#include <renderer.h>

Inheritance diagram for tesseract::TessHOcrRenderer:

Public Member Functions
	TessHOcrRenderer (const char *outputbase, bool font_info)

	TessHOcrRenderer (const char *outputbase)

Public Member Functions inherited from tesseract::TessResultRenderer
virtual	~TessResultRenderer ()

void	insert (TessResultRenderer *next)

TessResultRenderer *	next ()

bool	BeginDocument (const char *title)

bool	AddImage (TessBaseAPI *api)

bool	EndDocument ()

const char *	file_extension () const

const char *	title () const

bool	happy ()

int	imagenum () const

Protected Member Functions
bool	BeginDocumentHandler () override

bool	AddImageHandler (TessBaseAPI *api) override

bool	EndDocumentHandler () override

Protected Member Functions inherited from tesseract::TessResultRenderer
	TessResultRenderer (const char outputbase, const char extension)

void	AppendString (const char *s)

void	AppendData (const char *s, int len)

Detailed Description

Renders tesseract output into an hocr text string

Definition at line 166 of file renderer.h.

Constructor & Destructor Documentation

tesseract::TessHOcrRenderer::TessHOcrRenderer	(	const char *	outputbase,
		bool	font_info
	)

explicit

Definition at line 375 of file hocrrenderer.cpp.

     : TessResultRenderer(outputbase, "hocr") {
   font_info_ = font_info;
 }

tesseract::TessHOcrRenderer::TessHOcrRenderer ( const char * outputbase )

explicit

Definition at line 370 of file hocrrenderer.cpp.

     : TessResultRenderer(outputbase, "hocr") {
   font_info_ = false;
 }

Member Function Documentation

bool tesseract::TessHOcrRenderer::AddImageHandler ( TessBaseAPI * api )

overrideprotectedvirtual

Implements tesseract::TessResultRenderer.

Definition at line 411 of file hocrrenderer.cpp.

                                                        {
   const std::unique_ptr<const char[]> hocr(api->GetHOCRText(imagenum()));
   if (hocr == nullptr) return false;
 
   AppendString(hocr.get());
 
   return true;
 }

bool tesseract::TessHOcrRenderer::BeginDocumentHandler ( )

overrideprotectedvirtual

Reimplemented from tesseract::TessResultRenderer.

Definition at line 380 of file hocrrenderer.cpp.

                                             {
   AppendString(
       "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
       "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\"\n"
       "    \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\n"
       "<html xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"en\" "
       "lang=\"en\">\n <head>\n  <title>");
   AppendString(title());
   AppendString(
       "</title>\n"
       "  <meta http-equiv=\"Content-Type\" content=\"text/html;"
       "charset=utf-8\"/>\n"
       "  <meta name='ocr-system' content='tesseract " PACKAGE_VERSION
       "' />\n"
       "  <meta name='ocr-capabilities' content='ocr_page ocr_carea ocr_par"
       " ocr_line ocrx_word ocrp_wconf");
   if (font_info_) AppendString(" ocrp_lang ocrp_dir ocrp_font ocrp_fsize");
   AppendString(
       "'/>\n"
       " </head>\n"
       " <body>\n");
 
   return true;
 }

bool tesseract::TessHOcrRenderer::EndDocumentHandler ( )

overrideprotectedvirtual

Reimplemented from tesseract::TessResultRenderer.

Definition at line 405 of file hocrrenderer.cpp.

                                           {
   AppendString(" </body>\n</html>\n");
 
   return true;
 }

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

src/api/renderer.h
src/api/hocrrenderer.cpp

Public Member Functions

Protected Member Functions

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation