statistic.c File Reference

#include "MagickCore/studio.h"
#include "MagickCore/accelerate-private.h"
#include "MagickCore/animate.h"
#include "MagickCore/artifact.h"
#include "MagickCore/blob.h"
#include "MagickCore/blob-private.h"
#include "MagickCore/cache.h"
#include "MagickCore/cache-private.h"
#include "MagickCore/cache-view.h"
#include "MagickCore/client.h"
#include "MagickCore/color.h"
#include "MagickCore/color-private.h"
#include "MagickCore/colorspace.h"
#include "MagickCore/colorspace-private.h"
#include "MagickCore/composite.h"
#include "MagickCore/composite-private.h"
#include "MagickCore/compress.h"
#include "MagickCore/constitute.h"
#include "MagickCore/display.h"
#include "MagickCore/draw.h"
#include "MagickCore/enhance.h"
#include "MagickCore/exception.h"
#include "MagickCore/exception-private.h"
#include "MagickCore/gem.h"
#include "MagickCore/gem-private.h"
#include "MagickCore/geometry.h"
#include "MagickCore/list.h"
#include "MagickCore/image-private.h"
#include "MagickCore/magic.h"
#include "MagickCore/magick.h"
#include "MagickCore/memory_.h"
#include "MagickCore/module.h"
#include "MagickCore/monitor.h"
#include "MagickCore/monitor-private.h"
#include "MagickCore/option.h"
#include "MagickCore/paint.h"
#include "MagickCore/pixel-accessor.h"
#include "MagickCore/profile.h"
#include "MagickCore/property.h"
#include "MagickCore/quantize.h"
#include "MagickCore/quantum-private.h"
#include "MagickCore/random_.h"
#include "MagickCore/random-private.h"
#include "MagickCore/resource_.h"
#include "MagickCore/segment.h"
#include "MagickCore/semaphore.h"
#include "MagickCore/signature-private.h"
#include "MagickCore/statistic.h"
#include "MagickCore/string_.h"
#include "MagickCore/thread-private.h"
#include "MagickCore/timer.h"
#include "MagickCore/utility.h"
#include "MagickCore/version.h"

Include dependency graph for statistic.c:

Go to the source code of this file.

Data Structures
struct	_PixelChannels
struct	_SkipNode
struct	_SkipList
struct	_PixelList

Macros
#define	EvaluateImageTag   "Evaluate/Image"
#define	FunctionImageTag   "Function/Image "
#define	MaxNumberImageMoments   8
#define	Log10Epsilon   (1.0e-11)
#define	PolynomialImageTag   "Polynomial/Image"
#define	StatisticImageTag   "Statistic/Image"

Typedefs
typedef struct _PixelChannels	PixelChannels
typedef struct _SkipNode	SkipNode
typedef struct _SkipList	SkipList
typedef struct _PixelList	PixelList

