hocr.h(3)
| src/hocr.h(3) | libhocr | src/hocr.h(3) |
NAME
src/hocr.h - libhocr main C language header.
SYNOPSIS
#include <ho_pixbuf.h>
#include <ho_array.h>
#include <ho_array_hist.h>
#include <ho_array_stat.h>
#include <ho_bitmap.h>
#include <ho_bitmap_hist.h>
#include <ho_objmap.h>
#include <ho_layout.h>
#include <ho_dimentions.h>
#include <ho_segment.h>
#include <ho_font.h>
#include <ho_recognize.h>
#include <ho_recognize_nikud.h>
#include <ho_linguistics.h>
#include <ho_string.h>
Defines
#define HOCR_H 1
Functions
ho_bitmap * hocr_image_processing (const
ho_pixbuf *pix_in, const unsigned char scale, const unsigned char
no_auto_scale, double rotate, const unsigned char no_auto_rotate, const
unsigned char adaptive, const unsigned char threshold, const unsigned char
a_threshold, int *progress)
ho_layout * hocr_layout_analysis (const ho_bitmap *m_in,
const int font_spacing_code, const int paragraph_setup, const int
slicing_threshold, const int slicing_width, const int line_leeway, const
unsigned char dir_ltr, int *progress)
int hocr_font_recognition (const ho_layout *l_page,
ho_string *s_text_out, const unsigned char html, int font_code, const
unsigned char nikud, unsigned char do_linguistics, int *progress)
int hocr_do_ocr_fine (const ho_pixbuf *pix_in, ho_string
*s_text_out, const unsigned char scale, const unsigned char no_auto_scale,
double rotate, const unsigned char no_auto_rotate, const unsigned char
adaptive, const unsigned char threshold, const unsigned char a_threshold,
const int font_spacing_code, const int paragraph_setup, const int
slicing_threshold, const int slicing_width, const int line_leeway, const
unsigned char dir_ltr, const unsigned char html, int font_code, const
unsigned char nikud, const unsigned char do_linguistics, int *progress)
int hocr_do_ocr (const ho_pixbuf *pix_in, ho_string
*s_text_out, const unsigned char html, int font_code, const unsigned char
do_linguistics, int *progress)
const char * hocr_get_build_string ()
const char * hocr_get_version_string ()
Detailed Description
libhocr main C language header.
libhocr - LIBrary for Hebrew Optical Character Recognition
Define Documentation
#define HOCR_H 1
Function Documentation
ho_bitmap* hocr_image_processing (const ho_pixbuf * pix_in, const unsigned char scale, const unsigned char no_auto_scale, double rotate, const unsigned char no_auto_rotate, const unsigned char adaptive, const unsigned char threshold, const unsigned char a_threshold, int * progress)
convert a gray pixbuf to bitmap
Parameters:
scale the scale to use
no_auto_scale do not try to autoscale
rotate the rotation angle to use
no_auto_rotate do not try to autorotate
adaptive what type of thresholding to use. 0-normal,1-no,2-fine.
threshold the threshold to use 0..100 (0-auto)
a_threshold the threshold to use for adaptive thresholding 0..100 (0-auto)
progress a progress indicator 0..100
Returns:
Referenced by hocr::Hocr::do_image_processing().
ho_layout* hocr_layout_analysis (const ho_bitmap * m_in, const int font_spacing_code, const int paragraph_setup, const int slicing_threshold, const int slicing_width, const int line_leeway, const unsigned char dir_ltr, int * progress)
new ho_layout
Parameters:
font_spacing_code -3 tight .. 0 .. 3 spaced
paragraph_setup free text blocks or boxed in columns
slicing_threshold percent of line fill to cut fonts
slicing_width what is a wide font
dir true-ltr false-rtl
progress a progress indicator 0..100
Returns:
Referenced by hocr::Hocr::do_layout_analysis().
int hocr_font_recognition (const ho_layout * l_page, ho_string * s_text_out, const unsigned char html, int font_code, const unsigned char nikud, unsigned char do_linguistics, int * progress)
fill a text buffer with fonts recognized from a page layout
Parameters:
s_text_out the text buffer to fill
html output format is html
font_code code for the font to use
nikud recognize nikud in image
progress a progress indicator 0..100
Returns:
Referenced by hocr::Hocr::do_font_recognition().
int hocr_do_ocr_fine (const ho_pixbuf * pix_in, ho_string * s_text_out, const unsigned char scale, const unsigned char no_auto_scale, double rotate, const unsigned char no_auto_rotate, const unsigned char adaptive, const unsigned char threshold, const unsigned char a_threshold, const int font_spacing_code, const int paragraph_setup, const int slicing_threshold, const int slicing_width, const int line_leeway, const unsigned char dir_ltr, const unsigned char html, int font_code, const unsigned char nikud, const unsigned char do_linguistics, int * progress)
do ocr on a pixbuf
Parameters:
s_text_out the text buffer to fill
scale the scale to use
no_auto_scale do not try to autoscale
rotate the rotation angle to use
no_auto_rotate do not try to autorotate
adaptive what type of thresholding to use. 0-normal,1-no,2-fine.
threshold the threshold to use 0..100 (0-auto)
a_threshold the threshold to use for adaptive thresholding 0..100 (0-auto)
m_in a pointer to a text bitmap
font_spacing_code -3 tight .. 0 .. 3 spaced
paragraph_setup free text blocks or boxed in columns
slicing_threshold percent of line fill to cut fonts
slicing_width what is a wide font
dir true-ltr false-rtl
html output format is html
font_code code for the font to use
nikud recognize nikud in image
progress a progress indicator 0..100
Returns:
int hocr_do_ocr (const ho_pixbuf * pix_in, ho_string * s_text_out, const unsigned char html, int font_code, const unsigned char do_linguistics, int * progress)
do ocr on a pixbuf, using default values
Parameters:
s_text_out the text buffer to fill
html output format is html
font_code code for the font to use
progress a progress indicator 0..100
Returns:
const char* hocr_get_build_string ()
return the build string
Returns:
Referenced by hocr::Hocr::get_build_string().
const char* hocr_get_version_string ()
return the version string
Returns:
Author
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| 31 Jul 2008 | Version 0.10.17 |