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4523ce9f7d
git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk@526 d0cd1f9f-072b-0410-8dd7-cf729c803f20
51 lines
1.8 KiB
C++
51 lines
1.8 KiB
C++
/**********************************************************************
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* File: word_altlist.h
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* Description: Declaration of the Word Alternate List Class
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* Author: Ahmad Abdulkader
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* Created: 2008
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*
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* (C) Copyright 2008, Google Inc.
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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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// The WordAltList abstracts a alternate list of words and their corresponding
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// costs that result from the word recognition process. The class inherits
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// from the AltList class
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// It provides methods to add a new word alternate, its corresponding score and
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// a tag.
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#ifndef WORD_ALT_LIST_H
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#define WORD_ALT_LIST_H
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#include "altlist.h"
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namespace tesseract {
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class WordAltList : public AltList {
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public:
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explicit WordAltList(int max_alt);
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~WordAltList();
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// Sort the list of alternates based on cost
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void Sort();
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// insert an alternate word with the specified cost and tag
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bool Insert(char_32 *char_ptr, int cost, void *tag = NULL);
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// returns the alternate string at the specified position
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inline char_32 * Alt(int alt_idx) { return word_alt_[alt_idx]; }
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// print each entry of the altlist, both UTF8 and unichar ids, and
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// their costs, to stderr
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void PrintDebug();
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private:
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char_32 **word_alt_;
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};
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} // namespace tesseract
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#endif // WORD_ALT_LIST_H
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