effect.c File Reference

#include "magick/studio.h"
#include "magick/property.h"
#include "magick/blob.h"
#include "magick/cache-view.h"
#include "magick/color.h"
#include "magick/color-private.h"
#include "magick/colorspace.h"
#include "magick/constitute.h"
#include "magick/decorate.h"
#include "magick/draw.h"
#include "magick/enhance.h"
#include "magick/exception.h"
#include "magick/exception-private.h"
#include "magick/effect.h"
#include "magick/fx.h"
#include "magick/gem.h"
#include "magick/geometry.h"
#include "magick/image-private.h"
#include "magick/list.h"
#include "magick/log.h"
#include "magick/memory_.h"
#include "magick/monitor.h"
#include "magick/monitor-private.h"
#include "magick/montage.h"
#include "magick/paint.h"
#include "magick/pixel-private.h"
#include "magick/quantize.h"
#include "magick/quantum.h"
#include "magick/random_.h"
#include "magick/random-private.h"
#include "magick/resample.h"
#include "magick/resample-private.h"
#include "magick/resize.h"
#include "magick/resource_.h"
#include "magick/segment.h"
#include "magick/shear.h"
#include "magick/signature-private.h"
#include "magick/string_.h"
#include "magick/thread-private.h"
#include "magick/transform.h"
#include "magick/threshold.h"

Include dependency graph for effect.c:

Go to the source code of this file.

Data Structures
struct	_MedianListNode
struct	_MedianSkipList
struct	_MedianPixelList
Defines
#define	AdaptiveBlurImageTag "Convolve/Image"
#define	MagickSigma (fabs(sigma) <= MagickEpsilon ? 1.0 : sigma)
#define	AdaptiveSharpenImageTag "Convolve/Image"
#define	MagickSigma (fabs(sigma) <= MagickEpsilon ? 1.0 : sigma)
#define	KernelRank 3
#define	BlurImageTag "Blur/Image"
#define	DespeckleImageTag "Despeckle/Image"
#define	MedianListChannels 5
#define	MedianFilterImageTag "MedianFilter/Image"
#define	KernelRank 3
#define	NumberTiles 9
#define	PreviewImageTag "Preview/Image"
#define	DefaultPreviewGeometry "204x204+10+10"
#define	ReduceNoiseImageTag "ReduceNoise/Image"
#define	SelectiveBlurImageTag "SelectiveBlur/Image"
#define	ShadeImageTag "Shade/Image"
#define	SpreadImageTag "Spread/Image"
#define	SharpenImageTag "Sharpen/Image"
Typedefs
typedef struct _MedianListNode	MedianListNode
typedef struct _MedianSkipList	MedianSkipList
typedef struct _MedianPixelList	MedianPixelList
Functions
MagickExport Image *	AdaptiveBlurImage (const Image image, const double radius, const double sigma, ExceptionInfo exception)
MagickExport Image *	AdaptiveBlurImageChannel (const Image image, const ChannelType channel, const double radius, const double sigma, ExceptionInfo exception)
MagickExport Image *	AdaptiveSharpenImage (const Image image, const double radius, const double sigma, ExceptionInfo exception)
MagickExport Image *	AdaptiveSharpenImageChannel (const Image image, const ChannelType channel, const double radius, const double sigma, ExceptionInfo exception)
MagickExport Image *	BlurImage (const Image image, const double radius, const double sigma, ExceptionInfo exception)
static double *	GetBlurKernel (unsigned long width, const MagickRealType sigma)
MagickExport Image *	BlurImageChannel (const Image image, const ChannelType channel, const double radius, const double sigma, ExceptionInfo exception)
static Quantum **	DestroyPixelThreadSet (Quantum **pixels)
static Quantum **	AcquirePixelThreadSet (const size_t count)
static void	Hull (const long x_offset, const long y_offset, const unsigned long columns, const unsigned long rows, Quantum f, Quantum g, const int polarity)
MagickExport Image *	DespeckleImage (const Image image, ExceptionInfo exception)
MagickExport Image *	EdgeImage (const Image image, const double radius, ExceptionInfo exception)
MagickExport Image *	EmbossImage (const Image image, const double radius, const double sigma, ExceptionInfo exception)
MagickExport Image *	GaussianBlurImage (const Image image, const double radius, const double sigma, ExceptionInfo exception)
MagickExport Image *	GaussianBlurImageChannel (const Image image, const ChannelType channel, const double radius, const double sigma, ExceptionInfo exception)
static MedianPixelList *	DestroyMedianPixelList (MedianPixelList *pixel_list)
static MedianPixelList **	DestroyMedianPixelListThreadSet (MedianPixelList **pixel_list)
static MedianPixelList *	AcquireMedianPixelList (const unsigned long width)
static MedianPixelList **	AcquireMedianPixelListThreadSet (const unsigned long width)
static void	AddNodeMedianPixelList (MedianPixelList *pixel_list, const long channel, const unsigned long color)
static MagickPixelPacket	GetMedianPixelList (MedianPixelList *pixel_list)
static void	InsertMedianPixelList (const Image image, const PixelPacket pixel, const IndexPacket indexes, MedianPixelList pixel_list)
static void	ResetMedianPixelList (MedianPixelList *pixel_list)
MagickExport Image *	MedianFilterImage (const Image image, const double radius, ExceptionInfo exception)
static double *	GetMotionBlurKernel (unsigned long width, const MagickRealType sigma)
MagickExport Image *	MotionBlurImage (const Image image, const double radius, const double sigma, const double angle, ExceptionInfo exception)
MagickExport Image *	MotionBlurImageChannel (const Image image, const ChannelType channel, const double radius, const double sigma, const double angle, ExceptionInfo exception)
MagickExport Image *	PreviewImage (const Image image, const PreviewType preview, ExceptionInfo exception)
MagickExport Image *	RadialBlurImage (const Image image, const double angle, ExceptionInfo exception)
MagickExport Image *	RadialBlurImageChannel (const Image image, const ChannelType channel, const double angle, ExceptionInfo exception)
static MagickPixelPacket	GetNonpeakMedianPixelList (MedianPixelList *pixel_list)
MagickExport Image *	ReduceNoiseImage (const Image image, const double radius, ExceptionInfo exception)
static MagickBooleanType	SelectiveContrast (const PixelPacket p, const PixelPacket q, const double threshold)
MagickExport Image *	SelectiveBlurImage (const Image image, const double radius, const double sigma, const double threshold, ExceptionInfo exception)
MagickExport Image *	SelectiveBlurImageChannel (const Image image, const ChannelType channel, const double radius, const double sigma, const double threshold, ExceptionInfo exception)
MagickExport Image *	ShadeImage (const Image image, const MagickBooleanType gray, const double azimuth, const double elevation, ExceptionInfo exception)
MagickExport Image *	SharpenImage (const Image image, const double radius, const double sigma, ExceptionInfo exception)
MagickExport Image *	SharpenImageChannel (const Image image, const ChannelType channel, const double radius, const double sigma, ExceptionInfo exception)
MagickExport Image *	SpreadImage (const Image image, const double radius, ExceptionInfo exception)
MagickExport Image *	UnsharpMaskImage (const Image image, const double radius, const double sigma, const double amount, const double threshold, ExceptionInfo exception)
MagickExport Image *	UnsharpMaskImageChannel (const Image image, const ChannelType channel, const double radius, const double sigma, const double amount, const double threshold, ExceptionInfo exception)

