tesseract 4.1.1
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normfeat.cpp
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1/******************************************************************************
2 ** Filename: normfeat.c
3 ** Purpose: Definition of char normalization features.
4 ** Author: Dan Johnson
5 ** History: 12/14/90, DSJ, Created.
6 **
7 ** (c) Copyright Hewlett-Packard Company, 1988.
8 ** Licensed under the Apache License, Version 2.0 (the "License");
9 ** you may not use this file except in compliance with the License.
10 ** You may obtain a copy of the License at
11 ** http://www.apache.org/licenses/LICENSE-2.0
12 ** Unless required by applicable law or agreed to in writing, software
13 ** distributed under the License is distributed on an "AS IS" BASIS,
14 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 ** See the License for the specific language governing permissions and
16 ** limitations under the License.
17 ******************************************************************************/
18/*----------------------------------------------------------------------------
19 Include Files and Type Defines
20----------------------------------------------------------------------------*/
21#include "normfeat.h"
22
23#include "intfx.h"
24#include "featdefs.h"
25#include "mfoutline.h"
26
27/*----------------------------------------------------------------------------
28 Public Code
29----------------------------------------------------------------------------*/
30
33 return (Feature->Params[CharNormLength] * LENGTH_COMPRESSION);
34}
35
62 FEATURE_SET feature_set = NewFeatureSet(1);
64
65 feature->Params[CharNormY] =
67 feature->Params[CharNormLength] =
69 feature->Params[CharNormRx] = MF_SCALE_FACTOR * fx_info.Rx;
70 feature->Params[CharNormRy] = MF_SCALE_FACTOR * fx_info.Ry;
71
72 AddFeature(feature_set, feature);
73
74 return feature_set;
75} /* ExtractCharNormFeatures */
const int kBlnBaselineOffset
Definition: normalis.h:25
const FEATURE_DESC_STRUCT CharNormDesc
const float MF_SCALE_FACTOR
Definition: mfoutline.h:71
FEATURE_SET ExtractCharNormFeatures(const INT_FX_RESULT_STRUCT &fx_info)
Definition: normfeat.cpp:61
float ActualOutlineLength(FEATURE Feature)
Definition: normfeat.cpp:32
#define LENGTH_COMPRESSION
Definition: normfeat.h:27
@ CharNormRx
Definition: normfeat.h:30
@ CharNormY
Definition: normfeat.h:30
@ CharNormRy
Definition: normfeat.h:30
@ CharNormLength
Definition: normfeat.h:30
FEATURE NewFeature(const FEATURE_DESC_STRUCT *FeatureDesc)
Definition: ocrfeatures.cpp:78
bool AddFeature(FEATURE_SET FeatureSet, FEATURE Feature)
Definition: ocrfeatures.cpp:40
FEATURE_SET NewFeatureSet(int NumFeatures)
Definition: ocrfeatures.cpp:94
int16_t Ymean
Definition: intfx.h:37
int32_t Length
Definition: intfx.h:36
float Params[1]
Definition: ocrfeatures.h:61