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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_PDF417ERRORCORRECTION_H_ | 7 #ifndef XFA_SRC_FXBARCODE_PDF417_BC_PDF417ERRORCORRECTION_H_ |
| 8 #define XFA_SRC_FXBARCODE_PDF417_BC_PDF417ERRORCORRECTION_H_ | 8 #define XFA_SRC_FXBARCODE_PDF417_BC_PDF417ERRORCORRECTION_H_ |
| 9 | 9 |
| 10 #include <stdint.h> |
| 11 |
| 12 #include "core/include/fxcrt/fx_string.h" |
| 13 |
| 10 class CBC_PDF417ErrorCorrection { | 14 class CBC_PDF417ErrorCorrection { |
| 11 public: | 15 public: |
| 12 CBC_PDF417ErrorCorrection(); | 16 CBC_PDF417ErrorCorrection(); |
| 13 virtual ~CBC_PDF417ErrorCorrection(); | 17 virtual ~CBC_PDF417ErrorCorrection(); |
| 14 static int32_t getErrorCorrectionCodewordCount(int32_t errorCorrectionLevel, | 18 static int32_t getErrorCorrectionCodewordCount(int32_t errorCorrectionLevel, |
| 15 int32_t& e); | 19 int32_t& e); |
| 16 static int32_t getRecommendedMinimumErrorCorrectionLevel(int32_t n, | 20 static int32_t getRecommendedMinimumErrorCorrectionLevel(int32_t n, |
| 17 int32_t& e); | 21 int32_t& e); |
| 18 static CFX_WideString generateErrorCorrection(CFX_WideString dataCodewords, | 22 static CFX_WideString generateErrorCorrection(CFX_WideString dataCodewords, |
| 19 int32_t errorCorrectionLevel, | 23 int32_t errorCorrectionLevel, |
| 20 int32_t& e); | 24 int32_t& e); |
| 21 | 25 |
| 22 private: | 26 private: |
| 23 static int32_t EC_COEFFICIENTS[][2500]; | 27 static int32_t EC_COEFFICIENTS[][2500]; |
| 24 }; | 28 }; |
| 25 | 29 |
| 26 #endif // XFA_SRC_FXBARCODE_PDF417_BC_PDF417ERRORCORRECTION_H_ | 30 #endif // XFA_SRC_FXBARCODE_PDF417_BC_PDF417ERRORCORRECTION_H_ |
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