/usr/include/tesseract/olutil.h is in libtesseract-dev 3.02.01-6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 | /* -*-C-*-
********************************************************************************
*
* File: olutil.h (Formerly olutil.h)
* Description:
* Author: Mark Seaman, SW Productivity
* Created: Fri Oct 16 14:37:00 1987
* Modified: Wed Jul 10 14:21:55 1991 (Mark Seaman) marks@hpgrlt
* Language: C
* Package: N/A
* Status: Reusable Software Component
*
* (c) Copyright 1987, 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 OLUTIL_H
#define OLUTIL_H
/*----------------------------------------------------------------------
I n c l u d e s
----------------------------------------------------------------------*/
#include "blobs.h"
/*----------------------------------------------------------------------
M a c r o s
----------------------------------------------------------------------*/
/**********************************************************************
* is_inside_angle
*
* Return true if the edgept supplied as input is an inside angle. This
* is determined by the angular change of the vectors from point to
* point.
**********************************************************************/
#define is_inside_angle(pt) \
(angle_change ((pt)->prev, (pt), (pt)->next) < chop_inside_angle)
/**********************************************************************
* same_outline_bounds
*
* Return TRUE if these two outlines have the same bounds.
**********************************************************************/
#define same_outline_bounds(outline,other_outline) \
(outline->topleft.x == other_outline->topleft.x && \
outline->topleft.y == other_outline->topleft.y && \
outline->botright.x == other_outline->botright.x && \
outline->botright.y == other_outline->botright.y) \
/**********************************************************************
* weighted_edgept_dist
*
* Return the distance (squared) between the two edge points.
**********************************************************************/
#define weighted_edgept_dist(p1,p2,chop_x_y_weight) \
(((p1)->pos.x - (p2)->pos.x) * \
((p1)->pos.x - (p2)->pos.x) * chop_x_y_weight + \
((p1)->pos.y - (p2)->pos.y) * \
((p1)->pos.y - (p2)->pos.y))
/*----------------------------------------------------------------------
F u n c t i o n s
----------------------------------------------------------------------*/
void correct_blob_order(TBLOB *blob1, TBLOB *blob2);
void eliminate_duplicate_outlines(TBLOB *blob);
void setup_blob_outlines(TBLOB *blob);
#endif
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