quantum.h File Reference

#include "magick/semaphore.h"

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Defines
#define	RoundToQuantum(quantum)   ClampToQuantum(quantum)
Typedefs
typedef struct _QuantumInfo	QuantumInfo
Enumerations
enum	EndianType { UndefinedEndian, LSBEndian, MSBEndian }
enum	QuantumAlphaType { UndefinedQuantumAlpha, AssociatedQuantumAlpha, DisassociatedQuantumAlpha }
enum	QuantumFormatType { UndefinedQuantumFormat, FloatingPointQuantumFormat, SignedQuantumFormat, UnsignedQuantumFormat }
enum	QuantumType {   UndefinedQuantum, AlphaQuantum, BlackQuantum, BlueQuantum,   CMYKAQuantum, CMYKQuantum, CyanQuantum, GrayAlphaQuantum,   GrayQuantum, GreenQuantum, IndexAlphaQuantum, IndexQuantum,   MagentaQuantum, OpacityQuantum, RedQuantum, RGBAQuantum,   BGRAQuantum, RGBOQuantum, RGBQuantum, YellowQuantum,   GrayPadQuantum, RGBPadQuantum, CbYCrYQuantum, CbYCrQuantum,   CbYCrAQuantum, CMYKOQuantum }
Functions
static Quantum	ClampToQuantum (const MagickRealType value)
static unsigned char	ScaleQuantumToChar (const Quantum quantum)
MagickExport MagickBooleanType	SetQuantumDepth (const Image *, QuantumInfo *, const unsigned long)
MagickExport MagickBooleanType	SetQuantumFormat (const Image *, QuantumInfo *, const QuantumFormatType)
MagickExport MagickBooleanType	SetQuantumPad (const Image *, QuantumInfo *, const unsigned long)
MagickExport QuantumInfo *	AcquireQuantumInfo (const ImageInfo *, Image *)
MagickExport QuantumInfo **	DestroyQuantumInfo (QuantumInfo *)
MagickExport QuantumType	GetQuantumType (Image *, ExceptionInfo *)
MagickExport size_t	ExportQuantumPixels (const Image *, const CacheView *, const QuantumInfo *, const QuantumType, unsigned char *, ExceptionInfo *)
MagickExport size_t	GetQuantumExtent (const Image *, const QuantumInfo *, const QuantumType)
MagickExport size_t	ImportQuantumPixels (Image *, CacheView *, const QuantumInfo *, const QuantumType, const unsigned char *, ExceptionInfo *)
MagickExport unsigned char *	GetQuantumPixels (const QuantumInfo *)
MagickExport void	GetQuantumInfo (const ImageInfo *, QuantumInfo *)
MagickExport void	SetQuantumAlphaType (QuantumInfo *, const QuantumAlphaType)
MagickExport void	SetQuantumImageType (Image *, const QuantumType)
MagickExport void	SetQuantumMinIsWhite (QuantumInfo *, const MagickBooleanType)
MagickExport void	SetQuantumPack (QuantumInfo *, const MagickBooleanType)
MagickExport void	SetQuantumQuantum (QuantumInfo *, const unsigned long)
MagickExport void	SetQuantumScale (QuantumInfo *, const double)

---

Define Documentation

#define RoundToQuantum

(

quantum

)

ClampToQuantum(quantum)

Definition at line 27 of file quantum.h.

---

Typedef Documentation

typedef struct _QuantumInfo QuantumInfo

Definition at line 81 of file quantum.h.

---

Enumeration Type Documentation

enum EndianType

Enumerator:

UndefinedEndian
LSBEndian
MSBEndian

Definition at line 29 of file quantum.h.

enum QuantumAlphaType

Enumerator:

UndefinedQuantumAlpha
AssociatedQuantumAlpha
DisassociatedQuantumAlpha

Definition at line 36 of file quantum.h.

enum QuantumFormatType

Enumerator:

UndefinedQuantumFormat
FloatingPointQuantumFormat
SignedQuantumFormat
UnsignedQuantumFormat

Definition at line 43 of file quantum.h.

enum QuantumType

Enumerator:

UndefinedQuantum
AlphaQuantum
BlackQuantum
BlueQuantum
CMYKAQuantum
CMYKQuantum
CyanQuantum
GrayAlphaQuantum
GrayQuantum
GreenQuantum
IndexAlphaQuantum
IndexQuantum
MagentaQuantum
OpacityQuantum
RedQuantum
RGBAQuantum
BGRAQuantum
RGBOQuantum
RGBQuantum
YellowQuantum
GrayPadQuantum
RGBPadQuantum
CbYCrYQuantum
CbYCrQuantum
CbYCrAQuantum
CMYKOQuantum

Definition at line 51 of file quantum.h.

