tesseract 4.1.1
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featdefs.h
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1/******************************************************************************
2 ** Filename: featdefs.h
3 ** Purpose: Definitions of currently defined feature types.
4 ** Author: Dan Johnson
5 **
6 ** (c) Copyright Hewlett-Packard Company, 1988.
7 ** Licensed under the Apache License, Version 2.0 (the "License");
8 ** you may not use this file except in compliance with the License.
9 ** You may obtain a copy of the License at
10 ** http://www.apache.org/licenses/LICENSE-2.0
11 ** Unless required by applicable law or agreed to in writing, software
12 ** distributed under the License is distributed on an "AS IS" BASIS,
13 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 ** See the License for the specific language governing permissions and
15 ** limitations under the License.
16 ******************************************************************************/
17
18#ifndef FEATDEFS_H
19#define FEATDEFS_H
20
24#include "ocrfeatures.h"
25
26/* Enumerate the different types of features currently defined. */
27#define NUM_FEATURE_TYPES 4
28extern TESS_API const char* const kMicroFeatureType;
29extern TESS_API const char* const kCNFeatureType;
30extern TESS_API const char* const kIntFeatureType;
31extern TESS_API const char* const kGeoFeatureType;
32
33/* A character is described by multiple sets of extracted features. Each
34 set contains a number of features of a particular type, for example, a
35 set of bays, or a set of closures, or a set of microfeatures. Each
36 feature consists of a number of parameters. All features within a
37 feature set contain the same number of parameters.*/
38
42};
44
48};
50
51/*----------------------------------------------------------------------
52 Generic functions for manipulating character descriptions
53----------------------------------------------------------------------*/
54void InitFeatureDefs(FEATURE_DEFS_STRUCT *featuredefs);
55
56void FreeCharDescription(CHAR_DESC CharDesc);
57
59
60bool ValidCharDescription(const FEATURE_DEFS_STRUCT &FeatureDefs,
61 CHAR_DESC CharDesc);
62
63void WriteCharDescription(const FEATURE_DEFS_STRUCT& FeatureDefs,
64 CHAR_DESC CharDesc, STRING* str);
65
67 FILE *File);
68
69uint32_t ShortNameToFeatureType(const FEATURE_DEFS_STRUCT &FeatureDefs,
70 const char *ShortName);
71
81#endif
#define TESS_API
Definition: platform.h:54
TESS_API const char *const kMicroFeatureType
Definition: featdefs.cpp:32
TESS_API const FEATURE_DESC_STRUCT PicoFeatDesc
void InitFeatureDefs(FEATURE_DEFS_STRUCT *featuredefs)
Definition: featdefs.cpp:112
const FEATURE_DESC_STRUCT OutlineFeatDesc
void WriteCharDescription(const FEATURE_DEFS_STRUCT &FeatureDefs, CHAR_DESC CharDesc, STRING *str)
Definition: featdefs.cpp:174
CHAR_DESC NewCharDescription(const FEATURE_DEFS_STRUCT &FeatureDefs)
Definition: featdefs.cpp:148
TESS_API const char *const kCNFeatureType
Definition: featdefs.cpp:33
uint32_t ShortNameToFeatureType(const FEATURE_DEFS_STRUCT &FeatureDefs, const char *ShortName)
Definition: featdefs.cpp:270
const FEATURE_DESC_STRUCT MicroFeatureDesc
TESS_API const char *const kIntFeatureType
Definition: featdefs.cpp:34
const FEATURE_DESC_STRUCT IntFeatDesc
const FEATURE_DESC_STRUCT GeoFeatDesc
CHAR_DESC ReadCharDescription(const FEATURE_DEFS_STRUCT &FeatureDefs, FILE *File)
Definition: featdefs.cpp:236
void FreeCharDescription(CHAR_DESC CharDesc)
Definition: featdefs.cpp:129
const FEATURE_DESC_STRUCT CharNormDesc
bool ValidCharDescription(const FEATURE_DEFS_STRUCT &FeatureDefs, CHAR_DESC CharDesc)
Definition: featdefs.cpp:195
TESS_API const char *const kGeoFeatureType
Definition: featdefs.cpp:35
#define NUM_FEATURE_TYPES
Definition: featdefs.h:27
Definition: strngs.h:45
uint32_t NumFeatureSets
Definition: featdefs.h:40
FEATURE_SET FeatureSets[NUM_FEATURE_TYPES]
Definition: featdefs.h:41
int32_t NumFeatureTypes
Definition: featdefs.h:46
const FEATURE_DESC_STRUCT * FeatureDesc[NUM_FEATURE_TYPES]
Definition: featdefs.h:47