BLOB_CHOICE Class Reference

#include <ratngs.h>

Inheritance diagram for BLOB_CHOICE:

Public Member Functions
	BLOB_CHOICE ()
	BLOB_CHOICE (UNICHAR_ID src_unichar_id, float src_rating, float src_cert, int script_id, float min_xheight, float max_xheight, float yshift, BlobChoiceClassifier c)
	BLOB_CHOICE (const BLOB_CHOICE &other)
	~BLOB_CHOICE ()=default
UNICHAR_ID	unichar_id () const
float	rating () const
float	certainty () const
int16_t	fontinfo_id () const
int16_t	fontinfo_id2 () const
const GenericVector< tesseract::ScoredFont > &	fonts () const
void	set_fonts (const GenericVector< tesseract::ScoredFont > &fonts)
int	script_id () const
const MATRIX_COORD &	matrix_cell ()
int16_t	xgap_before () const
int16_t	xgap_after () const
float	min_xheight () const
float	max_xheight () const
float	yshift () const
BlobChoiceClassifier	classifier () const
bool	IsAdapted () const
bool	IsClassified () const
void	set_unichar_id (UNICHAR_ID newunichar_id)
void	set_rating (float newrat)
void	set_certainty (float newrat)
void	set_script (int newscript_id)
void	set_matrix_cell (int col, int row)
void	set_xgap_before (int16_t gap)
void	set_xgap_after (int16_t gap)
void	set_classifier (BlobChoiceClassifier classifier)
bool	PosAndSizeAgree (const BLOB_CHOICE &other, float x_height, bool debug) const
void	print (const UNICHARSET *unicharset) const
void	print_full () const
Public Member Functions inherited from ELIST_LINK
	ELIST_LINK ()
	ELIST_LINK (const ELIST_LINK &)
void	operator= (const ELIST_LINK &)

Static Public Member Functions
static BLOB_CHOICE *	deep_copy (const BLOB_CHOICE *src)
static int	SortByRating (const void *p1, const void *p2)

Detailed Description

Definition at line 49 of file ratngs.h.

Constructor & Destructor Documentation

BLOB_CHOICE() [1/3]

BLOB_CHOICE::BLOB_CHOICE ( )

inline

Definition at line 52 of file ratngs.h.

                  {
      unichar_id_ = UNICHAR_SPACE;
      fontinfo_id_ = -1;
      fontinfo_id2_ = -1;
      rating_ = 10.0;
      certainty_ = -1.0;
      script_id_ = -1;
      xgap_before_ = 0;
      xgap_after_ = 0;
      min_xheight_ = 0.0f;
      max_xheight_ = 0.0f;
      yshift_ = 0.0f;
      classifier_ = BCC_FAKE;
    }

BLOB_CHOICE() [2/3]

BLOB_CHOICE::BLOB_CHOICE	(	UNICHAR_ID	src_unichar_id,
		float	src_rating,
		float	src_cert,
		int	src_script_id,
		float	min_xheight,
		float	max_xheight,
		float	yshift,
		BlobChoiceClassifier	c
	)

BLOB_CHOICE::BLOB_CHOICE

Constructor to build a BLOB_CHOICE from a char, rating and certainty.

Definition at line 92 of file ratngs.cpp.

                                                 {  // adapted match or other
  unichar_id_ = src_unichar_id;
  rating_ = src_rating;
  certainty_ = src_cert;
  fontinfo_id_ = -1;
  fontinfo_id2_ = -1;
  script_id_ = src_script_id;
  min_xheight_ = min_xheight;
  max_xheight_ = max_xheight;
  yshift_ = yshift;
  classifier_ = c;
}

BLOB_CHOICE() [3/3]

BLOB_CHOICE::BLOB_CHOICE

(

const BLOB_CHOICE &

other

)

BLOB_CHOICE::BLOB_CHOICE

Constructor to build a BLOB_CHOICE from another BLOB_CHOICE.

Definition at line 117 of file ratngs.cpp.

                                                 : ELIST_LINK(other) {
  unichar_id_ = other.unichar_id();
  rating_ = other.rating();
  certainty_ = other.certainty();
  fontinfo_id_ = other.fontinfo_id();
  fontinfo_id2_ = other.fontinfo_id2();
  script_id_ = other.script_id();
  matrix_cell_ = other.matrix_cell_;
  min_xheight_ = other.min_xheight_;
  max_xheight_ = other.max_xheight_;
  yshift_ = other.yshift();
  classifier_ = other.classifier_;
  fonts_ = other.fonts_;
}

~BLOB_CHOICE()

BLOB_CHOICE::~BLOB_CHOICE ( )

default

Member Function Documentation

certainty()

float BLOB_CHOICE::certainty ( ) const

inline

Definition at line 83 of file ratngs.h.

