mirror of
https://github.com/tesseract-ocr/tesseract.git
synced 2024-12-12 15:39:04 +08:00
9689f3f828
git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk@948 d0cd1f9f-072b-0410-8dd7-cf729c803f20
50 lines
2.0 KiB
C
50 lines
2.0 KiB
C
/**********************************************************************
|
|
* File: edgloop.h (Formerly edgeloop.h)
|
|
* Description: Functions to clean up an outline before approximation.
|
|
* Author: Ray Smith
|
|
* Created: Tue Mar 26 16:56:25 GMT 1991
|
|
*
|
|
* (C) Copyright 1991, 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 EDGLOOP_H
|
|
#define EDGLOOP_H
|
|
|
|
#include "scrollview.h"
|
|
#include "params.h"
|
|
#include "pdblock.h"
|
|
#include "coutln.h"
|
|
#include "crakedge.h"
|
|
|
|
#define BUCKETSIZE 16
|
|
|
|
|
|
extern INT_VAR_H (edges_children_per_grandchild, 10,
|
|
"Importance ratio for chucking outlines");
|
|
extern INT_VAR_H (edges_children_count_limit, 45,
|
|
"Max holes allowed in blob");
|
|
extern double_VAR_H (edges_childarea, 0.5,
|
|
"Max area fraction of child outline");
|
|
extern double_VAR_H (edges_boxarea, 0.8,
|
|
"Min area fraction of grandchild for box");
|
|
void complete_edge(CRACKEDGE *start, //start of loop
|
|
C_OUTLINE_IT* outline_it);
|
|
ScrollView::Color check_path_legal( //certify outline
|
|
CRACKEDGE *start //start of loop
|
|
);
|
|
inT16 loop_bounding_box( //get bounding box
|
|
CRACKEDGE *&start, //edge loop
|
|
ICOORD &botleft, //bounding box
|
|
ICOORD &topright);
|
|
#endif
|