mirror of
https://github.com/tesseract-ocr/tesseract.git
synced 2024-12-03 17:29:04 +08:00
141 lines
4.0 KiB
C
141 lines
4.0 KiB
C
/******************************************************************************
|
|
** Filename: adaptive.h
|
|
** Purpose: Interface to adaptive matcher.
|
|
** Author: Dan Johnson
|
|
** History: Fri Mar 8 10:00:49 1991, DSJ, Created.
|
|
**
|
|
** (c) Copyright Hewlett-Packard Company, 1988.
|
|
** Licensed under the Apache License, Version 2.0 (the "License");
|
|
** you may not use this file except in compliance with the License.
|
|
** You may obtain a copy of the License at
|
|
** http://www.apache.org/licenses/LICENSE-2.0
|
|
** Unless required by applicable law or agreed to in writing, software
|
|
** distributed under the License is distributed on an "AS IS" BASIS,
|
|
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
** See the License for the specific language governing permissions and
|
|
** limitations under the License.
|
|
******************************************************************************/
|
|
#ifndef ADAPTIVE_H
|
|
#define ADAPTIVE_H
|
|
|
|
/*----------------------------------------------------------------------------
|
|
Include Files and Type Defines
|
|
----------------------------------------------------------------------------*/
|
|
#include "oldlist.h"
|
|
#include "intproto.h"
|
|
#include <stdio.h>
|
|
|
|
typedef struct
|
|
{
|
|
uinT16 ProtoId;
|
|
uinT16 dummy;
|
|
PROTO_STRUCT Proto;
|
|
}
|
|
|
|
|
|
TEMP_PROTO_STRUCT;
|
|
typedef TEMP_PROTO_STRUCT *TEMP_PROTO;
|
|
|
|
typedef struct
|
|
{
|
|
uinT8 NumTimesSeen;
|
|
uinT8 ProtoVectorSize;
|
|
PROTO_ID MaxProtoId;
|
|
BIT_VECTOR Protos;
|
|
int FontinfoId; // font information inferred from pre-trained templates
|
|
} TEMP_CONFIG_STRUCT;
|
|
typedef TEMP_CONFIG_STRUCT *TEMP_CONFIG;
|
|
|
|
typedef struct
|
|
{
|
|
UNICHAR_ID *Ambigs;
|
|
int FontinfoId; // font information inferred from pre-trained templates
|
|
} PERM_CONFIG_STRUCT;
|
|
typedef PERM_CONFIG_STRUCT *PERM_CONFIG;
|
|
|
|
typedef union
|
|
{
|
|
TEMP_CONFIG Temp;
|
|
PERM_CONFIG Perm;
|
|
} ADAPTED_CONFIG;
|
|
|
|
typedef struct
|
|
{
|
|
uinT8 NumPermConfigs;
|
|
uinT8 MaxNumTimesSeen; // maximum number of times any TEMP_CONFIG was seen
|
|
uinT8 dummy[2]; // (cut at matcher_min_examples_for_prototyping)
|
|
BIT_VECTOR PermProtos;
|
|
BIT_VECTOR PermConfigs;
|
|
LIST TempProtos;
|
|
ADAPTED_CONFIG Config[MAX_NUM_CONFIGS];
|
|
} ADAPT_CLASS_STRUCT;
|
|
typedef ADAPT_CLASS_STRUCT *ADAPT_CLASS;
|
|
|
|
typedef struct
|
|
{
|
|
INT_TEMPLATES Templates;
|
|
int NumNonEmptyClasses;
|
|
uinT8 NumPermClasses;
|
|
uinT8 dummy[3];
|
|
ADAPT_CLASS Class[MAX_NUM_CLASSES];
|
|
} ADAPT_TEMPLATES_STRUCT;
|
|
typedef ADAPT_TEMPLATES_STRUCT *ADAPT_TEMPLATES;
|
|
|
|
/*----------------------------------------------------------------------------
|
|
Public Function Prototypes
|
|
----------------------------------------------------------------------------*/
|
|
#define NumNonEmptyClassesIn(Template) ((Template)->NumNonEmptyClasses)
|
|
|
|
#define IsEmptyAdaptedClass(Class) ((Class)->NumPermConfigs == 0 && \
|
|
(Class)->TempProtos == NIL_LIST)
|
|
|
|
#define ConfigIsPermanent(Class,ConfigId) \
|
|
(test_bit ((Class)->PermConfigs, ConfigId))
|
|
|
|
#define MakeConfigPermanent(Class,ConfigId) \
|
|
(SET_BIT ((Class)->PermConfigs, ConfigId))
|
|
|
|
#define MakeProtoPermanent(Class,ProtoId) \
|
|
(SET_BIT ((Class)->PermProtos, ProtoId))
|
|
|
|
#define TempConfigFor(Class,ConfigId) \
|
|
((Class)->Config[ConfigId].Temp)
|
|
|
|
#define PermConfigFor(Class,ConfigId) \
|
|
((Class)->Config[ConfigId].Perm)
|
|
|
|
#define IncreaseConfidence(TempConfig) \
|
|
((TempConfig)->NumTimesSeen++)
|
|
|
|
void AddAdaptedClass(ADAPT_TEMPLATES Templates,
|
|
ADAPT_CLASS Class,
|
|
CLASS_ID ClassId);
|
|
|
|
void FreeTempProto(void *arg);
|
|
|
|
void FreeTempConfig(TEMP_CONFIG Config);
|
|
|
|
ADAPT_CLASS NewAdaptedClass();
|
|
|
|
void free_adapted_class(ADAPT_CLASS adapt_class);
|
|
|
|
void free_adapted_templates(ADAPT_TEMPLATES templates);
|
|
|
|
TEMP_CONFIG NewTempConfig(int MaxProtoId, int FontinfoId);
|
|
|
|
TEMP_PROTO NewTempProto();
|
|
|
|
ADAPT_CLASS ReadAdaptedClass(tesseract::TFile *File);
|
|
|
|
PERM_CONFIG ReadPermConfig(tesseract::TFile *File);
|
|
|
|
TEMP_CONFIG ReadTempConfig(tesseract::TFile *File);
|
|
|
|
void WriteAdaptedClass(FILE *File, ADAPT_CLASS Class, int NumConfigs);
|
|
|
|
void WritePermConfig(FILE *File, PERM_CONFIG Config);
|
|
|
|
void WriteTempConfig(FILE *File, TEMP_CONFIG Config);
|
|
|
|
#endif
|