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55 lines
2.4 KiB
C
55 lines
2.4 KiB
C
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///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2020 Edouard Griffiths, F4EXB //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#ifndef INCLUDE_LORADEMODDECODER_H
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#define INCLUDE_LORADEMODDECODER_H
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#include <vector>
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#include "lorademodsettings.h"
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class LoRaDemodDecoder
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{
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public:
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LoRaDemodDecoder();
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~LoRaDemodDecoder();
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void setCodingScheme(LoRaDemodSettings::CodingScheme codingScheme) { m_codingScheme = codingScheme; }
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void setNbSymbolBits(unsigned int symbolBits) { m_nbSymbolBits = symbolBits; }
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void decodeSymbols(const std::vector<unsigned int>& symbols, QString& str); //!< For ASCII and TTY
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void decodeSymbols(const std::vector<unsigned int>& symbols, QByteArray& bytes); //!< For raw bytes (original LoRa)
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private:
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enum TTYState
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{
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TTYLetters,
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TTYFigures
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};
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void decodeSymbolsASCII(const std::vector<unsigned int>& symbols, QString& str);
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void decodeSymbolsTTY(const std::vector<unsigned int>& symbols, QString& str);
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LoRaDemodSettings::CodingScheme m_codingScheme;
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unsigned int m_nbSymbolBits;
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static const char ttyLetters[32];
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static const char ttyFigures[32];
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static const char lettersTag = 0x1f;
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static const char figuresTag = 0x1b;
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};
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#endif // INCLUDE_LORADEMODDECODER_H
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