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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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