tesseract::CubeClassifier Class Reference

#include <cubeclassifier.h>

Inheritance diagram for tesseract::CubeClassifier:

Public Member Functions
	CubeClassifier (Tesseract *tesseract)
virtual	~CubeClassifier ()
virtual int	UnicharClassifySample (const TrainingSample &sample, Pix *page_pix, int debug, UNICHAR_ID keep_this, GenericVector< UnicharRating > *results)
virtual const ShapeTable *	GetShapeTable () const
Public Member Functions inherited from tesseract::ShapeClassifier
virtual	~ShapeClassifier ()
virtual int	BestShapeForUnichar (const TrainingSample &sample, Pix *page_pix, UNICHAR_ID unichar_id, ShapeRating *result)
virtual const UNICHARSET &	GetUnicharset () const
virtual void	DebugDisplay (const TrainingSample &sample, Pix *page_pix, UNICHAR_ID unichar_id)
virtual int	DisplayClassifyAs (const TrainingSample &sample, Pix *page_pix, UNICHAR_ID unichar_id, int index, PointerVector< ScrollView > *windows)
virtual void	UnicharPrintResults (const char *context, const GenericVector< UnicharRating > &results) const
virtual void	PrintResults (const char *context, const GenericVector< ShapeRating > &results) const

Additional Inherited Members
Protected Member Functions inherited from tesseract::ShapeClassifier
virtual int	ClassifySample (const TrainingSample &sample, Pix *page_pix, int debug, UNICHAR_ID keep_this, GenericVector< ShapeRating > *results)
void	FilterDuplicateUnichars (GenericVector< ShapeRating > *results) const

Detailed Description

Definition at line 39 of file cubeclassifier.h.

Constructor & Destructor Documentation

CubeClassifier()

tesseract::CubeClassifier::CubeClassifier ( tesseract::Tesseract *  tesseract )

explicit

Definition at line 35 of file cubeclassifier.cpp.

    : cube_cntxt_(tesseract->GetCubeRecoContext()),
      shape_table_(*tesseract->shape_table()) {
}

~CubeClassifier()

tesseract::CubeClassifier::~CubeClassifier ( )

virtual

Definition at line 39 of file cubeclassifier.cpp.

                                {
}

Member Function Documentation

GetShapeTable()

const ShapeTable * tesseract::CubeClassifier::GetShapeTable ( ) const

virtual

Provides access to the ShapeTable that this classifier works with.

Implements tesseract::ShapeClassifier.

Definition at line 74 of file cubeclassifier.cpp.

                                                      {
  return &shape_table_;
}

UnicharClassifySample()

int tesseract::CubeClassifier::UnicharClassifySample ( const TrainingSample &  sample, Pix *  page_pix, int  debug, UNICHAR_ID  keep_this, GenericVector< UnicharRating > *  results  )

virtual

Classifies the given [training] sample, writing to results. See ShapeClassifier for a full description.

Reimplemented from tesseract::ShapeClassifier.

Definition at line 44 of file cubeclassifier.cpp.

                                                                 {
  results->clear();
  if (page_pix == NULL) return 0;

  ASSERT_HOST(cube_cntxt_ != NULL);
  const TBOX& char_box = sample.bounding_box();
  CubeObject* cube_obj = new tesseract::CubeObject(
      cube_cntxt_, page_pix, char_box.left(),
      pixGetHeight(page_pix) - char_box.top(),
      char_box.width(), char_box.height());
  CharAltList* alt_list = cube_obj->RecognizeChar();
  if (alt_list != NULL) {
    alt_list->Sort();
    CharSet* char_set = cube_cntxt_->CharacterSet();
    for (int i = 0; i < alt_list->AltCount(); ++i) {
      // Convert cube representation to a shape_id.
      int alt_id = alt_list->Alt(i);
      int unichar_id = char_set->UnicharID(char_set->ClassString(alt_id));
      if (unichar_id >= 0)
        results->push_back(UnicharRating(unichar_id, alt_list->AltProb(i)));
    }
    delete alt_list;
  }
  delete cube_obj;
  return results->size();
}

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

• ccmain/cubeclassifier.h
• ccmain/cubeclassifier.cpp