Define Documentation

#define AdaptiveBlurImageTag "Convolve/Image"

Referenced by AdaptiveBlurImageChannel().

#define AdaptiveSharpenImageTag "Convolve/Image"

Referenced by AdaptiveSharpenImageChannel().

#define BlurImageTag "Blur/Image"

Referenced by BlurImageChannel(), MotionBlurImageChannel(), and RadialBlurImageChannel().

#define DefaultPreviewGeometry "204x204+10+10"

Referenced by PreviewImage().

#define DespeckleImageTag "Despeckle/Image"

Referenced by DespeckleImage().

#define KernelRank 3

Referenced by GetBlurKernel(), and GetMotionBlurKernel().

#define MagickSigma (fabs(sigma) <= MagickEpsilon ? 1.0 : sigma)

Referenced by AdaptiveBlurImageChannel(), AdaptiveSharpenImageChannel(), EmbossImage(), GaussianBlurImageChannel(), GetBlurKernel(), GetMotionBlurKernel(), SelectiveBlurImageChannel(), and SharpenImageChannel().

#define MedianFilterImageTag "MedianFilter/Image"

Referenced by MedianFilterImage().

#define MedianListChannels 5

Definition at line 1892 of file effect.c.

Referenced by AcquireMedianPixelList(), DestroyMedianPixelList(), and GetMedianPixelList().

#define NumberTiles 9

Referenced by PreviewImage().

#define PreviewImageTag "Preview/Image"

Referenced by PreviewImage().

#define ReduceNoiseImageTag "ReduceNoise/Image"

Referenced by ReduceNoiseImage().

#define SelectiveBlurImageTag "SelectiveBlur/Image"

Referenced by SelectiveBlurImageChannel().

#define ShadeImageTag "Shade/Image"

Referenced by ShadeImage().

#define SharpenImageTag "Sharpen/Image"

Referenced by UnsharpMaskImageChannel().

#define SpreadImageTag "Spread/Image"

Referenced by SpreadImage().

Typedef Documentation

typedef struct _MedianListNode MedianListNode

typedef struct _MedianPixelList MedianPixelList

typedef struct _MedianSkipList MedianSkipList

Function Documentation

static MedianPixelList* AcquireMedianPixelList ( const unsigned long width ) [static]

Definition at line 1951 of file effect.c.

References AcquireAlignedMemory(), AcquireQuantumMemory(), _MedianPixelList::center, DestroyMedianPixelList(), _MedianPixelList::lists, MagickSignature, MedianListChannels, _MedianSkipList::nodes, ResetMagickMemory(), and _MedianPixelList::signature.

