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https://github.com/tesseract-ocr/tesseract.git
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4523ce9f7d
git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk@526 d0cd1f9f-072b-0410-8dd7-cf729c803f20
118 lines
3.5 KiB
C++
118 lines
3.5 KiB
C++
/**********************************************************************
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* File: tessbox.cpp (Formerly tessbox.c)
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* Description: Black boxed Tess for developing a resaljet.
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* Author: Ray Smith
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* Created: Thu Apr 23 11:03:36 BST 1992
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*
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* (C) Copyright 1992, 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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#ifdef _MSC_VER
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#pragma warning(disable:4244) // Conversion warnings
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#endif
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#include "mfcpch.h"
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#include "tfacep.h"
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#include "tfacepp.h"
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#include "tessbox.h"
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#include "mfoutline.h"
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#include "tesseractclass.h"
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#define EXTERN
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/**
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* @name tess_segment_pass1
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*
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* Segment a word using the pass1 conditions of the tess segmenter.
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* @param word word to do
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* @param blob_choices list of blob lists
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*/
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namespace tesseract {
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void Tesseract::tess_segment_pass1(WERD_RES *word,
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BLOB_CHOICE_LIST_CLIST *blob_choices) {
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int saved_enable_assoc = 0;
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int saved_chop_enable = 0;
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if (word->word->flag(W_DONT_CHOP)) {
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saved_enable_assoc = wordrec_enable_assoc;
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saved_chop_enable = chop_enable;
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wordrec_enable_assoc.set_value(0);
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chop_enable.set_value(0);
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if (word->word->flag(W_REP_CHAR))
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getDict().permute_only_top.set_value(true);
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}
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set_pass1();
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recog_word(word, blob_choices);
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if (word->word->flag(W_DONT_CHOP)) {
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wordrec_enable_assoc.set_value(saved_enable_assoc);
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chop_enable.set_value(saved_chop_enable);
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getDict().permute_only_top.set_value(false);
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}
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}
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/**
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* @name tess_segment_pass2
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*
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* Segment a word using the pass2 conditions of the tess segmenter.
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* @param word word to do
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* @param blob_choices list of blob lists
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*/
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void Tesseract::tess_segment_pass2(WERD_RES *word,
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BLOB_CHOICE_LIST_CLIST *blob_choices) {
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int saved_enable_assoc = 0;
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int saved_chop_enable = 0;
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if (word->word->flag(W_DONT_CHOP)) {
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saved_enable_assoc = wordrec_enable_assoc;
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saved_chop_enable = chop_enable;
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wordrec_enable_assoc.set_value(0);
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chop_enable.set_value(0);
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if (word->word->flag(W_REP_CHAR))
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getDict().permute_only_top.set_value(true);
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}
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set_pass2();
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recog_word(word, blob_choices);
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if (word->word->flag(W_DONT_CHOP)) {
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wordrec_enable_assoc.set_value(saved_enable_assoc);
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chop_enable.set_value(saved_chop_enable);
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getDict().permute_only_top.set_value(false);
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}
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}
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/**
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* @name tess_acceptable_word
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*
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* @return true if the word is regarded as "good enough".
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* @param word_choice after context
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* @param raw_choice before context
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*/
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BOOL8 Tesseract::tess_acceptable_word(
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WERD_CHOICE *word_choice, // after context
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WERD_CHOICE *raw_choice) { // before context
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return getDict().AcceptableResult(*word_choice);
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}
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/**
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* @name tess_add_doc_word
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*
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* Add the given word to the document dictionary
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*/
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void Tesseract::tess_add_doc_word(WERD_CHOICE *word_choice) {
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getDict().add_document_word(*word_choice);
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}
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} // namespace tesseract
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