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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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