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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_QRCODE_BC_QRCODERFORMATINFORMATION_H_ | |
8 #define XFA_SRC_FXBARCODE_QRCODE_BC_QRCODERFORMATINFORMATION_H_ | |
9 | |
10 class CBC_QRCoderErrorCorrectionLevel; | |
11 class CBC_QRCoderFormatInformation { | |
12 private: | |
13 static const int32_t FORMAT_INFO_MASK_QR; | |
14 static const int32_t FORMAT_INFO_DECODE_LOOKUP[32][2]; | |
15 static const int32_t BITS_SET_IN_HALF_BYTE[16]; | |
16 CBC_QRCoderErrorCorrectionLevel* m_errorCorrectLevl; | |
17 uint8_t m_dataMask; | |
18 | |
19 public: | |
20 CBC_QRCoderFormatInformation(int32_t formatInfo); | |
21 virtual ~CBC_QRCoderFormatInformation(); | |
22 uint8_t GetDataMask(); | |
23 CBC_QRCoderErrorCorrectionLevel* GetErrorCorrectionLevel(); | |
24 | |
25 static int32_t NumBitsDiffering(int32_t a, int32_t b); | |
26 static CBC_QRCoderFormatInformation* DecodeFormatInformation( | |
27 int32_t maskedFormatInfo); | |
28 static CBC_QRCoderFormatInformation* DoDecodeFormatInformation( | |
29 int32_t maskedFormatInfo); | |
30 }; | |
31 | |
32 #endif // XFA_SRC_FXBARCODE_QRCODE_BC_QRCODERFORMATINFORMATION_H_ | |
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