mirror of
https://github.com/f4exb/sdrangel.git
synced 2024-11-26 09:48:45 -05:00
69 lines
3.7 KiB
C++
69 lines
3.7 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
|
|
// Copyright (C) 2020 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_CHIRPCHATDEMODDECODER_H
|
|
#define INCLUDE_CHIRPCHATDEMODDECODER_H
|
|
|
|
#include <vector>
|
|
#include "chirpchatdemodsettings.h"
|
|
|
|
class ChirpChatDemodDecoder
|
|
{
|
|
public:
|
|
ChirpChatDemodDecoder();
|
|
~ChirpChatDemodDecoder();
|
|
|
|
void setCodingScheme(ChirpChatDemodSettings::CodingScheme codingScheme) { m_codingScheme = codingScheme; }
|
|
void setNbSymbolBits(unsigned int spreadFactor, unsigned int deBits);
|
|
void setLoRaParityBits(unsigned int parityBits) { m_nbParityBits = parityBits; }
|
|
void setLoRaHasHeader(bool hasHeader) { m_hasHeader = hasHeader; }
|
|
void setLoRaHasCRC(bool hasCRC) { m_hasCRC = hasCRC; }
|
|
void setLoRaPacketLength(unsigned int packetLength) { m_packetLength = packetLength; }
|
|
void decodeSymbols(const std::vector<unsigned short>& symbols, QString& str); //!< For ASCII and TTY
|
|
void decodeSymbols(const std::vector<unsigned short>& symbols, QByteArray& bytes); //!< For raw bytes (original LoRa)
|
|
unsigned int getNbParityBits() const { return m_nbParityBits; }
|
|
unsigned int getPacketLength() const { return m_packetLength; }
|
|
bool getHasCRC() const { return m_hasCRC; }
|
|
unsigned int getNbSymbols() const { return m_nbSymbols; }
|
|
unsigned int getNbCodewords() const { return m_nbCodewords; }
|
|
bool getEarlyEOM() const { return m_earlyEOM; }
|
|
int getHeaderParityStatus() const { return m_headerParityStatus; }
|
|
bool getHeaderCRCStatus() const { return m_headerCRCStatus; }
|
|
int getPayloadParityStatus() const { return m_payloadParityStatus; }
|
|
bool getPayloadCRCStatus() const { return m_payloadCRCStatus; }
|
|
|
|
private:
|
|
ChirpChatDemodSettings::CodingScheme m_codingScheme;
|
|
unsigned int m_spreadFactor;
|
|
unsigned int m_deBits;
|
|
unsigned int m_nbSymbolBits;
|
|
// LoRa attributes
|
|
unsigned int m_nbParityBits; //!< 1 to 4 Hamming FEC bits for 4 payload bits
|
|
bool m_hasCRC;
|
|
bool m_hasHeader;
|
|
unsigned int m_packetLength;
|
|
unsigned int m_nbSymbols; //!< Number of encoded symbols: this is only dependent of nbSymbolBits, nbParityBits, packetLength, hasHeader and hasCRC
|
|
unsigned int m_nbCodewords; //!< Number of encoded codewords: this is only dependent of nbSymbolBits, nbParityBits, packetLength, hasHeader and hasCRC
|
|
bool m_earlyEOM;
|
|
int m_headerParityStatus;
|
|
bool m_headerCRCStatus;
|
|
int m_payloadParityStatus;
|
|
bool m_payloadCRCStatus;
|
|
};
|
|
|
|
#endif // INCLUDE_CHIRPCHATDEMODDECODER_H
|