Inheritance diagram for tesseract::TestableEquationDetect:

Public Member Functions
	TestableEquationDetect (const char tessdata, Tesseract lang_tesseract)

void	AddMathDigitBlobs (const int math_blobs, const int digit_blobs, const int total_blobs, ColPartition *part)

void	SetPixBinary (Image pix)

void	RunIdentifySpecialText (BLOBNBOX *blob, const int height_th)

BlobSpecialTextType	RunEstimateTypeForUnichar (const char *val)

EquationDetect::IndentType	RunIsIndented (ColPartitionGrid part_grid, ColPartition part)

bool	RunIsNearSmallNeighbor (const TBOX &seed_box, const TBOX &part_box)

bool	RunCheckSeedBlobsCount (ColPartition *part)

float	RunComputeForegroundDensity (const TBOX &tbox)

int	RunCountAlignment (const std::vector< int > &sorted_vec, const int val)

void	RunSplitCPHorLite (ColPartition part, std::vector< TBOX > splitted_boxes)

void	RunSplitCPHor (ColPartition part, std::vector< ColPartition > *parts_splitted)

void	TestComputeCPsSuperBBox (const TBOX &box, ColPartitionGrid *part_grid)

Public Member Functions inherited from tesseract::EquationDetect
	EquationDetect (const char equ_datapath, const char equ_language)

	~EquationDetect () override

void	SetLangTesseract (Tesseract *lang_tesseract)

int	LabelSpecialText (TO_BLOCK *to_block) override

int	FindEquationParts (ColPartitionGrid part_grid, ColPartitionSet *best_columns) override

void	SetResolution (const int resolution)

Public Member Functions inherited from tesseract::EquationDetectBase
	EquationDetectBase ()=default

virtual	~EquationDetectBase ()

virtual int	LabelSpecialText (TO_BLOCK *to_block)=0

virtual int	FindEquationParts (ColPartitionGrid part_grid, ColPartitionSet *best_columns)=0

Additional Inherited Members
Public Types inherited from tesseract::EquationDetect
enum	IndentType { NO_INDENT , LEFT_INDENT , RIGHT_INDENT , BOTH_INDENT , INDENT_TYPE_COUNT }

Static Public Member Functions inherited from tesseract::EquationDetectBase
static void	RenderSpecialText (Image pix, BLOBNBOX *blob)

Protected Member Functions inherited from tesseract::EquationDetect
void	IdentifySpecialText (BLOBNBOX *blob, const int height_th)

BlobSpecialTextType	EstimateTypeForUnichar (const UNICHARSET &unicharset, const UNICHAR_ID id) const

void	IdentifySpecialText ()

void	IdentifyBlobsToSkip (ColPartition *part)

void	MergePartsByLocation ()

void	SearchByOverlap (ColPartition seed, std::vector< ColPartition > *parts_overlap)

void	InsertPartAfterAbsorb (ColPartition *part)

void	IdentifySeedParts ()

bool	CheckSeedBlobsCount (ColPartition *part)

float	ComputeForegroundDensity (const TBOX &tbox)

bool	CheckForSeed2 (const std::vector< int > &indented_texts_left, const float foreground_density_th, ColPartition *part)

int	CountAlignment (const std::vector< int > &sorted_vec, const int val) const

bool	CheckSeedFgDensity (const float density_th, ColPartition *part)

void	SplitCPHorLite (ColPartition part, std::vector< TBOX > splitted_boxes)

void	SplitCPHor (ColPartition part, std::vector< ColPartition > *parts_splitted)

bool	CheckSeedDensity (const float math_density_high, const float math_density_low, const ColPartition *part) const

IndentType	IsIndented (ColPartition *part)

void	IdentifyInlineParts ()

void	ComputeCPsSuperBBox ()

void	IdentifyInlinePartsHorizontal ()

int	EstimateTextPartLineSpacing ()

void	IdentifyInlinePartsVertical (const bool top_to_bottom, const int textPartsLineSpacing)

bool	IsInline (const bool search_bottom, const int textPartsLineSpacing, ColPartition *part)

bool	ExpandSeed (ColPartition *seed)

void	ExpandSeedHorizontal (const bool search_left, ColPartition seed, std::vector< ColPartition > *parts_to_merge)

void	ExpandSeedVertical (const bool search_bottom, ColPartition seed, std::vector< ColPartition > *parts_to_merge)

bool	IsNearSmallNeighbor (const TBOX &seed_box, const TBOX &part_box) const

bool	CheckSeedNeighborDensity (const ColPartition *part) const

void	ProcessMathBlockSatelliteParts ()

bool	IsMathBlockSatellite (ColPartition part, std::vector< ColPartition > *math_blocks)

ColPartition *	SearchNNVertical (const bool search_bottom, const ColPartition *part)

bool	IsNearMathNeighbor (const int y_gap, const ColPartition *neighbor) const

void	GetOutputTiffName (const char *name, std::string &image_name) const

void	PaintColParts (const std::string &outfile) const

void	PaintSpecialTexts (const std::string &outfile) const

void	PrintSpecialBlobsDensity (const ColPartition *part) const

Protected Attributes inherited from tesseract::EquationDetect
Tesseract	equ_tesseract_

Tesseract *	lang_tesseract_

ColPartitionGrid *	part_grid_ = nullptr

ColPartitionSet **	best_columns_ = nullptr

TBOX *	cps_super_bbox_

std::vector< ColPartition * >	cp_seeds_

int	resolution_

int	page_count_

Detailed Description

Definition at line 33 of file equationdetect_test.cc.

Constructor & Destructor Documentation

◆ TestableEquationDetect()

tesseract::TestableEquationDetect::TestableEquationDetect	(	const char *	tessdata,
		Tesseract *	lang_tesseract
	)

inline

Definition at line 35 of file equationdetect_test.cc.