Functions
static PixelChannels **	DestroyPixelThreadSet (PixelChannels **pixels)
static PixelChannels **	AcquirePixelThreadSet (const Image *image)
static double	EvaluateMax (const double x, const double y)
static int	IntensityCompare (const void *x, const void *y)
static double	ApplyEvaluateOperator (RandomInfo *random_info, const Quantum pixel, const MagickEvaluateOperator op, const double value)
static Image *	AcquireImageCanvas (const Image *images, ExceptionInfo *exception)
MagickExport Image *	EvaluateImages (const Image *images, const MagickEvaluateOperator op, ExceptionInfo *exception)
MagickExport MagickBooleanType	EvaluateImage (Image *image, const MagickEvaluateOperator op, const double value, ExceptionInfo *exception)
static Quantum	ApplyFunction (Quantum pixel, const MagickFunction function, const size_t number_parameters, const double *parameters, ExceptionInfo *exception)
MagickExport MagickBooleanType	FunctionImage (Image *image, const MagickFunction function, const size_t number_parameters, const double *parameters, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetImageEntropy (const Image *image, double *entropy, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetImageExtrema (const Image *image, size_t *minima, size_t *maxima, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetImageKurtosis (const Image *image, double *kurtosis, double *skewness, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetImageMean (const Image *image, double *mean, double *standard_deviation, ExceptionInfo *exception)
static size_t	GetImageChannels (const Image *image)
MagickExport ChannelMoments *	GetImageMoments (const Image *image, ExceptionInfo *exception)
static double	MagickLog10 (const double x)
MagickExport ChannelPerceptualHash *	GetImagePerceptualHash (const Image *image, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetImageRange (const Image *image, double *minima, double *maxima, ExceptionInfo *exception)
MagickExport ChannelStatistics *	GetImageStatistics (const Image *image, ExceptionInfo *exception)
MagickExport Image *	PolynomialImage (const Image *images, const size_t number_terms, const double *terms, ExceptionInfo *exception)
static PixelList *	DestroyPixelList (PixelList *pixel_list)
static PixelList **	DestroyPixelListThreadSet (PixelList **pixel_list)
static PixelList *	AcquirePixelList (const size_t width, const size_t height)
static PixelList **	AcquirePixelListThreadSet (const size_t width, const size_t height)
static void	AddNodePixelList (PixelList *pixel_list, const size_t color)
static void	GetMaximumPixelList (PixelList *pixel_list, Quantum *pixel)
static void	GetMeanPixelList (PixelList *pixel_list, Quantum *pixel)
static void	GetMedianPixelList (PixelList *pixel_list, Quantum *pixel)
static void	GetMinimumPixelList (PixelList *pixel_list, Quantum *pixel)
static void	GetModePixelList (PixelList *pixel_list, Quantum *pixel)
static void	GetNonpeakPixelList (PixelList *pixel_list, Quantum *pixel)
static void	GetRootMeanSquarePixelList (PixelList *pixel_list, Quantum *pixel)
static void	GetStandardDeviationPixelList (PixelList *pixel_list, Quantum *pixel)
static void	InsertPixelList (const Quantum pixel, PixelList *pixel_list)
static void	ResetPixelList (PixelList *pixel_list)
MagickExport Image *	StatisticImage (const Image *image, const StatisticType type, const size_t width, const size_t height, ExceptionInfo *exception)

Macro Definition Documentation

EvaluateImageTag

#define EvaluateImageTag   "Evaluate/Image"

Referenced by EvaluateImage(), and EvaluateImages().

FunctionImageTag

#define FunctionImageTag   "Function/Image "

Referenced by FunctionImage().

Log10Epsilon

#define Log10Epsilon   (1.0e-11)

Referenced by MagickLog10().

MaxNumberImageMoments

#define MaxNumberImageMoments   8

PolynomialImageTag

#define PolynomialImageTag   "Polynomial/Image"

Referenced by PolynomialImage().

StatisticImageTag

#define StatisticImageTag   "Statistic/Image"

Referenced by StatisticImage().

Typedef Documentation

PixelChannels

typedef struct _PixelChannels PixelChannels

PixelList

typedef struct _PixelList PixelList

SkipList

typedef struct _SkipList SkipList

SkipNode

typedef struct _SkipNode SkipNode

Function Documentation

AcquireImageCanvas()

static Image* AcquireImageCanvas ( const Image *  images, ExceptionInfo *  exception  )

static

Definition at line 419 of file statistic.c.

References CloneImage(), _Image::columns, MagickTrue, _Image::next, _Image::number_channels, and _Image::rows.

Referenced by EvaluateImages(), and PolynomialImage().

AcquirePixelList()

static PixelList* AcquirePixelList ( const size_t  width, const size_t  height  )

static

Definition at line 2476 of file statistic.c.

References AcquireAlignedMemory(), AcquireMagickMemory(), DestroyPixelList(), _PixelList::length, MagickCoreSignature, _SkipList::nodes, _PixelList::signature, and _PixelList::skip_list.

Referenced by AcquirePixelListThreadSet().

AcquirePixelListThreadSet()

static PixelList** AcquirePixelListThreadSet ( const size_t  width, const size_t  height  )

static

Definition at line 2496 of file statistic.c.

References AcquirePixelList(), AcquireQuantumMemory(), DestroyPixelListThreadSet(), GetMagickResourceLimit(), and ThreadResource.

Referenced by StatisticImage().

AcquirePixelThreadSet()

static PixelChannels** AcquirePixelThreadSet ( const Image *  image )

static

Definition at line 153 of file statistic.c.

References AcquireQuantumMemory(), _PixelChannels::channel, _Image::columns, DestroyPixelThreadSet(), GetMagickResourceLimit(), MaxPixelChannels, and ThreadResource.

Referenced by EvaluateImages(), and PolynomialImage().