Referenced by AcquireMedianPixelListThreadSet().

static MedianPixelList** AcquireMedianPixelListThreadSet ( const unsigned long width ) [static]

Definition at line 1977 of file effect.c.

References AcquireAlignedMemory(), AcquireMedianPixelList(), DestroyMedianPixelListThreadSet(), GetOpenMPMaximumThreads(), and ResetMagickMemory().

Referenced by MedianFilterImage(), and ReduceNoiseImage().

static Quantum** AcquirePixelThreadSet ( const size_t count ) [static]

Definition at line 1303 of file effect.c.

References AcquireAlignedMemory(), AcquireQuantumMemory(), DestroyPixelThreadSet(), GetOpenMPMaximumThreads(), and ResetMagickMemory().

Referenced by DespeckleImage().

MagickExport Image* AdaptiveBlurImage	(	const Image *	image,
		const double	radius,
		const double	sigma,
		ExceptionInfo *	exception
	)

Definition at line 126 of file effect.c.

References AdaptiveBlurImageChannel(), and DefaultChannels.

MagickExport Image* AdaptiveBlurImageChannel	(	const Image *	image,
		const ChannelType	channel,
		const double	radius,
		const double	sigma,
		ExceptionInfo *	exception
	)

Definition at line 137 of file effect.c.

References AcquireCacheView(), AcquireQuantumMemory(), AdaptiveBlurImageTag, _MagickPixelPacket::blue, BlueChannel, CloneImage(), CMYKColorspace, _Image::colorspace, _Image::columns, _Image::debug, DestroyCacheView(), DestroyImage(), DirectClass, EdgeImage(), _Image::exception, _Image::filename, GaussianBlurImage(), GetCacheViewAuthenticIndexQueue(), GetCacheViewVirtualIndexQueue(), GetCacheViewVirtualPixels(), GetMagickModule, GetMagickPixelPacket(), GetOptimalKernelWidth2D(), _MagickPixelPacket::green, GreenChannel, _MagickPixelPacket::index, IndexChannel, InheritException(), LevelImage(), LogMagickEvent(), MagickEpsilon, MagickFalse, MagickPI, MagickSigma, MagickSignature, MagickTrue, _Image::matte, _MagickPixelPacket::opacity, OpacityChannel, PixelIntensity(), _Image::progress_monitor, QuantumRange, QuantumScale, QueueCacheViewAuthenticPixels(), _MagickPixelPacket::red, RedChannel, RelinquishMagickMemory(), ResetMagickMemory(), ResourceLimitError, RoundToQuantum(), _Image::rows, SetImageProgress(), SetImageStorageClass(), SetMagickPixelPacketBias(), _ExceptionInfo::signature, _Image::signature, SyncCacheViewAuthenticPixels(), ThrowImageException, TraceEvent, and _Image::type.

Referenced by AdaptiveBlurImage().

MagickExport Image* AdaptiveSharpenImage	(	const Image *	image,
		const double	radius,
		const double	sigma,
		ExceptionInfo *	exception
	)

Definition at line 443 of file effect.c.

References AdaptiveSharpenImageChannel(), and DefaultChannels.

MagickExport Image* AdaptiveSharpenImageChannel	(	const Image *	image,
		const ChannelType	channel,
		const double	radius,
		const double	sigma,
		ExceptionInfo *	exception
	)

Definition at line 454 of file effect.c.

References AcquireCacheView(), AcquireQuantumMemory(), AdaptiveSharpenImageTag, _MagickPixelPacket::blue, BlueChannel, CloneImage(), CMYKColorspace, _Image::colorspace, _Image::columns, _Image::debug, DestroyCacheView(), DestroyImage(), DirectClass, EdgeImage(), _Image::exception, _Image::filename, GaussianBlurImage(), GetCacheViewAuthenticIndexQueue(), GetCacheViewVirtualIndexQueue(), GetCacheViewVirtualPixels(), GetMagickModule, GetMagickPixelPacket(), GetOptimalKernelWidth2D(), _MagickPixelPacket::green, GreenChannel, _MagickPixelPacket::index, IndexChannel, InheritException(), LevelImage(), LogMagickEvent(), MagickEpsilon, MagickFalse, MagickPI, MagickSigma, MagickSignature, MagickTrue, _Image::matte, _MagickPixelPacket::opacity, OpacityChannel, PixelIntensity(), _Image::progress_monitor, QuantumRange, QuantumScale, QueueCacheViewAuthenticPixels(), _MagickPixelPacket::red, RedChannel, RelinquishMagickMemory(), ResetMagickMemory(), ResourceLimitError, RoundToQuantum(), _Image::rows, SetImageProgress(), SetImageStorageClass(), SetMagickPixelPacketBias(), _ExceptionInfo::signature, _Image::signature, SyncCacheViewAuthenticPixels(), ThrowImageException, TraceEvent, and _Image::type.

Referenced by AdaptiveSharpenImage().

static void AddNodeMedianPixelList	(	MedianPixelList *	pixel_list,
		const long	channel,
		const unsigned long	color
	)			`[static]`

Definition at line 2004 of file effect.c.

