40 lines
841 B
C
40 lines
841 B
C
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/*
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* Copyright 2016 Huy Cuong Nguyen
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* Copyright 2016 ZXing authors
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*/
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// SPDX-License-Identifier: Apache-2.0
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#pragma once
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#include "GenericGFPoly.h"
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#include <list>
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#include <vector>
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namespace ZXing {
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// public only for testing purposes
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class ReedSolomonEncoder
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{
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public:
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explicit ReedSolomonEncoder(const GenericGF& field);
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void encode(std::vector<int>& message, int numECCodeWords);
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private:
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const GenericGF* _field;
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std::list<GenericGFPoly> _cachedGenerators;
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const GenericGFPoly& buildGenerator(int degree);
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};
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/**
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* @brief ReedSolomonEncode replaces the last numECCodeWords code words in message with error correction code words
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*/
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inline void ReedSolomonEncode(const GenericGF& field, std::vector<int>& message, int numECCodeWords)
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{
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ReedSolomonEncoder(field).encode(message, numECCodeWords);
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}
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} // namespace ZXing
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