CvVrFilter Class Reference

#include <CvVRFilter.hh>

List of all members.

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Detailed Description

CvVrFilter return the skin locus using the r/g normalized color space based on the paper of Alvise Lastra (...link).

Definition at line 110 of file CvVRFilter.hh.

Public Member Functions
	CvVrFilter (int min=0, int max=10000)
	CvVrFilter contructor.
virtual	~CvVrFilter ()
	The CvVrFilter virtual destructor.
IplImage *	cvVrFilter (IplImage *image, CvMemStorage *storage, CvSeq *seq)
	CvVrFilter init.
IplImage *	cvGetSkinMask ()
	A function that returns the black and white mask.
IplImage *	cvGetSkinMap (CvSeq *seq)
	A function that returns the color map.
IplImage *	cvGetContoursMask (CvSeq *seq, bool color_mask=false)
	A function that returns the contours mask.
IplImage *	cvGetContoursMap (CvSeq *seq)
	A function that returns the contours map.
int	cvGetContoursCount ()
	A function that returns the numbers of skin regions.
Private Member Functions
IplImage *	icvRGBnorm (IplImage *image)
	Private function that create the RGB normalized space of the input image.
double *	icvPline (double x1, double x2, double y1, double y2)
	Private function that calculates the pline funtion.
void	icvSkinMask ()
	Private function that create the skin map.
void	icvContours (CvMemStorage *storage, CvSeq *seq)
	Private function that create the seq contours.
IplImage *	icvCreateMap (const IplImage *src, const IplImage *mask)
	Private function that return the map image from a given mask.
Private Attributes
IplImage *	median
	Private image used from the detection algorithm to smooth the final mask.
IplImage *	rgb_norm
	Private image used to create the rgn normalized image.
IplImage *	skin_mask
	Private image used to create the skin mask.
IplImage *	source
	The source image.
CvSize	size
	The size of the image.
CvSeq *	skin
	Sequence of skin regions detected.
int	min_point
	Min contuor points accepted.
int	max_point
	Max contuor points accepted.
bool	started
	Boolean activated when algoritmh start.

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Constructor & Destructor Documentation

CvVrFilter::CvVrFilter	(	int	min = 0,
		int	max = 10000
	)

CvVrFilter contructor Min and max parameters are the minum and the maximum size of contour's point. It depends from your original image size and from the application target.

Parameters:

	min	minimum contour points
	max	maximum contour points

Definition at line 51 of file CvVRFilter.cpp.

References max_point, min_point, and started.

CvVrFilter::~CvVrFilter

(

)

[virtual]

Definition at line 61 of file CvVRFilter.cpp.

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Member Function Documentation

int CvVrFilter::cvGetContoursCount

(

)

Returns:

number of skin regions

IplImage * CvVrFilter::cvGetContoursMap

(

CvSeq *

seq

)

A function that returns the color cotours map (from the original image) of the skin locus region without hole inside (mouth and eyes): useful for debugging purpose

Parameters:

seq

the sequence of skin region contours

Returns:

contour skin map image

Definition at line 153 of file CvVRFilter.cpp.

References cvGetContoursMask(), and icvCreateMap().

Referenced by cvVrFilter().

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IplImage * CvVrFilter::cvGetContoursMask	(	CvSeq *	seq,
		bool	color_mask = false
	)

A function that returns the black and white cotours mask of the skin locus region without hole inside (mouth and eyes): useful for debugging purpose

Parameters:

	seq	the sequence of skin region contours
	color_mask	boolean to set different color for every different skin regions

Returns:

contours skin mask image

Definition at line 118 of file CvVRFilter.cpp.

Referenced by cvGetContoursMap(), and cvGetSkinMap().

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IplImage * CvVrFilter::cvGetSkinMap

(

CvSeq *

seq

)

A function that returns the color map (from the original image) of the skin locus region: useful for debugging purpose

Parameters:

seq

the sequence of skin region contours

Returns:

skin map image

Definition at line 107 of file CvVRFilter.cpp.