References _MedianListNode::count, _MedianSkipList::level, _MedianPixelList::lists, _MedianListNode::next, _MedianSkipList::nodes, _MedianPixelList::seed, _MedianPixelList::signature, and _MedianListNode::signature.

Referenced by InsertMedianPixelList().

MagickExport Image* BlurImage	(	const Image *	image,
		const double	radius,
		const double	sigma,
		ExceptionInfo *	exception
	)

Definition at line 762 of file effect.c.

References BlurImageChannel(), and DefaultChannels.

Referenced by CharcoalImage(), PreviewImage(), and VignetteImage().

MagickExport Image* BlurImageChannel	(	const Image *	image,
		const ChannelType	channel,
		const double	radius,
		const double	sigma,
		ExceptionInfo *	exception
	)

Definition at line 812 of file effect.c.

References AcquireCacheView(), AcquireString(), _MagickPixelPacket::blue, BlueChannel, BlurImageTag, CloneImage(), CMYKColorspace, _Image::colorspace, _Image::columns, ConcatenateString(), _Image::debug, DestroyCacheView(), DestroyImage(), DestroyString(), DirectClass, _Image::exception, _Image::filename, FormatMagickString(), GetBlurKernel(), GetCacheViewAuthenticIndexQueue(), GetCacheViewAuthenticPixels(), GetCacheViewVirtualIndexQueue(), GetCacheViewVirtualPixels(), GetMagickModule, GetMagickPixelPacket(), GetOptimalKernelWidth1D(), _MagickPixelPacket::green, GreenChannel, _MagickPixelPacket::index, IndexChannel, InheritException(), LogMagickEvent(), MagickEpsilon, MagickFalse, MagickSignature, MagickTrue, _Image::matte, MaxTextExtent, _MagickPixelPacket::opacity, OpacityChannel, _Image::progress_monitor, QuantumRange, QuantumScale, _MagickPixelPacket::red, RedChannel, RelinquishMagickMemory(), ResourceLimitError, RoundToQuantum(), _Image::rows, SetImageProgress(), SetImageStorageClass(), SetMagickPixelPacketBias(), _ExceptionInfo::signature, _Image::signature, SyncCacheViewAuthenticPixels(), ThrowImageException, TraceEvent, TransformEvent, and _Image::type.

Referenced by BlurImage(), ShadowImage(), and UnsharpMaskImageChannel().

MagickExport Image* DespeckleImage	(	const Image *	image,
		ExceptionInfo *	exception
	)

static MedianPixelList* DestroyMedianPixelList ( MedianPixelList * pixel_list ) [static]

Definition at line 1922 of file effect.c.

References _MedianPixelList::lists, MedianListChannels, _MedianSkipList::nodes, RelinquishAlignedMemory(), and RelinquishMagickMemory().

Referenced by AcquireMedianPixelList(), and DestroyMedianPixelListThreadSet().

static MedianPixelList** DestroyMedianPixelListThreadSet ( MedianPixelList ** pixel_list ) [static]

Definition at line 1937 of file effect.c.

References DestroyMedianPixelList(), GetOpenMPMaximumThreads(), and RelinquishAlignedMemory().

Referenced by AcquireMedianPixelListThreadSet(), MedianFilterImage(), and ReduceNoiseImage().

static Quantum** DestroyPixelThreadSet ( Quantum ** pixels ) [static]

Definition at line 1290 of file effect.c.

References GetOpenMPMaximumThreads(), RelinquishAlignedMemory(), and RelinquishMagickMemory().

Referenced by AcquirePixelThreadSet(), and DespeckleImage().

MagickExport Image* EdgeImage	(	const Image *	image,
		const double	radius,
		ExceptionInfo *	exception
	)

Definition at line 1640 of file effect.c.

References AcquireQuantumMemory(), ConvolveImage(), _Image::debug, _Image::filename, GetMagickModule, GetOptimalKernelWidth1D(), LogMagickEvent(), MagickFalse, MagickSignature, RelinquishMagickMemory(), ResourceLimitError, _ExceptionInfo::signature, _Image::signature, ThrowImageException, and TraceEvent.

Referenced by AdaptiveBlurImageChannel(), AdaptiveSharpenImageChannel(), CharcoalImage(), PreviewImage(), and SketchImage().

MagickExport Image* EmbossImage	(	const Image *	image,
		const double	radius,
		const double	sigma,
		ExceptionInfo *	exception
	)

Definition at line 1706 of file effect.c.

References AcquireQuantumMemory(), ConvolveImage(), _Image::debug, EqualizeImage(), _Image::filename, GetMagickModule, GetOptimalKernelWidth2D(), LogMagickEvent(), MagickFalse, MagickPI, MagickSigma, MagickSignature, RelinquishMagickMemory(), ResourceLimitError, _ExceptionInfo::signature, _Image::signature, ThrowImageException, and TraceEvent.

MagickExport Image* GaussianBlurImage	(	const Image *	image,
		const double	radius,
		const double	sigma,
		ExceptionInfo *	exception
	)

Definition at line 1800 of file effect.c.

