mirror of
https://github.com/tesseract-ocr/tesseract.git
synced 2024-12-28 11:08:15 +08:00
425d593ebe
git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk/trunk@2 d0cd1f9f-072b-0410-8dd7-cf729c803f20
64 lines
2.2 KiB
C
64 lines
2.2 KiB
C
/******************************************************************************
|
|
** Filename: normfeat.h
|
|
** Purpose: Definition of character normalization features.
|
|
** Author: Dan Johnson
|
|
** History: 12/14/90, 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 NORMFEAT_H
|
|
#define NORMFEAT_H
|
|
|
|
/**----------------------------------------------------------------------------
|
|
Include Files and Type Defines
|
|
----------------------------------------------------------------------------**/
|
|
#include "ocrfeatures.h"
|
|
#include "tessclas.h"
|
|
#include "fxdefs.h"
|
|
|
|
#define LENGTH_COMPRESSION (10.0)
|
|
|
|
typedef enum
|
|
{ CharNormY, CharNormLength, CharNormRx, CharNormRy }
|
|
NORM_PARAM_NAME;
|
|
|
|
/**----------------------------------------------------------------------------
|
|
Public Function Prototypes
|
|
----------------------------------------------------------------------------**/
|
|
FLOAT32 ActualOutlineLength(FEATURE Feature);
|
|
|
|
FEATURE_SET ExtractCharNormFeatures(TBLOB *Blob, LINE_STATS *LineStats);
|
|
|
|
/*
|
|
#if defined(__STDC__) || defined(__cplusplus)
|
|
# define _ARGS(s) s
|
|
#else
|
|
# define _ARGS(s) ()
|
|
#endif*/
|
|
|
|
/* normfeat.c
|
|
FLOAT32 ActualOutlineLength
|
|
_ARGS((FEATURE Feature));
|
|
|
|
FEATURE_SET ExtractCharNormFeatures
|
|
_ARGS((BLOB *Blob,
|
|
LINE_STATS *LineStats));
|
|
|
|
#undef _ARGS
|
|
*/
|
|
|
|
/**----------------------------------------------------------------------------
|
|
Global Data Definitions and Declarations
|
|
----------------------------------------------------------------------------**/
|
|
extern FEATURE_DESC_STRUCT CharNormDesc;
|
|
#endif
|