tesseract  5.0.0
edgloop.h
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1 /**********************************************************************
2  * File: edgloop.h (Formerly edgeloop.h)
3  * Description: Functions to clean up an outline before approximation.
4  * Author: Ray Smith
5  *
6  * (C) Copyright 1991, Hewlett-Packard Ltd.
7  ** Licensed under the Apache License, Version 2.0 (the "License");
8  ** you may not use this file except in compliance with the License.
9  ** You may obtain a copy of the License at
10  ** http://www.apache.org/licenses/LICENSE-2.0
11  ** Unless required by applicable law or agreed to in writing, software
12  ** distributed under the License is distributed on an "AS IS" BASIS,
13  ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  ** See the License for the specific language governing permissions and
15  ** limitations under the License.
16  *
17  **********************************************************************/
18 
19 #ifndef EDGLOOP_H
20 #define EDGLOOP_H
21 
22 #include "coutln.h"
23 #include "crakedge.h"
24 #include "params.h"
25 #include "pdblock.h"
26 #include "scrollview.h"
27 
28 namespace tesseract {
29 
30 #define BUCKETSIZE 16
31 
32 void complete_edge(CRACKEDGE *start, // start of loop
33  C_OUTLINE_IT *outline_it);
34 ScrollView::Color check_path_legal( // certify outline
35  CRACKEDGE *start // start of loop
36 );
37 int16_t loop_bounding_box( // get bounding box
38  CRACKEDGE *&start, // edge loop
39  ICOORD &botleft, // bounding box
40  ICOORD &topright);
41 
42 } // namespace tesseract
43 
44 #endif
void complete_edge(CRACKEDGE *start, C_OUTLINE_IT *outline_it)
Definition: edgloop.cpp:38
int16_t loop_bounding_box(CRACKEDGE *&start, ICOORD &botleft, ICOORD &topright)
Definition: edgloop.cpp:117
ScrollView::Color check_path_legal(CRACKEDGE *start)
Definition: edgloop.cpp:67