References DefaultChannels, and GaussianBlurImageChannel().

Referenced by AdaptiveBlurImageChannel(), and AdaptiveSharpenImageChannel().

MagickExport Image* GaussianBlurImageChannel	(	const Image *	image,
		const ChannelType	channel,
		const double	radius,
		const double	sigma,
		ExceptionInfo *	exception
	)

Definition at line 1811 of file effect.c.

References AcquireQuantumMemory(), ConvolveImageChannel(), _Image::debug, _Image::filename, GetMagickModule, GetOptimalKernelWidth2D(), LogMagickEvent(), MagickFalse, MagickPI, MagickSigma, MagickSignature, RelinquishMagickMemory(), ResourceLimitError, _ExceptionInfo::signature, _Image::signature, ThrowImageException, and TraceEvent.

Referenced by GaussianBlurImage().

static double* GetBlurKernel	(	unsigned long	width,
		const MagickRealType	sigma
	)			`[static]`

Definition at line 772 of file effect.c.

References AcquireQuantumMemory(), GetMagickModule, KernelRank, LogMagickEvent(), MagickSigma, MagickSQ2PI, ResetMagickMemory(), and TraceEvent.

Referenced by BlurImageChannel().

static MagickPixelPacket GetMedianPixelList ( MedianPixelList * pixel_list ) [static]

Definition at line 2065 of file effect.c.

References _MagickPixelPacket::blue, _MedianPixelList::center, _MedianListNode::count, GetMagickPixelPacket(), _MagickPixelPacket::green, _MagickPixelPacket::index, _MedianPixelList::lists, MedianListChannels, _MedianListNode::next, _MedianSkipList::nodes, _MagickPixelPacket::opacity, _MagickPixelPacket::red, and ScaleShortToQuantum().

Referenced by MedianFilterImage().

static double* GetMotionBlurKernel	(	unsigned long	width,
		const MagickRealType	sigma
	)			`[static]`

Definition at line 2373 of file effect.c.

References AcquireQuantumMemory(), GetMagickModule, KernelRank, LogMagickEvent(), MagickSigma, MagickSQ2PI, ResetMagickMemory(), and TraceEvent.

Referenced by MotionBlurImageChannel().

static MagickPixelPacket GetNonpeakMedianPixelList ( MedianPixelList * pixel_list ) [static]

Definition at line 3484 of file effect.c.

References _MagickPixelPacket::blue, _MedianPixelList::center, _MedianListNode::count, GetMagickPixelPacket(), _MagickPixelPacket::green, _MagickPixelPacket::index, _MedianPixelList::lists, _MedianListNode::next, _MedianSkipList::nodes, _MagickPixelPacket::opacity, _MagickPixelPacket::red, and ScaleShortToQuantum().

Referenced by ReduceNoiseImage().

static void Hull	(	const long	x_offset,
		const long	y_offset,
		const unsigned long	columns,
		const unsigned long	rows,
		Quantum *	f,
		Quantum *	g,
		const int	polarity
	)			`[static]`

Definition at line 1328 of file effect.c.

References ScaleCharToQuantum().

Referenced by DespeckleImage().

static void InsertMedianPixelList	(	const Image *	image,
		const PixelPacket *	pixel,
		const IndexPacket *	indexes,
		MedianPixelList *	pixel_list
	)			`[inline, static]`

Definition at line 2110 of file effect.c.

References AddNodeMedianPixelList(), _PixelPacket::blue, CMYKColorspace, _Image::colorspace, _MedianListNode::count, _PixelPacket::green, _MedianPixelList::lists, _MedianSkipList::nodes, _PixelPacket::opacity, _PixelPacket::red, ScaleQuantumToShort(), _MedianPixelList::signature, and _MedianListNode::signature.

Referenced by MedianFilterImage(), and ReduceNoiseImage().

MagickExport Image* MedianFilterImage	(	const Image *	image,
		const double	radius,
		ExceptionInfo *	exception
	)

Definition at line 2181 of file effect.c.

References AcquireCacheView(), AcquireMedianPixelListThreadSet(), CloneImage(), _Image::columns, _Image::debug, DestroyCacheView(), DestroyImage(), DestroyMedianPixelListThreadSet(), DirectClass, _Image::exception, _Image::filename, GetCacheViewAuthenticIndexQueue(), GetCacheViewVirtualIndexQueue(), GetCacheViewVirtualPixels(), GetMagickModule, GetMedianPixelList(), GetOpenMPThreadId(), GetOptimalKernelWidth2D(), InheritException(), InsertMedianPixelList(), LogMagickEvent(), MagickFalse, MagickSignature, MagickTrue, MedianFilterImageTag, OptionError, _Image::progress_monitor, QueueCacheViewAuthenticPixels(), ResetMedianPixelList(), ResourceLimitError, _Image::rows, SetImageProgress(), SetImageStorageClass(), SetPixelPacket(), _ExceptionInfo::signature, _Image::signature, SyncCacheViewAuthenticPixels(), ThrowImageException, and TraceEvent.

