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RAII: *::GetTSVText()

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This commit is contained in:
Raf Schietekat 2017-05-10 13:03:07 +02:00
parent a1fff874b4
commit b7b68a65dd
3 changed files with 4 additions and 3 deletions
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1
api/baseapi.cpp
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@ -1577,6 +1577,7 @@ char* TessBaseAPI::GetHOCRText(ETEXT_DESC* monitor, int page_number) {
/** /**
* Make a TSV-formatted string from the internal data structures. * Make a TSV-formatted string from the internal data structures.
* page_number is 0-based but will appear in the output as 1-based. * page_number is 0-based but will appear in the output as 1-based.
* Returned string must be freed with the delete [] operator.
*/ */
char* TessBaseAPI::GetTSVText(int page_number) { char* TessBaseAPI::GetTSVText(int page_number) {
if (tesseract_ == NULL || (page_res_ == NULL && Recognize(NULL) < 0)) if (tesseract_ == NULL || (page_res_ == NULL && Recognize(NULL) < 0))

1
api/baseapi.h
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@ -606,6 +606,7 @@ class TESS_API TessBaseAPI {
/** /**
* Make a TSV-formatted string from the internal data structures. * Make a TSV-formatted string from the internal data structures.
* page_number is 0-based but will appear in the output as 1-based. * page_number is 0-based but will appear in the output as 1-based.
* Returned string must be freed with the delete [] operator.
*/ */
char* GetTSVText(int page_number); char* GetTSVText(int page_number);

5
api/renderer.cpp
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@ -218,11 +218,10 @@ bool TessTsvRenderer::BeginDocumentHandler() {
bool TessTsvRenderer::EndDocumentHandler() { return true; } bool TessTsvRenderer::EndDocumentHandler() { return true; }
bool TessTsvRenderer::AddImageHandler(TessBaseAPI* api) { bool TessTsvRenderer::AddImageHandler(TessBaseAPI* api) {
char* tsv = api->GetTSVText(imagenum()); const std::unique_ptr<const char[]> tsv(api->GetTSVText(imagenum()));
if (tsv == NULL) return false; if (tsv == NULL) return false;
AppendString(tsv); AppendString(tsv.get());
delete[] tsv;
return true; return true;
} }