image-private.h File Reference

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Defines
#define	MagickPI   3.14159265358979323846264338327950288419716939937510
#define	Magick2PI   6.28318530717958647692528676655900576839433879875020
#define	MagickPI2   1.57079632679489661923132169163975144209858469968755
#define	MagickSQ1_2   0.7071067811865475244008443621048490
#define	MagickSQ2PI   2.50662827463100024161235523934010416269302368164062
#define	QuantumScale   ((double) 1.0/(double) QuantumRange)
#define	UndefinedTicksPerSecond   100L
#define	UndefinedCompressionQuality   0UL
Functions
static double	DegreesToRadians (const double degrees)
static MagickRealType	RadiansToDegrees (const MagickRealType radians)
static unsigned char	ScaleColor5to8 (const unsigned long color)
static unsigned char	ScaleColor6to8 (const unsigned long color)
static unsigned long	ScaleColor8to5 (const unsigned char color)
static unsigned long	ScaleColor8to6 (const unsigned char color)
Variables
MagickExport const char	BackgroundColor []
MagickExport const char	BorderColor []
MagickExport const char	DefaultTileFrame []
MagickExport const char	DefaultTileGeometry []
MagickExport const char	DefaultTileLabel []
MagickExport const char	ForegroundColor []
MagickExport const char	MatteColor []
MagickExport const char	LoadImageTag []
MagickExport const char	LoadImagesTag []
MagickExport const char	PSDensityGeometry []
MagickExport const char	PSPageGeometry []
MagickExport const char	SaveImageTag []
MagickExport const char	SaveImagesTag []
MagickExport const double	DefaultResolution

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Define Documentation

#define Magick2PI   6.28318530717958647692528676655900576839433879875020

Definition at line 26 of file image-private.h.

Referenced by DistortImage(), and GenerateCoefficients().

#define MagickPI   3.14159265358979323846264338327950288419716939937510

Definition at line 25 of file image-private.h.

Referenced by AcquireResizeFilter(), AdaptiveBlurImageChannel(), AdaptiveSharpenImageChannel(), ApplyEvaluateOperator(), ApplyFunction(), Bessel(), BesselOrderOne(), Blackman(), Bohman(), Contrast(), DegreesToRadians(), DrawImage(), EmbossImage(), FxEvaluateSubexpression(), Gaussian(), GaussianBlurImageChannel(), GenerateCoefficients(), GenerateDifferentialNoise(), GetOptimalKernelWidth2D(), Hamming(), Hanning(), ImplodeImage(), RadiansToDegrees(), ScaleResampleFilter(), ScaleSpace(), SelectiveBlurImageChannel(), SharpenImageChannel(), Sinc(), TraceArcPath(), TraceEllipse(), TraceStrokePolygon(), and WaveImage().

#define MagickPI2   1.57079632679489661923132169163975144209858469968755

Definition at line 27 of file image-private.h.

Referenced by DistortImage(), and GenerateCoefficients().

#define MagickSQ1_2   0.7071067811865475244008443621048490

Definition at line 28 of file image-private.h.

Referenced by IsColorSimilar(), IsMagickColorSimilar(), and IsOpacitySimilar().

#define MagickSQ2PI   2.50662827463100024161235523934010416269302368164062

Definition at line 29 of file image-private.h.

Referenced by GetBlurKernel(), GetMotionBlurKernel(), and GetOptimalKernelWidth1D().

#define QuantumScale   ((double) 1.0/(double) QuantumRange)

Definition at line 30 of file image-private.h.

