dawg2wordlist.cpp File Reference

#include "dawg.h"
#include "host.h"
#include "serialis.h"
#include "tesscallback.h"
#include "trie.h"
#include "unicharset.h"

Go to the source code of this file.

Classes
class	WordOutputter

Functions
tesseract::Dawg *	LoadSquishedDawg (const UNICHARSET &unicharset, const char *filename)
int	WriteDawgAsWordlist (const UNICHARSET &unicharset, const tesseract::Dawg *dawg, const char *outfile_name)
int	main (int argc, char *argv[])

Variables
const int	kDictDebugLevel = 1

Function Documentation

LoadSquishedDawg()

tesseract::Dawg* LoadSquishedDawg	(	const UNICHARSET &	unicharset,
		const char *	filename
	)

Definition at line 29 of file dawg2wordlist.cpp.

                                                        {
  const int kDictDebugLevel = 1;
  tesseract::TFile dawg_file;
  if (!dawg_file.Open(filename, nullptr)) {
    tprintf("Could not open %s for reading.\n", filename);
    return nullptr;
  }
  tprintf("Loading word list from %s\n", filename);
  tesseract::SquishedDawg *retval = new tesseract::SquishedDawg(
      tesseract::DAWG_TYPE_WORD, "eng", SYSTEM_DAWG_PERM, kDictDebugLevel);
  if (!retval->Load(&dawg_file)) {
    tprintf("Could not read %s\n", filename);
    delete retval;
    return nullptr;
  }
  tprintf("Word list loaded.\n");
  return retval;
}

main()

int main	(	int	argc,
		char *	argv[]
	)

Definition at line 74 of file dawg2wordlist.cpp.

                                 {
  if (argc != 4) {
    tprintf("Print all the words in a given dawg.\n");
    tprintf("Usage: %s <unicharset> <dawgfile> <wordlistfile>\n",
            argv[0]);
    return 1;
  }
  const char *unicharset_file = argv[1];
  const char *dawg_file = argv[2];
  const char *wordlist_file = argv[3];
  UNICHARSET unicharset;
  if (!unicharset.load_from_file(unicharset_file)) {
    tprintf("Error loading unicharset from %s.\n", unicharset_file);
    return 1;
  }
  tesseract::Dawg *dict = LoadSquishedDawg(unicharset, dawg_file);
  if (dict == nullptr) {
    tprintf("Error loading dictionary from %s.\n", dawg_file);
    return 1;
  }
  int retval = WriteDawgAsWordlist(unicharset, dict, wordlist_file);
  delete dict;
  return retval;
}

WriteDawgAsWordlist()

int WriteDawgAsWordlist	(	const UNICHARSET &	unicharset,
		const tesseract::Dawg *	dawg,
		const char *	outfile_name
	)

Definition at line 58 of file dawg2wordlist.cpp.

                                                  {
  FILE *out = fopen(outfile_name, "wb");
  if (out == nullptr) {
    tprintf("Could not open %s for writing.\n", outfile_name);
    return 1;
  }
  WordOutputter outputter(out);
  TessCallback1<const char *> *print_word_cb =
      NewPermanentTessCallback(&outputter, &WordOutputter::output_word);
  dawg->iterate_words(unicharset, print_word_cb);
  delete print_word_cb;
  return fclose(out);
}

Variable Documentation

kDictDebugLevel

const int kDictDebugLevel = 1

Definition at line 27 of file dawg2wordlist.cpp.