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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_PDF417CODEWORDDECODER_H_ | 7 #ifndef XFA_SRC_FXBARCODE_PDF417_BC_PDF417CODEWORDDECODER_H_ |
| 8 #define _BC_PDF417CODEWORDDECODER_H_ | 8 #define XFA_SRC_FXBARCODE_PDF417_BC_PDF417CODEWORDDECODER_H_ |
| 9 |
| 9 class CBC_PDF417CodewordDecoder; | 10 class CBC_PDF417CodewordDecoder; |
| 10 #define column 8 | 11 #define column 8 |
| 11 class CBC_PDF417Common; | 12 class CBC_PDF417Common; |
| 12 class CBC_PDF417CodewordDecoder { | 13 class CBC_PDF417CodewordDecoder { |
| 13 public: | 14 public: |
| 14 CBC_PDF417CodewordDecoder(); | 15 CBC_PDF417CodewordDecoder(); |
| 15 virtual ~CBC_PDF417CodewordDecoder(); | 16 virtual ~CBC_PDF417CodewordDecoder(); |
| 16 static void Initialize(); | 17 static void Initialize(); |
| 17 static void Finalize(); | 18 static void Finalize(); |
| 18 static int32_t getDecodedValue(CFX_Int32Array& moduleBitCount); | 19 static int32_t getDecodedValue(CFX_Int32Array& moduleBitCount); |
| 19 | 20 |
| 20 private: | 21 private: |
| 21 static FX_FLOAT RATIOS_TABLE[][8]; | 22 static FX_FLOAT RATIOS_TABLE[][8]; |
| 22 static CFX_Int32Array* sampleBitCounts(CFX_Int32Array& moduleBitCount); | 23 static CFX_Int32Array* sampleBitCounts(CFX_Int32Array& moduleBitCount); |
| 23 static int32_t getDecodedCodewordValue(CFX_Int32Array& moduleBitCount); | 24 static int32_t getDecodedCodewordValue(CFX_Int32Array& moduleBitCount); |
| 24 static int32_t getBitValue(CFX_Int32Array& moduleBitCount); | 25 static int32_t getBitValue(CFX_Int32Array& moduleBitCount); |
| 25 static int32_t getClosestDecodedValue(CFX_Int32Array& moduleBitCount); | 26 static int32_t getClosestDecodedValue(CFX_Int32Array& moduleBitCount); |
| 26 }; | 27 }; |
| 27 #endif | 28 |
| 29 #endif // XFA_SRC_FXBARCODE_PDF417_BC_PDF417CODEWORDDECODER_H_ |
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