Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/thirdparty/tesseract/src/dict/matchdefs.h @ 46:7ee69f120f19 default tip

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>>>>> tag v1.26.5+1 for changeset b74429b0f5c4
author Franz Glasner <fzglas.hg@dom66.de>
date Sat, 11 Oct 2025 17:17:30 +0200
parents b50eed0cc0ef
children
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1 /******************************************************************************
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2 ** Filename: matchdefs.h
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3 ** Purpose: Generic interface definitions for feature matchers.
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4 ** Author: Dan Johnson
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5 **
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6 ** (c) Copyright Hewlett-Packard Company, 1988.
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7 ** Licensed under the Apache License, Version 2.0 (the "License");
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8 ** you may not use this file except in compliance with the License.
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9 ** You may obtain a copy of the License at
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10 ** http://www.apache.org/licenses/LICENSE-2.0
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11 ** Unless required by applicable law or agreed to in writing, software
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12 ** distributed under the License is distributed on an "AS IS" BASIS,
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13 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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14 ** See the License for the specific language governing permissions and
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15 ** limitations under the License.
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16 ******************************************************************************/
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18 #ifndef MATCHDEFS_H
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19 #define MATCHDEFS_H
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21 #include <tesseract/unichar.h>
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23 #include <climits> // INT16_MAX
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24 #include <cstdint> // int16_t
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26 namespace tesseract {
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28 /* define the maximum number of classes defined for any matcher
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29 and the maximum class id for any matcher. This must be changed
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30 if more different classes need to be classified */
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31 #define MAX_NUM_CLASSES INT16_MAX
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33 /** a CLASS_ID is the ascii character to be associated with a class */
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34 using CLASS_ID = UNICHAR_ID;
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35 #define NO_CLASS (0)
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37 /** a PROTO_ID is the index of a prototype within it's class. Valid proto
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38 id's are 0 to N-1 where N is the number of prototypes that make up the
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39 class. */
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40 using PROTO_ID = int16_t;
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41 #define NO_PROTO (-1)
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43 /** FEATURE_ID is the index of a feature within a character description
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44 The feature id ranges from 0 to N-1 where N is the number
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45 of features in a character description. */
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46 using FEATURE_ID = uint8_t;
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48 } // namespace tesseract
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50 #endif