tesseract/ccstruct/blobs.h
2007-03-07 20:03:40 +00:00

120 lines
3.5 KiB
C

/* -*-C-*-
********************************************************************************
*
* File: blobs.h (Formerly blobs.h)
* Description: Blob definition
* Author: Mark Seaman, OCR Technology
* Created: Fri Oct 27 15:39:52 1989
* Modified: Thu Mar 28 15:33:38 1991 (Mark Seaman) marks@hpgrlt
* Language: C
* Package: N/A
* Status: Experimental (Do Not Distribute)
*
* (c) Copyright 1989, Hewlett-Packard Company.
** 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 BLOBS_H
#define BLOBS_H
/*----------------------------------------------------------------------
I n c l u d e s
----------------------------------------------------------------------*/
#include "vecfuncs.h"
#include "tessclas.h"
/*----------------------------------------------------------------------
T y p e s
----------------------------------------------------------------------*/
typedef struct
{ /* Widths of pieces */
int num_chars;
int widths[1];
} WIDTH_RECORD;
/*----------------------------------------------------------------------
M a c r o s
----------------------------------------------------------------------*/
/**********************************************************************
* free_widths
*
* Free the memory taken up by a width array.
**********************************************************************/
#define free_widths(w) \
if (w) memfree (w)
/*----------------------------------------------------------------------
F u n c t i o n s
----------------------------------------------------------------------*/
void blob_origin(TBLOB *blob, /*blob to compute on */
TPOINT *origin); /*return value */
/*blob to compute on */
void blob_bounding_box(TBLOB *blob,
register TPOINT *topleft, /*bounding box */
register TPOINT *botright);
void blobs_bounding_box(TBLOB *blobs, TPOINT *topleft, TPOINT *botright);
void blobs_origin(TBLOB *blobs, /*blob to compute on */
TPOINT *origin); /*return value */
/*blob to compute on */
WIDTH_RECORD *blobs_widths(TBLOB *blobs);
int count_blobs(TBLOB *blobs);
void delete_word(TWERD *word);
void delete_edgepts(register EDGEPT *edgepts);
/*
#if defined(__STDC__) || defined(__cplusplus)
# define _ARGS(s) s
#else
# define _ARGS(s) ()
#endif*/
/* blobs.c
void blob_origin
_ARGS((BLOB *blob,
TPOINT *origin));
void blob_bounding_box
_ARGS((BLOB *blob,
TPOINT *topleft,
TPOINT *botright));
void blobs_bounding_box
_ARGS((BLOB *blobs,
TPOINT *topleft,
TPOINT *botright));
void blobs_origin
_ARGS((BLOB *blobs,
TPOINT *origin));
WIDTH_RECORD *blobs_widths
_ARGS((BLOB *blobs));
int count_blobs
_ARGS((BLOB *blobs));
void delete_word
_ARGS((TWERD *word));
void delete_edgepts
_ARGS((EDGEPT *edgepts));
#undef _ARGS
*/
#endif