tesseract/ccmain/tessio.h
2008-02-01 00:33:18 +00:00

111 lines
5.0 KiB
C

/**********************************************************************
* File: tessio.h (Formerly tessread.h)
* Description: Read/write Tesseract format row files.
* Author: Ray Smith
* Created: Wed Oct 09 15:02:46 BST 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 TESSIO_H
#define TESSIO_H
#include <stdio.h>
#include "tessclas.h"
#include "notdll.h"
TEXTROW *get_tess_row_file( //open read & close
const char *name, //file name
TPOINT *topright //corner
);
TBLOB *get_tess_blob_file( //open read & close
const char *name, //file name
TPOINT *topright //corner
);
TEXTROW *readrows( //read row file
int gphfd, /*file to read */
int count, /*number expected */
TPOINT *imagesize //size of image
);
TWERD *readwords( //read some words
int gphfd, /*file to read */
int count, /*number expected */
TEXTROW *row, /*row it comes from */
TPOINT *imagesize /*size of image */
);
TBLOB *readblobs( //read some blobs
int gphfd, /*file to read */
int count, /*number expected */
TPOINT *imagesize /*size of image */
);
char *readratings( //get a string
int gphfd, /*file to read */
int ratingspace /*size to read */
);
void readoutlines( //read some outlines
int gphfd, /*file to read */
TESSLINE **outlines, /*array of ptrs */
int outlinecount /*no to read */
);
int readgph( //read with testing
int fd, /*file to read */
void *start, /*buffer to write */
int size, /*amount to write */
int checkeof /*give error on eof? */
);
void write_row( //write a row
FILE *name, //file to write
TEXTROW *row /*row to write */
);
void write_error_row( //write special row
FILE *name, /*file name */
TEXTROW *row, /*row to write */
int wordcount /*no of words to go */
);
void write_error_blob( //write special blob
FILE *name, /*file name */
TBLOB *blob, /*blob to write */
char *charlist, /*true chars */
int charcount /*no of true chars */
);
void write_error_word( //write special word
FILE *name, /*file name */
TWERD *word, /*word to write */
char *charlist, /*true chars */
int charcount /*no of true chars */
);
void writeblob( //write a blob
FILE *name, /*file to write */
TBLOB *blob /*blob to write */
);
void serial_outlines( //serialize
FILE *name, /*file to write to */
TBLOB *blob, /*current blob */
register TESSLINE *outline, /*current outline */
int *outlineno /*current serial no */
);
int countloop( //count loopsize
register BYTEVEC *vector /*vectors to count */
);
int outlineserial( //get serial no
register TESSLINE *outline, /*start of serach */
register TESSLINE *target, /*outline to find */
int serial /*serial no so far */
);
void writegph( //interface to fwrite
FILE *name, /*file to write */
void *start, /*buffer to write */
int size /*amount to write */
);
#endif