pcl::segmentation::grabcut Namespace Reference

Classes
class	BoykovKolmogorov
struct	Color
	Structure to save RGB colors into floats. More...
struct	Gaussian
	Gaussian structure. More...
class	GaussianFitter
class	GMM
Typedefs
typedef pcl::PointCloud< Color >	Image
	An Image is a point cloud of Color.
Enumerations
enum	SegmentationValue { SegmentationForeground = 0, SegmentationBackground }
	Grabcut derived hard segementation values. More...
enum	TrimapValue { TrimapUnknown = -1, TrimapForeground, TrimapBackground }
	User supplied Trimap values. More...
Functions
void	buildGMMs (const Image &image, const std::vector< int > &indices, const std::vector< SegmentationValue > &hardSegmentation, std::vector< std::size_t > &components, GMM &background_GMM, GMM &foreground_GMM)
float	colorDistance (const Color &c1, const Color &c2)
	Compute squared distance between two colors.
void	learnGMMs (const Image &image, const std::vector< int > &indices, const std::vector< SegmentationValue > &hard_segmentation, std::vector< std::size_t > &components, GMM &background_GMM, GMM &foreground_GMM)

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Typedef Documentation

typedef pcl::PointCloud<Color> pcl::segmentation::grabcut::Image

An Image is a point cloud of Color.

Definition at line 194 of file grabcut.h.

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Enumeration Type Documentation

enum pcl::segmentation::grabcut::SegmentationValue

Grabcut derived hard segementation values.

Enumerator:

SegmentationForeground
SegmentationBackground

Definition at line 205 of file grabcut.h.

enum pcl::segmentation::grabcut::TrimapValue

User supplied Trimap values.

Enumerator:

TrimapUnknown
TrimapForeground
TrimapBackground

Definition at line 203 of file grabcut.h.

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Function Documentation

void pcl::segmentation::grabcut::buildGMMs	(	const Image &	image,
		const std::vector< int > &	indices,
		const std::vector< SegmentationValue > &	hardSegmentation,
		std::vector< std::size_t > &	components,
		GMM &	background_GMM,
		GMM &	foreground_GMM
	)

Build the initial GMMs using the Orchard and Bouman color clustering algorithm

Definition at line 652 of file grabcut.cpp.

float pcl::segmentation::grabcut::colorDistance	(	const Color &	c1,
		const Color &	c2
	)

Compute squared distance between two colors.

Parameters:

[in]	c1	first color
[in]	c2	second color

Returns:

the squared distance measure in RGB space

void pcl::segmentation::grabcut::learnGMMs	(	const Image &	image,
		const std::vector< int > &	indices,
		const std::vector< SegmentationValue > &	hard_segmentation,
		std::vector< std::size_t > &	components,
		GMM &	background_GMM,
		GMM &	foreground_GMM
	)

Iteratively learn GMMs using GrabCut updating algorithm

Definition at line 768 of file grabcut.cpp.