summaryrefslogtreecommitdiff
path: root/xfa/src/fxbarcode/pdf417/BC_PDF417ErrorCorrection.h
blob: 0d594d6fb37af23846005e90b44a6bc9909d2195 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com

#ifndef _BC_PDF417ERRORCORRECTION_H_
#define _BC_PDF417ERRORCORRECTION_H_
class CBC_PDF417ErrorCorrection {
 public:
  CBC_PDF417ErrorCorrection();
  virtual ~CBC_PDF417ErrorCorrection();
  static int32_t getErrorCorrectionCodewordCount(int32_t errorCorrectionLevel,
                                                 int32_t& e);
  static int32_t getRecommendedMinimumErrorCorrectionLevel(int32_t n,
                                                           int32_t& e);
  static CFX_WideString generateErrorCorrection(CFX_WideString dataCodewords,
                                                int32_t errorCorrectionLevel,
                                                int32_t& e);

 private:
  static int32_t EC_COEFFICIENTS[][2500];
};
#endif