Referenced by DeskewImage().

MagickExport Image* MotionBlurImage	(	const Image *	image,
		const double	radius,
		const double	sigma,
		const double	angle,
		ExceptionInfo *	exception
	)

Definition at line 2414 of file effect.c.

References DefaultChannels, and MotionBlurImageChannel().

Referenced by SketchImage().

MagickExport Image* MotionBlurImageChannel	(	const Image *	image,
		const ChannelType	channel,
		const double	radius,
		const double	sigma,
		const double	angle,
		ExceptionInfo *	exception
	)

Definition at line 2425 of file effect.c.

References AcquireCacheView(), AcquireQuantumMemory(), _PixelPacket::blue, _MagickPixelPacket::blue, BlueChannel, BlurImageTag, CloneImage(), CMYKColorspace, _Image::colorspace, _Image::columns, _Image::debug, DegreesToRadians(), DestroyCacheView(), DestroyImage(), DirectClass, _Image::exception, _Image::filename, GetCacheViewAuthenticIndexQueue(), GetCacheViewAuthenticPixels(), GetCacheViewVirtualIndexQueue(), GetMagickModule, GetMagickPixelPacket(), GetMotionBlurKernel(), GetOneCacheViewVirtualPixel(), GetOptimalKernelWidth1D(), _PixelPacket::green, _MagickPixelPacket::green, GreenChannel, hypot, _MagickPixelPacket::index, IndexChannel, InheritException(), LogMagickEvent(), MagickEpsilon, MagickFalse, MagickSignature, MagickTrue, _Image::matte, _PixelPacket::opacity, _MagickPixelPacket::opacity, OpacityChannel, _Image::progress_monitor, QuantumRange, QuantumScale, _PixelPacket::red, _MagickPixelPacket::red, RedChannel, RelinquishMagickMemory(), ResourceLimitError, RoundToQuantum(), _Image::rows, SetImageProgress(), SetImageStorageClass(), _Image::signature, SyncCacheViewAuthenticPixels(), ThrowImageException, TraceEvent, _PointInfo::x, and _PointInfo::y.

Referenced by MotionBlurImage().

MagickExport Image* PreviewImage	(	const Image *	image,
		const PreviewType	preview,
		ExceptionInfo *	exception
	)

Definition at line 2679 of file effect.c.

References AcquireImageInfo(), AcquireUniqueFileResource(), AddNoisePreview, AppendImageToList(), BilevelImage(), BlurImage(), BlurPreview, BrightnessPreview, CharcoalDrawingPreview, CharcoalImage(), CloneImage(), CloneMontageInfo(), CloneString(), close, _QuantizeInfo::colorspace, _Image::columns, ContrastImage(), CopyMagickString(), _Image::debug, DefaultChannels, DefaultPreviewGeometry, DefaultTileFrame, DefaultTileLabel, DeleteImageProperty(), DespeckleImage(), DespecklePreview, DestroyImage(), DestroyImageInfo(), DestroyImageList(), DestroyMontageInfo(), _Image::directory, DullPreview, EdgeDetectPreview, EdgeImage(), _MontageInfo::filename, _ImageInfo::filename, _Image::filename, FormatMagickString(), _MontageInfo::frame, GammaImageChannel(), GammaPreview, _MontageInfo::geometry, GetBlobSize(), GetMagickModule, GetQuantizeInfo(), GRAYColorspace, GrayscalePreview, _RectangleInfo::height, HuePreview, ImplodeImage(), ImplodePreview, JPEGPreview, LogMagickEvent(), _Image::magick, MagickFalse, MagickSignature, MagickTrue, _Image::matte_color, MaxTextExtent, ModulateImage(), _Image::montage, MontageImages(), NewImageList(), _QuantizeInfo::number_colors, NumberTiles, OilPaintImage(), OilPaintPreview, ParseMetaGeometry(), PreviewImageTag, _ImageInfo::quality, QuantizeImage(), QuantizePreview, QuantumRange, QueryColorDatabase(), RaiseImage(), RaisePreview, ReadImage(), ReduceNoiseImage(), ReduceNoisePreview, RelinquishMagickMemory(), RelinquishUniqueFileResource(), ResourceLimitError, RGBColorspace, RollImage(), RollPreview, RotateImage(), RotatePreview, _Image::rows, SaturationPreview, SegmentImage(), SegmentPreview, SetGeometry(), SetImageProgress(), SetImageProgressMonitor(), SetImageProperty(), ShadeImage(), ShadePreview, _MontageInfo::shadow, SharpenImage(), SharpenPreview, ShearImage(), ShearPreview, _Image::signature, SolarizeImage(), SolarizePreview, SpiffPreview, SpreadImage(), SpreadPreview, SwirlImage(), SwirlPreview, ThresholdPreview, ThrowImageException, ThumbnailImage(), _MontageInfo::tile, TraceEvent, WaveImage(), WavePreview, _RectangleInfo::width, WriteImage(), _RectangleInfo::x, and _RectangleInfo::y.

