Class storing the results of statistics computations on an eVision.EROIBW8. More...

Public Member Functions
None	__init__ (self)
	Constructs an eVision.EImageStatisticsBW8 object.
None	__init__ (self, eVision.EImageStatisticsBW8 other)
	Constructs an eVision.EImageStatisticsBW8 object.
None	__init__ (self, eVision.EROIBW8\|None image, eVision.ERegion\|None region)
	Constructs an eVision.EImageStatisticsBW8 object.
None	__init__ (self, eVision.EROIBW8\|None image)
	Constructs an eVision.EImageStatisticsBW8 object.
None	SetImage (self, eVision.EROIBW8\|None image, eVision.ERegion\|None region)
	Sets the reference to the image on which the statistics will be computed.
None	SetImage (self, eVision.EROIBW8\|None image)
	Sets the reference to the image on which the statistics will be computed.
list[float]	GetBinaryMoments (self, int maxOrder)
	Computes the binary moments of pixels above or equal to eVision.EImageStatisticsBW8.HighThreshold up to the requested order on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.
list[float]	GetWeightedMoments (self, int maxOrder)
	Computes the weighted moments up to the requested order on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.

Properties
	LowThreshold = property(_LowThreshold__getter, _LowThreshold__setter)
	Sets/Gets the low threshold used by eVision.EImageStatisticsBW8.NumberOfPixelsBelowLowThreshold and eVision.EImageStatisticsBW8.NumberOfPixelsBetweenThresholds.
	HighThreshold = property(_HighThreshold__getter, _HighThreshold__setter)
	Sets/Gets the high threshold used by eVision.EImageStatisticsBW8.NumberOfPixelsBetweenThresholds and eVision.EImageStatisticsBW8.NumberOfPixelsAboveHighThreshold.
	PixelMin = property(_PixelMin__getter, None)
	Computes the lowest pixel on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.
	PixelMax = property(_PixelMax__getter, None)
	Computes the biggest pixel on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.
	PixelAverage = property(_PixelAverage__getter, None)
	Computes the pixel average on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.
	PixelStdDev = property(_PixelStdDev__getter, None)
	Computes the standard deviation of the pixels on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.
	PixelVariance = property(_PixelVariance__getter, None)
	Computes the variance of the pixels on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.
	NumberOfPixelsBelowLowThreshold = property(_NumberOfPixelsBelowLowThreshold__getter, None)
	Computes the number of pixel strictly below eVision.EImageStatisticsBW8.LowThreshold on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.
	NumberOfPixelsBetweenThresholds = property(_NumberOfPixelsBetweenThresholds__getter, None)
	Computes the number of pixel between eVision.EImageStatisticsBW8.LowThreshold (inclusive) and eVision.EImageStatisticsBW8.HighThreshold (exclusive) on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.
	NumberOfPixelsAboveHighThreshold = property(_NumberOfPixelsAboveHighThreshold__getter, None)
	Computes the number of pixel above or equal to eVision.EImageStatisticsBW8.HighThreshold on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.
	GravityCenterOfPixelsAboveHighThreshold = property(_GravityCenterOfPixelsAboveHighThreshold__getter, None)
	Computes the center of gravity of pixels above or equal to eVision.EImageStatisticsBW8.HighThreshold on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.

Detailed Description

Class storing the results of statistics computations on an eVision.EROIBW8.

Remarks:

License(s): EasyImage

Constructor & Destructor Documentation

◆ init() [1/4]

None eVision.EImageStatisticsBW8.__init__ ( self )

Constructs an eVision.EImageStatisticsBW8 object.

Remarks:

Image and region aren't copied inside the class. Consequently, modifying them after calling this constructor will have an influence on the behavior of this class.

◆ init() [2/4]

None eVision.EImageStatisticsBW8.__init__	(		self,
		eVision.EImageStatisticsBW8	other )

Constructs an eVision.EImageStatisticsBW8 object.

Remarks:

Image and region aren't copied inside the class. Consequently, modifying them after calling this constructor will have an influence on the behavior of this class.

Parameters

other The other instance of eVision.EImageStatisticsBW8 from which to construct this one.

◆ init() [3/4]

None eVision.EImageStatisticsBW8.__init__	(		self,
		eVision.EROIBW8 \| None	image,
		eVision.ERegion \| None	region )

Constructs an eVision.EImageStatisticsBW8 object.

