tesseract  4.00.00dev
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 188 of file ltrresultiterator.h.

Constructor & Destructor Documentation

◆ ChoiceIterator()

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

Definition at line 345 of file ltrresultiterator.cpp.

345  {
346  ASSERT_HOST(result_it.it_->word() != NULL);
347  word_res_ = result_it.it_->word();
348  BLOB_CHOICE_LIST* choices = NULL;
349  if (word_res_->ratings != NULL)
350  choices = word_res_->GetBlobChoices(result_it.blob_index_);
351  if (choices != NULL && !choices->empty()) {
352  choice_it_ = new BLOB_CHOICE_IT(choices);
353  choice_it_->mark_cycle_pt();
354  } else {
355  choice_it_ = NULL;
356  }
357 }
#define ASSERT_HOST(x)
Definition: errcode.h:84
WERD * word
Definition: pageres.h:175

◆ ~ChoiceIterator()

tesseract::ChoiceIterator::~ChoiceIterator ( )

Definition at line 359 of file ltrresultiterator.cpp.

359  {
360  delete choice_it_;
361 }

Member Function Documentation

◆ Confidence()

float tesseract::ChoiceIterator::Confidence ( ) const

Definition at line 383 of file ltrresultiterator.cpp.

383  {
384  if (choice_it_ == NULL)
385  return 0.0f;
386  float confidence = 100 + 5 * choice_it_->data()->certainty();
387  if (confidence < 0.0f) confidence = 0.0f;
388  if (confidence > 100.0f) confidence = 100.0f;
389  return confidence;
390 }

◆ GetUTF8Text()

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

Definition at line 374 of file ltrresultiterator.cpp.

374  {
375  if (choice_it_ == NULL)
376  return NULL;
377  UNICHAR_ID id = choice_it_->data()->unichar_id();
378  return word_res_->uch_set->id_to_unichar_ext(id);
379 }
int UNICHAR_ID
Definition: unichar.h:33
const char * id_to_unichar_ext(UNICHAR_ID id) const
Definition: unicharset.cpp:274
const UNICHARSET * uch_set
Definition: pageres.h:192

◆ Next()

bool tesseract::ChoiceIterator::Next ( )

Definition at line 365 of file ltrresultiterator.cpp.

365  {
366  if (choice_it_ == NULL)
367  return false;
368  choice_it_->forward();
369  return !choice_it_->cycled_list();
370 }

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