MagickCore  7.0.11
Data Structures | Macros | Typedefs | Functions
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 SwapPixels(alpha, beta)
 
#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 (const Image *images, PixelChannels **pixels)
 
static PixelChannels ** AcquirePixelThreadSet (const Image *images)
 
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)
 
MagickExport MagickBooleanType GetImageMedian (const Image *image, double *median, 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)
 
static ssize_t GetMedianPixel (Quantum *pixels, const size_t n)
 
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 GetMedianPixelList (PixelList *pixel_list, Quantum *pixel)
 
static void GetModePixelList (PixelList *pixel_list, Quantum *pixel)
 
static void GetNonpeakPixelList (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().

◆ SwapPixels

#define SwapPixels (   alpha,
  beta 
)
Value:
{ \
Quantum gamma=(alpha); \
(alpha)=(beta);(beta)=gamma; \
}

Referenced by GetMedianPixel().

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 449 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 2650 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 2670 of file statistic.c.

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

Referenced by StatisticImage().

◆ AcquirePixelThreadSet()

static PixelChannels** AcquirePixelThreadSet ( const Image *  images)
static

Definition at line 159 of file statistic.c.

References AcquireQuantumMemory(), _Image::columns, DestroyPixelThreadSet(), GetImageListLength(), GetMagickResourceLimit(), MagickMax, MaxPixelChannels, _Image::next, and ThreadResource.

Referenced by EvaluateImages(), and PolynomialImage().

◆ AddNodePixelList()

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

Definition at line 2697 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 239 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 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 974 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 2626 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 2637 of file statistic.c.

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

Referenced by AcquirePixelListThreadSet(), and StatisticImage().

◆ DestroyPixelThreadSet()

static PixelChannels** DestroyPixelThreadSet ( const Image *  images,
PixelChannels **  pixels 
)
static

Definition at line 140 of file statistic.c.

References GetImageListLength(), GetMagickResourceLimit(), MagickMax, 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 835 of file statistic.c.

References AcquireAuthenticCacheView(), AcquireRandomInfoThreadSet(), ApplyEvaluateOperator(), ClampToQuantum(), _Image::columns, CopyPixelTrait, _Image::debug, DestroyCacheView(), DestroyRandomInfoThreadSet(), DirectClass, EvaluateImageTag, _Image::filename, GetCacheViewAuthenticPixels(), GetMagickModule, GetOpenMPThreadId(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), GetRandomSecretKey(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickTrue, MeanEvaluateOperator, _Image::progress_monitor, 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 474 of file statistic.c.

References AcquireAuthenticCacheView(), AcquireImageCanvas(), AcquirePixelThreadSet(), AcquireQuantumMemory(), 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(), GetRandomSecretKey(), IntensityCompare(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickTrue, MaxPixelChannels, MeanEvaluateOperator, MedianEvaluateOperator, MultiplyEvaluateOperator, _Image::progress_monitor, QuantumScale, QueueCacheViewAuthenticPixels(), random_info, RelinquishMagickMemory(), 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 204 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 1072 of file statistic.c.

References AcquireAuthenticCacheView(), ApplyFunction(), _Image::columns, _Image::debug, DestroyCacheView(), DirectClass, _Image::filename, FunctionImageTag, GetCacheViewAuthenticPixels(), GetMagickModule, GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickTrue, _Image::progress_monitor, _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 1433 of file statistic.c.

References 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 1191 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 1239 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 1289 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 1339 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().

◆ GetImageMedian()

MagickExport MagickBooleanType GetImageMedian ( const Image *  image,
double *  median,
ExceptionInfo *  exception 
)

Definition at line 1387 of file statistic.c.

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

Referenced by FxChannelStatistics(), and GetMagickProperty().

◆ GetImageMoments()

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

Definition at line 1455 of file statistic.c.

References AcquireQuantumMemory(), AcquireVirtualCacheView(), _ChannelMoments::centroid, _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(), _ChannelMoments::invariant, 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 1770 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 1876 of file statistic.c.

References AcquireVirtualCacheView(), _Image::columns, _Image::debug, DestroyCacheView(), _Image::filename, GetCacheViewVirtualPixels(), GetMagickModule, GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickTrue, _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 2063 of file statistic.c.

References AcquireQuantumMemory(), AcquireVirtualMemory(), _ChannelStatistics::area, ClampToQuantum(), _Image::columns, CompositePixelChannel, _Image::debug, _ChannelStatistics::depth, _ChannelStatistics::entropy, _Image::filename, GetImageChannels(), GetMagickModule, GetMedianPixel(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), GetPixelReadMask(), GetQuantumRange(), GetVirtualMemoryBlob(), GetVirtualPixels(), _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 GetImageEntropy(), GetImageKurtosis(), GetImageMean(), GetImageMedian(), GetNormalizedCrossCorrelationDistortion(), and IdentifyImage().

◆ GetMedianPixel()

static ssize_t GetMedianPixel ( Quantum *  pixels,
const size_t  n 
)
static

Definition at line 2012 of file statistic.c.

References SwapPixels.

Referenced by GetImageStatistics().

◆ GetMedianPixelList()

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

Definition at line 2756 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 2781 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 2815 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 2850 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 215 of file statistic.c.

References _PixelChannels::channel, and MaxPixelChannels.

Referenced by EvaluateImages().

◆ MagickLog10()

static double MagickLog10 ( const double  x)
inlinestatic

Definition at line 1761 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 2382 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(), 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 2868 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 2890 of file statistic.c.

References AcquireAuthenticCacheView(), AcquirePixelListThreadSet(), AcquireVirtualCacheView(), ClampToQuantum(), CloneImage(), _Image::columns, CopyPixelTrait, _Image::debug, DestroyCacheView(), DestroyImage(), DestroyPixelListThreadSet(), DirectClass, _Image::filename, GetCacheViewVirtualPixels(), GetMagickModule, GetMedianPixelList(), GetModePixelList(), GetNonpeakPixelList(), GetOpenMPThreadId(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), GetPixelWriteMask(), 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().