mirror of
https://github.com/tesseract-ocr/tesseract.git
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425d593ebe
git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk/trunk@2 d0cd1f9f-072b-0410-8dd7-cf729c803f20
241 lines
7.9 KiB
C
241 lines
7.9 KiB
C
/******************************************************************************
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** Filename: intmatcher.h
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** Purpose: Interface to high level generic classifier routines.
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** Author: Robert Moss
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** History: Wed Feb 13 15:24:15 MST 1991, RWM, Created.
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**
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** (c) Copyright Hewlett-Packard Company, 1988.
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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** http://www.apache.org/licenses/LICENSE-2.0
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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******************************************************************************/
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#ifndef INTMATCHER_H
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#define INTMATCHER_H
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/**----------------------------------------------------------------------------
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Include Files and Type Defines
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----------------------------------------------------------------------------**/
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#include "debug.h"
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#include "intproto.h"
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#include "cutoffs.h"
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typedef struct
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{
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FLOAT32 Rating;
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UINT8 Config;
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UINT8 Config2;
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}
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INT_RESULT_STRUCT, *INT_RESULT;
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typedef struct
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{
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FLOAT32 Rating;
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FLOAT32 Rating2;
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UINT32 config_mask;
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CLASS_ID Class;
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}
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CP_RESULT_STRUCT;
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/*typedef CLASS_ID CLASS_PRUNER_RESULTS [MAX_NUM_CLASSES]; */
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typedef CP_RESULT_STRUCT CLASS_PRUNER_RESULTS[MAX_NUM_CLASSES];
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typedef UINT8 CLASS_NORMALIZATION_ARRAY[MAX_NUM_CLASSES];
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/*----------------------------------------------------------------------------
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Variables
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-----------------------------------------------------------------------------*/
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extern int AdaptProtoThresh;
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extern int AdaptFeatureThresh;
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/**----------------------------------------------------------------------------
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Public Function Prototypes
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----------------------------------------------------------------------------**/
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int ClassPruner(INT_TEMPLATES IntTemplates,
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INT16 NumFeatures,
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INT_FEATURE_ARRAY Features,
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CLASS_NORMALIZATION_ARRAY NormalizationFactors,
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CLASS_CUTOFF_ARRAY ExpectedNumFeatures,
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CLASS_PRUNER_RESULTS Results,
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int Debug);
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int feature_pruner(INT_TEMPLATES IntTemplates,
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INT16 NumFeatures,
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INT_FEATURE_ARRAY Features,
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INT32 NumClasses,
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CLASS_PRUNER_RESULTS Results);
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int prune_configs(INT_TEMPLATES IntTemplates,
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INT32 min_misses,
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INT16 NumFeatures,
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INT_FEATURE_ARRAY Features,
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CLASS_NORMALIZATION_ARRAY NormalizationFactors,
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INT32 class_count,
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UINT16 BlobLength,
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CLASS_PRUNER_RESULTS Results,
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int Debug);
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void PruningMatcher(INT_CLASS ClassTemplate,
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UINT16 BlobLength,
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INT16 NumFeatures,
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INT_FEATURE_ARRAY Features,
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INT32 min_misses,
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UINT8 NormalizationFactor,
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INT_RESULT Result,
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int Debug);
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void config_mask_to_proto_mask(INT_CLASS ClassTemplate,
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BIT_VECTOR config_mask,
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BIT_VECTOR proto_mask);
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void IntegerMatcher(INT_CLASS ClassTemplate,
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BIT_VECTOR ProtoMask,
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BIT_VECTOR ConfigMask,
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UINT16 BlobLength,
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INT16 NumFeatures,
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INT_FEATURE_ARRAY Features,
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INT32 min_misses,
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UINT8 NormalizationFactor,
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INT_RESULT Result,
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int Debug);
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int FindGoodProtos(INT_CLASS ClassTemplate,
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BIT_VECTOR ProtoMask,
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BIT_VECTOR ConfigMask,
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UINT16 BlobLength,
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INT16 NumFeatures,
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INT_FEATURE_ARRAY Features,
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PROTO_ID *ProtoArray,
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int Debug);
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int FindBadFeatures(INT_CLASS ClassTemplate,
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BIT_VECTOR ProtoMask,
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BIT_VECTOR ConfigMask,
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UINT16 BlobLength,
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INT16 NumFeatures,
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INT_FEATURE_ARRAY Features,
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FEATURE_ID *FeatureArray,
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int Debug);
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void InitIntegerMatcher();
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void InitIntegerMatcherVars();
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void PrintIntMatcherStats(FILE *f);
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void SetProtoThresh(FLOAT32 Threshold);
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void SetFeatureThresh(FLOAT32 Threshold);
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void SetBaseLineMatch();
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void SetCharNormMatch();
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/**----------------------------------------------------------------------------
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Private Function Prototypes
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----------------------------------------------------------------------------**/
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void IMClearTables (INT_CLASS ClassTemplate,
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int SumOfFeatureEvidence[MAX_NUM_CONFIGS],
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UINT8 ProtoEvidence[MAX_NUM_PROTOS][MAX_PROTO_INDEX]);
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void IMClearFeatureEvidenceTable (UINT8 FeatureEvidence[MAX_NUM_CONFIGS],
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int NumConfigs);
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void IMDebugConfiguration(INT_FEATURE FeatureNum,
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UINT16 ActualProtoNum,
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UINT8 Evidence,
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BIT_VECTOR ConfigMask,
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UINT32 ConfigWord);
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void IMDebugConfigurationSum(INT_FEATURE FeatureNum,
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UINT8 *FeatureEvidence,
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INT32 ConfigCount);
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void PMUpdateTablesForFeature (INT_CLASS ClassTemplate,
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int FeatureNum,
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INT_FEATURE Feature,
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UINT8 FeatureEvidence[MAX_NUM_CONFIGS],
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int SumOfFeatureEvidence[MAX_NUM_CONFIGS],
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int Debug);
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void IMUpdateTablesForFeature (INT_CLASS ClassTemplate,
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BIT_VECTOR ProtoMask,
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BIT_VECTOR ConfigMask,
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int FeatureNum,
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INT_FEATURE Feature,
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UINT8 FeatureEvidence[MAX_NUM_CONFIGS],
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int SumOfFeatureEvidence[MAX_NUM_CONFIGS],
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UINT8
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ProtoEvidence[MAX_NUM_PROTOS][MAX_PROTO_INDEX],
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int Debug);
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#ifndef GRAPHICS_DISABLED
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void IMDebugFeatureProtoError (INT_CLASS ClassTemplate,
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BIT_VECTOR ProtoMask,
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BIT_VECTOR ConfigMask,
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int SumOfFeatureEvidence[MAX_NUM_CONFIGS],
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UINT8
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ProtoEvidence[MAX_NUM_PROTOS][MAX_PROTO_INDEX],
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INT16 NumFeatures, int Debug);
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void IMDisplayProtoDebugInfo (INT_CLASS ClassTemplate,
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BIT_VECTOR ProtoMask,
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BIT_VECTOR ConfigMask,
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UINT8
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ProtoEvidence[MAX_NUM_PROTOS][MAX_PROTO_INDEX],
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int Debug);
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void IMDisplayFeatureDebugInfo(INT_CLASS ClassTemplate,
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BIT_VECTOR ProtoMask,
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BIT_VECTOR ConfigMask,
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INT16 NumFeatures,
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INT_FEATURE_ARRAY Features,
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int Debug);
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#endif
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void IMUpdateSumOfProtoEvidences (INT_CLASS ClassTemplate,
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BIT_VECTOR ConfigMask,
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int SumOfFeatureEvidence[MAX_NUM_CONFIGS],
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UINT8
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ProtoEvidence[MAX_NUM_PROTOS]
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[MAX_PROTO_INDEX], INT16 NumFeatures);
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void PMNormalizeSumOfEvidences (INT_CLASS ClassTemplate,
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int SumOfFeatureEvidence[MAX_NUM_CONFIGS],
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INT16 NumFeatures, INT32 used_features);
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void IMNormalizeSumOfEvidences (INT_CLASS ClassTemplate,
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int SumOfFeatureEvidence[MAX_NUM_CONFIGS],
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INT16 NumFeatures, INT32 used_features);
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int IMFindBestMatch (INT_CLASS ClassTemplate,
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int SumOfFeatureEvidence[MAX_NUM_CONFIGS],
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UINT16 BlobLength,
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UINT8 NormalizationFactor, INT_RESULT Result);
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#ifndef GRAPHICS_DISABLED
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void IMDebugBestMatch(int BestMatch,
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INT_RESULT Result,
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UINT16 BlobLength,
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UINT8 NormalizationFactor);
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#endif
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void HeapSort (int n, register INT16 ra[], register UINT8 rb[]);
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/**----------------------------------------------------------------------------
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Global Data Definitions and Declarations
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----------------------------------------------------------------------------**/
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extern int IntegerMatcherMultiplier;
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extern UINT32 EvidenceMultMask;
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#endif
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