Remarks:

Image and region aren't copied inside the class. Consequently, modifying them after calling this constructor will have an influence on the behavior of this class.

Parameters

image	Reference to the image on which statistics are computed.
region	Reference to the region used to delimit the image.

◆ init() [4/4]

None eVision.EImageStatisticsBW8.__init__	(		self,
		eVision.EROIBW8 \| None	image )

Constructs an eVision.EImageStatisticsBW8 object.

Remarks:

Image and region aren't copied inside the class. Consequently, modifying them after calling this constructor will have an influence on the behavior of this class.

Parameters

image Reference to the image on which statistics are computed.

Member Function Documentation

◆ GetBinaryMoments()

list[float] eVision.EImageStatisticsBW8.GetBinaryMoments	(		self,
		int	maxOrder )

Computes the binary moments of pixels above or equal to eVision.EImageStatisticsBW8.HighThreshold up to the requested order on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.

Returns a vector containing the moments in the following order (up to the maxOrder given):

[0] area (0th order moment).
[1] sum of abscissas (1st order, uncentered moment).
[2] sum of ordinates (1st order, uncentered moment).
[3] sum of squared abscissas (2nd order, uncentered moment).
[4] sum of product of abscissas and ordinates (2nd order, uncentered moment).
[5] sum of squared ordinates (2nd order, uncentered moment).

Remarks:

Computes the binary moments up to the requested order if they are not computed.

Parameters

maxOrder Max order (inclusive) of the moments to compute, may be 1 or 2.

◆ GetWeightedMoments()

list[float] eVision.EImageStatisticsBW8.GetWeightedMoments	(		self,
		int	maxOrder )

Computes the weighted moments up to the requested order on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.

Returns a vector containing the moments in the following order (up to the maxOrder given):

[0] total gray value (0th order moment).
[1] weighted sum of abscissas (1st order, uncentered moment).
[2] weighted sum of ordinates (1st order, uncentered moment).
[3] weighted sum of squared abscissas (2nd order, uncentered moment).
[4] weighted sum of product of abscissas and ordinates (2nd order, uncentered moment).
[5] weighted sum of squared ordinates (2nd order, uncentered moment).
[6] weighted sum of cubic abscissas (3rd order, uncentered moment).
[7] weighted sum of product of squared abscissas and ordinates (3rd order, uncentered moment).
[8] weighted sum of product of abscissas and squared ordinates (3rd order, uncentered moment).
[9] weighted sum of cubic ordinates (3rd order, uncentered moment).
[10] weighted sum of abscissas^4 (4th order, uncentered moment).
[11] weighted sum of product of cubic abscissas and ordinates (4th order, uncentered moment).
[12] weighted sum of product of squared abscissas and squared ordinates (4th order, uncentered moment).
[13] weighted sum of product of abscissas and cubic ordinates (4th order, uncentered moment).
[14] weighted sum of ordinates^4 (4th order, uncentered moment).

Remarks:

Computes the weighted moments up to the requested order if they are not computed.

Parameters

maxOrder Max order (inclusive) of the moments to compute, may be 1, 2, 3 or 4.

◆ SetImage() [1/2]

None eVision.EImageStatisticsBW8.SetImage	(		self,
		eVision.EROIBW8 \| None	image )

Sets the reference to the image on which the statistics will be computed.

Remarks:

Image and region aren't copied inside the class. Consequently, modifying them after calling this method will have an influence on the behavior of this class.

Parameters

image Reference to the image on which statistics are computed.

◆ SetImage() [2/2]

None eVision.EImageStatisticsBW8.SetImage	(		self,
		eVision.EROIBW8 \| None	image,
		eVision.ERegion \| None	region )

Sets the reference to the image on which the statistics will be computed.

Remarks:

Image and region aren't copied inside the class. Consequently, modifying them after calling this method will have an influence on the behavior of this class.

Parameters

image	Reference to the image on which statistics are computed.
region	Reference to the region used to delimit the image.

Property Documentation

◆ GravityCenterOfPixelsAboveHighThreshold

eVision.EImageStatisticsBW8.GravityCenterOfPixelsAboveHighThreshold = property(_GravityCenterOfPixelsAboveHighThreshold__getter, None)

static

Computes the center of gravity of pixels above or equal to eVision.EImageStatisticsBW8.HighThreshold on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.

Remarks:

Computes the center of gravity above high threshold if it is not computed.

