mirror of
https://github.com/f4exb/sdrangel.git
synced 2024-11-04 16:01:14 -05:00
56 lines
2.5 KiB
C++
56 lines
2.5 KiB
C++
//////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
|
// Copyright (C) 2021 Edouard Griffiths, F4EXB //
|
|
// //
|
|
// This program is free software; you can redistribute it and/or modify //
|
|
// it under the terms of the GNU General Public License as published by //
|
|
// the Free Software Foundation as version 3 of the License, or //
|
|
// (at your option) any later version. //
|
|
// //
|
|
// This program is distributed in the hope that it will be useful, //
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
|
|
// GNU General Public License V3 for more details. //
|
|
// //
|
|
// You should have received a copy of the GNU General Public License //
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
|
|
//////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef INCLUDE_DSP_DCSDETECTOR_H_
|
|
#define INCLUDE_DSP_DCSDETECTOR_H_
|
|
|
|
#include <QMutex>
|
|
|
|
#include "dsp/dsptypes.h"
|
|
#include "util/golay2312.h"
|
|
|
|
class DCSDetector {
|
|
public:
|
|
DCSDetector();
|
|
~DCSDetector();
|
|
|
|
bool analyze(Real *sample, unsigned int& dcsCode); //!< input signal sample
|
|
void setBitrate(float bitrate);
|
|
void setSampleRate(int sampleRate);
|
|
void setEqWindow(int nbBits);
|
|
|
|
private:
|
|
float m_bitsPerSample;
|
|
float m_samplesPerBit;
|
|
float m_bitIndex;
|
|
float m_bitrate;
|
|
float m_sampleRate;
|
|
float *m_eqSamples;
|
|
int m_eqBits;
|
|
int m_eqSize;
|
|
int m_eqIndex;
|
|
float m_high;
|
|
float m_low;
|
|
float m_mid;
|
|
float m_prevSample;
|
|
unsigned int m_dcsWord; //!< 23 bit DCS code word
|
|
Golay2312 m_golay2312;
|
|
QMutex m_mutex;
|
|
};
|
|
|
|
#endif // INCLUDE_DSP_DCSDETECTOR_H_
|