---

Function Documentation

MagickExport QuantumInfo* AcquireQuantumInfo	(	const ImageInfo *	,
		Image *
	)

static Quantum ClampToQuantum

(

const MagickRealType

value

)

[inline, static]

Definition at line 84 of file quantum.h.

References QuantumRange.

Referenced by AdaptiveBlurImageChannel(), AdaptiveSharpenImageChannel(), AddNoiseImageChannel(), ApplyFunction(), BlurImageChannel(), ClutImageChannel(), ColorDecisionListImage(), ColorToNodeId(), CompositeImageChannel(), ConcatenateColorComponent(), ConcatentateHexColorComponent(), ContrastStretchImageChannel(), ConvertHSBToRGB(), ConvertHSLToRGB(), ConvertHWBToRGB(), ConvertXYZToRGB(), ConvolveImageChannel(), DefineImageColormap(), DrawImage(), EqualizeImageChannel(), EvaluateImageChannel(), EvaluateImages(), ExportQuantumPixels(), FilterImageChannel(), FloodfillPaintImage(), FxGetSymbol(), FxImageChannel(), GammaImageChannel(), GetImageBackgroundColor(), HaldClutImageChannel(), HorizontalFilter(), HSLTransform(), ImportImagePixels(), ImportQuantumPixels(), MaskPixelCacheNexus(), MorphImages(), MorphologyApply(), MotionBlurImageChannel(), OpaquePaintImageChannel(), PlasmaPixel(), QueryColorDatabase(), QueryMagickColor(), RadialBlurImageChannel(), RaiseImage(), RecolorImage(), RenderPostscript(), RGBTransformImage(), ScaleImage(), SelectiveBlurImageChannel(), SepiaToneImage(), SetPixelPacket(), ShadeImage(), ShadowImage(), SigmoidalContrastImageChannel(), SimilarityImage(), TransformRGBImage(), UnsharpMaskImageChannel(), VerticalFilter(), and XDitherImage().

MagickExport QuantumInfo* * DestroyQuantumInfo

(

QuantumInfo *

)

Definition at line 213 of file quantum.c.

References DestroyQuantumPixels(), DestroySemaphoreInfo(), MagickSignature, _QuantumInfo::pixels, RelinquishMagickMemory(), _QuantumInfo::semaphore, and _QuantumInfo::signature.

Referenced by AcquireQuantumInfo(), DestroyStreamInfo(), PopImagePixels(), PushImagePixels(), and SignatureImage().

MagickExport size_t ExportQuantumPixels	(	const Image *	,
		const CacheView *	,
		const QuantumInfo *	,
		const	QuantumType,
		unsigned char *	,
		ExceptionInfo *
	)

MagickExport size_t GetQuantumExtent	(	const Image *	,
		const QuantumInfo *	,
		const	QuantumType
	)

MagickExport void GetQuantumInfo	(	const ImageInfo *	,
		QuantumInfo *
	)

MagickExport unsigned char* GetQuantumPixels

(

const QuantumInfo *

)

Definition at line 413 of file quantum.c.

References GetOpenMPThreadId(), MagickSignature, _QuantumInfo::pixels, and _QuantumInfo::signature.

Referenced by ExportQuantumPixels(), ImportQuantumPixels(), and SignatureImage().

MagickExport QuantumType GetQuantumType	(	Image *	,
		ExceptionInfo *
	)

Definition at line 446 of file quantum.c.

References CMYKAQuantum, CMYKColorspace, CMYKQuantum, _Image::colorspace, _Image::debug, _Image::filename, GetMagickModule, GrayAlphaQuantum, GrayQuantum, IndexAlphaQuantum, IndexQuantum, IsGrayImage(), LogMagickEvent(), MagickFalse, MagickSignature, _Image::matte, PseudoClass, RGBAQuantum, RGBQuantum, _Image::signature, _Image::storage_class, and TraceEvent.

MagickExport size_t ImportQuantumPixels	(	Image *	,
		CacheView *	,
		const QuantumInfo *	,
		const	QuantumType,
		const unsigned char *	,
		ExceptionInfo *
	)

Definition at line 253 of file quantum-import.c.

