statistic.c File Reference

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

Include dependency graph for statistic.c:

Go to the source code of this file.

Data Structures
struct	_ListNode
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	ListChannels   5
#define	StatisticImageTag   "Statistic/Image"

Typedefs
typedef struct _ListNode	ListNode
typedef struct _SkipList	SkipList
typedef struct _PixelList	PixelList

Functions
static MagickPixelPacket **	DestroyPixelTLS (const Image *images, MagickPixelPacket **pixels)
static MagickPixelPacket **	AcquirePixelTLS (const Image *images)
static double	EvaluateMax (const double x, const double y)
static int	IntensityCompare (const void *x, const void *y)
static MagickRealType	ApplyEvaluateOperator (RandomInfo *random_info, const Quantum pixel, const MagickEvaluateOperator op, const MagickRealType value)
static Image *	AcquireImageCanvas (const Image *images, ExceptionInfo *exception)
MagickExport MagickBooleanType	EvaluateImage (Image *image, const MagickEvaluateOperator op, const double value, ExceptionInfo *exception)
MagickExport Image *	EvaluateImages (const Image *images, const MagickEvaluateOperator op, ExceptionInfo *exception)
MagickExport MagickBooleanType	EvaluateImageChannel (Image *image, const ChannelType channel, 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	FunctionImageChannel (Image *image, const ChannelType channel, 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	GetImageChannelEntropy (const Image *image, const ChannelType channel, double *entropy, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetImageExtrema (const Image *image, size_t *minima, size_t *maxima, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetImageChannelExtrema (const Image *image, const ChannelType channel, size_t *minima, size_t *maxima, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetImageKurtosis (const Image *image, double *kurtosis, double *skewness, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetImageChannelKurtosis (const Image *image, const ChannelType channel, double *kurtosis, double *skewness, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetImageMean (const Image *image, double *mean, double *standard_deviation, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetImageChannelMean (const Image *image, const ChannelType channel, double *mean, double *standard_deviation, ExceptionInfo *exception)
MagickExport ChannelMoments *	GetImageChannelMoments (const Image *image, ExceptionInfo *exception)
static double	MagickLog10 (const double x)
MagickExport ChannelPerceptualHash *	GetImageChannelPerceptualHash (const Image *image, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetImageRange (const Image *image, double *minima, double *maxima, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetImageChannelRange (const Image *image, const ChannelType channel, double *minima, double *maxima, ExceptionInfo *exception)
MagickExport ChannelStatistics *	GetImageChannelStatistics (const Image *image, ExceptionInfo *exception)
MagickExport Image *	PolynomialImage (const Image *images, const size_t number_terms, const double *terms, ExceptionInfo *exception)
MagickExport Image *	PolynomialImageChannel (const Image *images, const ChannelType channel, const size_t number_terms, const double *terms, ExceptionInfo *exception)
static PixelList *	DestroyPixelList (PixelList *pixel_list)
static PixelList **	DestroyPixelListTLS (PixelList **pixel_list)
static PixelList *	AcquirePixelList (const size_t width, const size_t height)
static PixelList **	AcquirePixelListTLS (const size_t width, const size_t height)
static void	AddNodePixelList (PixelList *pixel_list, const ssize_t channel, const size_t color)
static void	GetMaximumPixelList (PixelList *pixel_list, MagickPixelPacket *pixel)
static void	GetMeanPixelList (PixelList *pixel_list, MagickPixelPacket *pixel)
static void	GetMedianPixelList (PixelList *pixel_list, MagickPixelPacket *pixel)
static void	GetMinimumPixelList (PixelList *pixel_list, MagickPixelPacket *pixel)
static void	GetModePixelList (PixelList *pixel_list, MagickPixelPacket *pixel)
static void	GetNonpeakPixelList (PixelList *pixel_list, MagickPixelPacket *pixel)
static void	GetRootMeanSquarePixelList (PixelList *pixel_list, MagickPixelPacket *pixel)
static void	GetStandardDeviationPixelList (PixelList *pixel_list, MagickPixelPacket *pixel)
static void	InsertPixelList (const Image *image, const PixelPacket *pixel, const IndexPacket *indexes, 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)
MagickExport Image *	StatisticImageChannel (const Image *image, const ChannelType channel, const StatisticType type, const size_t width, const size_t height, ExceptionInfo *exception)

Macro Definition Documentation

EvaluateImageTag

#define EvaluateImageTag   "Evaluate/Image"

FunctionImageTag

#define FunctionImageTag   "Function/Image "

ListChannels

#define ListChannels   5

Definition at line 2982 of file statistic.c.

