// Copyright 2014 PDFium Authors. All rights reserved. | |
// Use of this source code is governed by a BSD-style license that can be | |
// found in the LICENSE file. | |
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
#ifndef _BC_REEDSOLOMONDECODER_H_ | |
#define _BC_REEDSOLOMONDECODER_H_ | |
class CBC_ReedSolomonGF256; | |
class CBC_ReedSolomonGF256Poly; | |
class CBC_ReedSolomonDecoder { | |
private: | |
CBC_ReedSolomonGF256* m_field; | |
public: | |
CBC_ReedSolomonDecoder(CBC_ReedSolomonGF256* field); | |
virtual ~CBC_ReedSolomonDecoder(); | |
void Decode(CFX_Int32Array* received, int32_t twoS, int32_t& e); | |
CFX_PtrArray* RunEuclideanAlgorithm(CBC_ReedSolomonGF256Poly* a, | |
CBC_ReedSolomonGF256Poly* b, | |
int32_t R, | |
int32_t& e); | |
CFX_Int32Array* FindErrorLocations(CBC_ReedSolomonGF256Poly* errorLocator, | |
int32_t& e); | |
CFX_Int32Array* FindErrorMagnitudes(CBC_ReedSolomonGF256Poly* errorEvaluator, | |
CFX_Int32Array* errorLocations, | |
FX_BOOL dataMatrix, | |
int32_t& e); | |
}; | |
#endif |