References _QuantumInfo::alpha_type, AlphaQuantum, BlackQuantum, BlueQuantum, CbYCrAQuantum, CbYCrQuantum, CbYCrYQuantum, ClampToQuantum(), CMYKAQuantum, CMYKColorspace, CMYKOQuantum, CMYKQuantum, _Image::colormap, _Image::colorspace, CorruptImageError, CyanQuantum, _Image::debug, _Image::depth, _QuantumInfo::depth, DisassociatedQuantumAlpha, _QuantumState::endian, _Image::endian, _Image::filename, FloatingPointQuantumFormat, _QuantumInfo::format, GetAlphaPixelComponent, GetAuthenticIndexQueue(), GetAuthenticPixelQueue(), GetCacheViewAuthenticIndexQueue(), GetCacheViewAuthenticPixelQueue(), GetCacheViewExtent(), GetImageExtent(), GetMagickModule, GetQuantumExtent(), GetQuantumPixels(), GetQuantumRange(), GrayAlphaQuantum, GrayQuantum, GreenQuantum, HalfToSinglePrecision(), ImageError, IndexAlphaQuantum, IndexQuantum, InitializeQuantumState(), LogMagickEvent(), LSBEndian, MagentaQuantum, MagickEpsilon, MagickFalse, MagickSignature, _QuantumInfo::min_is_white, _PixelPacket::opacity, OpaqueOpacity, _QuantumInfo::pack, _QuantumInfo::pad, PseudoClass, PushCharPixel(), PushColormapIndex(), PushDoublePixel(), PushFloatPixel(), PushLongPixel(), PushQuantumLongPixel(), PushQuantumPixel(), PushShortPixel(), _QuantumInfo::quantum, QuantumRange, QuantumScale, RedQuantum, restrict, RGBAQuantum, RGBOQuantum, RGBQuantum, ScaleAnyToQuantum(), ScaleCharToQuantum(), ScaleLongToQuantum(), ScaleShortToQuantum(), SetBluePixelComponent, SetGreenPixelComponent, SetOpacityPixelComponent, SetRedPixelComponent, _QuantumInfo::signature, _Image::signature, _Image::storage_class, ThrowMagickException(), TraceEvent, TransparentOpacity, and YellowQuantum.

Referenced by PushImagePixels().

static unsigned char ScaleQuantumToChar

(

const Quantum

quantum

)

[inline, static]

Definition at line 111 of file quantum.h.

Referenced by Classify(), ColorToNodeId(), ConcatenateColorComponent(), ConcatentateHexColorComponent(), ExportImagePixels(), ExportQuantumPixels(), FloydSteinbergDither(), GenerateDifferentialNoise(), GetImageDynamicThreshold(), InitializeHistogram(), OilPaintImage(), RiemersmaDither(), StreamImagePixels(), XDitherImage(), XMakeImageLSBFirst(), and XMakeImageMSBFirst().

MagickExport void SetQuantumAlphaType	(	QuantumInfo *	,
		const	QuantumAlphaType
	)

MagickExport MagickBooleanType SetQuantumDepth	(	const Image *	,
		QuantumInfo *	,
		const unsigned long
	)

MagickExport MagickBooleanType SetQuantumFormat	(	const Image *	,
		QuantumInfo *	,
		const	QuantumFormatType
	)

MagickExport void SetQuantumImageType	(	Image *	,
		const	QuantumType
	)

MagickExport void SetQuantumMinIsWhite	(	QuantumInfo *	,
		const	MagickBooleanType
	)

MagickExport void SetQuantumPack	(	QuantumInfo *	,
		const	MagickBooleanType
	)

MagickExport MagickBooleanType SetQuantumPad	(	const Image *	,
		QuantumInfo *	,
		const unsigned	long
	)

Definition at line 741 of file quantum.c.

References _Image::debug, _QuantumInfo::depth, _Image::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _QuantumInfo::pad, SetQuantumDepth(), _QuantumInfo::signature, _Image::signature, and TraceEvent.

MagickExport void SetQuantumQuantum	(	QuantumInfo *	,
		const unsigned long
	)

MagickExport void SetQuantumScale	(	QuantumInfo *	,
		const	double
	)

Definition at line 844 of file quantum.c.

References MagickSignature, _QuantumInfo::scale, and _QuantumInfo::signature.