Log10Epsilon

#define Log10Epsilon   (1.0e-11)

MaxNumberImageMoments

#define MaxNumberImageMoments   8

PolynomialImageTag

#define PolynomialImageTag   "Polynomial/Image"

StatisticImageTag

#define StatisticImageTag   "Statistic/Image"

Typedef Documentation

ListNode

typedef struct _ListNode ListNode

PixelList

typedef struct _PixelList PixelList

SkipList

typedef struct _SkipList SkipList

Function Documentation

AcquireImageCanvas()

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

static

Definition at line 436 of file statistic.c.

References CloneImage(), CMYKColorspace, _Image::colorspace, _Image::columns, MagickFalse, MagickTrue, _Image::matte, _Image::next, and _Image::rows.

Referenced by EvaluateImages(), and PolynomialImageChannel().

AcquirePixelList()

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

static

Definition at line 3040 of file statistic.c.

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

Referenced by AcquirePixelListTLS().

AcquirePixelListTLS()

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

static

Definition at line 3066 of file statistic.c.

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

Referenced by StatisticImageChannel().

AcquirePixelTLS()

static MagickPixelPacket ** AcquirePixelTLS ( const Image *  images )

static

Definition at line 158 of file statistic.c.

References AcquireQuantumMemory(), _Image::columns, DestroyPixelTLS(), GetImageListLength(), GetMagickPixelPacket(), GetMagickResourceLimit(), MagickMax, _Image::next, and ThreadResource.

Referenced by EvaluateImages(), and PolynomialImageChannel().

AddNodePixelList()

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

static

Definition at line 3093 of file statistic.c.

References _ListNode::count, _SkipList::level, _PixelList::lists, _ListNode::next, _SkipList::nodes, _PixelList::seed, _ListNode::signature, and _PixelList::signature.

Referenced by InsertPixelList().

ApplyEvaluateOperator()

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

static

Definition at line 226 of file statistic.c.

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

Referenced by EvaluateImageChannel(), 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 996 of file statistic.c.

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

Referenced by FunctionImageChannel().

DestroyPixelList()

static PixelList * DestroyPixelList ( PixelList *  pixel_list )

static

Definition at line 3012 of file statistic.c.

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

Referenced by AcquirePixelList(), and DestroyPixelListTLS().

DestroyPixelListTLS()

static PixelList ** DestroyPixelListTLS ( PixelList **  pixel_list )

static

Definition at line 3027 of file statistic.c.

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

Referenced by AcquirePixelListTLS(), and StatisticImageChannel().

DestroyPixelTLS()

static MagickPixelPacket ** DestroyPixelTLS ( const Image *  images, MagickPixelPacket **  pixels  )

static

Definition at line 139 of file statistic.c.

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

Referenced by AcquirePixelTLS(), EvaluateImages(), and PolynomialImageChannel().

EvaluateImage()

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

Definition at line 474 of file statistic.c.

References CompositeChannels, and EvaluateImageChannel().

EvaluateImageChannel()

MagickExport MagickBooleanType EvaluateImageChannel	(	Image *	image,
		const ChannelType	channel,
		const MagickEvaluateOperator	op,
		const double	value,
		ExceptionInfo *	exception
	)

Definition at line 815 of file statistic.c.

References AcquireAuthenticCacheView(), AcquireRandomInfoTLS(), ApplyEvaluateOperator(), BlueChannel, ClampToQuantum(), _Image::columns, DestroyCacheView(), DestroyRandomInfoTLS(), DirectClass, EvaluateImageTag, _Image::exception, _Image::filename, GetCacheViewAuthenticIndexQueue(), GetCacheViewAuthenticPixels(), GetMagickModule, GetOpenMPThreadId(), GetPixelAlpha, GetPixelBlue, GetPixelGreen, GetPixelIndex, GetPixelOpacity, GetPixelRed, GetRandomSecretKey(), GreenChannel, IndexChannel, InheritException(), IsEventLogging(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickTrue, _Image::matte, MeanEvaluateOperator, OpacityChannel, _Image::progress_monitor, random_info, RedChannel, _Image::rows, SetImageProgress(), SetImageStorageClass(), SetPixelAlpha, SetPixelBlue, SetPixelGreen, SetPixelIndex, SetPixelOpacity, SetPixelRed, _ExceptionInfo::signature, _Image::signature, SyncCacheViewAuthenticPixels(), and TraceEvent.

