#include <gpu.hpp>

Public Types
enum	{ DEFAULT_WIN_SIGMA = -1 }

enum	{ DEFAULT_NLEVELS = 64 }

enum	{ DESCR_FORMAT_ROW_BY_ROW, DESCR_FORMAT_COL_BY_COL }

Public Member Functions
	HOGDescriptor (Size win_size=Size(64, 128), Size block_size=Size(16, 16), Size block_stride=Size(8, 8), Size cell_size=Size(8, 8), int nbins=9, double win_sigma=DEFAULT_WIN_SIGMA, double threshold_L2hys=0.2, bool gamma_correction=true, int nlevels=DEFAULT_NLEVELS)

size_t	getDescriptorSize () const

size_t	getBlockHistogramSize () const

void	setSVMDetector (const vector< float > &detector)

void	detect (const GpuMat &img, vector< Point > &found_locations, double hit_threshold=0, Size win_stride=Size(), Size padding=Size())

void	detectMultiScale (const GpuMat &img, vector< Rect > &found_locations, double hit_threshold=0, Size win_stride=Size(), Size padding=Size(), double scale0=1.05, int group_threshold=2)

void	computeConfidence (const GpuMat &img, vector< Point > &hits, double hit_threshold, Size win_stride, Size padding, vector< Point > &locations, vector< double > &confidences)

void	computeConfidenceMultiScale (const GpuMat &img, vector< Rect > &found_locations, double hit_threshold, Size win_stride, Size padding, vector< HOGConfidence > &conf_out, int group_threshold)

void	getDescriptors (const GpuMat &img, Size win_stride, GpuMat &descriptors, int descr_format=DESCR_FORMAT_COL_BY_COL)

Static Public Member Functions
static vector< float >	getDefaultPeopleDetector ()

static vector< float >	getPeopleDetector48x96 ()

static vector< float >	getPeopleDetector64x128 ()

Public Attributes
Size	win_size

Size	block_size

Size	block_stride

Size	cell_size

int	nbins

double	win_sigma

double	threshold_L2hys

bool	gamma_correction

int	nlevels

Protected Member Functions
void	computeBlockHistograms (const GpuMat &img)

void	computeGradient (const GpuMat &img, GpuMat &grad, GpuMat &qangle)

double	getWinSigma () const

bool	checkDetectorSize () const

Static Protected Member Functions
static int	numPartsWithin (int size, int part_size, int stride)

static Size	numPartsWithin (Size size, Size part_size, Size stride)

static GpuMat	getBuffer (const Size &sz, int type, GpuMat &buf)

static GpuMat	getBuffer (int rows, int cols, int type, GpuMat &buf)

Protected Attributes
float	free_coef

GpuMat	detector

GpuMat	labels

GpuMat	labels_buf

Mat	labels_host

GpuMat	block_hists

GpuMat	block_hists_buf

GpuMat	grad

GpuMat	qangle

GpuMat	grad_buf

GpuMat	qangle_buf

std::vector< GpuMat >	image_scales

Member Enumeration Documentation

anonymous enum

Enumerator
DEFAULT_WIN_SIGMA

anonymous enum

Enumerator
DEFAULT_NLEVELS

anonymous enum

Enumerator
DESCR_FORMAT_ROW_BY_ROW
DESCR_FORMAT_COL_BY_COL

Constructor & Destructor Documentation

cv::gpu::HOGDescriptor::HOGDescriptor	(	Size	win_size = `Size(64, 128)`,
		Size	block_size = `Size(16, 16)`,
		Size	block_stride = `Size(8, 8)`,
		Size	cell_size = `Size(8, 8)`,
		int	nbins = `9`,
		double	win_sigma = `DEFAULT_WIN_SIGMA`,
		double	threshold_L2hys = `0.2`,
		bool	gamma_correction = `true`,
		int	nlevels = `DEFAULT_NLEVELS`
	)

Member Function Documentation

bool cv::gpu::HOGDescriptor::checkDetectorSize ( ) const

protected

void cv::gpu::HOGDescriptor::computeBlockHistograms ( const GpuMat & img )

protected

void cv::gpu::HOGDescriptor::computeConfidence	(	const GpuMat &	img,
		vector< Point > &	hits,
		double	hit_threshold,
		Size	win_stride,
		Size	padding,
		vector< Point > &	locations,
		vector< double > &	confidences
	)

void cv::gpu::HOGDescriptor::computeConfidenceMultiScale	(	const GpuMat &	img,
		vector< Rect > &	found_locations,
		double	hit_threshold,
		Size	win_stride,
		Size	padding,
		vector< HOGConfidence > &	conf_out,
		int	group_threshold
	)

void cv::gpu::HOGDescriptor::computeGradient	(	const GpuMat &	img,
		GpuMat &	grad,
		GpuMat &	qangle
	)

protected

void cv::gpu::HOGDescriptor::detect	(	const GpuMat &	img,
		vector< Point > &	found_locations,
		double	hit_threshold = `0`,
		Size	win_stride = `Size()`,
		Size	padding = `Size()`
	)

void cv::gpu::HOGDescriptor::detectMultiScale	(	const GpuMat &	img,
		vector< Rect > &	found_locations,
		double	hit_threshold = `0`,
		Size	win_stride = `Size()`,
		Size	padding = `Size()`,
		double	scale0 = `1.05`,
		int	group_threshold = `2`
	)

size_t cv::gpu::HOGDescriptor::getBlockHistogramSize ( ) const

static GpuMat cv::gpu::HOGDescriptor::getBuffer	(	const Size &	sz,
		int	type,
		GpuMat &	buf
	)

staticprotected

static GpuMat cv::gpu::HOGDescriptor::getBuffer	(	int	rows,
		int	cols,
		int	type,
		GpuMat &	buf
	)

staticprotected

static vector<float> cv::gpu::HOGDescriptor::getDefaultPeopleDetector ( )

static

void cv::gpu::HOGDescriptor::getDescriptors	(	const GpuMat &	img,
		Size	win_stride,
		GpuMat &	descriptors,
		int	descr_format = `DESCR_FORMAT_COL_BY_COL`
	)

size_t cv::gpu::HOGDescriptor::getDescriptorSize ( ) const

static vector<float> cv::gpu::HOGDescriptor::getPeopleDetector48x96 ( )

static

static vector<float> cv::gpu::HOGDescriptor::getPeopleDetector64x128 ( )

static

double cv::gpu::HOGDescriptor::getWinSigma ( ) const

protected

static int cv::gpu::HOGDescriptor::numPartsWithin	(	int	size,
		int	part_size,
		int	stride
	)

staticprotected

static Size cv::gpu::HOGDescriptor::numPartsWithin	(	Size	size,
		Size	part_size,
		Size	stride
	)

staticprotected

void cv::gpu::HOGDescriptor::setSVMDetector ( const vector< float > & detector )

Member Data Documentation

GpuMat cv::gpu::HOGDescriptor::block_hists

protected

GpuMat cv::gpu::HOGDescriptor::block_hists_buf

protected

Size cv::gpu::HOGDescriptor::block_size

Size cv::gpu::HOGDescriptor::block_stride

Size cv::gpu::HOGDescriptor::cell_size

GpuMat cv::gpu::HOGDescriptor::detector

protected

float cv::gpu::HOGDescriptor::free_coef

protected

bool cv::gpu::HOGDescriptor::gamma_correction

GpuMat cv::gpu::HOGDescriptor::grad

protected

GpuMat cv::gpu::HOGDescriptor::grad_buf

protected

std::vector<GpuMat> cv::gpu::HOGDescriptor::image_scales

protected

GpuMat cv::gpu::HOGDescriptor::labels

protected

GpuMat cv::gpu::HOGDescriptor::labels_buf

protected

Mat cv::gpu::HOGDescriptor::labels_host

protected

int cv::gpu::HOGDescriptor::nbins

int cv::gpu::HOGDescriptor::nlevels

GpuMat cv::gpu::HOGDescriptor::qangle

protected

GpuMat cv::gpu::HOGDescriptor::qangle_buf

protected

double cv::gpu::HOGDescriptor::threshold_L2hys

double cv::gpu::HOGDescriptor::win_sigma

Size cv::gpu::HOGDescriptor::win_size

The documentation for this struct was generated from the following file:

gpu/include/opencv2/gpu/gpu.hpp

Public Types

Public Member Functions

Static Public Member Functions

Public Attributes

Protected Member Functions

Static Protected Member Functions

Protected Attributes

Member Enumeration Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation