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| 1 // Copyright 2014 PDFium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
| 6 | |
| 7 #ifndef XFA_SRC_FXBARCODE_DATAMATRIX_BC_ERRORCORRECTION_H_ | |
| 8 #define XFA_SRC_FXBARCODE_DATAMATRIX_BC_ERRORCORRECTION_H_ | |
| 9 | |
| 10 class CBC_SymbolInfo; | |
| 11 class CBC_ErrorCorrection { | |
| 12 public: | |
| 13 CBC_ErrorCorrection(); | |
| 14 virtual ~CBC_ErrorCorrection(); | |
| 15 static void Initialize(); | |
| 16 static void Finalize(); | |
| 17 static CFX_WideString encodeECC200(CFX_WideString codewords, | |
| 18 CBC_SymbolInfo* symbolInfo, | |
| 19 int32_t& e); | |
| 20 | |
| 21 private: | |
| 22 static int32_t FACTOR_SETS[]; | |
| 23 static int32_t FACTORS[][100]; | |
| 24 static int32_t MODULO_VALUE; | |
| 25 static int32_t LOG[256]; | |
| 26 static int32_t ALOG[256]; | |
| 27 | |
| 28 private: | |
| 29 static CFX_WideString createECCBlock(CFX_WideString codewords, | |
| 30 int32_t numECWords, | |
| 31 int32_t& e); | |
| 32 static CFX_WideString createECCBlock(CFX_WideString codewords, | |
| 33 int32_t start, | |
| 34 int32_t len, | |
| 35 int32_t numECWords, | |
| 36 int32_t& e); | |
| 37 }; | |
| 38 | |
| 39 #endif // XFA_SRC_FXBARCODE_DATAMATRIX_BC_ERRORCORRECTION_H_ | |
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