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Fix tesseract --list-langs

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Signed-off-by: Stefan Weil <sw@weil.de>
This commit is contained in:
Stefan Weil 2020-12-26 19:00:50 +01:00
parent e80a8869f5
commit 524fc67165
2 changed files with 12 additions and 6 deletions
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4
include/tesseract/baseapi.h
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@ -256,12 +256,12 @@ class TESS_API TessBaseAPI {
* Includes all languages loaded by the last Init, including those loaded
* as dependencies of other loaded languages.
*/
void GetLoadedLanguagesAsVector(GenericVector<STRING>* langs) const;
void GetLoadedLanguagesAsVector(std::vector<STRING>* langs) const;
/**
* Returns the available languages in the sorted vector of STRINGs.
*/
void GetAvailableLanguagesAsVector(GenericVector<STRING>* langs) const;
void GetAvailableLanguagesAsVector(std::vector<STRING>* langs) const;
/**
* Init only the lang model component of Tesseract. The only functions

14
src/api/baseapi.cpp
View File

@ -127,7 +127,7 @@ const int kMaxIntSize = 22;
/* Add all available languages recursively.
*/
static void addAvailableLanguages(const STRING &datadir, const STRING &base,
GenericVector<STRING>* langs)
std::vector<STRING>* langs)
{
auto base2 = base;
if (!base2.empty())
@ -278,6 +278,9 @@ void TessBaseAPI::SetInputName(const char* name) {
/** Set the name of the output files. Needed only for debugging. */
void TessBaseAPI::SetOutputName(const char* name) {
if (name == nullptr) {
name = "";
}
if (output_file_ == nullptr)
output_file_ = new STRING(name);
else
@ -363,6 +366,9 @@ int TessBaseAPI::Init(const char* data, int data_size, const char* language,
bool set_only_non_debug_params, FileReader reader) {
// Default language is "eng".
if (language == nullptr) language = "eng";
if (data == nullptr) {
data = "";
}
STRING datapath = data_size == 0 ? data : language;
// If the datapath, OcrEngineMode or the language have changed - start again.
// Note that the language_ field stores the last requested language that was
@ -441,7 +447,7 @@ const char* TessBaseAPI::GetInitLanguagesAsString() const {
* as dependencies of other loaded languages.
*/
void TessBaseAPI::GetLoadedLanguagesAsVector(
GenericVector<STRING>* langs) const {
std::vector<STRING>* langs) const {
langs->clear();
if (tesseract_ != nullptr) {
langs->push_back(tesseract_->lang);
@ -455,11 +461,11 @@ void TessBaseAPI::GetLoadedLanguagesAsVector(
* Returns the available languages in the sorted vector of STRINGs.
*/
void TessBaseAPI::GetAvailableLanguagesAsVector(
GenericVector<STRING>* langs) const {
std::vector<STRING>* langs) const {
langs->clear();
if (tesseract_ != nullptr) {
addAvailableLanguages(tesseract_->datadir, "", langs);
langs->sort(CompareSTRING);
std::sort(langs->begin(), langs->end());
}
}