classify/picofeat.h File Reference

#include "ocrfeatures.h"
#include "tessclas.h"
#include "fxdefs.h"

Go to the source code of this file.

Defines

• #define GetPicoFeatureLength()   (PicoFeatureLength)
• #define MAX_PICO_FEATURES   (1000)

Enumerations

• enum PICO_FEAT_PARAM_NAME {
    PicoFeatY, PicoFeatDir, PicoFeatX, PicoFeatY,
    PicoFeatDir, PicoFeatX
  }

  FIX:. More...
  

Functions

• FEATURE_SET ExtractPicoFeatures (TBLOB *Blob, LINE_STATS *LineStats)

  Dummy for now.
  

• void InitPicoFXVars ()

  Initialize the pico-feature extractor variables that can be tuned without recompiling.
  

Variables

• FEATURE_DESC_STRUCT PicoFeatDesc
• FLOAT32 PicoFeatureLength

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Define Documentation

 

#define GetPicoFeatureLength

(

)

(PicoFeatureLength)

Definition at line 45 of file picofeat.h.

Referenced by AddProtoToProtoPruner(), AmbigClassifier(), BaselineClassifier(), CharNormClassifier(), CompareProtos(), ConvertProto(), DummyFastMatch(), GetBaselineFeatures(), GetBestRatingFor(), GetCPPadsForLevel(), MakeNewTempProtos(), RenderIntFeature(), RenderIntProto(), and ShowBestMatchFor().

#define MAX_PICO_FEATURES   (1000)

Definition at line 40 of file picofeat.h.

Referenced by ExtractPicoFeatures().

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Enumeration Type Documentation

enum PICO_FEAT_PARAM_NAME

FIX:.

Enumerator:

PicoFeatY
PicoFeatDir
PicoFeatX
PicoFeatY
PicoFeatDir
PicoFeatX

Definition at line 33 of file picofeat.h.

{
   PicoFeatY,
   PicoFeatDir,
   PicoFeatX
} PICO_FEAT_PARAM_NAME;

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Function Documentation

FEATURE_SET ExtractPicoFeatures	(	TBLOB *	Blob,
		LINE_STATS *	LineStats
	)

Dummy for now.

Parameters:

	Blob	Blob to extract pico-features from
	LineStats	Statistics on text row blob is in

Note:

Globals: NormMethod Normalization method currently specified

Returns:

Pico-features for Blob.

Note:

Exceptions: none

Date:

9/4/90, DSJ, Created.

Definition at line 89 of file picofeat.cpp.

References baseline, ConvertBlob(), ConvertToPicoFeatures2(), first, FreeOutlines(), iterate, MAX_PICO_FEATURES, NewFeatureSet(), NormalizeOutlines(), NormalizePicoX(), NormMethod, and Outline.

Referenced by GetAdaptiveFeatures(), and GetBaselineFeatures().

                                                                    { 
  LIST Outlines;
  LIST RemainingOutlines;
  MFOUTLINE Outline;
  FEATURE_SET FeatureSet;
  FLOAT32 XScale, YScale;

  FeatureSet = NewFeatureSet (MAX_PICO_FEATURES);

  Outlines = ConvertBlob (Blob);

  NormalizeOutlines(Outlines, LineStats, &XScale, &YScale); 
  RemainingOutlines = Outlines;
  iterate(RemainingOutlines) { 
    Outline = (MFOUTLINE) first (RemainingOutlines);
    /*---------Debug--------------------------------------------------*
    OFile = fopen ("f:/ims/debug/pfOutline.logCPP", "r");
    if (OFile == NULL)
    {
      OFile = Efopen ("f:/ims/debug/pfOutline.logCPP", "w");
      WriteOutline(OFile, Outline);
    }
    else
    {
      fclose (OFile);
      OFile = Efopen ("f:/ims/debug/pfOutline.logCPP", "a");
    }
    WriteOutline(OFile, Outline);
    fclose (OFile);
    *--------------------------------------------------------------------*/
    ConvertToPicoFeatures2(Outline, FeatureSet); 
  }
  if (NormMethod == baseline)
    NormalizePicoX(FeatureSet); 
  /*---------Debug--------------------------------------------------*
  File = fopen ("f:/ims/debug/pfFeatSet.logCPP", "r");
  if (File == NULL)
  {
    File = Efopen ("f:/ims/debug/pfFeatSet.logCPP", "w");
    WriteFeatureSet(File, FeatureSet);
  }
  else
  {
    fclose (File);
    File = Efopen ("f:/ims/debug/pfFeatSet.logCPP", "a");
  }
  WriteFeatureSet(File, FeatureSet);
  fclose (File);
  *--------------------------------------------------------------------*/
  FreeOutlines(Outlines); 
  return (FeatureSet);

}                                /* ExtractPicoFeatures */

void InitPicoFXVars

(

)

Initialize the pico-feature extractor variables that can be tuned without recompiling.

Parameters:

none

Note:

Globals: PicoFeatureLength = Controls length of pico-features

Returns:

none

Note:

Exceptions: none

Date:

9/4/90, DSJ, Created.

Definition at line 155 of file picofeat.cpp.

References dummy, float_variable, PICO_FEATURE_LENGTH, and PicoFeatureLength.

Referenced by InitAdaptiveClassifierVars().

                      { 

   VALUE dummy;
   
   float_variable (PicoFeatureLength, "PicoFeatureLength",
      PICO_FEATURE_LENGTH);
   
}  /* InitPicoFXVars */

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Variable Documentation

FEATURE_DESC_STRUCT PicoFeatDesc

Referenced by CompareProtos(), and ConvertSegmentToPicoFeat().

FLOAT32 PicoFeatureLength

Definition at line 57 of file featdefs.cpp.

Referenced by ConvertSegmentToPicoFeat(), and InitPicoFXVars().

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