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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_SRC_FXBARCODE_PDF417_BC_PDF417CODEWORDDECODER_H_
#define XFA_SRC_FXBARCODE_PDF417_BC_PDF417CODEWORDDECODER_H_
class CBC_PDF417CodewordDecoder;
#define column 8
class CBC_PDF417Common;
class CBC_PDF417CodewordDecoder {
public:
CBC_PDF417CodewordDecoder();
virtual ~CBC_PDF417CodewordDecoder();
static void Initialize();
static void Finalize();
static int32_t getDecodedValue(CFX_Int32Array& moduleBitCount);
private:
static FX_FLOAT RATIOS_TABLE[][8];
static CFX_Int32Array* sampleBitCounts(CFX_Int32Array& moduleBitCount);
static int32_t getDecodedCodewordValue(CFX_Int32Array& moduleBitCount);
static int32_t getBitValue(CFX_Int32Array& moduleBitCount);
static int32_t getClosestDecodedValue(CFX_Int32Array& moduleBitCount);
};
#endif // XFA_SRC_FXBARCODE_PDF417_BC_PDF417CODEWORDDECODER_H_
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