Useful functions related to keypoint extraction. More...

Static Public Member Functions
static void	bBoxFilter (std::vector< KeyPoint > keyPointsIn, std::vector< KeyPoint > &keyPointsOut, Box2D<> boundingBox)
	only keep keypoints inside the given bounding box
static void	getStrongest (std::vector< KeyPoint > keyPointsIn, std::vector< KeyPoint > &keyPointsOut, unsigned numKeyPoints)
static void	imageBorderFilter (std::vector< KeyPoint > keyPointsIn, std::vector< KeyPoint > &keyPointsOut, int imgWidth, int imgHeight)
	only keep keypoints which don't have a descriptor area that goes beyond the image border (needed for dlib surf)
static void	maskFilter (std::vector< KeyPoint > keyPointsIn, std::vector< KeyPoint > &keyPointsOut, ImageMaskCV &mask)
	only keep keypoints inside the given bounding mask
static void	sortByStrength (std::vector< KeyPoint > keyPointsIn, std::vector< KeyPoint > &keyPointsOut)

Detailed Description

Useful functions related to keypoint extraction.

Definition at line 23 of file KeyPointHelper.h.

Member Function Documentation

static void KeyPointHelper::bBoxFilter	(	std::vector< KeyPoint >	keyPointsIn,
		std::vector< KeyPoint > &	keyPointsOut,
		Box2D<>	boundingBox
	)		`[static]`

only keep keypoints inside the given bounding box

Parameters:

keyPointsIn	input keypoints [in]
keyPointsOut	filtered keypoints [out]

static void KeyPointHelper::getStrongest	(	std::vector< KeyPoint >	keyPointsIn,
		std::vector< KeyPoint > &	keyPointsOut,
		unsigned	numKeyPoints
	)		`[static]`

static void KeyPointHelper::imageBorderFilter	(	std::vector< KeyPoint >	keyPointsIn,
		std::vector< KeyPoint > &	keyPointsOut,
		int	imgWidth,
		int	imgHeight
	)		`[static]`

only keep keypoints which don't have a descriptor area that goes beyond the image border (needed for dlib surf)

static void KeyPointHelper::maskFilter	(	std::vector< KeyPoint >	keyPointsIn,
		std::vector< KeyPoint > &	keyPointsOut,
		ImageMaskCV &	mask
	)		`[static]`

only keep keypoints inside the given bounding mask

Parameters:

keyPointsIn	input keypoints [in]
keyPointsOut	filtered keypoints [out]

static void KeyPointHelper::sortByStrength	(	std::vector< KeyPoint >	keyPointsIn,
		std::vector< KeyPoint > &	keyPointsOut
	)		`[static]`

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