pixel.c File Reference

#include "magick/studio.h"
#include "magick/property.h"
#include "magick/blob.h"
#include "magick/blob-private.h"
#include "magick/color-private.h"
#include "magick/draw.h"
#include "magick/exception.h"
#include "magick/exception-private.h"
#include "magick/cache.h"
#include "magick/colorspace-private.h"
#include "magick/constitute.h"
#include "magick/delegate.h"
#include "magick/geometry.h"
#include "magick/list.h"
#include "magick/magick.h"
#include "magick/memory_.h"
#include "magick/memory-private.h"
#include "magick/monitor.h"
#include "magick/option.h"
#include "magick/pixel.h"
#include "magick/pixel-private.h"
#include "magick/quantum.h"
#include "magick/resource_.h"
#include "magick/semaphore.h"
#include "magick/statistic.h"
#include "magick/stream.h"
#include "magick/string_.h"
#include "magick/transform.h"
#include "magick/utility.h"

Include dependency graph for pixel.c:

Go to the source code of this file.

Functions
MagickExport MagickPixelPacket *	CloneMagickPixelPacket (const MagickPixelPacket *pixel)
MagickExport void	ConformMagickPixelPacket (Image *image, const MagickPixelPacket *source, MagickPixelPacket *destination, ExceptionInfo *exception)
static double	DecodeGamma (const double x)
MagickExport MagickRealType	DecodePixelGamma (const MagickRealType pixel)
static double	EncodeGamma (const double x)
MagickExport MagickRealType	EncodePixelGamma (const MagickRealType pixel)
static MagickBooleanType	ExportCharPixel (Image *image, const RectangleInfo *roi, const char *magick_restrict map, const QuantumType *quantum_map, void *pixels, ExceptionInfo *exception)
static MagickBooleanType	ExportDoublePixel (Image *image, const RectangleInfo *roi, const char *magick_restrict map, const QuantumType *quantum_map, void *pixels, ExceptionInfo *exception)
static MagickBooleanType	ExportFloatPixel (Image *image, const RectangleInfo *roi, const char *magick_restrict map, const QuantumType *quantum_map, void *pixels, ExceptionInfo *exception)
static MagickBooleanType	ExportIntegerPixel (Image *image, const RectangleInfo *roi, const char *magick_restrict map, const QuantumType *quantum_map, void *pixels, ExceptionInfo *exception)
static MagickBooleanType	ExportLongPixel (Image *image, const RectangleInfo *roi, const char *magick_restrict map, const QuantumType *quantum_map, void *pixels, ExceptionInfo *exception)
static MagickBooleanType	ExportQuantumPixel (Image *image, const RectangleInfo *roi, const char *magick_restrict map, const QuantumType *quantum_map, void *pixels, ExceptionInfo *exception)
static MagickBooleanType	ExportShortPixel (Image *image, const RectangleInfo *roi, const char *magick_restrict map, const QuantumType *quantum_map, void *pixels, ExceptionInfo *exception)
MagickExport MagickBooleanType	ExportImagePixels (const Image *image, const ssize_t x, const ssize_t y, const size_t width, const size_t height, const char *map, const StorageType type, void *pixels, ExceptionInfo *exception)
MagickExport MagickRealType	GetMagickPixelIntensity (const Image *image, const MagickPixelPacket *magick_restrict pixel)
MagickExport void	GetMagickPixelPacket (const Image *image, MagickPixelPacket *pixel)
MagickExport MagickRealType	GetPixelIntensity (const Image *image, const PixelPacket *magick_restrict pixel)
static MagickBooleanType	ImportCharPixel (Image *image, const RectangleInfo *roi, const char *magick_restrict map, const QuantumType *quantum_map, const void *pixels, ExceptionInfo *exception)
static MagickBooleanType	ImportDoublePixel (Image *image, const RectangleInfo *roi, const char *magick_restrict map, const QuantumType *quantum_map, const void *pixels, ExceptionInfo *exception)
static MagickBooleanType	ImportFloatPixel (Image *image, const RectangleInfo *roi, const char *magick_restrict map, const QuantumType *quantum_map, const void *pixels, ExceptionInfo *exception)
static MagickBooleanType	ImportIntegerPixel (Image *image, const RectangleInfo *roi, const char *magick_restrict map, const QuantumType *quantum_map, const void *pixels, ExceptionInfo *exception)
static MagickBooleanType	ImportLongPixel (Image *image, const RectangleInfo *roi, const char *magick_restrict map, const QuantumType *quantum_map, const void *pixels, ExceptionInfo *exception)
static MagickBooleanType	ImportQuantumPixel (Image *image, const RectangleInfo *roi, const char *magick_restrict map, const QuantumType *quantum_map, const void *pixels, ExceptionInfo *exception)
static MagickBooleanType	ImportShortPixel (Image *image, const RectangleInfo *roi, const char *magick_restrict map, const QuantumType *quantum_map, const void *pixels, ExceptionInfo *exception)
MagickExport MagickBooleanType	ImportImagePixels (Image *image, const ssize_t x, const ssize_t y, const size_t width, const size_t height, const char *map, const StorageType type, const void *pixels)
static void	AlphaBlendMagickPixelPacket (const Image *image, const PixelPacket *color, const IndexPacket *indexes, MagickPixelPacket *pixel, MagickRealType *alpha)
static void	CatromWeights (const MagickRealType x, MagickRealType(*weights)[4])
static void	SplineWeights (const MagickRealType x, MagickRealType(*weights)[4])
static double	MeshInterpolate (const PointInfo *delta, const double p, const double x, const double y)
MagickExport MagickBooleanType	InterpolateMagickPixelPacket (const Image *magick_restrict image, const CacheView *image_view, const InterpolatePixelMethod method, const double x, const double y, MagickPixelPacket *pixel, ExceptionInfo *exception)