MagickExport Image* RadialBlurImage	(	const Image *	image,
		const double	angle,
		ExceptionInfo *	exception
	)

Definition at line 3194 of file effect.c.

References DefaultChannels, and RadialBlurImageChannel().

MagickExport Image* RadialBlurImageChannel	(	const Image *	image,
		const ChannelType	channel,
		const double	angle,
		ExceptionInfo *	exception
	)

Definition at line 3204 of file effect.c.

References AcquireCacheView(), AcquireQuantumMemory(), _PixelPacket::blue, _MagickPixelPacket::blue, BlueChannel, BlurImageTag, CloneImage(), CMYKColorspace, _Image::colorspace, _Image::columns, _Image::debug, DegreesToRadians(), DestroyCacheView(), DestroyImage(), DirectClass, _Image::exception, _Image::filename, GetCacheViewAuthenticIndexQueue(), GetCacheViewAuthenticPixels(), GetCacheViewVirtualIndexQueue(), GetMagickModule, GetMagickPixelPacket(), GetOneCacheViewVirtualPixel(), _PixelPacket::green, _MagickPixelPacket::green, GreenChannel, hypot, _MagickPixelPacket::index, IndexChannel, InheritException(), LogMagickEvent(), MagickEpsilon, MagickFalse, MagickSignature, MagickTrue, _Image::matte, _PixelPacket::opacity, _MagickPixelPacket::opacity, OpacityChannel, _Image::progress_monitor, QuantumRange, QuantumScale, _PixelPacket::red, _MagickPixelPacket::red, RedChannel, RelinquishMagickMemory(), ResourceLimitError, RoundToQuantum(), _Image::rows, SetImageProgress(), SetImageStorageClass(), _ExceptionInfo::signature, _Image::signature, SyncCacheViewAuthenticPixels(), ThrowImageException, TraceEvent, _PointInfo::x, and _PointInfo::y.

Referenced by RadialBlurImage().

MagickExport Image* ReduceNoiseImage	(	const Image *	image,
		const double	radius,
		ExceptionInfo *	exception
	)

Definition at line 3539 of file effect.c.

References AcquireCacheView(), AcquireMedianPixelListThreadSet(), CloneImage(), _Image::columns, _Image::debug, DestroyCacheView(), DestroyImage(), DestroyMedianPixelListThreadSet(), DirectClass, _Image::exception, _Image::filename, GetCacheViewAuthenticIndexQueue(), GetCacheViewVirtualIndexQueue(), GetCacheViewVirtualPixels(), GetMagickModule, GetNonpeakMedianPixelList(), GetOpenMPThreadId(), GetOptimalKernelWidth2D(), InheritException(), InsertMedianPixelList(), LogMagickEvent(), MagickFalse, MagickSignature, MagickTrue, OptionError, _Image::progress_monitor, QueueCacheViewAuthenticPixels(), ReduceNoiseImageTag, ResetMedianPixelList(), ResourceLimitError, _Image::rows, SetImageProgress(), SetImageStorageClass(), SetPixelPacket(), _ExceptionInfo::signature, _Image::signature, SyncCacheViewAuthenticPixels(), ThrowImageException, and TraceEvent.

Referenced by PreviewImage().

static void ResetMedianPixelList ( MedianPixelList * pixel_list ) [static]

Definition at line 2153 of file effect.c.

References _MedianSkipList::level, _MedianPixelList::lists, _MedianListNode::next, _MedianSkipList::nodes, _MedianPixelList::seed, and _MedianPixelList::signature.

Referenced by MedianFilterImage(), and ReduceNoiseImage().

MagickExport Image* SelectiveBlurImage	(	const Image *	image,
		const double	radius,
		const double	sigma,
		const double	threshold,
		ExceptionInfo *	exception
	)

Definition at line 3735 of file effect.c.

References DefaultChannels, and SelectiveBlurImageChannel().

MagickExport Image* SelectiveBlurImageChannel	(	const Image *	image,
		const ChannelType	channel,
		const double	radius,
		const double	sigma,
		const double	threshold,
		ExceptionInfo *	exception
	)

Definition at line 3746 of file effect.c.

References AcquireCacheView(), AcquireQuantumMemory(), AcquireString(), _MagickPixelPacket::blue, BlueChannel, CloneImage(), CMYKColorspace, _Image::colorspace, _Image::columns, ConcatenateString(), _Image::debug, DestroyCacheView(), DestroyImage(), DestroyString(), DirectClass, _Image::exception, _Image::filename, FormatMagickString(), GetCacheViewAuthenticIndexQueue(), GetCacheViewAuthenticPixels(), GetCacheViewVirtualIndexQueue(), GetCacheViewVirtualPixels(), GetMagickModule, GetMagickPixelPacket(), GetOptimalKernelWidth1D(), _MagickPixelPacket::green, GreenChannel, _MagickPixelPacket::index, IndexChannel, InheritException(), LogMagickEvent(), MagickEpsilon, MagickFalse, MagickPI, MagickSigma, MagickSignature, MagickTrue, _Image::matte, MaxTextExtent, _MagickPixelPacket::opacity, OpacityChannel, _Image::progress_monitor, QuantumRange, QuantumScale, _MagickPixelPacket::red, RedChannel, RelinquishMagickMemory(), ResourceLimitError, RoundToQuantum(), _Image::rows, SelectiveBlurImageTag, SelectiveContrast(), SetImageProgress(), SetImageStorageClass(), SetMagickPixelPacketBias(), _ExceptionInfo::signature, _Image::signature, SyncCacheViewAuthenticPixels(), ThrowImageException, TraceEvent, TransformEvent, and _Image::type.

Referenced by SelectiveBlurImage().

static MagickBooleanType SelectiveContrast	(	const PixelPacket *	p,
		const PixelPacket *	q,
		const double	threshold
	)			`[inline, static]`

Definition at line 3727 of file effect.c.

References MagickFalse, MagickTrue, and PixelIntensity().

Referenced by SelectiveBlurImageChannel().

MagickExport Image* ShadeImage	(	const Image *	image,
		const MagickBooleanType	gray,
		const double	azimuth,
		const double	elevation,
		ExceptionInfo *	exception
	)

MagickExport Image* SharpenImage	(	const Image *	image,
		const double	radius,
		const double	sigma,
		ExceptionInfo *	exception
	)

Definition at line 4339 of file effect.c.

References DefaultChannels, and SharpenImageChannel().

Referenced by PreviewImage().

MagickExport Image* SharpenImageChannel	(	const Image *	image,
		const ChannelType	channel,
		const double	radius,
		const double	sigma,
		ExceptionInfo *	exception
	)

Definition at line 4349 of file effect.c.

References AcquireQuantumMemory(), ConvolveImageChannel(), _Image::debug, _Image::filename, GetMagickModule, GetOptimalKernelWidth2D(), LogMagickEvent(), MagickFalse, MagickPI, MagickSigma, MagickSignature, RelinquishMagickMemory(), ResourceLimitError, _ExceptionInfo::signature, _Image::signature, ThrowImageException, and TraceEvent.

Referenced by SharpenImage().

MagickExport Image* SpreadImage	(	const Image *	image,
		const double	radius,
		ExceptionInfo *	exception
	)

Definition at line 4427 of file effect.c.

References AcquireCacheView(), AcquireRandomInfoThreadSet(), AcquireResampleFilterThreadSet(), CloneImage(), _Image::columns, _Image::debug, DestroyCacheView(), DestroyImage(), DestroyRandomInfoThreadSet(), DestroyResampleFilterThreadSet(), DirectClass, _Image::exception, _Image::filename, GetCacheViewAuthenticIndexQueue(), GetMagickModule, GetMagickPixelPacket(), GetOpenMPThreadId(), GetOptimalKernelWidth1D(), GetPseudoRandomValue(), InheritException(), LogMagickEvent(), MagickFalse, MagickSignature, MagickTrue, _Image::progress_monitor, QueueCacheViewAuthenticPixels(), random_info, ResamplePixelColor(), _Image::rows, SetImageProgress(), SetImageStorageClass(), SetPixelPacket(), _ExceptionInfo::signature, _Image::signature, SpreadImageTag, SyncCacheViewAuthenticPixels(), and TraceEvent.

Referenced by PreviewImage().

MagickExport Image* UnsharpMaskImage	(	const Image *	image,
		const double	radius,
		const double	sigma,
		const double	amount,
		const double	threshold,
		ExceptionInfo *	exception
	)

Definition at line 4590 of file effect.c.

References DefaultChannels, and UnsharpMaskImageChannel().

MagickExport Image* UnsharpMaskImageChannel	(	const Image *	image,
		const ChannelType	channel,
		const double	radius,
		const double	sigma,
		const double	amount,
		const double	threshold,
		ExceptionInfo *	exception
	)

Definition at line 4602 of file effect.c.

References AcquireCacheView(), _MagickPixelPacket::blue, BlueChannel, BlurImageChannel(), CMYKColorspace, _Image::colorspace, _Image::columns, _Image::debug, DestroyCacheView(), DestroyImage(), _Image::filename, GetCacheViewAuthenticIndexQueue(), GetCacheViewAuthenticPixels(), GetCacheViewVirtualIndexQueue(), GetCacheViewVirtualPixels(), GetMagickModule, GetMagickPixelPacket(), _MagickPixelPacket::green, GreenChannel, _MagickPixelPacket::index, IndexChannel, LogMagickEvent(), MagickFalse, MagickSignature, MagickTrue, _MagickPixelPacket::opacity, OpacityChannel, _Image::progress_monitor, QuantumRange, _MagickPixelPacket::red, RedChannel, RoundToQuantum(), _Image::rows, SetImageProgress(), SharpenImageTag, _Image::signature, SyncCacheViewAuthenticPixels(), TraceEvent, and _Image::type.

Referenced by UnsharpMaskImage().

effect.c File Reference

Data Structures

Defines

Typedefs

Functions

Define Documentation

Typedef Documentation

Function Documentation