AddNodePixelList()

static void AddNodePixelList ( PixelList *  pixel_list, const size_t  color  )

static

Definition at line 2523 of file statistic.c.

References _SkipNode::count, _SkipList::level, _SkipNode::next, _SkipList::nodes, _PixelList::seed, _SkipNode::signature, _PixelList::signature, and _PixelList::skip_list.

Referenced by InsertPixelList().

ApplyEvaluateOperator()

static double ApplyEvaluateOperator ( RandomInfo *  random_info, const Quantum  pixel, const MagickEvaluateOperator  op, const double  value  )

static

Definition at line 226 of file statistic.c.

References AbsEvaluateOperator, AddEvaluateOperator, AddModulusEvaluateOperator, AndEvaluateOperator, CosineEvaluateOperator, DivideEvaluateOperator, EvaluateMax(), ExponentialEvaluateOperator, GaussianNoise, GaussianNoiseEvaluateOperator, GenerateDifferentialNoise(), ImpulseNoise, ImpulseNoiseEvaluateOperator, LaplacianNoise, LaplacianNoiseEvaluateOperator, LeftShiftEvaluateOperator, LogEvaluateOperator, MagickEpsilon, MagickMin, MagickPI, MaxEvaluateOperator, MeanEvaluateOperator, MedianEvaluateOperator, MinEvaluateOperator, MultiplicativeGaussianNoise, MultiplicativeNoiseEvaluateOperator, MultiplyEvaluateOperator, OrEvaluateOperator, PoissonNoise, PoissonNoiseEvaluateOperator, PowEvaluateOperator, QuantumRange, QuantumScale, RightShiftEvaluateOperator, RootMeanSquareEvaluateOperator, SetEvaluateOperator, SineEvaluateOperator, SubtractEvaluateOperator, SumEvaluateOperator, ThresholdBlackEvaluateOperator, ThresholdEvaluateOperator, ThresholdWhiteEvaluateOperator, UndefinedEvaluateOperator, UniformNoise, UniformNoiseEvaluateOperator, and XorEvaluateOperator.

Referenced by EvaluateImage(), and EvaluateImages().

ApplyFunction()

static Quantum ApplyFunction ( Quantum  pixel, const MagickFunction  function, const size_t  number_parameters, const double *  parameters, ExceptionInfo *  exception  )

static

Definition at line 919 of file statistic.c.

References ArcsinFunction, ArctanFunction, ClampToQuantum(), MagickPI, PolynomialFunction, QuantumRange, QuantumScale, SinusoidFunction, and UndefinedFunction.

Referenced by FunctionImage().

DestroyPixelList()

static PixelList* DestroyPixelList ( PixelList *  pixel_list )

static

Definition at line 2452 of file statistic.c.

References _SkipList::nodes, RelinquishAlignedMemory(), RelinquishMagickMemory(), and _PixelList::skip_list.

Referenced by AcquirePixelList(), and DestroyPixelListThreadSet().

DestroyPixelListThreadSet()

static PixelList** DestroyPixelListThreadSet ( PixelList **  pixel_list )

static

Definition at line 2463 of file statistic.c.

References DestroyPixelList(), GetMagickResourceLimit(), RelinquishMagickMemory(), and ThreadResource.

Referenced by AcquirePixelListThreadSet(), and StatisticImage().

DestroyPixelThreadSet()

static PixelChannels** DestroyPixelThreadSet ( PixelChannels **  pixels )

static

Definition at line 140 of file statistic.c.

References GetMagickResourceLimit(), RelinquishMagickMemory(), and ThreadResource.

Referenced by AcquirePixelThreadSet(), EvaluateImages(), and PolynomialImage().

EvaluateImage()

MagickExport MagickBooleanType EvaluateImage	(	Image *	image,
		const MagickEvaluateOperator	op,
		const double	value,
		ExceptionInfo *	exception
	)

Definition at line 780 of file statistic.c.

References AcquireAuthenticCacheView(), AcquireRandomInfoThreadSet(), ApplyEvaluateOperator(), _PixelChannels::channel, ClampToQuantum(), _Image::columns, CopyPixelTrait, _Image::debug, DestroyCacheView(), DestroyRandomInfoThreadSet(), DirectClass, EvaluateImageTag, _Image::filename, GetCacheViewAuthenticPixels(), GetMagickModule, GetOpenMPThreadId(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), GetPixelWriteMask(), GetRandomSecretKey(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickTrue, MeanEvaluateOperator, _Image::progress_monitor, QuantumRange, random_info, _Image::rows, SetImageProgress(), SetImageStorageClass(), _ExceptionInfo::signature, _Image::signature, SyncCacheViewAuthenticPixels(), TraceEvent, UndefinedPixelTrait, and UpdatePixelTrait.

