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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_COMMON_REEDSOLOMON_BC_REEDSOLOMONDECODER_H_ | |
8 #define XFA_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONDECODER_H_ | |
9 | |
10 #include "core/include/fxcrt/fx_basic.h" | |
11 | |
12 class CBC_ReedSolomonGF256; | |
13 class CBC_ReedSolomonGF256Poly; | |
14 | |
15 class CBC_ReedSolomonDecoder { | |
16 private: | |
17 CBC_ReedSolomonGF256* m_field; | |
18 | |
19 public: | |
20 CBC_ReedSolomonDecoder(CBC_ReedSolomonGF256* field); | |
21 virtual ~CBC_ReedSolomonDecoder(); | |
22 void Decode(CFX_Int32Array* received, int32_t twoS, int32_t& e); | |
23 CFX_PtrArray* RunEuclideanAlgorithm(CBC_ReedSolomonGF256Poly* a, | |
24 CBC_ReedSolomonGF256Poly* b, | |
25 int32_t R, | |
26 int32_t& e); | |
27 CFX_Int32Array* FindErrorLocations(CBC_ReedSolomonGF256Poly* errorLocator, | |
28 int32_t& e); | |
29 CFX_Int32Array* FindErrorMagnitudes(CBC_ReedSolomonGF256Poly* errorEvaluator, | |
30 CFX_Int32Array* errorLocations, | |
31 FX_BOOL dataMatrix, | |
32 int32_t& e); | |
33 }; | |
34 | |
35 #endif // XFA_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONDECODER_H_ | |
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