affine_image_generator Class Reference

An affine image generator. More...

#include <affine_image_generator.h>

Inheritance diagram for affine_image_generator:

Collaboration diagram for affine_image_generator:

Public Member Functions
	affine_image_generator (void)
virtual	~affine_image_generator (void)
void	set_original_image (IplImage *original_image, int _u_corner1=-1, int _v_corner1=-1, int _u_corner2=-1, int _v_corner2=-1, int _u_corner3=-1, int _v_corner3=-1, int _u_corner4=-1, int _v_corner4=-1, int affine_image_width=-1, int affine_image_height=-1)
void	set_preprocessed_image (IplImage *preprocessed)
void	set_object_keypoints (object_keypoint *keypoint_array, int point_number)
void	reset_keypoints (void)
void	add_keypoint (float u, float v, int scale, int class_index)
void	generate_affine_image (void)
void	generate_object_view (void)
void	set_noise_level (int p_noise_level)
	Default = 20.
void	set_level_number (int p_level_number)
	Default = 3.
void	set_patch_size (int p_patch_size)
	Default = 32.
void	set_use_random_background (bool p_use_random_background)
	Default = false;.
void	set_range_variation_for_theta (float min_theta, float max_theta)
	Global rotation. Default = [0 : 2Pi].
void	set_range_variation_for_phi (float min_phi, float max_phi)
	Skew. Default = [0 : Pi].
void	independent_scaling (float min_lambda1, float max_lambda1, float min_lambda2, float max_lambda2)
	Default method. Between 0.5 : 1.5 for both.
void	constrained_scaling (float min_lambda1, float max_lambda1, float min_lambda2, float max_lambda2, float min_l1_l2, float max_l1_l2)
	Constrained scaling. Adds a constraint on the range of the product of l1 and l2.
void	set_use_orientation_correction (bool p_use_orientation_correction)
	Default true.
void	set_add_gaussian_smoothing (bool p_add_gaussian_smoothing)
	Default false.
void	set_change_intensities (bool p_change_intensities)
	Default false.
void	set_gaussian_smoothing_kernel_size (int p_gaussian_smoothing_kernel_size)
void	generate_random_affine_transformation (void)
void	generate_Id_affine_transformation (void)
void	set_roi (int _u_corner1, int _v_corner1, int _u_corner2, int _v_corner2, int _u_corner3, int _v_corner3, int _u_corner4, int _v_corner4)
bool	inside_roi (int u, int v)
void	set_default_values (void)
vector< image_class_example * > *	generate_random_examples (void)
void	release_examples (void)
void	affine_transformation (float u, float v, float &nu, float &nv)
void	inverse_affine_transformation (float u, float v, float &nu, float &nv)
void	preprocess_point_view (image_class_example *pv, object_view *ov)
void	add_white_noise (IplImage *image)
void	replace_by_noise (IplImage *image, int value)
Public Member Functions inherited from example_generator
	example_generator (void)
virtual	~example_generator ()

Static Public Member Functions
static void	affine_transformation (float a[6], int width, int height, float u, float v, float &nu, float &nv)
static void	inverse_affine_transformation (float a[6], int width, int height, float u, float v, float &nu, float &nv)

Public Attributes
char *	white_noise
char *	limited_white_noise
int	index_white_noise
IplImage *	original_image
IplImage *	processed_original_image
IplImage *	affine_image
float	a [6]
object_view *	smoothed_generated_object_view
vector< object_view * >	generated_object_views_for_learning
vector< image_class_example * >	point_views
object_keypoint *	used_keypoint_array
object_keypoint *	local_keypoint_array
int	point_number
keypoint_orientation_corrector *	orientation_corrector
bool	use_orientation_correction
bool	use_random_background
bool	add_gaussian_smoothing
bool	change_intensities
int	noise_level
int	gaussian_smoothing_kernel_size
int	patch_size
int	level_number
float	localization_noise
float	min_theta
float	max_theta
float	min_phi
float	max_phi
int	scaling_method
float	min_lambda1
float	max_lambda1
float	min_lambda2
float	max_lambda2
float	min_l1_l2
float	max_l1_l2
int	u_corner1
int	v_corner1
int	u_corner2
int	v_corner2
int	u_corner3
int	v_corner3
int	u_corner4
int	v_corner4

Detailed Description

An affine image generator.