EvaluateImages()

MagickExport Image* EvaluateImages	(	const Image *	images,
		const MagickEvaluateOperator	op,
		ExceptionInfo *	exception
	)

Definition at line 444 of file statistic.c.

References AcquireAuthenticCacheView(), AcquireImageCanvas(), AcquirePixelThreadSet(), AcquireRandomInfoThreadSet(), AcquireVirtualCacheView(), AddEvaluateOperator, ApplyEvaluateOperator(), _PixelChannels::channel, ClampToQuantum(), _Image::columns, _Image::debug, DestroyCacheView(), DestroyImage(), DestroyPixelThreadSet(), DestroyRandomInfoThreadSet(), DirectClass, EvaluateImageTag, _Image::filename, GetCacheViewVirtualPixels(), GetImageListLength(), GetMagickModule, GetNextImageInList(), GetOpenMPThreadId(), GetPixelChannel(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), GetPixelWriteMask(), GetRandomSecretKey(), IntensityCompare(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickTrue, MaxPixelChannels, MeanEvaluateOperator, MedianEvaluateOperator, MultiplyEvaluateOperator, _Image::progress_monitor, QuantumRange, QuantumScale, QueueCacheViewAuthenticPixels(), random_info, ResourceLimitError, RootMeanSquareEvaluateOperator, _Image::rows, SetImageProgress(), SetImageStorageClass(), _ExceptionInfo::signature, _Image::signature, SyncCacheViewAuthenticPixels(), ThrowMagickException(), TraceEvent, UndefinedPixelTrait, and UpdatePixelTrait.

EvaluateMax()

static double EvaluateMax ( const double  x, const double  y  )

inlinestatic

Definition at line 191 of file statistic.c.

Referenced by ApplyEvaluateOperator().

FunctionImage()

MagickExport MagickBooleanType FunctionImage	(	Image *	image,
		const MagickFunction	function,
		const size_t	number_parameters,
		const double *	parameters,
		ExceptionInfo *	exception
	)

Definition at line 1017 of file statistic.c.

References AcquireAuthenticCacheView(), ApplyFunction(), _PixelChannels::channel, _Image::columns, _Image::debug, DestroyCacheView(), DirectClass, _Image::filename, FunctionImageTag, GetCacheViewAuthenticPixels(), GetMagickModule, GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), GetPixelWriteMask(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickTrue, _Image::progress_monitor, QuantumRange, _Image::rows, SetImageProgress(), SetImageStorageClass(), _ExceptionInfo::signature, _Image::signature, SyncCacheViewAuthenticPixels(), TraceEvent, UndefinedPixelTrait, and UpdatePixelTrait.

Referenced by BrightnessContrastImage().

GetImageChannels()

static size_t GetImageChannels ( const Image *  image )

static

Definition at line 1336 of file statistic.c.

References _PixelChannels::channel, GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), UndefinedPixelTrait, and UpdatePixelTrait.

Referenced by GetImageMoments(), GetImagePerceptualHash(), and GetImageStatistics().

GetImageEntropy()

MagickExport MagickBooleanType GetImageEntropy	(	const Image *	image,
		double *	entropy,
		ExceptionInfo *	exception
	)

Definition at line 1140 of file statistic.c.

References CompositePixelChannel, _Image::debug, _ChannelStatistics::entropy, _Image::filename, GetImageStatistics(), GetMagickModule, LogMagickEvent(), MagickCoreSignature, MagickFalse, MagickTrue, RelinquishMagickMemory(), _Image::signature, and TraceEvent.

Referenced by GetMagickProperty().

GetImageExtrema()

MagickExport MagickBooleanType GetImageExtrema	(	const Image *	image,
		size_t *	minima,
		size_t *	maxima,
		ExceptionInfo *	exception
	)

Definition at line 1188 of file statistic.c.

References _Image::debug, _Image::filename, GetImageRange(), GetMagickModule, LogMagickEvent(), MagickCoreSignature, MagickFalse, _Image::signature, and TraceEvent.

GetImageKurtosis()

MagickExport MagickBooleanType GetImageKurtosis	(	const Image *	image,
		double *	kurtosis,
		double *	skewness,
		ExceptionInfo *	exception
	)

Definition at line 1238 of file statistic.c.

References CompositePixelChannel, _Image::debug, _Image::filename, GetImageStatistics(), GetMagickModule, _ChannelStatistics::kurtosis, LogMagickEvent(), MagickCoreSignature, MagickFalse, MagickTrue, RelinquishMagickMemory(), _Image::signature, _ChannelStatistics::skewness, and TraceEvent.

Referenced by FxChannelStatistics(), and GetMagickProperty().

GetImageMean()

MagickExport MagickBooleanType GetImageMean	(	const Image *	image,
		double *	mean,
		double *	standard_deviation,
		ExceptionInfo *	exception
	)

Definition at line 1288 of file statistic.c.

References CompositePixelChannel, _Image::debug, _Image::filename, GetImageStatistics(), GetMagickModule, LogMagickEvent(), MagickCoreSignature, MagickFalse, MagickTrue, _ChannelStatistics::mean, RelinquishMagickMemory(), _Image::signature, _ChannelStatistics::standard_deviation, and TraceEvent.

Referenced by AutoGammaImage(), FxChannelStatistics(), and GetMagickProperty().

GetImageMoments()

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

Definition at line 1358 of file statistic.c.

References AcquireQuantumMemory(), AcquireVirtualCacheView(), _ChannelMoments::centroid, _PixelChannels::channel, _Image::columns, _Image::debug, DestroyCacheView(), _ChannelMoments::ellipse_angle, _ChannelMoments::ellipse_axis, _ChannelMoments::ellipse_eccentricity, _ChannelMoments::ellipse_intensity, _Image::filename, GetCacheViewVirtualPixels(), GetImageChannels(), GetMagickModule, GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), GetPixelWriteMask(), _ChannelMoments::invariant, LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickEpsilon, MagickFalse, MagickPI, MaxPixelChannels, QuantumRange, 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 1697 of file statistic.c.

References AcquireQuantumMemory(), AcquireString(), BlurImage(), _PixelChannels::channel, _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 1805 of file statistic.c.

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

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

GetImageStatistics()

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

Definition at line 1945 of file statistic.c.

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

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

GetMaximumPixelList()

static void GetMaximumPixelList ( PixelList *  pixel_list, Quantum *  pixel  )

inlinestatic

Definition at line 2582 of file statistic.c.

References _SkipNode::count, _PixelList::length, _SkipNode::next, _SkipList::nodes, and _PixelList::skip_list.

Referenced by StatisticImage().

GetMeanPixelList()

static void GetMeanPixelList ( PixelList *  pixel_list, Quantum *  pixel  )

inlinestatic

Definition at line 2611 of file statistic.c.

References _SkipNode::count, _PixelList::length, _SkipNode::next, _SkipList::nodes, and _PixelList::skip_list.

Referenced by StatisticImage().

GetMedianPixelList()

static void GetMedianPixelList ( PixelList *  pixel_list, Quantum *  pixel  )

inlinestatic

Definition at line 2642 of file statistic.c.

References _SkipNode::count, _PixelList::length, _SkipNode::next, _SkipList::nodes, and _PixelList::skip_list.

Referenced by StatisticImage().

GetMinimumPixelList()

static void GetMinimumPixelList ( PixelList *  pixel_list, Quantum *  pixel  )

inlinestatic

Definition at line 2667 of file statistic.c.

References _SkipNode::count, _PixelList::length, _SkipNode::next, _SkipList::nodes, and _PixelList::skip_list.

Referenced by StatisticImage().

GetModePixelList()

static void GetModePixelList ( PixelList *  pixel_list, Quantum *  pixel  )

inlinestatic

Definition at line 2696 of file statistic.c.

References _SkipNode::count, _PixelList::length, _SkipNode::next, _SkipList::nodes, and _PixelList::skip_list.

Referenced by StatisticImage().

GetNonpeakPixelList()

static void GetNonpeakPixelList ( PixelList *  pixel_list, Quantum *  pixel  )

inlinestatic

Definition at line 2730 of file statistic.c.

