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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 _BC_ERRORCORRECTION_H_ | |
8 #define _BC_ERRORCORRECTION_H_ | |
9 class CBC_SymbolInfo; | |
10 class CBC_ErrorCorrection; | |
11 class CBC_ErrorCorrection : public CFX_Object | |
12 { | |
13 public: | |
14 CBC_ErrorCorrection(); | |
15 virtual ~CBC_ErrorCorrection(); | |
16 static void Initialize(); | |
17 static void Finalize(); | |
18 static CFX_WideString encodeECC200(CFX_WideString codewords, CBC_SymbolInfo*
symbolInfo, FX_INT32 &e); | |
19 private: | |
20 static FX_INT32 FACTOR_SETS[]; | |
21 static FX_INT32 FACTORS[][100]; | |
22 static FX_INT32 MODULO_VALUE; | |
23 static FX_INT32 LOG[256]; | |
24 static FX_INT32 ALOG[256]; | |
25 private: | |
26 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); | |
28 }; | |
29 #endif | |
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