Function Documentation

AlphaBlendMagickPixelPacket()

static void AlphaBlendMagickPixelPacket ( const Image *  image, const PixelPacket *  color, const IndexPacket *  indexes, MagickPixelPacket *  pixel, MagickRealType *  alpha  )

inlinestatic

Definition at line 4349 of file pixel.c.

References _MagickPixelPacket::blue, CMYKColorspace, _Image::colorspace, GetPixelAlpha, GetPixelBlue, GetPixelGreen, GetPixelIndex, GetPixelOpacity, GetPixelRed, _MagickPixelPacket::green, _MagickPixelPacket::index, MagickFalse, _Image::matte, _MagickPixelPacket::opacity, PseudoClass, QuantumScale, _MagickPixelPacket::red, and _Image::storage_class.

Referenced by InterpolateMagickPixelPacket().

CatromWeights()

static void CatromWeights ( const MagickRealType  x, MagickRealType(*)  weights[4]  )

inlinestatic

Definition at line 4383 of file pixel.c.

Referenced by InterpolateMagickPixelPacket().

CloneMagickPixelPacket()

MagickExport MagickPixelPacket * CloneMagickPixelPacket

(

const MagickPixelPacket *

pixel

)

Definition at line 93 of file pixel.c.

References AcquireAlignedMemory(), MagickAssumeAligned, ResourceLimitFatalError, and ThrowFatalException.

Referenced by FxGetSymbol().

ConformMagickPixelPacket()

MagickExport void ConformMagickPixelPacket	(	Image *	image,
		const MagickPixelPacket *	source,
		MagickPixelPacket *	destination,
		ExceptionInfo *	exception
	)

Definition at line 138 of file pixel.c.

References CMYKColorspace, _Image::colorspace, _MagickPixelPacket::colorspace, ConvertCMYKToRGB(), ConvertRGBToCMYK(), IsGrayColorspace(), IsMagickGray(), IssRGBCompatibleColorspace(), MagickCoreSignature, MagickFalse, _Image::matte, _MagickPixelPacket::matte, OpaqueOpacity, SetImageOpacity(), _Image::signature, sRGBColorspace, and TransformImageColorspace().

Referenced by OpaquePaintImageChannel().

DecodeGamma()

static double DecodeGamma ( const double  x )

inlinestatic

Definition at line 188 of file pixel.c.

Referenced by DecodePixelGamma().

DecodePixelGamma()

MagickExport MagickRealType DecodePixelGamma

(

const MagickRealType

pixel

)

Definition at line 246 of file pixel.c.

References DecodeGamma(), QuantumRange, and QuantumScale.

Referenced by ConvertRGBToCMYK(), ConvertRGBToXYZ(), GetMagickPixelIntensity(), GetPixelIntensity(), GetPixelLuminance(), GrayscaleImage(), MagickPixelLuminance(), and RGBTransformImage().

EncodeGamma()

static double EncodeGamma ( const double  x )

inlinestatic

Definition at line 277 of file pixel.c.

Referenced by EncodePixelGamma().

EncodePixelGamma()

MagickExport MagickRealType EncodePixelGamma

(

const MagickRealType

pixel

)

Definition at line 342 of file pixel.c.

References EncodeGamma(), QuantumRange, and QuantumScale.

Referenced by ConvertXYZToRGB(), GetMagickPixelIntensity(), GetPixelIntensity(), GrayscaleImage(), MagickPixelLuma(), and TransformRGBImage().

ExportCharPixel()

static MagickBooleanType ExportCharPixel ( Image *  image, const RectangleInfo *  roi, const char *magick_restrict  map, const QuantumType *  quantum_map, void *  pixels, ExceptionInfo *  exception  )

static

Definition at line 405 of file pixel.c.

