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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_REEDSOLOMONDECODER_H_ | 7 #ifndef XFA_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONDECODER_H_ |
| 8 #define _BC_REEDSOLOMONDECODER_H_ | 8 #define XFA_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONDECODER_H_ |
| 9 |
| 9 class CBC_ReedSolomonGF256; | 10 class CBC_ReedSolomonGF256; |
| 10 class CBC_ReedSolomonGF256Poly; | 11 class CBC_ReedSolomonGF256Poly; |
| 11 class CBC_ReedSolomonDecoder { | 12 class CBC_ReedSolomonDecoder { |
| 12 private: | 13 private: |
| 13 CBC_ReedSolomonGF256* m_field; | 14 CBC_ReedSolomonGF256* m_field; |
| 14 | 15 |
| 15 public: | 16 public: |
| 16 CBC_ReedSolomonDecoder(CBC_ReedSolomonGF256* field); | 17 CBC_ReedSolomonDecoder(CBC_ReedSolomonGF256* field); |
| 17 virtual ~CBC_ReedSolomonDecoder(); | 18 virtual ~CBC_ReedSolomonDecoder(); |
| 18 void Decode(CFX_Int32Array* received, int32_t twoS, int32_t& e); | 19 void Decode(CFX_Int32Array* received, int32_t twoS, int32_t& e); |
| 19 CFX_PtrArray* RunEuclideanAlgorithm(CBC_ReedSolomonGF256Poly* a, | 20 CFX_PtrArray* RunEuclideanAlgorithm(CBC_ReedSolomonGF256Poly* a, |
| 20 CBC_ReedSolomonGF256Poly* b, | 21 CBC_ReedSolomonGF256Poly* b, |
| 21 int32_t R, | 22 int32_t R, |
| 22 int32_t& e); | 23 int32_t& e); |
| 23 CFX_Int32Array* FindErrorLocations(CBC_ReedSolomonGF256Poly* errorLocator, | 24 CFX_Int32Array* FindErrorLocations(CBC_ReedSolomonGF256Poly* errorLocator, |
| 24 int32_t& e); | 25 int32_t& e); |
| 25 CFX_Int32Array* FindErrorMagnitudes(CBC_ReedSolomonGF256Poly* errorEvaluator, | 26 CFX_Int32Array* FindErrorMagnitudes(CBC_ReedSolomonGF256Poly* errorEvaluator, |
| 26 CFX_Int32Array* errorLocations, | 27 CFX_Int32Array* errorLocations, |
| 27 FX_BOOL dataMatrix, | 28 FX_BOOL dataMatrix, |
| 28 int32_t& e); | 29 int32_t& e); |
| 29 }; | 30 }; |
| 30 #endif | 31 |
| 32 #endif // XFA_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONDECODER_H_ |
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