Referenced by AdaptiveBlurImageChannel(), AdaptiveSharpenImageChannel(), ApplyEvaluateOperator(), ApplyFunction(), AssociateAlphaPixel(), AutoGammaImageChannel(), AverageImages(), BlurImageChannel(), ClassifyImageColors(), ClosestColor(), ClutImageChannel(), CompositeAtop(), CompositeBumpmap(), CompositeColorBurn(), CompositeColorDodge(), CompositeDarken(), CompositeDifference(), CompositeDivide(), CompositeExclusion(), CompositeHardLight(), CompositeHSB(), CompositeImageChannel(), CompositeIn(), CompositeLighten(), CompositeLinearBurn(), CompositeLinearDodge(), CompositeLinearLight(), CompositeMathematics(), CompositeMinus(), CompositeMultiply(), CompositeOut(), CompositePegtopLight(), CompositePinLight(), CompositeScreen(), CompositeSoftLight(), CompositeVividLight(), CompositeXor(), ConcatenateColorComponent(), ConvertCMYKToRGB(), ConvertRGBToHSB(), ConvertRGBToHSL(), ConvertRGBToHWB(), ConvertRGBToXYZ(), ConvolveImageChannel(), DefineImageColormap(), DrawImage(), ExportImagePixels(), ExportQuantumPixels(), ExtractSubimageFromImage(), FrameImage(), FxChannelStatistics(), FxEvaluateSubexpression(), FxGetSymbol(), GetImageBackgroundColor(), GetImageQuantizeError(), GetMeanAbsoluteError(), GetMeanErrorPerPixel(), GetMeanSquaredError(), GetPeakAbsoluteError(), GetSimilarityMetric(), HaldClutImageChannel(), HorizontalFilter(), ImportQuantumPixels(), In(), InterpolatePixelColor(), InterpolateResampleFilter(), IsColorSimilar(), IsImagesEqual(), IsMagickColorSimilar(), MagickCompositeOver(), MagickOver_(), MagickPixelCompositeMask(), MagickPixelCompositeOver(), MagickPixelCompositePlus(), MotionBlurImageChannel(), OrderedPosterizeImageChannel(), Out(), QueryColorDatabase(), RadialBlurImageChannel(), RaiseImage(), SelectiveBlurImageChannel(), ShadeImage(), SigmoidalContrastImageChannel(), StreamImagePixels(), TintImage(), TransformHSL(), TransformRGBImage(), and VerticalFilter().

#define UndefinedCompressionQuality   0UL

Definition at line 32 of file image-private.h.

Referenced by GetImageInfo(), IdentifyImage(), and SyncImageSettings().

#define UndefinedTicksPerSecond   100L

Definition at line 31 of file image-private.h.

Referenced by AcquireImage().

---

Function Documentation

static double DegreesToRadians

(

const double

degrees

)

[inline, static]

Definition at line 52 of file image-private.h.

References MagickPI.

Referenced by CompositeImageChannel(), DeskewImage(), DrawImage(), GenerateCoefficients(), MotionBlurImageChannel(), RadialBlurImageChannel(), RotateImage(), ShadeImage(), ShearImage(), SwirlImage(), TraceArcPath(), TraceEllipse(), and TraceStrokePolygon().

static MagickRealType RadiansToDegrees

(

const MagickRealType

radians

)

[inline, static]

Definition at line 57 of file image-private.h.

References MagickPI.

Referenced by DeskewImage(), and ScaleResampleFilter().

static unsigned char ScaleColor5to8

(

const unsigned long

color

)

[inline, static]

Definition at line 62 of file image-private.h.

static unsigned char ScaleColor6to8

(

const unsigned long

color

)

[inline, static]

Definition at line 67 of file image-private.h.

static unsigned long ScaleColor8to5

(

const unsigned char

color

)

[inline, static]

Definition at line 72 of file image-private.h.

static unsigned long ScaleColor8to6

(

const unsigned char

color

)

[inline, static]

Definition at line 77 of file image-private.h.

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Variable Documentation

MagickExport const char BackgroundColor[]

Definition at line 101 of file image.c.

Referenced by AcquireImage(), GetImageInfo(), and QueryMagickColor().

MagickExport const char BorderColor[]

Definition at line 102 of file image.c.

Referenced by AcquireImage(), GetImageInfo(), XGetPixelPacket(), and XGetResourceInfo().

MagickExport const double DefaultResolution

Definition at line 117 of file image.c.

Referenced by AcquireImage(), DrawBoundingRectangles(), and RenderPostscript().

MagickExport const char DefaultTileFrame[]

Definition at line 103 of file image.c.

Referenced by PreviewImage().

MagickExport const char DefaultTileGeometry[]

Definition at line 104 of file image.c.

Referenced by GetMontageInfo().

MagickExport const char DefaultTileLabel[]

Definition at line 105 of file image.c.

Referenced by PreviewImage().

MagickExport const char ForegroundColor[]

Definition at line 106 of file image.c.

Referenced by XGetPixelPacket(), and XGetResourceInfo().

MagickExport const char LoadImagesTag[]

Definition at line 108 of file image.c.

MagickExport const char LoadImageTag[]

Definition at line 107 of file image.c.

Referenced by HuffmanDecodeImage(), and HuffmanEncodeImage().

MagickExport const char MatteColor[]

Definition at line 109 of file image.c.

Referenced by AcquireImage(), and GetImageInfo().

MagickExport const char PSDensityGeometry[]

Definition at line 110 of file image.c.

MagickExport const char PSPageGeometry[]

Definition at line 111 of file image.c.

MagickExport const char SaveImagesTag[]

Definition at line 113 of file image.c.

MagickExport const char SaveImageTag[]

Definition at line 112 of file image.c.