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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_QRFINDERPATTERNFINDER_H_ | |
| 8 #define XFA_SRC_FXBARCODE_QRCODE_BC_QRFINDERPATTERNFINDER_H_ | |
| 9 | |
| 10 #include "core/include/fxcrt/fx_basic.h" | |
| 11 | |
| 12 class CBC_CommonBitMatrix; | |
| 13 class CBC_QRFinderPattern; | |
| 14 class CBC_ResultPoint; | |
| 15 class CBC_QRFinderPatternInfo; | |
| 16 | |
| 17 class CBC_QRFinderPatternFinder { | |
| 18 private: | |
| 19 static const int32_t CENTER_QUORUM; | |
| 20 static const int32_t MIN_SKIP; | |
| 21 static const int32_t MAX_MODULES; | |
| 22 static const int32_t INTEGER_MATH_SHIFT; | |
| 23 FX_BOOL m_hasSkipped; | |
| 24 CBC_CommonBitMatrix* m_image; | |
| 25 CFX_Int32Array m_crossCheckStateCount; | |
| 26 CFX_PtrArray m_possibleCenters; | |
| 27 | |
| 28 public: | |
| 29 CBC_QRFinderPatternFinder(CBC_CommonBitMatrix* image); | |
| 30 virtual ~CBC_QRFinderPatternFinder(); | |
| 31 int32_t FindRowSkip(); | |
| 32 CBC_CommonBitMatrix* GetImage(); | |
| 33 CBC_QRFinderPatternInfo* Find(int32_t hint, int32_t& e); | |
| 34 | |
| 35 CFX_Int32Array& GetCrossCheckStateCount(); | |
| 36 CFX_PtrArray* GetPossibleCenters(); | |
| 37 CFX_PtrArray* SelectBestpatterns(int32_t& e); | |
| 38 | |
| 39 FX_BOOL HandlePossibleCenter(const CFX_Int32Array& stateCount, | |
| 40 int32_t i, | |
| 41 int32_t j); | |
| 42 FX_BOOL HaveMultiplyConfirmedCenters(); | |
| 43 FX_FLOAT CenterFromEnd(const CFX_Int32Array& stateCount, int32_t end); | |
| 44 FX_FLOAT CrossCheckVertical(int32_t startI, | |
| 45 int32_t centerJ, | |
| 46 int32_t maxCount, | |
| 47 int32_t originalStateCountTotal); | |
| 48 FX_FLOAT CrossCheckHorizontal(int32_t startJ, | |
| 49 int32_t CenterI, | |
| 50 int32_t maxCOunt, | |
| 51 int32_t originalStateCountTotal); | |
| 52 static void OrderBestPatterns(CFX_PtrArray* patterns); | |
| 53 static FX_BOOL FoundPatternCross(const CFX_Int32Array& stateCount); | |
| 54 static FX_FLOAT Distance(CBC_ResultPoint* point1, CBC_ResultPoint* point2); | |
| 55 }; | |
| 56 | |
| 57 #endif // XFA_SRC_FXBARCODE_QRCODE_BC_QRFINDERPATTERNFINDER_H_ | |
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Chromium Code Reviews
Issue 1803723002:
Move xfa/src up to xfa/. (Closed)
Base URL: https://pdfium.googlesource.com/pdfium.git@master