUDIORESAMPLER_H_ */
bool upSample(qint16 sampleIn, qint16 &sampleOut)
int decimation(float Fin, float Fout)
Definition: datvdemod.h:66
void setAudioFilters(int srHigh, int srLow, int fcLow, int fcHigh, float gain=1.0f)
void setDecimation(uint32_t decimation)
uint32_t getDecimation() const
uint32_t m_decimation
unsigned int uint32_t
Definition: rtptypes_win.h:46
uint32_t m_decimationCount
AudioFilter m_audioFilter
bool downSample(qint16 sampleIn, qint16 &sampleOut)