Referenced by EvaluateImage().

EvaluateImages()

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

Definition at line 484 of file statistic.c.

References AcquireAuthenticCacheView(), AcquireImageCanvas(), AcquirePixelTLS(), AcquireRandomInfoTLS(), AcquireVirtualCacheView(), AddEvaluateOperator, ApplyEvaluateOperator(), _MagickPixelPacket::blue, ClampToQuantum(), CMYKColorspace, _Image::colorspace, _Image::columns, DestroyCacheView(), DestroyImage(), DestroyPixelTLS(), DestroyRandomInfoTLS(), DirectClass, EvaluateImageTag, _Image::exception, _Image::filename, GetCacheViewAuthenticIndexQueue(), GetCacheViewVirtualIndexQueue(), GetCacheViewVirtualPixels(), GetImageListLength(), GetMagickModule, GetMagickPixelPacket(), GetNextImageInList(), GetOpenMPThreadId(), GetPixelAlpha, GetPixelBlue, GetPixelGreen, GetPixelIndex, GetPixelRed, GetRandomSecretKey(), _MagickPixelPacket::green, _MagickPixelPacket::index, InheritException(), IntensityCompare(), IsEventLogging(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickTrue, MeanEvaluateOperator, MedianEvaluateOperator, MultiplyEvaluateOperator, _MagickPixelPacket::opacity, _Image::progress_monitor, QuantumScale, QueueCacheViewAuthenticPixels(), random_info, _MagickPixelPacket::red, ResourceLimitError, RootMeanSquareEvaluateOperator, _Image::rows, SetImageProgress(), SetImageStorageClass(), SetPixelAlpha, SetPixelBlue, SetPixelGreen, SetPixelIndex, SetPixelRed, _ExceptionInfo::signature, _Image::signature, SyncCacheViewAuthenticPixels(), ThrowMagickException(), and TraceEvent.

Referenced by AverageImages(), MaximumImages(), and MinimumImages().

EvaluateMax()

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

inlinestatic

Definition at line 195 of file statistic.c.

Referenced by ApplyEvaluateOperator(), and GetImageChannelStatistics().

FunctionImage()

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

Definition at line 1084 of file statistic.c.

References CompositeChannels, and FunctionImageChannel().

FunctionImageChannel()

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

Definition at line 1096 of file statistic.c.

References AcquireAuthenticCacheView(), ApplyFunction(), BlueChannel, _Image::columns, DestroyCacheView(), DirectClass, _Image::exception, _Image::filename, FunctionImageTag, GetCacheViewAuthenticIndexQueue(), GetCacheViewAuthenticPixels(), GetMagickModule, GetPixelAlpha, GetPixelBlue, GetPixelGreen, GetPixelIndex, GetPixelOpacity, GetPixelRed, GreenChannel, IndexChannel, InheritException(), IsEventLogging(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickTrue, _Image::matte, OpacityChannel, _Image::progress_monitor, RedChannel, _Image::rows, SetImageProgress(), SetImageStorageClass(), SetPixelAlpha, SetPixelBlue, SetPixelGreen, SetPixelIndex, SetPixelOpacity, SetPixelRed, _ExceptionInfo::signature, _Image::signature, SyncCacheViewAuthenticPixels(), and TraceEvent.

Referenced by BrightnessContrastImageChannel(), and FunctionImage().

GetImageChannelEntropy()

MagickExport MagickBooleanType GetImageChannelEntropy	(	const Image *	image,
		const ChannelType	channel,
		double *	entropy,
		ExceptionInfo *	exception
	)

Definition at line 1240 of file statistic.c.

