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// 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 XFA_FXBARCODE_ONED_BC_ONEDCODE128READER_H_
#define XFA_FXBARCODE_ONED_BC_ONEDCODE128READER_H_
#include "xfa/fxbarcode/oned/BC_OneDReader.h"
class CBC_CommonBitArray;
class CBC_OnedCode128Reader : public CBC_OneDReader {
public:
CBC_OnedCode128Reader();
~CBC_OnedCode128Reader() override;
// CBC_OneDReader
CFX_ByteString DecodeRow(int32_t rowNumber,
CBC_CommonBitArray* row,
int32_t hints,
int32_t& e) override;
static const int32_t CODE_PATTERNS[107][7];
private:
static const int32_t MAX_AVG_VARIANCE = (int32_t)(256 * 0.25f);
static const int32_t MAX_INDIVIDUAL_VARIANCE = (int32_t)(256 * 0.7f);
static const int32_t CODE_SHIFT = 98;
static const int32_t CODE_CODE_C = 99;
static const int32_t CODE_CODE_B = 100;
static const int32_t CODE_CODE_A = 101;
static const int32_t CODE_FNC_1 = 102;
static const int32_t CODE_FNC_2 = 97;
static const int32_t CODE_FNC_3 = 96;
static const int32_t CODE_FNC_4_A = 101;
static const int32_t CODE_FNC_4_B = 100;
static const int32_t CODE_START_A = 103;
static const int32_t CODE_START_B = 104;
static const int32_t CODE_START_C = 105;
static const int32_t CODE_STOP = 106;
CFX_Int32Array* FindStartPattern(CBC_CommonBitArray* row, int32_t& e);
int32_t DecodeCode(CBC_CommonBitArray* row,
CFX_Int32Array* counters,
int32_t rowOffset,
int32_t& e);
};
#endif // XFA_FXBARCODE_ONED_BC_ONEDCODE128READER_H_
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