classify/featdefs.h

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#ifndef   FEATDEFS_H
#define   FEATDEFS_H

/* =================
          Include Files and Type Defines
 ==================== */
#include "ocrfeatures.h"

#define NUM_FEATURE_TYPES 4

#define ILLEGAL_SHORT_NAME  2000

typedef struct
{
  UINT32 NumFeatureSets;
  FEATURE_SET FeatureSets[NUM_FEATURE_TYPES];
} CHAR_DESC_STRUCT;


typedef CHAR_DESC_STRUCT *CHAR_DESC;

typedef struct
{
  UINT32 NumFeatureTypes;
  FEATURE_DESC FeatureDesc[NUM_FEATURE_TYPES];
  FEATURE_EXT_STRUCT* FeatureExtractors[NUM_FEATURE_TYPES];
  int FeatureEnabled[NUM_FEATURE_TYPES];
} FEATURE_DEFS_STRUCT;

typedef FEATURE_DEFS_STRUCT *FEATURE_DEFS;

/*
Macros for finding feature definitions
*/
#define NumFeaturesDefined()  (FeatureDefs.NumFeatureTypes)
#define DefinitionOf(Type)  (FeatureDefs.FeatureDesc[Type])
#define ExtractorOf(Type)  (FeatureDefs.FeatureExtractors[Type])
#define FeatureOn(Type)   (FeatureDefs.FeatureEnabled[Type])

/*
Macros for manipulating character descriptions
*/
#define NumFeatureSetsIn(Char)    ((Char)->NumFeatureSets)
#define FeaturesOfType(Char, Type)  ((Char)->FeatureSets[Type])

/*----------------------------------------------------------------------
    Generic functions for manipulating character descriptions
----------------------------------------------------------------------*/
void FreeCharDescription(CHAR_DESC CharDesc);

CHAR_DESC NewCharDescription();

void WriteCharDescription(FILE *File, CHAR_DESC CharDesc);

CHAR_DESC ReadCharDescription(FILE *File);

int ShortNameToFeatureType(const char *ShortName);

/* =================
        Global Data Definitions and Declarations
 ==================== */
extern FEATURE_DEFS_STRUCT FeatureDefs;
#endif

---