References BlackChannel, BlueChannel, CMYKColorspace, _Image::colorspace, CompositeChannels, _ChannelStatistics::entropy, _Image::filename, GetImageChannelStatistics(), GetMagickModule, GreenChannel, IndexChannel, IsEventLogging(), LogMagickEvent(), MagickCoreSignature, MagickFalse, MagickTrue, _Image::matte, OpacityChannel, RedChannel, RelinquishMagickMemory(), _Image::signature, and TraceEvent.

Referenced by GetImageEntropy(), and GetMagickProperty().

GetImageChannelExtrema()

MagickExport MagickBooleanType GetImageChannelExtrema	(	const Image *	image,
		const ChannelType	channel,
		size_t *	minima,
		size_t *	maxima,
		ExceptionInfo *	exception
	)

Definition at line 1340 of file statistic.c.

References _Image::filename, GetImageChannelRange(), GetMagickModule, IsEventLogging(), LogMagickEvent(), MagickCoreSignature, MagickFalse, _Image::signature, and TraceEvent.

Referenced by GetImageExtrema().

GetImageChannelKurtosis()

MagickExport MagickBooleanType GetImageChannelKurtosis	(	const Image *	image,
		const ChannelType	channel,
		double *	kurtosis,
		double *	skewness,
		ExceptionInfo *	exception
	)

Definition at line 1406 of file statistic.c.

References BlueChannel, CMYKColorspace, _Image::colorspace, _Image::columns, _Image::filename, GetMagickModule, GetPixelAlpha, GetPixelBlue, GetPixelGreen, GetPixelIndex, GetPixelOpacity, GetPixelRed, GetVirtualIndexQueue(), GetVirtualPixels(), GreenChannel, IndexChannel, IsEventLogging(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickTrue, OpacityChannel, RedChannel, _Image::rows, _Image::signature, and TraceEvent.

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

GetImageChannelMean()

MagickExport MagickBooleanType GetImageChannelMean	(	const Image *	image,
		const ChannelType	channel,
		double *	mean,
		double *	standard_deviation,
		ExceptionInfo *	exception
	)

Definition at line 1572 of file statistic.c.

References BlackChannel, BlueChannel, CMYKColorspace, _Image::colorspace, CompositeChannels, _Image::filename, GetImageChannelStatistics(), GetMagickModule, GreenChannel, IndexChannel, IsEventLogging(), LogMagickEvent(), MagickCoreSignature, MagickFalse, MagickTrue, _Image::matte, _ChannelStatistics::mean, OpacityChannel, RedChannel, RelinquishMagickMemory(), _Image::signature, _ChannelStatistics::standard_deviation, and TraceEvent.

Referenced by AutoGammaImageChannel(), FxChannelStatistics(), GetImageMean(), and GetMagickProperty().

GetImageChannelMoments()

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

Definition at line 1667 of file statistic.c.

References AcquireQuantumMemory(), _MagickPixelPacket::blue, BlueChannel, _ChannelMoments::centroid, CMYKColorspace, _Image::colorspace, _Image::columns, CompositeChannels, _ChannelMoments::ellipse_angle, _ChannelMoments::ellipse_axis, _ChannelMoments::ellipse_eccentricity, _ChannelMoments::ellipse_intensity, _Image::filename, GetMagickModule, GetMagickPixelPacket(), GetVirtualIndexQueue(), GetVirtualPixels(), _MagickPixelPacket::green, GreenChannel, _ChannelMoments::I, _MagickPixelPacket::index, IndexChannel, IsEventLogging(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickEpsilon, MagickFalse, MagickPI, _Image::matte, _MagickPixelPacket::opacity, OpacityChannel, PerceptibleReciprocal(), QuantumScale, RadiansToDegrees(), _MagickPixelPacket::red, RedChannel, RelinquishMagickMemory(), _Image::rows, SetMagickPixelPacket(), _Image::signature, TraceEvent, _PointInfo::x, and _PointInfo::y.

Referenced by GetImageChannelPerceptualHash(), and IdentifyImage().

GetImageChannelPerceptualHash()

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

Definition at line 2115 of file statistic.c.

References AcquireQuantumMemory(), BlurImage(), CompositeChannels, _Image::depth, DestroyImage(), GetImageChannelMoments(), HCLpColorspace, MagickFalse, MagickLog10(), MaximumNumberOfImageMoments, RelinquishMagickMemory(), sRGBColorspace, and TransformImageColorspace().

Referenced by GetPerceptualHashDistortion(), and IdentifyImage().

GetImageChannelRange()

MagickExport MagickBooleanType GetImageChannelRange	(	const Image *	image,
		const ChannelType	channel,
		double *	minima,
		double *	maxima,
		ExceptionInfo *	exception
	)

Definition at line 2230 of file statistic.c.

References _MagickPixelPacket::blue, BlueChannel, CMYKColorspace, _Image::colorspace, _Image::columns, _Image::filename, GetMagickModule, GetMagickPixelPacket(), GetVirtualIndexQueue(), GetVirtualPixels(), _MagickPixelPacket::green, GreenChannel, _MagickPixelPacket::index, IndexChannel, IsEventLogging(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickMaximumValue, MagickTrue, _Image::matte, _MagickPixelPacket::opacity, OpacityChannel, QuantumRange, _MagickPixelPacket::red, RedChannel, _Image::rows, SetMagickPixelPacket(), _Image::signature, and TraceEvent.

Referenced by FxChannelStatistics(), GetImageChannelExtrema(), GetImageRange(), GetMagickProperty(), and MinMaxStretchImage().

GetImageChannelStatistics()

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

Definition at line 2340 of file statistic.c.

References AcquireQuantumMemory(), BlackChannel, _MagickPixelPacket::blue, BlueChannel, CMYKColorspace, _Image::colorspace, _Image::columns, CompositeChannels, _ChannelStatistics::depth, _ChannelStatistics::entropy, EvaluateMax(), _Image::filename, GetMagickModule, GetPixelAlpha, GetPixelBlue, GetPixelGreen, GetPixelIndex, GetPixelRed, GetQuantumRange(), GetVirtualIndexQueue(), GetVirtualPixels(), _MagickPixelPacket::green, GreenChannel, _MagickPixelPacket::index, IndexChannel, IsEventLogging(), IsPixelAtDepth(), _ChannelStatistics::kurtosis, LogMagickEvent(), magick_restrict, MAGICKCORE_QUANTUM_DEPTH, MagickCoreSignature, MagickFalse, MagickLog10(), MagickMaximumValue, MagickMin, _Image::matte, _ChannelStatistics::maxima, MaxMap, _ChannelStatistics::mean, _ChannelStatistics::minima, _MagickPixelPacket::opacity, OpacityChannel, PerceptibleReciprocal(), _MagickPixelPacket::red, RedChannel, RelinquishMagickMemory(), _Image::rows, _Image::signature, _ChannelStatistics::skewness, _ChannelStatistics::standard_deviation, _ChannelStatistics::sum, _ChannelStatistics::sum_cubed, _ChannelStatistics::sum_fourth_power, _ChannelStatistics::sum_squared, TraceEvent, and _ChannelStatistics::variance.

Referenced by GetImageChannelEntropy(), GetImageChannelMean(), GetNormalizedCrossCorrelationDistortion(), and IdentifyImage().

GetImageEntropy()

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

Definition at line 1230 of file statistic.c.

References CompositeChannels, and GetImageChannelEntropy().

GetImageExtrema()

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

Definition at line 1329 of file statistic.c.

References CompositeChannels, and GetImageChannelExtrema().

GetImageKurtosis()

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

Definition at line 1395 of file statistic.c.

References CompositeChannels, and GetImageChannelKurtosis().

GetImageMean()

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

Definition at line 1561 of file statistic.c.

References CompositeChannels, and GetImageChannelMean().

GetImageRange()

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

Definition at line 2224 of file statistic.c.

References CompositeChannels, and GetImageChannelRange().

GetMaximumPixelList()

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

static

Definition at line 3153 of file statistic.c.

References _MagickPixelPacket::blue, _ListNode::count, _MagickPixelPacket::green, _MagickPixelPacket::index, _PixelList::length, ListChannels, _PixelList::lists, _ListNode::next, _SkipList::nodes, _MagickPixelPacket::opacity, and _MagickPixelPacket::red.

Referenced by StatisticImageChannel().

GetMeanPixelList()

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

static

Definition at line 3196 of file statistic.c.

