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/**********************************************************************
* File: blread.h (Formerly pdread.h)
* Description: Friend function of BLOCK to read the uscan pd file.
* Author: Ray Smith
* Created: Mon Mar 18 14:39:00 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 BLREAD_H
#define BLREAD_H
#include "varable.h"
#include "ocrblock.h"
BOOL8 read_pd_file( //print list of sides
STRING name, //basename of file
inT32 xsize, //image size
inT32 ysize, //image size
BLOCK_LIST *blocks //output list
);
void get_pd_vertex( //get new vertex
FILE *pdfp, //file to read
inT32 xsize, //image size
inT32 ysize, //image size
TBOX *box, //bounding box
inT32 &xcoord, //output coords
inT32 &ycoord);
BOOL8 read_hpd_file( //print list of sides
STRING name, //basename of file
inT32 xsize, //image size
inT32 ysize, //image size
BLOCK_LIST *blocks //output list
);
void scan_hpd_blocks( //print list of sides
const char *name, //block label
PAGE_BLOCK_LIST *page_blocks, //head of full pag
inT32 &block_no, //no of blocks
BLOCK_IT *block_it //block iterator
);
BOOL8 read_vec_file( //print list of sides
STRING name, //basename of file
inT32 xsize, //image size
inT32 ysize, //image size
BLOCK_LIST *blocks //output list
);
BOOL8 read_unlv_file( //print list of sides
STRING name, //basename of file
inT32 xsize, //image size
inT32 ysize, //image size
BLOCK_LIST *blocks //output list
);
#endif
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