tesseract 4.1.1
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ambiguous_words.cpp
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1
2// File: ambiguous_words.cpp
3// Description: A program that takes a text file with a list of words as
4// input (one per line) and outputs a file with the words
5// that were found in the dictionary followed by the words
6// that are ambiguous to them.
7// Author: Rika Antonova
8//
9// (C) Copyright 2011, Google Inc.
10// Licensed under the Apache License, Version 2.0 (the "License");
11// you may not use this file except in compliance with the License.
12// You may obtain a copy of the License at
13// http://www.apache.org/licenses/LICENSE-2.0
14// Unless required by applicable law or agreed to in writing, software
15// distributed under the License is distributed on an "AS IS" BASIS,
16// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17// See the License for the specific language governing permissions and
18// limitations under the License.
19//
21//
22
23#include "baseapi.h"
24#include "commontraining.h" // CheckSharedLibraryVersion
25#include "helpers.h"
26#include "strngs.h"
27#include "dict.h"
28#include "tesseractclass.h"
29
30int main(int argc, char** argv) {
31 tesseract::CheckSharedLibraryVersion();
32
33 // Parse input arguments.
34 if (argc > 1 && (!strcmp(argv[1], "-v") || !strcmp(argv[1], "--version"))) {
35 printf("%s\n", tesseract::TessBaseAPI::Version());
36 return 0;
37 } else if (argc != 4 && (argc != 6 || strcmp(argv[1], "-l") != 0)) {
38 printf("Usage: %s -v | --version | %s [-l lang] tessdata_dir wordlist_file"
39 " output_ambiguous_wordlist_file\n", argv[0], argv[0]);
40 return 1;
41 }
42 int argv_offset = 0;
43 STRING lang;
44 if (argc == 6) {
45 lang = argv[2];
46 argv_offset = 2;
47 } else {
48 lang = "eng";
49 }
50 const char *tessdata_dir = argv[++argv_offset];
51 const char *input_file_str = argv[++argv_offset];
52 const char *output_file_str = argv[++argv_offset];
53
54 // Initialize Tesseract.
56 GenericVector<STRING> vars_vec;
57 GenericVector<STRING> vars_values;
58 vars_vec.push_back("output_ambig_words_file");
59 vars_values.push_back(output_file_str);
60 api.Init(tessdata_dir, lang.string(), tesseract::OEM_TESSERACT_ONLY, nullptr,
61 0, &vars_vec, &vars_values, false);
62 tesseract::Dict &dict = api.tesseract()->getDict();
63 FILE *input_file = fopen(input_file_str, "rb");
64 if (input_file == nullptr) {
65 tprintf("Failed to open input wordlist file %s\n", input_file_str);
66 exit(1);
67 }
68 char str[CHARS_PER_LINE];
69
70 // Read word list and call Dict::NoDangerousAmbig() for each word
71 // to record ambiguities in the output file.
72 while (fgets(str, CHARS_PER_LINE, input_file) != nullptr) {
73 chomp_string(str); // remove newline
74 WERD_CHOICE word(str, dict.getUnicharset());
75 dict.NoDangerousAmbig(&word, nullptr, false, nullptr);
76 }
77 // Clean up.
78 fclose(input_file);
79}
void chomp_string(char *str)
Definition: helpers.h:77
DLLSYM void tprintf(const char *format,...)
Definition: tprintf.cpp:35
#define CHARS_PER_LINE
Definition: dict.h:38
int main(int argc, char **argv)
@ OEM_TESSERACT_ONLY
Definition: publictypes.h:269
int push_back(T object)
int Init(const char *datapath, const char *language, OcrEngineMode mode, char **configs, int configs_size, const GenericVector< STRING > *vars_vec, const GenericVector< STRING > *vars_values, bool set_only_non_debug_params)
Definition: baseapi.cpp:346
Tesseract * tesseract() const
Definition: baseapi.h:801
Dict & getDict() override
Definition: strngs.h:45
const char * string() const
Definition: strngs.cpp:194
bool NoDangerousAmbig(WERD_CHOICE *BestChoice, DANGERR *fixpt, bool fix_replaceable, MATRIX *ratings)
Definition: stopper.cpp:144
const UNICHARSET & getUnicharset() const
Definition: dict.h:101