mirror of
https://github.com/f4exb/sdrangel.git
synced 2024-11-30 03:38:55 -05:00
40 lines
2.0 KiB
C++
40 lines
2.0 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
|
|
// Copyright (C) 2018 Edouard Griffiths, F4EXB //
|
|
// //
|
|
// Symbol synchronizer or symbol clock recovery mostly encapsulating //
|
|
// liquid-dsp's symsync "object" //
|
|
// //
|
|
// 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/>. //
|
|
///////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#include "dsp/dsptypes.h"
|
|
#include "liquid.h"
|
|
#include <complex.h>
|
|
|
|
class SymbolSynchronizer
|
|
{
|
|
public:
|
|
SymbolSynchronizer();
|
|
~SymbolSynchronizer();
|
|
|
|
Real run(const Sample& s);
|
|
liquid_float_complex runZ(const Sample& s);
|
|
|
|
private:
|
|
symsync_crcf m_sync;
|
|
liquid_float_complex m_z[4+4]; // 4 samples per symbol. One symbol plus extra space
|
|
liquid_float_complex m_z0;
|
|
int m_syncSampleCount;
|
|
};
|