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 (Pix *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 GenericVector< int > &sorted_vec, const int val)

void	RunSplitCPHorLite (ColPartition part, GenericVector< TBOX > splitted_boxes)

void	RunSplitCPHor (ColPartition part, GenericVector< 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 ()

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 (Pix 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, GenericVector< ColPartition > *parts_overlap)

void	InsertPartAfterAbsorb (ColPartition *part)

void	IdentifySeedParts ()

bool	CheckSeedBlobsCount (ColPartition *part)

float	ComputeForegroundDensity (const TBOX &tbox)

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

int	CountAlignment (const GenericVector< int > &sorted_vec, const int val) const

bool	CheckSeedFgDensity (const float density_th, ColPartition *part)

void	SplitCPHorLite (ColPartition part, GenericVector< TBOX > splitted_boxes)

void	SplitCPHor (ColPartition part, GenericVector< 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, GenericVector< ColPartition > *parts_to_merge)

void	ExpandSeedVertical (const bool search_bottom, ColPartition seed, GenericVector< 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, GenericVector< 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, STRING image_name) const

void	PaintColParts (const STRING &outfile) const

void	PaintSpecialTexts (const 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_

GenericVector< ColPartition * >	cp_seeds_

int	resolution_

int	page_count_

Detailed Description

Definition at line 27 of file equationdetect_test.cc.

Constructor & Destructor Documentation

◆ TestableEquationDetect()

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

inline

Definition at line 29 of file equationdetect_test.cc.

       : EquationDetect(tessdata, "equ") {
     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 35 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++) {
       BLOBNBOX* blob = new BLOBNBOX();
       blob->set_special_text_type(BSTT_MATH);
       part->AddBox(blob);
     }
     for (int i = 0; i < digit_blobs; i++, count++) {
       BLOBNBOX* blob = new BLOBNBOX();
       blob->set_special_text_type(BSTT_DIGIT);
       part->AddBox(blob);
     }
     for (int i = count; i < total_blobs; i++) {
       BLOBNBOX* blob = new BLOBNBOX();
       blob->set_special_text_type(BSTT_NONE);
       part->AddBox(blob);
     }
   }

◆ RunCheckSeedBlobsCount()

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

inline

Definition at line 82 of file equationdetect_test.cc.

                                                   {
     return CheckSeedBlobsCount(part);
   }

◆ RunComputeForegroundDensity()

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

inline

Definition at line 86 of file equationdetect_test.cc.

                                                       {
     return ComputeForegroundDensity(tbox);
   }

◆ RunCountAlignment()

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

inline

Definition at line 90 of file equationdetect_test.cc.

                                                                              {
     return CountAlignment(sorted_vec, val);
   }

◆ RunEstimateTypeForUnichar()

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

inline

Definition at line 67 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 63 of file equationdetect_test.cc.

                                                                    {
     IdentifySpecialText(blob, height_th);
   }

◆ RunIsIndented()

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

inline

Definition at line 72 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 78 of file equationdetect_test.cc.

                                                                           {
     return IsNearSmallNeighbor(seed_box, part_box);
   }

◆ RunSplitCPHor()

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

inline

Definition at line 99 of file equationdetect_test.cc.

                                                                    {
     SplitCPHor(part, parts_splitted);
   }

◆ RunSplitCPHorLite()

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

inline

Definition at line 94 of file equationdetect_test.cc.

                                                               {
     SplitCPHorLite(part, splitted_boxes);
   }

◆ SetPixBinary()

void tesseract::TestableEquationDetect::SetPixBinary ( Pix * pix )

inline

Definition at line 58 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 104 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:

/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()