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https://github.com/tesseract-ocr/tesseract.git
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7ec3dca968
Windows: use binary mode for fopen (issue 70); autotools: fixed cutil/Makefile.am, improved tessdata/Makefile.am; git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk@604 d0cd1f9f-072b-0410-8dd7-cf729c803f20
74 lines
2.7 KiB
C++
74 lines
2.7 KiB
C++
/**********************************************************************
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* File: blread.cpp (Formerly pdread.c)
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* Description: Friend function of BLOCK to read the uscan pd file.
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* Author: Ray Smith
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* Created: Mon Mar 18 14:39:00 GMT 1991
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*
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* (C) Copyright 1991, Hewlett-Packard Ltd.
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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** http://www.apache.org/licenses/LICENSE-2.0
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*
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**********************************************************************/
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#include "mfcpch.h"
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#include <stdlib.h>
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#ifdef __UNIX__
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#include <assert.h>
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#endif
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#include "scanutils.h"
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#include "fileerr.h"
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#include "blread.h"
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#define UNLV_EXT ".uzn" // unlv zone file
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/**********************************************************************
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* read_unlv_file
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*
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* Read a whole unlv zone file to make a list of blocks.
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**********************************************************************/
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bool read_unlv_file( //print list of sides
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STRING name, //basename of file
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inT32 xsize, //image size
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inT32 ysize, //image size
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BLOCK_LIST *blocks //output list
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) {
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FILE *pdfp; //file pointer
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BLOCK *block; //current block
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int x; //current top-down coords
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int y;
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int width; //of current block
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int height;
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BLOCK_IT block_it = blocks; //block iterator
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name += UNLV_EXT; //add extension
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if ((pdfp = fopen (name.string (), "rb")) == NULL) {
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return false; //didn't read one
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}
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else {
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while (fscanf (pdfp, "%d %d %d %d %*s", &x, &y, &width, &height) >= 4) {
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//make rect block
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block = new BLOCK (name.string (), TRUE, 0, 0,
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(inT16) x, (inT16) (ysize - y - height),
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(inT16) (x + width), (inT16) (ysize - y));
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//on end of list
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block_it.add_to_end (block);
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}
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fclose(pdfp);
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}
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return true;
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}
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void FullPageBlock(int width, int height, BLOCK_LIST *blocks) {
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BLOCK_IT block_it(blocks);
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BLOCK* block = new BLOCK("", TRUE, 0, 0, 0, 0, width, height);
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block_it.add_to_end(block);
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}
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