◆ HighThreshold

eVision.EImageStatisticsBW8.HighThreshold = property(_HighThreshold__getter, _HighThreshold__setter)

static

Sets/Gets the high threshold used by eVision.EImageStatisticsBW8.NumberOfPixelsBetweenThresholds and eVision.EImageStatisticsBW8.NumberOfPixelsAboveHighThreshold.

Remarks:

Setting eVision.EImageStatisticsBW8.LowThreshold is not required to use eVision.EImageStatisticsBW8.NumberOfPixelsAboveHighThreshold.

◆ LowThreshold

eVision.EImageStatisticsBW8.LowThreshold = property(_LowThreshold__getter, _LowThreshold__setter)

static

Sets/Gets the low threshold used by eVision.EImageStatisticsBW8.NumberOfPixelsBelowLowThreshold and eVision.EImageStatisticsBW8.NumberOfPixelsBetweenThresholds.

Remarks:

Setting eVision.EImageStatisticsBW8.HighThreshold is not required to use eVision.EImageStatisticsBW8.NumberOfPixelsBelowLowThreshold.

◆ NumberOfPixelsAboveHighThreshold

eVision.EImageStatisticsBW8.NumberOfPixelsAboveHighThreshold = property(_NumberOfPixelsAboveHighThreshold__getter, None)

static

Computes the number of pixel above or equal to eVision.EImageStatisticsBW8.HighThreshold on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.

Remarks:

Computes the number of pixels below/above/between both thresholds if they are not computed.

◆ NumberOfPixelsBelowLowThreshold

eVision.EImageStatisticsBW8.NumberOfPixelsBelowLowThreshold = property(_NumberOfPixelsBelowLowThreshold__getter, None)

static

Computes the number of pixel strictly below eVision.EImageStatisticsBW8.LowThreshold on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.

Remarks:

Computes the number of pixels below/above/between both thresholds if they are not computed.

◆ NumberOfPixelsBetweenThresholds

eVision.EImageStatisticsBW8.NumberOfPixelsBetweenThresholds = property(_NumberOfPixelsBetweenThresholds__getter, None)

static

Computes the number of pixel between eVision.EImageStatisticsBW8.LowThreshold (inclusive) and eVision.EImageStatisticsBW8.HighThreshold (exclusive) on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.

Remarks:

Computes the number of pixels below/above/between both thresholds if they are not computed.

◆ PixelAverage

eVision.EImageStatisticsBW8.PixelAverage = property(_PixelAverage__getter, None)

static

Computes the pixel average on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.

Remarks:

Computes the min, max and average if average wasn't computed previously.

◆ PixelMax

eVision.EImageStatisticsBW8.PixelMax = property(_PixelMax__getter, None)

static

Computes the biggest pixel on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.

Remarks:

Computes the min, max and average if max wasn't computed previously.

◆ PixelMin

eVision.EImageStatisticsBW8.PixelMin = property(_PixelMin__getter, None)

static

Computes the lowest pixel on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.

Remarks:

Computes the min, max and average if min wasn't computed previously.

◆ PixelStdDev

eVision.EImageStatisticsBW8.PixelStdDev = property(_PixelStdDev__getter, None)

static

Computes the standard deviation of the pixels on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.

Remarks:

Computes the standard derivation, variance and average if standard derivation wasn't computed previously.

◆ PixelVariance

eVision.EImageStatisticsBW8.PixelVariance = property(_PixelVariance__getter, None)

static

Computes the variance of the pixels on the image (and region) set by eVision.EImageStatisticsBW8.SetImage.

Remarks:

Computes the standard derivation, variance and average if variance wasn't computed previously.

Public Member Functions

Properties

Detailed Description

Constructor & Destructor Documentation

◆ __init__() [1/4]

◆ __init__() [2/4]

◆ __init__() [3/4]

◆ __init__() [4/4]

Member Function Documentation

◆ GetBinaryMoments()

◆ GetWeightedMoments()

◆ SetImage() [1/2]

◆ SetImage() [2/2]

Property Documentation

◆ GravityCenterOfPixelsAboveHighThreshold

◆ HighThreshold

◆ LowThreshold

◆ NumberOfPixelsAboveHighThreshold

◆ NumberOfPixelsBelowLowThreshold

◆ NumberOfPixelsBetweenThresholds

◆ PixelAverage

◆ PixelMax

◆ PixelMin

◆ PixelStdDev

◆ PixelVariance

◆ init() [1/4]

◆ init() [2/4]

◆ init() [3/4]

◆ init() [4/4]