Definition at line 32 of file affine_image_generator.h.

Constructor & Destructor Documentation

affine_image_generator::affine_image_generator

(

void

)

Definition at line 33 of file affine_image_generator.cpp.

References prime.

affine_image_generator::~affine_image_generator ( void  )

virtual

Definition at line 49 of file affine_image_generator.cpp.

Member Function Documentation

void affine_image_generator::add_keypoint	(	float	u,
		float	v,
		int	scale,
		int	class_index
	)

Definition at line 179 of file affine_image_generator.cpp.

void affine_image_generator::add_white_noise

(

IplImage *

image

)

Definition at line 452 of file affine_image_generator.cpp.

References prime, and rand().

void affine_image_generator::affine_transformation	(	float	u,
		float	v,
		float &	nu,
		float &	nv
	)

Definition at line 415 of file affine_image_generator.cpp.

void affine_image_generator::affine_transformation ( float  a[6], int  width, int  height, float  u, float  v, float &  nu, float &  nv  )

static

Definition at line 397 of file affine_image_generator.cpp.

void affine_image_generator::constrained_scaling	(	float	min_lambda1,
		float	max_lambda1,
		float	min_lambda2,
		float	max_lambda2,
		float	min_l1_l2,
		float	max_l1_l2
	)

Constrained scaling. Adds a constraint on the range of the product of l1 and l2.

Definition at line 315 of file affine_image_generator.cpp.

void affine_image_generator::generate_affine_image

(

void

)

Definition at line 493 of file affine_image_generator.cpp.

References mcvReplace(), mcvSaveImage(), and rand().

void affine_image_generator::generate_Id_affine_transformation

(

void

)

Definition at line 385 of file affine_image_generator.cpp.

References mcvComputeAffineTransfo().

void affine_image_generator::generate_object_view

(

void

)

Definition at line 540 of file affine_image_generator.cpp.

void affine_image_generator::generate_random_affine_transformation

(

void

)

Definition at line 332 of file affine_image_generator.cpp.

References max4(), mcvComputeAffineTransfo(), min4(), rand(), and rand_01().

vector< image_class_example * > * affine_image_generator::generate_random_examples ( void  )

virtual

Reimplemented from example_generator.

Definition at line 547 of file affine_image_generator.cpp.

References object_keypoint::class_index, PyrImage::convCoordf(), object_keypoint::M, image_class_example::orig_u, image_class_example::orig_v, rand_m1p1(), and object_keypoint::scale.

void affine_image_generator::independent_scaling	(	float	min_lambda1,
		float	max_lambda1,
		float	min_lambda2,
		float	max_lambda2
	)

Default method. Between 0.5 : 1.5 for both.

Definition at line 302 of file affine_image_generator.cpp.

bool affine_image_generator::inside_roi	(	int	u,
		int	v
	)

Definition at line 274 of file affine_image_generator.cpp.

References max4(), and min4().

void affine_image_generator::inverse_affine_transformation	(	float	u,
		float	v,
		float &	nu,
		float &	nv
	)

Definition at line 420 of file affine_image_generator.cpp.

void affine_image_generator::inverse_affine_transformation ( float  a[6], int  width, int  height, float  u, float  v, float &  nu, float &  nv  )

static

Definition at line 407 of file affine_image_generator.cpp.

void affine_image_generator::preprocess_point_view	(	image_class_example *	pv,
		object_view *	ov
	)

Definition at line 425 of file affine_image_generator.cpp.

References object_view::gradX, object_view::gradY, object_view::image, mcvGetPatch(), keypoint::orientation_in_radians, image_class_example::point2d, image_class_example::preprocessed, keypoint::scale, keypoint::u, and keypoint::v.

void affine_image_generator::release_examples ( void  )

virtual

Reimplemented from example_generator.

Definition at line 588 of file affine_image_generator.cpp.

void affine_image_generator::replace_by_noise	(	IplImage *	image,
		int	value
	)

Definition at line 477 of file affine_image_generator.cpp.

