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/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/resize.h"
#include "magick/resource_.h"
#include "magick/segment.h"
#include "magick/shear.h"
#include "magick/signature.h"
#include "magick/string_.h"
#include "magick/transform.h"
#include "magick/threshold.h"

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	NoiseEpsilon   (attenuate*1.0e-5)
#define	SigmaUniform   ScaleCharToQuantum((unsigned char) (attenuate*4.0+0.5))
#define	SigmaGaussian   ScaleCharToQuantum((unsigned char) (attenuate*4.0+0.5))
#define	SigmaImpulse   (attenuate*0.10)
#define	SigmaLaplacian   ScaleCharToQuantum((unsigned char) (attenuate*10.0+0.5))
#define	SigmaMultiplicativeGaussian   ScaleCharToQuantum((unsigned char) (attenuate*1.0+0.5))
#define	SigmaPoisson   (attenuate*0.05)
#define	TauGaussian   ScaleCharToQuantum((unsigned char) (attenuate*20.0+0.5))
#define	AddNoiseImageTag   "AddNoise/Image"
#define	KernelRank   3
#define	BlurImageTag   "Blur/Image"
#define	DespeckleImageTag   "Despeckle/Image"
#define	MedianFilterImageTag   "MedianFilter/Image"
#define	KernelRank   3
#define	NumberTiles   9
#define	PreviewImageTag   "Preview/Image"
#define	DefaultPreviewGeometry   "204x204+10+10"
#define	ReduceNoiseImageTag   "ReduceNoise/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)
static Quantum	GenerateNoise (const Quantum pixel, const NoiseType noise_type, const MagickRealType attenuate)
MagickExport Image *	AddNoiseImage (const Image *image, const NoiseType noise_type, ExceptionInfo *exception)
MagickExport Image *	AddNoiseImageChannel (const Image *image, const ChannelType channel, const NoiseType noise_type, 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 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 void	AddNodeMedianList (MedianPixelList *pixel_list, int channel, unsigned long color)
static MagickPixelPacket	GetMedianList (MedianPixelList *pixel_list)
static void	InitializeMedianList (MedianPixelList *pixel_list, unsigned long width)
static void	InsertMedianList (const Image *image, const PixelPacket *pixel, const IndexPacket *indexes, MedianPixelList *pixel_list)
static void	ResetMedianList (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 *	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	GetNonpeakMedianList (MedianPixelList *pixel_list)
MagickExport Image *	ReduceNoiseImage (const Image *image, const double radius, 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"

#define AdaptiveSharpenImageTag   "Convolve/Image"

#define AddNoiseImageTag   "AddNoise/Image"

#define BlurImageTag   "Blur/Image"

#define DefaultPreviewGeometry   "204x204+10+10"

#define DespeckleImageTag   "Despeckle/Image"

#define KernelRank   3

#define KernelRank   3

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

#define MedianFilterImageTag   "MedianFilter/Image"

#define NoiseEpsilon   (attenuate*1.0e-5)

#define NumberTiles   9

#define PreviewImageTag   "Preview/Image"

#define ReduceNoiseImageTag   "ReduceNoise/Image"

#define ShadeImageTag   "Shade/Image"

#define SharpenImageTag   "Sharpen/Image"

#define SigmaGaussian   ScaleCharToQuantum((unsigned char) (attenuate*4.0+0.5))

#define SigmaImpulse   (attenuate*0.10)

#define SigmaLaplacian   ScaleCharToQuantum((unsigned char) (attenuate*10.0+0.5))

#define SigmaMultiplicativeGaussian   ScaleCharToQuantum((unsigned char) (attenuate*1.0+0.5))

#define SigmaPoisson   (attenuate*0.05)

#define SigmaUniform   ScaleCharToQuantum((unsigned char) (attenuate*4.0+0.5))

#define SpreadImageTag   "Spread/Image"

#define TauGaussian   ScaleCharToQuantum((unsigned char) (attenuate*20.0+0.5))

---

Typedef Documentation

typedef struct _MedianListNode MedianListNode

typedef struct _MedianPixelList MedianPixelList

typedef struct _MedianSkipList MedianSkipList

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Function Documentation

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
	)

static void AddNodeMedianList	(	MedianPixelList *	pixel_list,
		int	channel,
		unsigned long	color
	)			[static]

MagickExport Image* AddNoiseImage	(	const Image *	image,
		const NoiseType	noise_type,
		ExceptionInfo *	exception
	)

MagickExport Image* AddNoiseImageChannel	(	const Image *	image,
		const ChannelType	channel,
		const NoiseType	noise_type,
		ExceptionInfo *	exception
	)

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

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

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 Quantum GenerateNoise	(	const Quantum	pixel,
		const NoiseType	noise_type,
		const MagickRealType	attenuate
	)			[static]

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

static MagickPixelPacket GetMedianList

(

MedianPixelList *

pixel_list

)

[static]

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

static MagickPixelPacket GetNonpeakMedianList

(

MedianPixelList *

pixel_list

)

[static]

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]

static void InitializeMedianList	(	MedianPixelList *	pixel_list,
		unsigned long	width
	)			[static]

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

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

MagickExport Image* MotionBlurImage	(	const Image *	image,
		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
	)

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

static void ResetMedianList

(

MedianPixelList *

pixel_list

)

[static]

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
	)

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