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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 XFA_SRC_FXBARCODE_PDF417_BC_PDF417CODEWORDDECODER_H_ | 7 #ifndef XFA_SRC_FXBARCODE_PDF417_BC_PDF417CODEWORDDECODER_H_ |
| 8 #define XFA_SRC_FXBARCODE_PDF417_BC_PDF417CODEWORDDECODER_H_ | 8 #define XFA_SRC_FXBARCODE_PDF417_BC_PDF417CODEWORDDECODER_H_ |
| 9 | 9 |
| 10 #include "core/include/fxcrt/fx_basic.h" |
| 11 |
| 10 class CBC_PDF417CodewordDecoder { | 12 class CBC_PDF417CodewordDecoder { |
| 11 public: | 13 public: |
| 12 CBC_PDF417CodewordDecoder(); | 14 CBC_PDF417CodewordDecoder(); |
| 13 virtual ~CBC_PDF417CodewordDecoder(); | 15 virtual ~CBC_PDF417CodewordDecoder(); |
| 14 static void Initialize(); | 16 static void Initialize(); |
| 15 static void Finalize(); | 17 static void Finalize(); |
| 16 static int32_t getDecodedValue(CFX_Int32Array& moduleBitCount); | 18 static int32_t getDecodedValue(CFX_Int32Array& moduleBitCount); |
| 17 | 19 |
| 18 private: | 20 private: |
| 19 static FX_FLOAT RATIOS_TABLE[][8]; | 21 static FX_FLOAT RATIOS_TABLE[][8]; |
| 20 static CFX_Int32Array* sampleBitCounts(CFX_Int32Array& moduleBitCount); | 22 static CFX_Int32Array* sampleBitCounts(CFX_Int32Array& moduleBitCount); |
| 21 static int32_t getDecodedCodewordValue(CFX_Int32Array& moduleBitCount); | 23 static int32_t getDecodedCodewordValue(CFX_Int32Array& moduleBitCount); |
| 22 static int32_t getBitValue(CFX_Int32Array& moduleBitCount); | 24 static int32_t getBitValue(CFX_Int32Array& moduleBitCount); |
| 23 static int32_t getClosestDecodedValue(CFX_Int32Array& moduleBitCount); | 25 static int32_t getClosestDecodedValue(CFX_Int32Array& moduleBitCount); |
| 24 }; | 26 }; |
| 25 | 27 |
| 26 #endif // XFA_SRC_FXBARCODE_PDF417_BC_PDF417CODEWORDDECODER_H_ | 28 #endif // XFA_SRC_FXBARCODE_PDF417_BC_PDF417CODEWORDDECODER_H_ |
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