References mcvRow, prime, and rand().

void affine_image_generator::reset_keypoints

(

void

)

Definition at line 173 of file affine_image_generator.cpp.

void affine_image_generator::set_add_gaussian_smoothing ( bool  p_add_gaussian_smoothing )

inline

Default false.

Definition at line 76 of file affine_image_generator.h.

References add_gaussian_smoothing.

void affine_image_generator::set_change_intensities ( bool  p_change_intensities )

inline

Default false.

Definition at line 79 of file affine_image_generator.h.

References change_intensities.

void affine_image_generator::set_default_values

(

void

)

Definition at line 67 of file affine_image_generator.cpp.

void affine_image_generator::set_gaussian_smoothing_kernel_size ( int  p_gaussian_smoothing_kernel_size )

inline

Definition at line 82 of file affine_image_generator.h.

References gaussian_smoothing_kernel_size.

void affine_image_generator::set_level_number

(

int

p_level_number

)

Default = 3.

Definition at line 190 of file affine_image_generator.cpp.

void affine_image_generator::set_noise_level

(

int

p_noise_level

)

Default = 20.

Definition at line 90 of file affine_image_generator.cpp.

References prime, and rand().

void affine_image_generator::set_object_keypoints	(	object_keypoint *	keypoint_array,
		int	point_number
	)

Definition at line 167 of file affine_image_generator.cpp.

void affine_image_generator::set_original_image	(	IplImage *	original_image,
		int	_u_corner1 = -1,
		int	_v_corner1 = -1,
		int	_u_corner2 = -1,
		int	_v_corner2 = -1,
		int	_u_corner3 = -1,
		int	_v_corner3 = -1,
		int	_u_corner4 = -1,
		int	_v_corner4 = -1,
		int	affine_image_width = -1,
		int	affine_image_height = -1
	)

Definition at line 102 of file affine_image_generator.cpp.

void affine_image_generator::set_patch_size

(

int

p_patch_size

)

Default = 32.

Definition at line 207 of file affine_image_generator.cpp.

void affine_image_generator::set_preprocessed_image

(

IplImage *

preprocessed

)

Definition at line 137 of file affine_image_generator.cpp.

void affine_image_generator::set_range_variation_for_phi	(	float	min_phi,
		float	max_phi
	)

Skew. Default = [0 : Pi].

Definition at line 295 of file affine_image_generator.cpp.

void affine_image_generator::set_range_variation_for_theta	(	float	min_theta,
		float	max_theta
	)

Global rotation. Default = [0 : 2Pi].

Definition at line 288 of file affine_image_generator.cpp.

void affine_image_generator::set_roi	(	int	_u_corner1,
		int	_v_corner1,
		int	_u_corner2,
		int	_v_corner2,
		int	_u_corner3,
		int	_v_corner3,
		int	_u_corner4,
		int	_v_corner4
	)

Definition at line 221 of file affine_image_generator.cpp.

References mcvRow.

void affine_image_generator::set_use_orientation_correction ( bool  p_use_orientation_correction )

inline

Default true.

Definition at line 73 of file affine_image_generator.h.

References use_orientation_correction.

void affine_image_generator::set_use_random_background ( bool  p_use_random_background )

inline

Default = false;.

Definition at line 61 of file affine_image_generator.h.

References use_random_background.

Member Data Documentation

float affine_image_generator::a[6]

Definition at line 113 of file affine_image_generator.h.

bool affine_image_generator::add_gaussian_smoothing

Definition at line 127 of file affine_image_generator.h.

Referenced by set_add_gaussian_smoothing().

IplImage* affine_image_generator::affine_image

Definition at line 112 of file affine_image_generator.h.

bool affine_image_generator::change_intensities

Definition at line 128 of file affine_image_generator.h.

Referenced by set_change_intensities().

int affine_image_generator::gaussian_smoothing_kernel_size

Definition at line 131 of file affine_image_generator.h.

