tesseract  4.1.3
tesseract::ChoiceIterator Class Reference

#include <ltrresultiterator.h>

Public Member Functions

 ChoiceIterator (const LTRResultIterator &result_it)
 
 ~ChoiceIterator ()
 
bool Next ()
 
const char * GetUTF8Text () const
 
float Confidence () const
 

Detailed Description

Definition at line 187 of file ltrresultiterator.h.

Constructor & Destructor Documentation

◆ ChoiceIterator()

tesseract::ChoiceIterator::ChoiceIterator ( const LTRResultIterator result_it)
explicit

Definition at line 355 of file ltrresultiterator.cpp.

355  {
356  ASSERT_HOST(result_it.it_->word() != nullptr);
357  word_res_ = result_it.it_->word();
358  BLOB_CHOICE_LIST* choices = nullptr;
359  if (word_res_->ratings != nullptr)
360  choices = word_res_->GetBlobChoices(result_it.blob_index_);
361  if (choices != nullptr && !choices->empty()) {
362  choice_it_ = new BLOB_CHOICE_IT(choices);
363  choice_it_->mark_cycle_pt();
364  } else {
365  choice_it_ = nullptr;
366  }
367 }
WERD * word
Definition: pageres.h:186
#define ASSERT_HOST(x)
Definition: errcode.h:88

◆ ~ChoiceIterator()

tesseract::ChoiceIterator::~ChoiceIterator ( )

Definition at line 368 of file ltrresultiterator.cpp.

368 { delete choice_it_; }

Member Function Documentation

◆ Confidence()

float tesseract::ChoiceIterator::Confidence ( ) const

Definition at line 392 of file ltrresultiterator.cpp.

392  {
393  if (choice_it_ == nullptr) return 0.0f;
394  float confidence = 100 + 5 * choice_it_->data()->certainty();
395  if (confidence < 0.0f) confidence = 0.0f;
396  if (confidence > 100.0f) confidence = 100.0f;
397  return confidence;
398 }

◆ GetUTF8Text()

const char * tesseract::ChoiceIterator::GetUTF8Text ( ) const

Definition at line 380 of file ltrresultiterator.cpp.

380  {
381  if (choice_it_ == nullptr) return nullptr;
382  UNICHAR_ID id = choice_it_->data()->unichar_id();
383  return word_res_->uch_set->id_to_unichar_ext(id);
384 }
int UNICHAR_ID
Definition: unichar.h:34
const char * id_to_unichar_ext(UNICHAR_ID id) const
Definition: unicharset.cpp:299
const UNICHARSET * uch_set
Definition: pageres.h:203

◆ Next()

bool tesseract::ChoiceIterator::Next ( )

Definition at line 372 of file ltrresultiterator.cpp.

372  {
373  if (choice_it_ == nullptr) return false;
374  choice_it_->forward();
375  return !choice_it_->cycled_list();
376 }

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