Bryan Biedenkapp
3 years ago
parent
5fad767288
commit
0328f7ac80
@ -1,75 +0,0 @@
|
||||
/**
|
||||
* Digital Voice Modem - Host Software
|
||||
* GPLv2 Open Source. Use is subject to license terms.
|
||||
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
||||
*
|
||||
* @package DVM / Host Software
|
||||
*
|
||||
*/
|
||||
//
|
||||
// Based on code from the MMDVMHost project. (https://github.com/g4klx/MMDVMHost)
|
||||
// Licensed under the GPLv2 License (https://opensource.org/licenses/GPL-2.0)
|
||||
//
|
||||
/*
|
||||
* Copyright (C) 2015,2016,2018,2021 by Jonathan Naylor G4KLX
|
||||
* Copyright (C) 2022 by Bryan Biedenkapp N2PLL
|
||||
*
|
||||
* 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; either version 2 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 for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
||||
*/
|
||||
#if !defined(__NXDN_CONVOLUTION_H__)
|
||||
#define __NXDN_CONVOLUTION_H__
|
||||
|
||||
#include "Defines.h"
|
||||
|
||||
#include <cstdint>
|
||||
|
||||
namespace nxdn
|
||||
{
|
||||
// ---------------------------------------------------------------------------
|
||||
// Class Declaration
|
||||
// Implements NXDN frame convolution processing.
|
||||
// ---------------------------------------------------------------------------
|
||||
|
||||
class HOST_SW_API Convolution {
|
||||
public:
|
||||
/// <summary>Initializes a new instance of the Convolution class.</summary>
|
||||
Convolution();
|
||||
/// <summary>Finalizes a instance of the Convolution class.</summary>
|
||||
~Convolution();
|
||||
|
||||
/// <summary></summary>
|
||||
void start();
|
||||
/// <summary></summary>
|
||||
uint32_t chainback(uint8_t* out, uint32_t nBits);
|
||||
|
||||
/// <summary></summary>
|
||||
bool decode(uint8_t s0, uint8_t s1);
|
||||
/// <summary></summary>
|
||||
void encode(const uint8_t* in, uint8_t* out, uint32_t nBits) const;
|
||||
|
||||
private:
|
||||
uint16_t* m_metrics1;
|
||||
uint16_t* m_metrics2;
|
||||
|
||||
uint16_t* m_oldMetrics;
|
||||
uint16_t* m_newMetrics;
|
||||
|
||||
uint64_t* m_decisions;
|
||||
|
||||
uint64_t* m_dp;
|
||||
};
|
||||
} // namespace nxdn
|
||||
|
||||
#endif // __NXDN_CONVOLUTION_H__
|
||||
@ -0,0 +1,78 @@
|
||||
/**
|
||||
* Digital Voice Modem - Host Software
|
||||
* GPLv2 Open Source. Use is subject to license terms.
|
||||
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
||||
*
|
||||
* @package DVM / Host Software
|
||||
*
|
||||
*/
|
||||
//
|
||||
// Based on code from the MMDVMHost project. (https://github.com/g4klx/MMDVMHost)
|
||||
// Licensed under the GPLv2 License (https://opensource.org/licenses/GPL-2.0)
|
||||
//
|
||||
/*
|
||||
* Copyright (C) 2015,2016,2018,2021 by Jonathan Naylor G4KLX
|
||||
* Copyright (C) 2022 by Bryan Biedenkapp N2PLL
|
||||
*
|
||||
* 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; either version 2 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 for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
||||
*/
|
||||
#if !defined(__NXDN_EDAC__CONVOLUTION_H__)
|
||||
#define __NXDN_EDAC__CONVOLUTION_H__
|
||||
|
||||
#include "Defines.h"
|
||||
|
||||
#include <cstdint>
|
||||
|
||||
namespace nxdn
|
||||
{
|
||||
namespace edac
|
||||
{
|
||||
// ---------------------------------------------------------------------------
|
||||
// Class Declaration
|
||||
// Implements NXDN frame convolution processing.
|
||||
// ---------------------------------------------------------------------------
|
||||
|
||||
class HOST_SW_API Convolution {
|
||||
public:
|
||||
/// <summary>Initializes a new instance of the Convolution class.</summary>
|
||||
Convolution();
|
||||
/// <summary>Finalizes a instance of the Convolution class.</summary>
|
||||
~Convolution();
|
||||
|
||||
/// <summary></summary>
|
||||
void start();
|
||||
/// <summary></summary>
|
||||
uint32_t chainback(uint8_t* out, uint32_t nBits);
|
||||
|
||||
/// <summary></summary>
|
||||
bool decode(uint8_t s0, uint8_t s1);
|
||||
/// <summary></summary>
|
||||
void encode(const uint8_t* in, uint8_t* out, uint32_t nBits) const;
|
||||
|
||||
private:
|
||||
uint16_t* m_metrics1;
|
||||
uint16_t* m_metrics2;
|
||||
|
||||
uint16_t* m_oldMetrics;
|
||||
uint16_t* m_newMetrics;
|
||||
|
||||
uint64_t* m_decisions;
|
||||
|
||||
uint64_t* m_dp;
|
||||
};
|
||||
} // namespace edac
|
||||
} // namespace nxdn
|
||||
|
||||
#endif // __NXDN_EDAC__CONVOLUTION_H__
|
||||
Loading…
Reference in new issue