tesseract  v4.0.0-17-g361f3264
Open Source OCR Engine
Static Public Member Functions | List of all members
tesseract::ImageFind Class Reference

#include <imagefind.h>

Static Public Member Functions

static Pix * FindImages (Pix *pix, DebugPixa *pixa_debug)
 
static void ConnCompAndRectangularize (Pix *pix, DebugPixa *pixa_debug, Boxa **boxa, Pixa **pixa)
 
static bool pixNearlyRectangular (Pix *pix, double min_fraction, double max_fraction, double max_skew_gradient, int *x_start, int *y_start, int *x_end, int *y_end)
 
static bool BoundsWithinRect (Pix *pix, int *x_start, int *y_start, int *x_end, int *y_end)
 
static double ColorDistanceFromLine (const uint8_t *line1, const uint8_t *line2, const uint8_t *point)
 
static uint32_t ComposeRGB (uint32_t r, uint32_t g, uint32_t b)
 
static uint8_t ClipToByte (double pixel)
 
static void ComputeRectangleColors (const TBOX &rect, Pix *pix, int factor, Pix *color_map1, Pix *color_map2, Pix *rms_map, uint8_t *color1, uint8_t *color2)
 
static bool BlankImageInBetween (const TBOX &box1, const TBOX &box2, const TBOX &im_box, const FCOORD &rotation, Pix *pix)
 
static int CountPixelsInRotatedBox (TBOX box, const TBOX &im_box, const FCOORD &rotation, Pix *pix)
 
static void TransferImagePartsToImageMask (const FCOORD &rerotation, ColPartitionGrid *part_grid, Pix *image_mask)
 
static void FindImagePartitions (Pix *image_pix, const FCOORD &rotation, const FCOORD &rerotation, TO_BLOCK *block, TabFind *tab_grid, DebugPixa *pixa_debug, ColPartitionGrid *part_grid, ColPartition_LIST *big_parts)
 

Member Function Documentation

◆ BlankImageInBetween()

bool tesseract::ImageFind::BlankImageInBetween ( const TBOX &  box1,
const TBOX &  box2,
const TBOX &  im_box,
const FCOORD &  rotation,
Pix *  pix 
)
static

◆ BoundsWithinRect()

bool tesseract::ImageFind::BoundsWithinRect ( Pix *  pix,
int *  x_start,
int *  y_start,
int *  x_end,
int *  y_end 
)
static

◆ ClipToByte()

uint8_t tesseract::ImageFind::ClipToByte ( double  pixel)
static

◆ ColorDistanceFromLine()

double tesseract::ImageFind::ColorDistanceFromLine ( const uint8_t *  line1,
const uint8_t *  line2,
const uint8_t *  point 
)
static

◆ ComposeRGB()

uint32_t tesseract::ImageFind::ComposeRGB ( uint32_t  r,
uint32_t  g,
uint32_t  b 
)
static

◆ ComputeRectangleColors()

void tesseract::ImageFind::ComputeRectangleColors ( const TBOX &  rect,
Pix *  pix,
int  factor,
Pix *  color_map1,
Pix *  color_map2,
Pix *  rms_map,
uint8_t *  color1,
uint8_t *  color2 
)
static

◆ ConnCompAndRectangularize()

void tesseract::ImageFind::ConnCompAndRectangularize ( Pix *  pix,
DebugPixa *  pixa_debug,
Boxa **  boxa,
Pixa **  pixa 
)
static

◆ CountPixelsInRotatedBox()

int tesseract::ImageFind::CountPixelsInRotatedBox ( TBOX  box,
const TBOX &  im_box,
const FCOORD &  rotation,
Pix *  pix 
)
static

◆ FindImagePartitions()

void tesseract::ImageFind::FindImagePartitions ( Pix *  image_pix,
const FCOORD &  rotation,
const FCOORD &  rerotation,
TO_BLOCK *  block,
TabFind *  tab_grid,
DebugPixa *  pixa_debug,
ColPartitionGrid *  part_grid,
ColPartition_LIST *  big_parts 
)
static

◆ FindImages()

Pix * tesseract::ImageFind::FindImages ( Pix *  pix,
DebugPixa *  pixa_debug 
)
static

◆ pixNearlyRectangular()

bool tesseract::ImageFind::pixNearlyRectangular ( Pix *  pix,
double  min_fraction,
double  max_fraction,
double  max_skew_gradient,
int *  x_start,
int *  y_start,
int *  x_end,
int *  y_end 
)
static

◆ TransferImagePartsToImageMask()

void tesseract::ImageFind::TransferImagePartsToImageMask ( const FCOORD &  rerotation,
ColPartitionGrid *  part_grid,
Pix *  image_mask 
)
static
The documentation for this class was generated from the following files: