statistic.h File Reference

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Data Structures
struct	_ChannelStatistics
struct	_ChannelMoments
struct	_ChannelPerceptualHash

Macros
#define	MaximumNumberOfImageMoments   8
#define	MaximumNumberOfPerceptualColorspaces   6
#define	MaximumNumberOfPerceptualHashes   7

Typedefs
typedef struct _ChannelStatistics	ChannelStatistics
typedef struct _ChannelMoments	ChannelMoments
typedef struct _ChannelPerceptualHash	ChannelPerceptualHash

Enumerations
enum	MagickEvaluateOperator {   UndefinedEvaluateOperator , AbsEvaluateOperator , AddEvaluateOperator , AddModulusEvaluateOperator ,   AndEvaluateOperator , CosineEvaluateOperator , DivideEvaluateOperator , ExponentialEvaluateOperator ,   GaussianNoiseEvaluateOperator , ImpulseNoiseEvaluateOperator , LaplacianNoiseEvaluateOperator , LeftShiftEvaluateOperator ,   LogEvaluateOperator , MaxEvaluateOperator , MeanEvaluateOperator , MedianEvaluateOperator ,   MinEvaluateOperator , MultiplicativeNoiseEvaluateOperator , MultiplyEvaluateOperator , OrEvaluateOperator ,   PoissonNoiseEvaluateOperator , PowEvaluateOperator , RightShiftEvaluateOperator , RootMeanSquareEvaluateOperator ,   SetEvaluateOperator , SineEvaluateOperator , SubtractEvaluateOperator , SumEvaluateOperator ,   ThresholdBlackEvaluateOperator , ThresholdEvaluateOperator , ThresholdWhiteEvaluateOperator , UniformNoiseEvaluateOperator ,   XorEvaluateOperator , InverseLogEvaluateOperator }
enum	MagickFunction {   UndefinedFunction , ArcsinFunction , ArctanFunction , PolynomialFunction ,   SinusoidFunction }
enum	StatisticType {   UndefinedStatistic , GradientStatistic , MaximumStatistic , MeanStatistic ,   MedianStatistic , MinimumStatistic , ModeStatistic , NonpeakStatistic ,   RootMeanSquareStatistic , StandardDeviationStatistic , ContrastStatistic }

Functions
MagickExport ChannelStatistics *	GetImageStatistics (const Image *, ExceptionInfo *)
MagickExport ChannelMoments *	GetImageMoments (const Image *, ExceptionInfo *)
MagickExport ChannelPerceptualHash *	GetImagePerceptualHash (const Image *, ExceptionInfo *)
MagickExport Image *	EvaluateImages (const Image *, const MagickEvaluateOperator, ExceptionInfo *)
MagickExport Image *	PolynomialImage (const Image *, const size_t, const double *, ExceptionInfo *)
MagickExport Image *	StatisticImage (const Image *, const StatisticType, const size_t, const size_t, ExceptionInfo *)
MagickExport MagickBooleanType	EvaluateImage (Image *, const MagickEvaluateOperator, const double, ExceptionInfo *)
MagickExport MagickBooleanType	FunctionImage (Image *, const MagickFunction, const size_t, const double *, ExceptionInfo *)
MagickExport MagickBooleanType	GetImageEntropy (const Image *, double *, ExceptionInfo *)
MagickExport MagickBooleanType	GetImageExtrema (const Image *, size_t *, size_t *, ExceptionInfo *)
MagickExport MagickBooleanType	GetImageMean (const Image *, double *, double *, ExceptionInfo *)
MagickExport MagickBooleanType	GetImageMedian (const Image *, double *, ExceptionInfo *)
MagickExport MagickBooleanType	GetImageKurtosis (const Image *, double *, double *, ExceptionInfo *)
MagickExport MagickBooleanType	GetImageRange (const Image *, double *, double *, ExceptionInfo *)

Macro Definition Documentation

MaximumNumberOfImageMoments

#define MaximumNumberOfImageMoments   8

Definition at line 25 of file statistic.h.

MaximumNumberOfPerceptualColorspaces

#define MaximumNumberOfPerceptualColorspaces   6

Definition at line 26 of file statistic.h.

MaximumNumberOfPerceptualHashes

#define MaximumNumberOfPerceptualHashes   7

Definition at line 27 of file statistic.h.

Typedef Documentation

ChannelMoments

typedef struct _ChannelMoments ChannelMoments

ChannelPerceptualHash

typedef struct _ChannelPerceptualHash ChannelPerceptualHash

ChannelStatistics

typedef struct _ChannelStatistics ChannelStatistics

Enumeration Type Documentation

MagickEvaluateOperator

enum MagickEvaluateOperator

Enumerator
UndefinedEvaluateOperator
AbsEvaluateOperator
AddEvaluateOperator
AddModulusEvaluateOperator
AndEvaluateOperator
CosineEvaluateOperator
DivideEvaluateOperator
ExponentialEvaluateOperator
GaussianNoiseEvaluateOperator
ImpulseNoiseEvaluateOperator
LaplacianNoiseEvaluateOperator
LeftShiftEvaluateOperator
LogEvaluateOperator
MaxEvaluateOperator
MeanEvaluateOperator
MedianEvaluateOperator
MinEvaluateOperator
MultiplicativeNoiseEvaluateOperator
MultiplyEvaluateOperator
OrEvaluateOperator
PoissonNoiseEvaluateOperator
PowEvaluateOperator
RightShiftEvaluateOperator
RootMeanSquareEvaluateOperator
SetEvaluateOperator
SineEvaluateOperator
SubtractEvaluateOperator
SumEvaluateOperator
ThresholdBlackEvaluateOperator
ThresholdEvaluateOperator
ThresholdWhiteEvaluateOperator
UniformNoiseEvaluateOperator
XorEvaluateOperator
InverseLogEvaluateOperator

Definition at line 85 of file statistic.h.

MagickFunction

enum MagickFunction

Enumerator
UndefinedFunction
ArcsinFunction
ArctanFunction
PolynomialFunction
SinusoidFunction

Definition at line 123 of file statistic.h.

StatisticType

enum StatisticType

Enumerator
UndefinedStatistic
GradientStatistic
MaximumStatistic
MeanStatistic
MedianStatistic
MinimumStatistic
ModeStatistic
NonpeakStatistic
RootMeanSquareStatistic
StandardDeviationStatistic
ContrastStatistic

Definition at line 132 of file statistic.h.

Function Documentation

EvaluateImage()

MagickExport MagickBooleanType EvaluateImage	(	Image *	,
		const	MagickEvaluateOperator,
		const double	,
		ExceptionInfo *
	)

EvaluateImages()

MagickExport Image * EvaluateImages	(	const Image *	,
		const	MagickEvaluateOperator,
		ExceptionInfo *
	)

FunctionImage()

MagickExport MagickBooleanType FunctionImage	(	Image *	,
		const	MagickFunction,
		const	size_t,
		const double *	,
		ExceptionInfo *
	)

GetImageEntropy()

MagickExport MagickBooleanType GetImageEntropy	(	const Image *	,
		double *	,
		ExceptionInfo *
	)

GetImageExtrema()

MagickExport MagickBooleanType GetImageExtrema	(	const Image *	,
		size_t *	,
		size_t *	,
		ExceptionInfo *
	)

GetImageKurtosis()

MagickExport MagickBooleanType GetImageKurtosis	(	const Image *	,
		double *	,
		double *	,
		ExceptionInfo *
	)

GetImageMean()

MagickExport MagickBooleanType GetImageMean	(	const Image *	,
		double *	,
		double *	,
		ExceptionInfo *
	)

GetImageMedian()

MagickExport MagickBooleanType GetImageMedian	(	const Image *	,
		double *	,
		ExceptionInfo *
	)

GetImageMoments()

MagickExport ChannelMoments * GetImageMoments	(	const Image *	image,
		ExceptionInfo *	exception
	)

Definition at line 1434 of file statistic.c.

References AcquireQuantumMemory(), AcquireVirtualCacheView(), _ChannelMoments::centroid, _Image::columns, DestroyCacheView(), _ChannelMoments::ellipse_angle, _ChannelMoments::ellipse_axis, _ChannelMoments::ellipse_eccentricity, _ChannelMoments::ellipse_intensity, _Image::filename, GetCacheViewVirtualPixels(), GetImageChannels(), GetMagickModule, GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), _ChannelMoments::invariant, IsEventLogging(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickEpsilon, MagickFalse, MagickPI, MaxPixelChannels, PerceptibleReciprocal(), QuantumScale, RadiansToDegrees(), RelinquishMagickMemory(), _Image::rows, _Image::signature, TraceEvent, UndefinedPixelTrait, UpdatePixelTrait, _PointInfo::x, and _PointInfo::y.

Referenced by GetImagePerceptualHash(), and IdentifyImage().

GetImagePerceptualHash()

MagickExport ChannelPerceptualHash * GetImagePerceptualHash	(	const Image *	image,
		ExceptionInfo *	exception
	)

Definition at line 1736 of file statistic.c.

References AcquireQuantumMemory(), AcquireString(), BlurImage(), _ChannelPerceptualHash::colorspace, _Image::depth, DestroyImage(), DestroyString(), GetImageArtifact(), GetImageChannels(), GetImageMoments(), MagickColorspaceOptions, MagickFalse, MagickLog10(), MaximumNumberOfImageMoments, MaximumNumberOfPerceptualColorspaces, MaxPixelChannels, _ChannelPerceptualHash::number_channels, _ChannelPerceptualHash::number_colorspaces, ParseCommandOption(), RelinquishMagickMemory(), StringToken(), and TransformImageColorspace().

Referenced by GetPerceptualHashDistortion(), and IdentifyImage().

GetImageRange()

MagickExport MagickBooleanType GetImageRange	(	const Image *	image,
		double *	minima,
		double *	maxima,
		ExceptionInfo *	exception
	)

Definition at line 1842 of file statistic.c.

References AcquireVirtualCacheView(), _Image::columns, DestroyCacheView(), _Image::filename, GetCacheViewVirtualPixels(), GetMagickModule, GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), IsEventLogging(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickTrue, _Image::rows, _Image::signature, TraceEvent, UndefinedPixelTrait, and UpdatePixelTrait.

Referenced by GetImageExtrema(), GetMagickProperty(), and MinMaxStretchImage().

GetImageStatistics()

MagickExport ChannelStatistics * GetImageStatistics	(	const Image *	image,
		ExceptionInfo *	exception
	)

Definition at line 2029 of file statistic.c.

References AcquireQuantumMemory(), AcquireVirtualMemory(), _ChannelStatistics::area, ClampToQuantum(), _Image::columns, CompositePixelChannel, _ChannelStatistics::depth, _ChannelStatistics::entropy, _Image::filename, GetImageChannels(), GetMagickModule, GetMedianPixel(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), GetPixelReadMask(), GetQuantumRange(), GetVirtualMemoryBlob(), GetVirtualPixels(), IsEventLogging(), _ChannelStatistics::kurtosis, LogMagickEvent(), magick_restrict, MAGICKCORE_QUANTUM_DEPTH, MagickCoreSignature, MagickFalse, MagickLog10(), MagickMaximumValue, MagickTrue, _ChannelStatistics::maxima, MaxMap, MaxPixelChannels, _ChannelStatistics::mean, _ChannelStatistics::median, _ChannelStatistics::minima, PerceptibleReciprocal(), QuantumRange, RelinquishMagickMemory(), RelinquishVirtualMemory(), ResourceLimitError, _Image::rows, ScaleAnyToQuantum(), ScaleQuantumToAny(), _Image::signature, _ChannelStatistics::skewness, _ChannelStatistics::standard_deviation, _ChannelStatistics::sum, _ChannelStatistics::sum_cubed, _ChannelStatistics::sum_fourth_power, _ChannelStatistics::sum_squared, ThrowMagickException(), TraceEvent, UndefinedPixelTrait, UpdatePixelTrait, and _ChannelStatistics::variance.

Referenced by CollectOneImgStats(), GetImageEntropy(), GetImageKurtosis(), GetImageMean(), GetImageMedian(), GetNormalizedCrossCorrelationDistortion(), and IdentifyImage().

PolynomialImage()

MagickExport Image * PolynomialImage	(	const Image *	,
		const	size_t,
		const double *	,
		ExceptionInfo *
	)

StatisticImage()

MagickExport Image * StatisticImage	(	const Image *	image,
		const	StatisticType,
		const	size_t,
		const	size_t,
		ExceptionInfo *	exception
	)

Definition at line 2838 of file statistic.c.

References AcquireAuthenticCacheView(), AcquirePixelListTLS(), AcquireVirtualCacheView(), ClampToQuantum(), CloneImage(), _Image::columns, ContrastStatistic, CopyPixelTrait, DestroyCacheView(), DestroyImage(), DestroyPixelListTLS(), DirectClass, _Image::filename, GetCacheViewVirtualPixels(), GetMagickModule, GetMedianPixelList(), GetModePixelList(), GetNonpeakPixelList(), GetOpenMPThreadId(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), GetPixelWriteMask(), GradientStatistic, InsertPixelList(), IsEventLogging(), LogMagickEvent(), magick_restrict, MagickAbsoluteValue, MagickCoreSignature, MagickFalse, MagickMax, MagickTrue, MaximumStatistic, MeanStatistic, MedianStatistic, MinimumStatistic, ModeStatistic, NonpeakStatistic, PerceptibleReciprocal(), _Image::progress_monitor, QuantumRange, QueueCacheViewAuthenticPixels(), ResetPixelList(), ResourceLimitError, RootMeanSquareStatistic, _Image::rows, SetImageProgress(), SetImageStorageClass(), SetPixelChannel(), _ExceptionInfo::signature, _Image::signature, StandardDeviationStatistic, StatisticImageTag, SyncCacheViewAuthenticPixels(), ThrowImageException, TraceEvent, UndefinedPixelTrait, and UpdatePixelTrait.

Referenced by DeskewImage(), and PreviewImage().