degradeimage.cpp File Reference

#include "degradeimage.h"
#include <cstdlib>
#include "allheaders.h"
#include "genericvector.h"
#include "helpers.h"
#include "rect.h"

Go to the source code of this file.

Namespaces
namespace	tesseract

Enumerations
enum	tesseract::FactorNames {   tesseract::FN_INCOLOR , tesseract::FN_Y0 , tesseract::FN_Y1 , tesseract::FN_Y2 ,   tesseract::FN_Y3 , tesseract::FN_X0 , tesseract::FN_X1 , tesseract::FN_SHEAR ,   tesseract::FN_NUM_FACTORS }

Functions
Pix *	tesseract::DegradeImage (Pix *input, int exposure, TRand *randomizer, float *rotation)
Pix *	tesseract::PrepareDistortedPix (const Pix *pix, bool perspective, bool invert, bool white_noise, bool smooth_noise, bool blur, int box_reduction, TRand *randomizer, GenericVector< TBOX > *boxes)
void	tesseract::GeneratePerspectiveDistortion (int width, int height, TRand *randomizer, Pix **pix, GenericVector< TBOX > *boxes)
int	tesseract::ProjectiveCoeffs (int width, int height, TRand *randomizer, float **im_coeffs, float **box_coeffs)

Variables
const float	tesseract::kRotationRange = 0.02f
const int	tesseract::kExposureFactor = 16
const int	tesseract::kSaltnPepper = 5
const int	tesseract::kMinRampSize = 1000