cv::gpu::ORB_GPU Class Reference

#include <gpu.hpp>

List of all members.

Public Types
enum	{   X_ROW = 0, Y_ROW, RESPONSE_ROW, ANGLE_ROW,   OCTAVE_ROW, SIZE_ROW, ROWS_COUNT }
enum	{ DEFAULT_FAST_THRESHOLD = 20 }
Public Member Functions
	ORB_GPU (int nFeatures=500, float scaleFactor=1.2f, int nLevels=8, int edgeThreshold=31, int firstLevel=0, int WTA_K=2, int scoreType=0, int patchSize=31)
	Constructor.
void	operator() (const GpuMat &image, const GpuMat &mask, std::vector< KeyPoint > &keypoints)
void	operator() (const GpuMat &image, const GpuMat &mask, GpuMat &keypoints)
void	operator() (const GpuMat &image, const GpuMat &mask, std::vector< KeyPoint > &keypoints, GpuMat &descriptors)
void	operator() (const GpuMat &image, const GpuMat &mask, GpuMat &keypoints, GpuMat &descriptors)
void	downloadKeyPoints (GpuMat &d_keypoints, std::vector< KeyPoint > &keypoints)
	download keypoints from device to host memory
void	convertKeyPoints (Mat &d_keypoints, std::vector< KeyPoint > &keypoints)
	convert keypoints to KeyPoint vector
int	descriptorSize () const
	returns the descriptor size in bytes
void	setFastParams (int threshold, bool nonmaxSupression=true)
void	release ()
	release temporary buffer's memory
Public Attributes
bool	blurForDescriptor
	if true, image will be blurred before descriptors calculation

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Member Enumeration Documentation

anonymous enum

Enumerator:

X_ROW
Y_ROW
RESPONSE_ROW
ANGLE_ROW
OCTAVE_ROW
SIZE_ROW
ROWS_COUNT

anonymous enum

Enumerator:

DEFAULT_FAST_THRESHOLD

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Constructor & Destructor Documentation

cv::gpu::ORB_GPU::ORB_GPU	(	int	nFeatures = 500,
		float	scaleFactor = 1.2f,
		int	nLevels = 8,
		int	edgeThreshold = 31,
		int	firstLevel = 0,
		int	WTA_K = 2,
		int	scoreType = 0,
		int	patchSize = 31
	)		[explicit]

Constructor.

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Member Function Documentation

void cv::gpu::ORB_GPU::operator()	(	const GpuMat &	image,
		const GpuMat &	mask,
		std::vector< KeyPoint > &	keypoints
	)

Compute the ORB features on an image image - the image to compute the features (supports only CV_8UC1 images) mask - the mask to apply keypoints - the resulting keypoints

void cv::gpu::ORB_GPU::operator()	(	const GpuMat &	image,
		const GpuMat &	mask,
		GpuMat &	keypoints
	)

void cv::gpu::ORB_GPU::operator()	(	const GpuMat &	image,
		const GpuMat &	mask,
		std::vector< KeyPoint > &	keypoints,
		GpuMat &	descriptors
	)

Compute the ORB features and descriptors on an image image - the image to compute the features (supports only CV_8UC1 images) mask - the mask to apply keypoints - the resulting keypoints descriptors - descriptors array

void cv::gpu::ORB_GPU::operator()	(	const GpuMat &	image,
		const GpuMat &	mask,
		GpuMat &	keypoints,
		GpuMat &	descriptors
	)

void cv::gpu::ORB_GPU::downloadKeyPoints	(	GpuMat &	d_keypoints,
		std::vector< KeyPoint > &	keypoints
	)

download keypoints from device to host memory

void cv::gpu::ORB_GPU::convertKeyPoints	(	Mat &	d_keypoints,
		std::vector< KeyPoint > &	keypoints
	)

convert keypoints to KeyPoint vector

int cv::gpu::ORB_GPU::descriptorSize

(

)

const

returns the descriptor size in bytes

void cv::gpu::ORB_GPU::setFastParams	(	int	threshold,
		bool	nonmaxSupression = true
	)

void cv::gpu::ORB_GPU::release

(

)

release temporary buffer's memory

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Member Data Documentation

bool cv::gpu::ORB_GPU::blurForDescriptor

if true, image will be blurred before descriptors calculation

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

• include/opencv2/gpu/gpu.hpp