References _SkipNode::count, _PixelList::length, _SkipNode::next, _SkipList::nodes, and _PixelList::skip_list.

Referenced by StatisticImage().

GetRootMeanSquarePixelList()

static void GetRootMeanSquarePixelList ( PixelList *  pixel_list, Quantum *  pixel  )

inlinestatic

Definition at line 2765 of file statistic.c.

References _SkipNode::count, _PixelList::length, _SkipNode::next, _SkipList::nodes, and _PixelList::skip_list.

Referenced by StatisticImage().

GetStandardDeviationPixelList()

static void GetStandardDeviationPixelList ( PixelList *  pixel_list, Quantum *  pixel  )

inlinestatic

Definition at line 2797 of file statistic.c.

References _SkipNode::count, _PixelList::length, _SkipNode::next, _SkipList::nodes, and _PixelList::skip_list.

Referenced by StatisticImage().

InsertPixelList()

static void InsertPixelList ( const Quantum  pixel, PixelList *  pixel_list  )

inlinestatic

Definition at line 2837 of file statistic.c.

References AddNodePixelList(), _SkipNode::count, _SkipList::nodes, _SkipNode::signature, _PixelList::signature, and _PixelList::skip_list.

Referenced by StatisticImage().

IntensityCompare()

static int IntensityCompare ( const void *  x, const void *  y  )

static

Definition at line 202 of file statistic.c.

References _PixelChannels::channel, and MaxPixelChannels.

Referenced by EvaluateImages().

MagickLog10()

static double MagickLog10 ( const double  x )

inlinestatic

Definition at line 1688 of file statistic.c.

References Log10Epsilon.

Referenced by GetImagePerceptualHash(), and GetImageStatistics().

PolynomialImage()

MagickExport Image* PolynomialImage	(	const Image *	images,
		const size_t	number_terms,
		const double *	terms,
		ExceptionInfo *	exception
	)

Definition at line 2199 of file statistic.c.

References AcquireAuthenticCacheView(), AcquireImageCanvas(), AcquirePixelThreadSet(), AcquireVirtualCacheView(), _PixelChannels::channel, ClampToQuantum(), _Image::columns, _Image::debug, DestroyCacheView(), DestroyImage(), DestroyPixelThreadSet(), DirectClass, _Image::filename, GetCacheViewVirtualPixels(), GetImageListLength(), GetMagickModule, GetNextImageInList(), GetOpenMPThreadId(), GetPixelChannel(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), GetPixelWriteMask(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickTrue, MaxPixelChannels, PolynomialImageTag, _Image::progress_monitor, QuantumRange, QuantumScale, QueueCacheViewAuthenticPixels(), ResourceLimitError, _Image::rows, SetImageProgress(), SetImageStorageClass(), _ExceptionInfo::signature, _Image::signature, SyncCacheViewAuthenticPixels(), ThrowMagickException(), TraceEvent, UndefinedPixelTrait, and UpdatePixelTrait.

ResetPixelList()

static void ResetPixelList ( PixelList *  pixel_list )

static

Definition at line 2855 of file statistic.c.

References _SkipList::level, _SkipNode::next, _SkipList::nodes, _PixelList::seed, _PixelList::signature, and _PixelList::skip_list.

Referenced by StatisticImage().

StatisticImage()

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

Definition at line 2877 of file statistic.c.

References AcquireAuthenticCacheView(), AcquirePixelListThreadSet(), AcquireVirtualCacheView(), _PixelChannels::channel, ClampToQuantum(), CloneImage(), _Image::columns, CopyPixelTrait, _Image::debug, DestroyCacheView(), DestroyImage(), DestroyPixelListThreadSet(), DirectClass, _Image::filename, GetCacheViewVirtualPixels(), GetMagickModule, GetMaximumPixelList(), GetMeanPixelList(), GetMedianPixelList(), GetMinimumPixelList(), GetModePixelList(), GetNonpeakPixelList(), GetOpenMPThreadId(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), GetPixelWriteMask(), GetRootMeanSquarePixelList(), GetStandardDeviationPixelList(), GradientStatistic, InsertPixelList(), LogMagickEvent(), magick_restrict, MagickAbsoluteValue, MagickCoreSignature, MagickFalse, MagickMax, MagickTrue, MaximumStatistic, MeanStatistic, MedianStatistic, MinimumStatistic, ModeStatistic, NonpeakStatistic, _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().