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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_PDF417ECERRORCORRECTION_H_ | 7 #ifndef _BC_PDF417ECERRORCORRECTION_H_ |
8 #define _BC_PDF417ECERRORCORRECTION_H_ | 8 #define _BC_PDF417ECERRORCORRECTION_H_ |
9 class CBC_PDF417ECModulusGF; | 9 class CBC_PDF417ECModulusGF; |
10 class CBC_PDF417ECModulusPoly; | 10 class CBC_PDF417ECModulusPoly; |
11 class CBC_PDF417ECErrorCorrection; | 11 class CBC_PDF417ECErrorCorrection |
12 class CBC_PDF417ECErrorCorrection : public CFX_Object | |
13 { | 12 { |
14 public: | 13 public: |
15 CBC_PDF417ECErrorCorrection(); | 14 CBC_PDF417ECErrorCorrection(); |
16 virtual ~CBC_PDF417ECErrorCorrection(); | 15 virtual ~CBC_PDF417ECErrorCorrection(); |
17 static void Initialize(FX_INT32 &e); | 16 static void Initialize(FX_INT32 &e); |
18 static void Finalize(); | 17 static void Finalize(); |
19 static FX_INT32 decode(CFX_Int32Array &received, FX_INT32 numECCodewords, CF
X_Int32Array &erasures, FX_INT32 &e); | 18 static FX_INT32 decode(CFX_Int32Array &received, FX_INT32 numECCodewords, CF
X_Int32Array &erasures, FX_INT32 &e); |
20 private: | 19 private: |
21 static CBC_PDF417ECModulusGF* m_field; | 20 static CBC_PDF417ECModulusGF* m_field; |
22 static CFX_PtrArray* runEuclideanAlgorithm(CBC_PDF417ECModulusPoly* a, CBC_P
DF417ECModulusPoly* b, FX_INT32 R, FX_INT32 &e); | 21 static CFX_PtrArray* runEuclideanAlgorithm(CBC_PDF417ECModulusPoly* a, CBC_P
DF417ECModulusPoly* b, FX_INT32 R, FX_INT32 &e); |
23 static CFX_Int32Array* findErrorLocations(CBC_PDF417ECModulusPoly* errorLoca
tor, FX_INT32 &e); | 22 static CFX_Int32Array* findErrorLocations(CBC_PDF417ECModulusPoly* errorLoca
tor, FX_INT32 &e); |
24 static CFX_Int32Array* findErrorMagnitudes(CBC_PDF417ECModulusPoly* errorEva
luator, CBC_PDF417ECModulusPoly* errorLocator, CFX_Int32Array &errorLocations, F
X_INT32 &e); | 23 static CFX_Int32Array* findErrorMagnitudes(CBC_PDF417ECModulusPoly* errorEva
luator, CBC_PDF417ECModulusPoly* errorLocator, CFX_Int32Array &errorLocations, F
X_INT32 &e); |
25 }; | 24 }; |
26 #endif | 25 #endif |
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