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1 // Copyright 2014 PDFium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
6 | |
7 #ifndef XFA_SRC_FXBARCODE_PDF417_BC_PDF417ERRORCORRECTION_H_ | |
8 #define XFA_SRC_FXBARCODE_PDF417_BC_PDF417ERRORCORRECTION_H_ | |
9 | |
10 #include <stdint.h> | |
11 | |
12 #include "core/include/fxcrt/fx_string.h" | |
13 | |
14 class CBC_PDF417ErrorCorrection { | |
15 public: | |
16 CBC_PDF417ErrorCorrection(); | |
17 virtual ~CBC_PDF417ErrorCorrection(); | |
18 static int32_t getErrorCorrectionCodewordCount(int32_t errorCorrectionLevel, | |
19 int32_t& e); | |
20 static int32_t getRecommendedMinimumErrorCorrectionLevel(int32_t n, | |
21 int32_t& e); | |
22 static CFX_WideString generateErrorCorrection(CFX_WideString dataCodewords, | |
23 int32_t errorCorrectionLevel, | |
24 int32_t& e); | |
25 | |
26 private: | |
27 static int32_t EC_COEFFICIENTS[][2500]; | |
28 }; | |
29 | |
30 #endif // XFA_SRC_FXBARCODE_PDF417_BC_PDF417ERRORCORRECTION_H_ | |
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