tesseract  5.0.0
tesseract::TessOsdRenderer Class Reference

#include <renderer.h>

Inheritance diagram for tesseract::TessOsdRenderer:
tesseract::TessResultRenderer

Public Member Functions

 TessOsdRenderer (const char *outputbase)
 
- Public Member Functions inherited from tesseract::TessResultRenderer
virtual ~TessResultRenderer ()
 
void insert (TessResultRenderer *next)
 
TessResultRenderernext ()
 
bool BeginDocument (const char *title)
 
bool AddImage (TessBaseAPI *api)
 
bool EndDocument ()
 
const char * file_extension () const
 
const char * title () const
 
bool happy () const
 
int imagenum () const
 

Protected Member Functions

bool AddImageHandler (TessBaseAPI *api) override
 
- Protected Member Functions inherited from tesseract::TessResultRenderer
 TessResultRenderer (const char *outputbase, const char *extension)
 
virtual bool BeginDocumentHandler ()
 
virtual bool EndDocumentHandler ()
 
void AppendString (const char *s)
 
void AppendData (const char *s, int len)
 

Detailed Description

Renders tesseract output into an osd text string

Definition at line 300 of file renderer.h.

Constructor & Destructor Documentation

◆ TessOsdRenderer()

tesseract::TessOsdRenderer::TessOsdRenderer ( const char *  outputbase)
explicit

Definition at line 226 of file renderer.cpp.

226 : TessResultRenderer(outputbase, "osd") {}
TessResultRenderer(const char *outputbase, const char *extension)
Definition: renderer.cpp:33

Member Function Documentation

◆ AddImageHandler()

bool tesseract::TessOsdRenderer::AddImageHandler ( TessBaseAPI api)
overrideprotectedvirtual

Implements tesseract::TessResultRenderer.

Definition at line 228 of file renderer.cpp.

228  {
229  const std::unique_ptr<const char[]> osd(api->GetOsdText(imagenum()));
230  if (osd == nullptr) {
231  return false;
232  }
233 
234  AppendString(osd.get());
235 
236  return true;
237 }
void AppendString(const char *s)
Definition: renderer.cpp:111

The documentation for this class was generated from the following files: