Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/thirdparty/tesseract/src/training/unicharset/unicharset_training_utils.h @ 27:28f7eb8e96ac

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Add FreeBSD to classifiers
author Franz Glasner <fzglas.hg@dom66.de>
date Fri, 19 Sep 2025 19:08:19 +0200
parents b50eed0cc0ef
children
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1 ///////////////////////////////////////////////////////////////////////
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2 // File: unicharset_training_utils.h
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3 // Description: Training utilities for UNICHARSET.
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4 // Author: Ray Smith
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5 //
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6 // (C) Copyright 2014, Google Inc.
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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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17 ///////////////////////////////////////////////////////////////////////
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19 #ifndef TESSERACT_TRAINING_UNICHARSET_TRAINING_UTILS_H_
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20 #define TESSERACT_TRAINING_UNICHARSET_TRAINING_UTILS_H_
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22 #include "export.h"
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24 #include <tesseract/export.h>
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26 #include <string>
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28 namespace tesseract {
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30 class UNICHARSET;
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32 // Helper sets the character attribute properties and sets up the script table.
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33 // Does not set tops and bottoms.
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34 TESS_UNICHARSET_TRAINING_API
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35 void SetupBasicProperties(bool report_errors, bool decompose, UNICHARSET *unicharset);
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36 // Default behavior is to compose, until it is proven that decomposed benefits
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37 // at least one language.
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38 inline void SetupBasicProperties(bool report_errors, UNICHARSET *unicharset) {
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39 SetupBasicProperties(report_errors, false, unicharset);
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40 }
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41 // Helper sets the properties from universal script unicharsets, if found.
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42 TESS_UNICHARSET_TRAINING_API
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43 void SetScriptProperties(const std::string &script_dir, UNICHARSET *unicharset);
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44 // Helper gets the combined x-heights string.
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45 std::string GetXheightString(const std::string &script_dir, const UNICHARSET &unicharset);
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47 // Helper to set the properties for an input unicharset file, writes to the
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48 // output file. If an appropriate script unicharset can be found in the
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49 // script_dir directory, then the tops and bottoms are expanded using the
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50 // script unicharset.
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51 // If non-empty, xheight data for the fonts are written to the xheights_file.
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52 TESS_UNICHARSET_TRAINING_API
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53 void SetPropertiesForInputFile(const std::string &script_dir,
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54 const std::string &input_unicharset_file,
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55 const std::string &output_unicharset_file,
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56 const std::string &output_xheights_file);
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58 } // namespace tesseract.
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60 #endif // TESSERACT_TRAINING_UNICHARSET_TRAINING_UTILS_H_