| /****************************************************************************** |
| ** 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 |