      : EquationDetect(tessdata, EQU_TRAINEDDATA_NAME) {
    SetLangTesseract(lang_tesseract);
  }

Member Function Documentation

◆ AddMathDigitBlobs()

void tesseract::TestableEquationDetect::AddMathDigitBlobs	(	const int	math_blobs,
		const int	digit_blobs,
		const int	total_blobs,
		ColPartition *	part
	)

inline

Definition at line 41 of file equationdetect_test.cc.

                                             {
    CHECK(part != nullptr);
    CHECK_LE(math_blobs + digit_blobs, total_blobs);
    int count = 0;
    for (int i = 0; i < math_blobs; i++, count++) {
      auto *blob = new BLOBNBOX();
      blob->set_special_text_type(BSTT_MATH);
      part->AddBox(blob);
    }
    for (int i = 0; i < digit_blobs; i++, count++) {
      auto *blob = new BLOBNBOX();
      blob->set_special_text_type(BSTT_DIGIT);
      part->AddBox(blob);
    }
    for (int i = count; i < total_blobs; i++) {
      auto *blob = new BLOBNBOX();
      blob->set_special_text_type(BSTT_NONE);
      part->AddBox(blob);
    }
  }

◆ RunCheckSeedBlobsCount()

bool tesseract::TestableEquationDetect::RunCheckSeedBlobsCount ( ColPartition * part )

inline

Definition at line 87 of file equationdetect_test.cc.

                                                  {
    return CheckSeedBlobsCount(part);
  }

◆ RunComputeForegroundDensity()

float tesseract::TestableEquationDetect::RunComputeForegroundDensity ( const TBOX & tbox )

inline

Definition at line 91 of file equationdetect_test.cc.

                                                      {
    return ComputeForegroundDensity(tbox);
  }

◆ RunCountAlignment()

int tesseract::TestableEquationDetect::RunCountAlignment	(	const std::vector< int > &	sorted_vec,
		const int	val
	)

inline

Definition at line 95 of file equationdetect_test.cc.

                                                                         {
    return CountAlignment(sorted_vec, val);
  }

◆ RunEstimateTypeForUnichar()

BlobSpecialTextType tesseract::TestableEquationDetect::RunEstimateTypeForUnichar ( const char * val )

inline

Definition at line 73 of file equationdetect_test.cc.

                                                                 {
    const UNICHARSET &unicharset = lang_tesseract_->unicharset;
    return EstimateTypeForUnichar(unicharset, unicharset.unichar_to_id(val));
  }

◆ RunIdentifySpecialText()

void tesseract::TestableEquationDetect::RunIdentifySpecialText	(	BLOBNBOX *	blob,
		const int	height_th
	)

inline

Definition at line 69 of file equationdetect_test.cc.

                                                                   {
    IdentifySpecialText(blob, height_th);
  }

◆ RunIsIndented()

EquationDetect::IndentType tesseract::TestableEquationDetect::RunIsIndented	(	ColPartitionGrid *	part_grid,
		ColPartition *	part
	)

inline

Definition at line 78 of file equationdetect_test.cc.

                                                                                          {
    this->part_grid_ = part_grid;
    return IsIndented(part);
  }

◆ RunIsNearSmallNeighbor()

bool tesseract::TestableEquationDetect::RunIsNearSmallNeighbor	(	const TBOX &	seed_box,
		const TBOX &	part_box
	)

inline

Definition at line 83 of file equationdetect_test.cc.

                                                                          {
    return IsNearSmallNeighbor(seed_box, part_box);
  }

◆ RunSplitCPHor()

void tesseract::TestableEquationDetect::RunSplitCPHor	(	ColPartition *	part,
		std::vector< ColPartition * > *	parts_splitted
	)

inline

Definition at line 103 of file equationdetect_test.cc.

                                                                                    {
    SplitCPHor(part, parts_splitted);
  }

◆ RunSplitCPHorLite()

void tesseract::TestableEquationDetect::RunSplitCPHorLite	(	ColPartition *	part,
		std::vector< TBOX > *	splitted_boxes
	)

inline

Definition at line 99 of file equationdetect_test.cc.

                                                                              {
    SplitCPHorLite(part, splitted_boxes);
  }

◆ SetPixBinary()

void tesseract::TestableEquationDetect::SetPixBinary ( Image pix )

inline

Definition at line 64 of file equationdetect_test.cc.

                               {
    CHECK_EQ(1, pixGetDepth(pix));
    *(lang_tesseract_->mutable_pix_binary()) = pix;
  }

◆ TestComputeCPsSuperBBox()

void tesseract::TestableEquationDetect::TestComputeCPsSuperBBox	(	const TBOX &	box,
		ColPartitionGrid *	part_grid
	)

inline

Definition at line 107 of file equationdetect_test.cc.

                                                                             {
    CHECK(part_grid != nullptr);
    part_grid_ = part_grid;
    ComputeCPsSuperBBox();
    EXPECT_TRUE(*cps_super_bbox_ == box);
  }

The documentation for this class was generated from the following file:

/media/home/debian/src/github/tesseract-ocr/tesseract/unittest/equationdetect_test.cc

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ TestableEquationDetect()

Member Function Documentation

◆ AddMathDigitBlobs()

◆ RunCheckSeedBlobsCount()

◆ RunComputeForegroundDensity()

◆ RunCountAlignment()

◆ RunEstimateTypeForUnichar()

◆ RunIdentifySpecialText()

◆ RunIsIndented()

◆ RunIsNearSmallNeighbor()

◆ RunSplitCPHor()

◆ RunSplitCPHorLite()

◆ SetPixBinary()

◆ TestComputeCPsSuperBBox()