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109d1c8f21
git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk@286 d0cd1f9f-072b-0410-8dd7-cf729c803f20
97 lines
3.6 KiB
C
97 lines
3.6 KiB
C
/**********************************************************************
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* File: applybox.h (Formerly applybox.h)
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* Description: Re segment rows according to box file data
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* Author: Phil Cheatle
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* Created: Wed Nov 24 09:11:23 GMT 1993
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*
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* (C) Copyright 1993, 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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#ifndef APPLYBOX_H
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#define APPLYBOX_H
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#include "varable.h"
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#include "ocrblock.h"
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#include "ocrrow.h"
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#include "notdll.h"
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#include "unichar.h"
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extern BOOL_VAR_H (applybox_rebalance, TRUE, "Drop dead");
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extern INT_VAR_H (applybox_debug, 0, "Debug level");
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extern INT_VAR_H (applybox_page, 0, "Page number to apply boxes from");
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extern STRING_VAR_H (applybox_test_exclusions, "|",
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"Chars ignored for testing");
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extern double_VAR_H (applybox_error_band, 0.15, "Err band as fract of xht");
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extern STRING_VAR_H(exposure_pattern, "exp",
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"Exposure value follows this pattern in the image"
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" filename. The name of the image files are expected"
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" to be in the form [lang].[fontname].exp[num].tif");
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static const int kMinFragmentOutlineArea = 10;
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// Register uch with unicharset_boxes.
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UNICHAR_ID register_char(const char *uch);
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void apply_boxes(const STRING& filename,
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BLOCK_LIST *block_list //real blocks
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);
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void clear_any_old_text( //remove correct text
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BLOCK_LIST *block_list //real blocks
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);
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BOOL8 read_next_box(int page,
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FILE* box_file,
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TBOX *box,
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UNICHAR_ID *uch_id);
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ROW *find_row_of_box(
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BLOCK_LIST *block_list, //real blocks
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const TBOX &box, //from boxfile
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inT16 &block_id,
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inT16 &row_id_to_process);
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inT16 resegment_box(
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ROW *row,
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TBOX &box,
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UNICHAR_ID uch_id,
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inT16 block_id,
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inT16 row_id,
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inT16 boxfile_lineno,
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inT16 boxfile_charno,
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inT16 *tgt_char_counts,
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bool learn_char_fragments,
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bool learning);
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void tidy_up(
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BLOCK_LIST *block_list, //real blocks
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inT16 &ok_char_count,
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inT16 &ok_row_count,
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inT16 &unlabelled_words,
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inT16 *tgt_char_counts,
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inT16 &rebalance_count,
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UNICHAR_ID *min_uch_id,
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inT16 &min_samples,
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inT16 &final_labelled_blob_count,
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bool learn_character_fragments,
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bool learning);
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void report_failed_box(inT16 boxfile_lineno,
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inT16 boxfile_charno,
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TBOX box,
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const char *box_ch,
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const char *err_msg);
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void apply_box_training(const STRING& filename, BLOCK_LIST *block_list);
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#endif
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