                            {
      return certainty_;
    }

classifier()

BlobChoiceClassifier BLOB_CHOICE::classifier ( ) const

inline

Definition at line 133 of file ratngs.h.

                                            {
      return classifier_;
    }

deep_copy()

static BLOB_CHOICE* BLOB_CHOICE::deep_copy ( const BLOB_CHOICE *  src )

inlinestatic

Definition at line 170 of file ratngs.h.

                                                          {
      BLOB_CHOICE* choice = new BLOB_CHOICE;
      *choice = *src;
      return choice;
    }

fontinfo_id()

int16_t BLOB_CHOICE::fontinfo_id ( ) const

inline

Definition at line 86 of file ratngs.h.

                                {
      return fontinfo_id_;
    }

fontinfo_id2()

int16_t BLOB_CHOICE::fontinfo_id2 ( ) const

inline

Definition at line 89 of file ratngs.h.

                                 {
      return fontinfo_id2_;
    }

fonts()

const GenericVector<tesseract::ScoredFont>& BLOB_CHOICE::fonts ( ) const

inline

Definition at line 92 of file ratngs.h.

                                                            {
      return fonts_;
    }

IsAdapted()

bool BLOB_CHOICE::IsAdapted ( ) const

inline

Definition at line 136 of file ratngs.h.

                           {
      return classifier_ == BCC_ADAPTED_CLASSIFIER;
    }

IsClassified()

bool BLOB_CHOICE::IsClassified ( ) const

inline

Definition at line 139 of file ratngs.h.

                              {
      return classifier_ == BCC_STATIC_CLASSIFIER ||
             classifier_ == BCC_ADAPTED_CLASSIFIER ||
             classifier_ == BCC_SPECKLE_CLASSIFIER;
    }

matrix_cell()

const MATRIX_COORD& BLOB_CHOICE::matrix_cell ( )

inline

Definition at line 115 of file ratngs.h.

                                      {
      return matrix_cell_;
    }

max_xheight()

float BLOB_CHOICE::max_xheight ( ) const

inline

Definition at line 127 of file ratngs.h.

                              {
      return max_xheight_;
    }

min_xheight()

float BLOB_CHOICE::min_xheight ( ) const

inline

Definition at line 124 of file ratngs.h.

                              {
      return min_xheight_;
    }

PosAndSizeAgree()

bool BLOB_CHOICE::PosAndSizeAgree	(	const BLOB_CHOICE &	other,
		float	x_height,
		bool	debug
	)		const

Definition at line 152 of file ratngs.cpp.

                                                    {
  double baseline_diff = fabs(yshift() - other.yshift());
  if (baseline_diff > kMaxBaselineDrift * x_height) {
    if (debug) {
      tprintf("Baseline diff %g for %d v %d\n",
              baseline_diff, unichar_id_, other.unichar_id_);
    }
    return false;
  }
  double this_range = max_xheight() - min_xheight();
  double other_range = other.max_xheight() - other.min_xheight();
  double denominator = ClipToRange(std::min(this_range, other_range),
                                   1.0, kMaxOverlapDenominator * x_height);
  double overlap = std::min(max_xheight(), other.max_xheight()) -
          std::max(min_xheight(), other.min_xheight());
  overlap /= denominator;
  if (debug) {
    tprintf("PosAndSize for %d v %d: bl diff = %g, ranges %g, %g / %g ->%g\n",
            unichar_id_, other.unichar_id_, baseline_diff,
            this_range, other_range, denominator, overlap);
  }

  return overlap >= kMinXHeightMatch;
}

print()

void BLOB_CHOICE::print ( const UNICHARSET *  unicharset ) const

inline

Definition at line 180 of file ratngs.h.

                                                   {
      tprintf("r%.2f c%.2f x[%g,%g]: %d %s",
              rating_, certainty_,
              min_xheight_, max_xheight_, unichar_id_,
              (unicharset == nullptr) ? "" :
              unicharset->debug_str(unichar_id_).string());
    }

print_full()

void BLOB_CHOICE::print_full ( ) const

inline

Definition at line 187 of file ratngs.h.

