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// 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_DATAMATRIXDETECTOR_H_
#define _BC_DATAMATRIXDETECTOR_H_
class CBC_CommonBitMatrix;
class CBC_WhiteRectangleDetector;
class CBC_ResultPoint;
class CBC_QRDetectorResult;
class CBC_DataMatrixDetector;
class ResultPointsAndTransitions;
class CBC_ResultPointsAndTransitions
{
public:
CBC_ResultPointsAndTransitions(CBC_ResultPoint *from, CBC_ResultPoint *to, FX_INT32 transitions)
{
m_from = from;
m_to = to;
m_transitions = transitions;
}
~CBC_ResultPointsAndTransitions()
{
}
CBC_ResultPoint *GetFrom()
{
return m_from;
}
CBC_ResultPoint *GetTo()
{
return m_to;
}
FX_INT32 GetTransitions()
{
return m_transitions;
}
private:
CBC_ResultPoint *m_from;
CBC_ResultPoint *m_to;
FX_INT32 m_transitions;
};
class CBC_DataMatrixDetector
{
public:
CBC_DataMatrixDetector(CBC_CommonBitMatrix *image);
virtual ~CBC_DataMatrixDetector();
CBC_QRDetectorResult *Detect(FX_INT32 &e);
CBC_ResultPoint *CorrectTopRightRectangular(CBC_ResultPoint *bottomLeft,
CBC_ResultPoint *bottomRight,
CBC_ResultPoint *topLeft,
CBC_ResultPoint *topRight,
FX_INT32 dimensionTop, FX_INT32 dimensionRight);
CBC_ResultPoint *CorrectTopRight(CBC_ResultPoint *bottomLeft,
CBC_ResultPoint *bottomRight,
CBC_ResultPoint *topLeft,
CBC_ResultPoint *topRight,
FX_INT32 dimension);
CBC_CommonBitMatrix *SampleGrid(CBC_CommonBitMatrix *image,
CBC_ResultPoint *topLeft,
CBC_ResultPoint *bottomLeft,
CBC_ResultPoint *bottomRight,
CBC_ResultPoint *topRight,
FX_INT32 dimensionX, FX_INT32 dimensionY, FX_INT32 &e);
CBC_ResultPointsAndTransitions *TransitionsBetween(CBC_ResultPoint *from, CBC_ResultPoint *to);
FX_BOOL IsValid(CBC_ResultPoint *p);
FX_INT32 Distance(CBC_ResultPoint *a, CBC_ResultPoint *b);
void Increment(CFX_MapPtrTemplate<CBC_ResultPoint*, FX_INT32> &table, CBC_ResultPoint *key);
FX_INT32 Round(FX_FLOAT d);
void OrderBestPatterns(CFX_PtrArray *patterns);
virtual void Init(FX_INT32 &e);
private:
CBC_CommonBitMatrix *m_image;
CBC_WhiteRectangleDetector *m_rectangleDetector;
const static FX_INT32 INTEGERS[5];
};
#endif
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