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59 lines
2.5 KiB
C++
59 lines
2.5 KiB
C++
///////////////////////////////////////////////////////////////////////
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// File: unicharset_training_utils.h
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// Description: Training utilities for UNICHARSET.
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// Author: Ray Smith
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// Created: Fri Oct 17 17:14:01 PDT 2014
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//
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// (C) Copyright 2014, 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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#ifndef TESSERACT_TRAINING_UNICHARSET_TRAINING_UTILS_H_
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#define TESSERACT_TRAINING_UNICHARSET_TRAINING_UTILS_H_
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#include <string>
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#include "platform.h"
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class STATS;
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class UNICHARSET;
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namespace tesseract {
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// Helper sets the character attribute properties and sets up the script table.
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// Does not set tops and bottoms.
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void SetupBasicProperties(bool report_errors, bool decompose,
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UNICHARSET* unicharset);
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// Default behavior is to compose, until it is proven that decomposed benefits
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// at least one language.
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inline void SetupBasicProperties(bool report_errors, UNICHARSET* unicharset) {
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SetupBasicProperties(report_errors, false, unicharset);
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}
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// Helper sets the properties from universal script unicharsets, if found.
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void SetScriptProperties(const string& script_dir, UNICHARSET* unicharset);
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// Helper gets the combined x-heights string.
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string GetXheightString(const string& script_dir, const UNICHARSET& unicharset);
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// Helper to set the properties for an input unicharset file, writes to the
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// output file. If an appropriate script unicharset can be found in the
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// script_dir directory, then the tops and bottoms are expanded using the
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// script unicharset.
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// If non-empty, xheight data for the fonts are written to the xheights_file.
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void SetPropertiesForInputFile(const string& script_dir,
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const string& input_unicharset_file,
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const string& output_unicharset_file,
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const string& output_xheights_file);
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} // namespace tesseract.
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#endif // TESSERACT_TRAINING_UNICHARSET_TRAINING_UTILS_H_
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