                            {
      print(nullptr);
      tprintf(" script=%d, font1=%d, font2=%d, yshift=%g, classifier=%d\n",
              script_id_, fontinfo_id_, fontinfo_id2_, yshift_, classifier_);
    }

rating()

float BLOB_CHOICE::rating ( ) const

inline

Definition at line 80 of file ratngs.h.

                         {
      return rating_;
    }

script_id()

int BLOB_CHOICE::script_id ( ) const

inline

Definition at line 112 of file ratngs.h.

                          {
      return script_id_;
    }

set_certainty()

void BLOB_CHOICE::set_certainty ( float  newrat )

inline

Definition at line 151 of file ratngs.h.

                                     {
      certainty_ = newrat;
    }

set_classifier()

void BLOB_CHOICE::set_classifier ( BlobChoiceClassifier  classifier )

inline

Definition at line 167 of file ratngs.h.

                                                         {
      classifier_ = classifier;
    }

set_fonts()

void BLOB_CHOICE::set_fonts ( const GenericVector< tesseract::ScoredFont > &  fonts )

inline

Definition at line 95 of file ratngs.h.

                                                                    {
      fonts_ = fonts;
      int score1 = 0, score2 = 0;
      fontinfo_id_ = -1;
      fontinfo_id2_ = -1;
      for (int f = 0; f < fonts_.size(); ++f) {
        if (fonts_[f].score > score1) {
          score2 = score1;
          fontinfo_id2_ = fontinfo_id_;
          score1 = fonts_[f].score;
          fontinfo_id_ = fonts_[f].fontinfo_id;
        } else if (fonts_[f].score > score2) {
          score2 = fonts_[f].score;
          fontinfo_id2_ = fonts_[f].fontinfo_id;
        }
      }
    }

set_matrix_cell()

void BLOB_CHOICE::set_matrix_cell ( int  col, int  row  )

inline

Definition at line 157 of file ratngs.h.

                                           {
      matrix_cell_.col = col;
      matrix_cell_.row = row;
    }

set_rating()

void BLOB_CHOICE::set_rating ( float  newrat )

inline

Definition at line 148 of file ratngs.h.

                                  {
      rating_ = newrat;
    }

set_script()

void BLOB_CHOICE::set_script ( int  newscript_id )

inline

Definition at line 154 of file ratngs.h.

                                      {
      script_id_ = newscript_id;
    }

set_unichar_id()

void BLOB_CHOICE::set_unichar_id ( UNICHAR_ID  newunichar_id )

inline

Definition at line 145 of file ratngs.h.

                                                  {
      unichar_id_ = newunichar_id;
    }

set_xgap_after()

void BLOB_CHOICE::set_xgap_after ( int16_t  gap )

inline

Definition at line 164 of file ratngs.h.

                                     {
      xgap_after_ = gap;
    }

set_xgap_before()

void BLOB_CHOICE::set_xgap_before ( int16_t  gap )

inline

Definition at line 161 of file ratngs.h.

                                      {
      xgap_before_ = gap;
    }

SortByRating()

static int BLOB_CHOICE::SortByRating ( const void *  p1, const void *  p2  )

inlinestatic

Definition at line 193 of file ratngs.h.

                                                            {
      const BLOB_CHOICE *bc1 = *static_cast<const BLOB_CHOICE *const *>(p1);
      const BLOB_CHOICE *bc2 = *static_cast<const BLOB_CHOICE *const *>(p2);
      return (bc1->rating_ < bc2->rating_) ? -1 : 1;
    }

unichar_id()

UNICHAR_ID BLOB_CHOICE::unichar_id ( ) const

inline

Definition at line 77 of file ratngs.h.

                                  {
      return unichar_id_;
    }

xgap_after()

int16_t BLOB_CHOICE::xgap_after ( ) const

inline

Definition at line 121 of file ratngs.h.

                               {
      return xgap_after_;
    }

xgap_before()

int16_t BLOB_CHOICE::xgap_before ( ) const

inline

Definition at line 118 of file ratngs.h.

                                {
      return xgap_before_;
    }

yshift()

float BLOB_CHOICE::yshift ( ) const

inline

Definition at line 130 of file ratngs.h.

                         {
      return yshift_;
    }

---

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

• /usr/src/tesseract-ocr.master/src/ccstruct/ratngs.h
• /usr/src/tesseract-ocr.master/src/ccstruct/ratngs.cpp