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1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 | 6 |
7 #ifndef _BC_ERRORCORRECTION_H_ | 7 #ifndef _BC_ERRORCORRECTION_H_ |
8 #define _BC_ERRORCORRECTION_H_ | 8 #define _BC_ERRORCORRECTION_H_ |
9 class CBC_SymbolInfo; | 9 class CBC_SymbolInfo; |
10 class CBC_ErrorCorrection; | 10 class CBC_ErrorCorrection |
11 class CBC_ErrorCorrection : public CFX_Object | |
12 { | 11 { |
13 public: | 12 public: |
14 CBC_ErrorCorrection(); | 13 CBC_ErrorCorrection(); |
15 virtual ~CBC_ErrorCorrection(); | 14 virtual ~CBC_ErrorCorrection(); |
16 static void Initialize(); | 15 static void Initialize(); |
17 static void Finalize(); | 16 static void Finalize(); |
18 static CFX_WideString encodeECC200(CFX_WideString codewords, CBC_SymbolInfo*
symbolInfo, FX_INT32 &e); | 17 static CFX_WideString encodeECC200(CFX_WideString codewords, CBC_SymbolInfo*
symbolInfo, FX_INT32 &e); |
19 private: | 18 private: |
20 static FX_INT32 FACTOR_SETS[]; | 19 static FX_INT32 FACTOR_SETS[]; |
21 static FX_INT32 FACTORS[][100]; | 20 static FX_INT32 FACTORS[][100]; |
22 static FX_INT32 MODULO_VALUE; | 21 static FX_INT32 MODULO_VALUE; |
23 static FX_INT32 LOG[256]; | 22 static FX_INT32 LOG[256]; |
24 static FX_INT32 ALOG[256]; | 23 static FX_INT32 ALOG[256]; |
25 private: | 24 private: |
26 static CFX_WideString createECCBlock(CFX_WideString codewords, FX_INT32 numE
CWords, FX_INT32 &e); | 25 static CFX_WideString createECCBlock(CFX_WideString codewords, FX_INT32 numE
CWords, FX_INT32 &e); |
27 static CFX_WideString createECCBlock(CFX_WideString codewords, FX_INT32 star
t, FX_INT32 len, FX_INT32 numECWords, FX_INT32 &e); | 26 static CFX_WideString createECCBlock(CFX_WideString codewords, FX_INT32 star
t, FX_INT32 len, FX_INT32 numECWords, FX_INT32 &e); |
28 }; | 27 }; |
29 #endif | 28 #endif |
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