Referenced by set_gaussian_smoothing_kernel_size().

vector<object_view *> affine_image_generator::generated_object_views_for_learning

Definition at line 116 of file affine_image_generator.h.

int affine_image_generator::index_white_noise

Definition at line 109 of file affine_image_generator.h.

int affine_image_generator::level_number

Definition at line 132 of file affine_image_generator.h.

char * affine_image_generator::limited_white_noise

Definition at line 108 of file affine_image_generator.h.

object_keypoint* affine_image_generator::local_keypoint_array

Definition at line 120 of file affine_image_generator.h.

float affine_image_generator::localization_noise

Definition at line 133 of file affine_image_generator.h.

float affine_image_generator::max_l1_l2

Definition at line 140 of file affine_image_generator.h.

float affine_image_generator::max_lambda1

Definition at line 138 of file affine_image_generator.h.

float affine_image_generator::max_lambda2

Definition at line 139 of file affine_image_generator.h.

float affine_image_generator::max_phi

Definition at line 136 of file affine_image_generator.h.

float affine_image_generator::max_theta

Definition at line 135 of file affine_image_generator.h.

float affine_image_generator::min_l1_l2

Definition at line 140 of file affine_image_generator.h.

float affine_image_generator::min_lambda1

Definition at line 138 of file affine_image_generator.h.

float affine_image_generator::min_lambda2

Definition at line 139 of file affine_image_generator.h.

float affine_image_generator::min_phi

Definition at line 136 of file affine_image_generator.h.

float affine_image_generator::min_theta

Definition at line 135 of file affine_image_generator.h.

int affine_image_generator::noise_level

Definition at line 130 of file affine_image_generator.h.

keypoint_orientation_corrector* affine_image_generator::orientation_corrector

Definition at line 123 of file affine_image_generator.h.

IplImage* affine_image_generator::original_image

Definition at line 111 of file affine_image_generator.h.

int affine_image_generator::patch_size

Definition at line 132 of file affine_image_generator.h.

int affine_image_generator::point_number

Definition at line 121 of file affine_image_generator.h.

vector<image_class_example *> affine_image_generator::point_views

Definition at line 117 of file affine_image_generator.h.

IplImage * affine_image_generator::processed_original_image

Definition at line 111 of file affine_image_generator.h.

int affine_image_generator::scaling_method

Definition at line 137 of file affine_image_generator.h.

object_view* affine_image_generator::smoothed_generated_object_view

Definition at line 115 of file affine_image_generator.h.

int affine_image_generator::u_corner1

Definition at line 142 of file affine_image_generator.h.

Referenced by CalibModel::buildCached().

int affine_image_generator::u_corner2

Definition at line 142 of file affine_image_generator.h.

Referenced by CalibModel::buildCached().

int affine_image_generator::u_corner3

Definition at line 142 of file affine_image_generator.h.

Referenced by CalibModel::buildCached().

int affine_image_generator::u_corner4

Definition at line 142 of file affine_image_generator.h.

Referenced by CalibModel::buildCached().

bool affine_image_generator::use_orientation_correction

Definition at line 125 of file affine_image_generator.h.

Referenced by set_use_orientation_correction().

bool affine_image_generator::use_random_background

Definition at line 126 of file affine_image_generator.h.

Referenced by set_use_random_background().

object_keypoint* affine_image_generator::used_keypoint_array

Definition at line 119 of file affine_image_generator.h.

int affine_image_generator::v_corner1

Definition at line 142 of file affine_image_generator.h.

Referenced by CalibModel::buildCached().

int affine_image_generator::v_corner2

Definition at line 142 of file affine_image_generator.h.

Referenced by CalibModel::buildCached().

int affine_image_generator::v_corner3

Definition at line 142 of file affine_image_generator.h.

Referenced by CalibModel::buildCached().

int affine_image_generator::v_corner4

Definition at line 142 of file affine_image_generator.h.

Referenced by CalibModel::buildCached().

char* affine_image_generator::white_noise

Definition at line 108 of file affine_image_generator.h.

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

• /home/adrien/Téléchargements/bazar/bazar-1.3.1/garfeild/viewsets/affine_image_generator.h
• /home/adrien/Téléchargements/bazar/bazar-1.3.1/garfeild/viewsets/affine_image_generator.cpp