/usr/include/tesseract/pitsync1.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 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 | /**********************************************************************
* File: pitsync1.h (Formerly pitsync.h)
* Description: Code to find the optimum fixed pitch segmentation of some blobs.
* Author: Ray Smith
* Created: Thu Nov 19 11:48:05 GMT 1992
*
* (C) Copyright 1992, Hewlett-Packard Ltd.
** 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 PITSYNC1_H
#define PITSYNC1_H
#include "elst.h"
#include "clst.h"
#include "blobbox.h"
#include "params.h"
#include "statistc.h"
#include "pithsync.h"
#include "notdll.h"
#include "notdll.h"
class FPSEGPT_LIST;
class FPSEGPT:public ELIST_LINK
{
public:
FPSEGPT() { //empty
}
FPSEGPT( //constructor
inT16 x); //position
FPSEGPT( //constructor
inT16 x, //position
BOOL8 faking, //faking this one
inT16 offset, //extra cost dist
inT16 region_index, //segment number
inT16 pitch, //proposed pitch
inT16 pitch_error, //allowed tolerance
FPSEGPT_LIST *prev_list); //previous segment
FPSEGPT(FPCUTPT *cutpt); //build from new type
inT32 position() { //acces func
return xpos;
}
double cost_function() {
return cost;
}
double squares() {
return sq_sum;
}
double sum() {
return mean_sum;
}
FPSEGPT *previous() {
return pred;
}
inT16 cheap_cuts() const { //no of cheap cuts
return mid_cuts;
}
//faked split point
BOOL8 faked;
BOOL8 terminal; //successful end
inT16 fake_count; //total fakes to here
private:
inT16 mid_cuts; //no of cheap cuts
inT32 xpos; //location
FPSEGPT *pred; //optimal previous
double mean_sum; //mean so far
double sq_sum; //summed distsances
double cost; //cost function
};
ELISTIZEH (FPSEGPT) CLISTIZEH (FPSEGPT_LIST)
extern
INT_VAR_H (pitsync_linear_version, 0, "Use new fast algorithm");
extern
double_VAR_H (pitsync_joined_edge, 0.75,
"Dist inside big blob for chopping");
extern
double_VAR_H (pitsync_offset_freecut_fraction, 0.25,
"Fraction of cut for free cuts");
extern
INT_VAR_H (pitsync_fake_depth, 1, "Max advance fake generation");
double check_pitch_sync( //find segmentation
BLOBNBOX_IT *blob_it, //blobs to do
inT16 blob_count, //no of blobs
inT16 pitch, //pitch estimate
inT16 pitch_error, //tolerance
STATS *projection, //vertical
FPSEGPT_LIST *seg_list //output list
);
void make_illegal_segment( //find segmentation
FPSEGPT_LIST *prev_list, //previous segments
TBOX blob_box, //bounding box
BLOBNBOX_IT blob_it, //iterator
inT16 region_index, //number of segment
inT16 pitch, //pitch estimate
inT16 pitch_error, //tolerance
FPSEGPT_LIST *seg_list //output list
);
inT16 vertical_torow_projection( //project whole row
TO_ROW *row, //row to do
STATS *projection //output
);
void vertical_cblob_projection( //project outlines
C_BLOB *blob, //blob to project
STATS *stats //output
);
void vertical_coutline_projection( //project outlines
C_OUTLINE *outline, //outline to project
STATS *stats //output
);
#endif
|