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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_PDF417ERRORCORRECTION_H_ | 7 #ifndef _BC_PDF417ERRORCORRECTION_H_ |
| 8 #define _BC_PDF417ERRORCORRECTION_H_ | 8 #define _BC_PDF417ERRORCORRECTION_H_ |
| 9 class CBC_PDF417ErrorCorrection { | 9 class CBC_PDF417ErrorCorrection { |
| 10 public: | 10 public: |
| 11 CBC_PDF417ErrorCorrection(); | 11 CBC_PDF417ErrorCorrection(); |
| 12 virtual ~CBC_PDF417ErrorCorrection(); | 12 virtual ~CBC_PDF417ErrorCorrection(); |
| 13 static int32_t getErrorCorrectionCodewordCount(int32_t errorCorrectionLevel, | 13 static int32_t getErrorCorrectionCodewordCount(int32_t errorCorrectionLevel, |
| 14 int32_t& e); | 14 int32_t& e); |
| 15 static int32_t getRecommendedMinimumErrorCorrectionLevel(int32_t n, | 15 static int32_t getRecommendedMinimumErrorCorrectionLevel(int32_t n, |
| 16 int32_t& e); | 16 int32_t& e); |
| 17 static CFX_WideString generateErrorCorrection(CFX_WideString dataCodewords, | 17 static CFX_WideString generateErrorCorrection(CFX_WideString dataCodewords, |
| 18 int32_t errorCorrectionLevel, | 18 int32_t errorCorrectionLevel, |
| 19 int32_t& e); | 19 int32_t& e); |
| 20 | 20 |
| 21 private: | 21 private: |
| 22 static int32_t EC_COEFFICIENTS[][2500]; | 22 static int32_t EC_COEFFICIENTS[][2500]; |
| 23 }; | 23 }; |
| 24 #endif | 24 #endif |
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