References _MagickPixelPacket::blue, _ListNode::count, _MagickPixelPacket::green, _MagickPixelPacket::index, _PixelList::length, ListChannels, _PixelList::lists, _ListNode::next, _SkipList::nodes, _MagickPixelPacket::opacity, and _MagickPixelPacket::red.

Referenced by StatisticImageChannel().

GetMedianPixelList()

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

static

Definition at line 3241 of file statistic.c.

References _MagickPixelPacket::blue, _ListNode::count, GetMagickPixelPacket(), _MagickPixelPacket::green, _MagickPixelPacket::index, _PixelList::length, ListChannels, _PixelList::lists, _ListNode::next, _SkipList::nodes, _MagickPixelPacket::opacity, and _MagickPixelPacket::red.

Referenced by StatisticImageChannel().

GetMinimumPixelList()

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

static

Definition at line 3281 of file statistic.c.

References _MagickPixelPacket::blue, _ListNode::count, _MagickPixelPacket::green, _MagickPixelPacket::index, _PixelList::length, ListChannels, _PixelList::lists, _ListNode::next, _SkipList::nodes, _MagickPixelPacket::opacity, and _MagickPixelPacket::red.

Referenced by StatisticImageChannel().

GetModePixelList()

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

static

Definition at line 3324 of file statistic.c.

References _MagickPixelPacket::blue, _ListNode::count, _MagickPixelPacket::green, _MagickPixelPacket::index, _PixelList::length, _PixelList::lists, _ListNode::next, _SkipList::nodes, _MagickPixelPacket::opacity, and _MagickPixelPacket::red.

Referenced by StatisticImageChannel().

GetNonpeakPixelList()

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

static

Definition at line 3372 of file statistic.c.

References _MagickPixelPacket::blue, _ListNode::count, _MagickPixelPacket::green, _MagickPixelPacket::index, _PixelList::length, _PixelList::lists, _ListNode::next, _SkipList::nodes, _MagickPixelPacket::opacity, and _MagickPixelPacket::red.

Referenced by StatisticImageChannel().

GetRootMeanSquarePixelList()

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

static

Definition at line 3421 of file statistic.c.

References _MagickPixelPacket::blue, _ListNode::count, _MagickPixelPacket::green, _MagickPixelPacket::index, _PixelList::length, ListChannels, _PixelList::lists, _ListNode::next, _SkipList::nodes, _MagickPixelPacket::opacity, and _MagickPixelPacket::red.

Referenced by StatisticImageChannel().

GetStandardDeviationPixelList()

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

static

Definition at line 3467 of file statistic.c.

References _MagickPixelPacket::blue, _ListNode::count, _MagickPixelPacket::green, _MagickPixelPacket::index, _PixelList::length, ListChannels, _PixelList::lists, _ListNode::next, _SkipList::nodes, _MagickPixelPacket::opacity, and _MagickPixelPacket::red.

Referenced by StatisticImageChannel().

InsertPixelList()

static void InsertPixelList ( const Image *  image, const PixelPacket *  pixel, const IndexPacket *  indexes, PixelList *  pixel_list  )

inlinestatic

Definition at line 3521 of file statistic.c.

References AddNodePixelList(), CMYKColorspace, _Image::colorspace, _ListNode::count, GetPixelBlue, GetPixelGreen, GetPixelIndex, GetPixelOpacity, GetPixelRed, _PixelList::lists, _SkipList::nodes, _ListNode::signature, and _PixelList::signature.

Referenced by StatisticImageChannel().

IntensityCompare()

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

static

Definition at line 206 of file statistic.c.

References MagickPixelIntensity().

Referenced by EvaluateImages().

MagickLog10()

static double MagickLog10 ( const double  x )

inlinestatic

Definition at line 2106 of file statistic.c.

References Log10Epsilon.

Referenced by GetImageChannelPerceptualHash(), and GetImageChannelStatistics().

PolynomialImage()

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

Definition at line 2750 of file statistic.c.

References DefaultChannels, and PolynomialImageChannel().

PolynomialImageChannel()

MagickExport Image * PolynomialImageChannel	(	const Image *	images,
		const ChannelType	channel,
		const size_t	number_terms,
		const double *	terms,
		ExceptionInfo *	exception
	)

Definition at line 2761 of file statistic.c.

References AcquireAuthenticCacheView(), AcquireImageCanvas(), AcquirePixelTLS(), AcquireVirtualCacheView(), _PixelPacket::blue, BlueChannel, ClampToQuantum(), CMYKColorspace, _Image::colorspace, _Image::columns, DestroyCacheView(), DestroyImage(), DestroyPixelTLS(), DirectClass, _Image::exception, _Image::filename, GetCacheViewAuthenticIndexQueue(), GetCacheViewVirtualIndexQueue(), GetCacheViewVirtualPixels(), GetImageListLength(), GetMagickModule, GetMagickPixelPacket(), GetNextImageInList(), GetOpenMPThreadId(), _PixelPacket::green, GreenChannel, IndexChannel, InheritException(), IsEventLogging(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickTrue, _Image::matte, _PixelPacket::opacity, OpacityChannel, PolynomialImageTag, _Image::progress_monitor, QuantumRange, QuantumScale, QueueCacheViewAuthenticPixels(), _PixelPacket::red, RedChannel, ResourceLimitError, _Image::rows, SetImageProgress(), SetImageStorageClass(), SetPixelAlpha, SetPixelBlue, SetPixelGreen, SetPixelIndex, SetPixelOpacity, SetPixelRed, _ExceptionInfo::signature, _Image::signature, SyncCacheViewAuthenticPixels(), ThrowMagickException(), and TraceEvent.

Referenced by PolynomialImage().

ResetPixelList()

static void ResetPixelList ( PixelList *  pixel_list )

static

Definition at line 3563 of file statistic.c.

References _SkipList::level, _PixelList::lists, _ListNode::next, _SkipList::nodes, _PixelList::seed, and _PixelList::signature.

Referenced by StatisticImageChannel().

StatisticImage()

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

Definition at line 3591 of file statistic.c.

References DefaultChannels, and StatisticImageChannel().

Referenced by DeskewImage(), MedianFilterImage(), ModeImage(), PreviewImage(), and ReduceNoiseImage().

StatisticImageChannel()

MagickExport Image * StatisticImageChannel	(	const Image *	image,
		const ChannelType	channel,
		const StatisticType	type,
		const size_t	width,
		const size_t	height,
		ExceptionInfo *	exception
	)

Definition at line 3602 of file statistic.c.

References AcquireAuthenticCacheView(), AcquirePixelListTLS(), AcquireVirtualCacheView(), _MagickPixelPacket::blue, BlueChannel, ClampToQuantum(), CloneImage(), CMYKColorspace, _Image::colorspace, _Image::columns, DestroyCacheView(), DestroyImage(), DestroyPixelListTLS(), DirectClass, _Image::exception, _Image::filename, GetCacheViewAuthenticIndexQueue(), GetCacheViewVirtualIndexQueue(), GetCacheViewVirtualPixels(), GetMagickModule, GetMagickPixelPacket(), GetMaximumPixelList(), GetMeanPixelList(), GetMedianPixelList(), GetMinimumPixelList(), GetModePixelList(), GetNonpeakPixelList(), GetOpenMPThreadId(), GetOptimalKernelWidth2D(), GetRootMeanSquarePixelList(), GetStandardDeviationPixelList(), GradientStatistic, _MagickPixelPacket::green, GreenChannel, _MagickPixelPacket::index, IndexChannel, InheritException(), InsertPixelList(), IsEventLogging(), LogMagickEvent(), magick_restrict, MagickAbsoluteValue, MagickCoreSignature, MagickFalse, MagickTrue, MaximumStatistic, MeanStatistic, MedianStatistic, MinimumStatistic, ModeStatistic, NonpeakStatistic, _MagickPixelPacket::opacity, OpacityChannel, _Image::progress_monitor, QueueCacheViewAuthenticPixels(), _MagickPixelPacket::red, RedChannel, ResetPixelList(), ResourceLimitError, RootMeanSquareStatistic, _Image::rows, SetImageProgress(), SetImageStorageClass(), SetMagickPixelPacket(), SetPixelBlue, SetPixelGreen, SetPixelIndex, SetPixelOpacity, SetPixelRed, _ExceptionInfo::signature, _Image::signature, StandardDeviationStatistic, StatisticImageTag, SyncCacheViewAuthenticPixels(), ThrowImageException, and TraceEvent.

Referenced by StatisticImage().