References cvGetContoursMask(), and icvCreateMap().

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IplImage * CvVrFilter::cvGetSkinMask

(

)

A function that returns the balck and white mask of the skin locus region: useful for debugging purpose

Returns:

skin mask image

Definition at line 97 of file CvVRFilter.cpp.

IplImage * CvVrFilter::cvVrFilter	(	IplImage *	image,
		CvMemStorage *	storage,
		CvSeq *	seq
	)

An init function used to process frame: this has to be called first off all.

Parameters:

	image	to get image size
	storage	the mem starage
	seq	the sequence to fill with structures information about skin

Returns:

the cvVrFilter processed image

Definition at line 71 of file CvVRFilter.cpp.

References cvGetContoursMap(), icvContours(), icvSkinMask(), size, source, and started.

Referenced by CvFaceDetect::cvFaceDetect().

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void CvVrFilter::icvContours	(	CvMemStorage *	storage,
		CvSeq *	seq
	)			[private]

Parameters:

	storage	memory storage
	seq	contours sequence

Definition at line 174 of file CvVRFilter.cpp.

References H_ON_W_VALUE, Cvface::Cvskin::skin_box, Cvface::Cvskin::skin_contour, Cvface::skin_face, Cvface::Cvskin::skin_rect, Cvface::track, and W_ON_H_VALUE.

Referenced by cvVrFilter().

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IplImage * CvVrFilter::icvCreateMap	(	const IplImage *	src,
		const IplImage *	mask
	)			[private]

src and mask must have the same size (width, height)

Parameters:

	src	source image
	mask	black and white mask

Definition at line 222 of file CvVRFilter.cpp.

Referenced by cvGetContoursMap(), and cvGetSkinMap().

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double * CvVrFilter::icvPline	(	double	x1,
		double	x2,
		double	y1,
		double	y2
	)			[private]

Parameters:

	x1	first point x
	x2	first point y
	y1	second point x
	y2	second point y

Returns:

double vector of plines

Definition at line 320 of file CvVRFilter.cpp.

Referenced by icvSkinMask().

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IplImage * CvVrFilter::icvRGBnorm

(

IplImage *

image

)

[private]

Parameters:

image

the input image

Returns:

the 32-bit rgb normalized image

Definition at line 277 of file CvVRFilter.cpp.

References size.

Referenced by icvSkinMask().

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void CvVrFilter::icvSkinMask

(

)

[private]

The image must be a rgb normalized

Definition at line 333 of file CvVRFilter.cpp.

References icvPline(), icvRGBnorm(), median, NULL, rgb_norm, size, skin_mask, and source.

Referenced by cvVrFilter().

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Member Data Documentation

int CvVrFilter::max_point [private]

Definition at line 127 of file CvVRFilter.hh.

Referenced by CvVrFilter().

IplImage* CvVrFilter::median [private]

Definition at line 113 of file CvVRFilter.hh.

Referenced by icvSkinMask().

int CvVrFilter::min_point [private]

Definition at line 125 of file CvVRFilter.hh.

Referenced by CvVrFilter().

IplImage* CvVrFilter::rgb_norm [private]

Definition at line 115 of file CvVRFilter.hh.

Referenced by icvSkinMask().

CvSize CvVrFilter::size [private]

Definition at line 121 of file CvVRFilter.hh.

Referenced by cvVrFilter(), icvRGBnorm(), and icvSkinMask().

CvSeq* CvVrFilter::skin [private]

Definition at line 123 of file CvVRFilter.hh.

IplImage* CvVrFilter::skin_mask [private]

Definition at line 117 of file CvVRFilter.hh.

Referenced by icvSkinMask().

IplImage* CvVrFilter::source [private]

Definition at line 119 of file CvVRFilter.hh.

Referenced by cvVrFilter(), and icvSkinMask().

bool CvVrFilter::started [private]

Definition at line 130 of file CvVRFilter.hh.

Referenced by cvVrFilter(), and CvVrFilter().

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

• CvVRFilter.hh
• CvVRFilter.cpp

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