References AlphaQuantum, BlackQuantum, BlueQuantum, ClampToQuantum(), CMYKColorspace, _Image::colorspace, CyanQuantum, GetPixelAlpha, GetPixelBlue, GetPixelGreen, GetPixelIndex, GetPixelIntensity(), GetPixelOpacity, GetPixelRed, GetVirtualIndexQueue(), GetVirtualPixels(), GreenQuantum, _RectangleInfo::height, IndexQuantum, LocaleCompare(), MagentaQuantum, magick_restrict, MagickFalse, MagickTrue, OpacityQuantum, RedQuantum, _RectangleInfo::width, _RectangleInfo::x, _RectangleInfo::y, and YellowQuantum.

Referenced by ExportImagePixels().

ExportDoublePixel()

static MagickBooleanType ExportDoublePixel ( Image *  image, const RectangleInfo *  roi, const char *magick_restrict  map, const QuantumType *  quantum_map, void *  pixels, ExceptionInfo *  exception  )

static

Definition at line 616 of file pixel.c.

References AlphaQuantum, BlackQuantum, BlueQuantum, CMYKColorspace, _Image::colorspace, CyanQuantum, GetPixelBlue, GetPixelGreen, GetPixelIndex, GetPixelIntensity(), GetPixelOpacity, GetPixelRed, GetVirtualIndexQueue(), GetVirtualPixels(), GreenQuantum, _RectangleInfo::height, IndexQuantum, LocaleCompare(), MagentaQuantum, magick_restrict, MagickFalse, MagickTrue, OpacityQuantum, QuantumRange, QuantumScale, RedQuantum, _RectangleInfo::width, _RectangleInfo::x, _RectangleInfo::y, and YellowQuantum.

Referenced by ExportImagePixels().

ExportFloatPixel()

static MagickBooleanType ExportFloatPixel ( Image *  image, const RectangleInfo *  roi, const char *magick_restrict  map, const QuantumType *  quantum_map, void *  pixels, ExceptionInfo *  exception  )

static

Definition at line 830 of file pixel.c.

References AlphaQuantum, BlackQuantum, BlueQuantum, CMYKColorspace, _Image::colorspace, CyanQuantum, GetPixelAlpha, GetPixelBlue, GetPixelGreen, GetPixelIndex, GetPixelIntensity(), GetPixelOpacity, GetPixelRed, GetVirtualIndexQueue(), GetVirtualPixels(), GreenQuantum, _RectangleInfo::height, IndexQuantum, LocaleCompare(), MagentaQuantum, magick_restrict, MagickFalse, MagickTrue, OpacityQuantum, QuantumScale, RedQuantum, _RectangleInfo::width, _RectangleInfo::x, _RectangleInfo::y, and YellowQuantum.

Referenced by ExportImagePixels().

ExportImagePixels()

MagickExport MagickBooleanType ExportImagePixels	(	const Image *	image,
		const ssize_t	x,
		const ssize_t	y,
		const size_t	width,
		const size_t	height,
		const char *	map,
		const StorageType	type,
		void *	pixels,
		ExceptionInfo *	exception
	)

Definition at line 1892 of file pixel.c.

References AcquireQuantumMemory(), AlphaQuantum, BlackQuantum, BlueQuantum, CharPixel, CMYKColorspace, _Image::colorspace, CyanQuantum, DoublePixel, ExportCharPixel(), ExportDoublePixel(), ExportFloatPixel(), ExportIntegerPixel(), ExportLongPixel(), ExportQuantumPixel(), ExportShortPixel(), _Image::filename, FloatPixel, GetMagickModule, GreenQuantum, _RectangleInfo::height, ImageError, IndexQuantum, IntegerPixel, IsEventLogging(), LogMagickEvent(), LongPixel, MagentaQuantum, MagickCoreSignature, MagickFalse, OpacityQuantum, OptionError, QuantumPixel, RedQuantum, RelinquishMagickMemory(), ResourceLimitError, ShortPixel, _Image::signature, ThrowMagickException(), TraceEvent, UndefinedQuantum, _RectangleInfo::width, _RectangleInfo::x, _RectangleInfo::y, and YellowQuantum.

Referenced by DispatchImage().

ExportIntegerPixel()

static MagickBooleanType ExportIntegerPixel ( Image *  image, const RectangleInfo *  roi, const char *magick_restrict  map, const QuantumType *  quantum_map, void *  pixels, ExceptionInfo *  exception  )

static

Definition at line 1041 of file pixel.c.

References AlphaQuantum, BlackQuantum, BlueQuantum, ClampToQuantum(), CMYKColorspace, _Image::colorspace, CyanQuantum, GetPixelAlpha, GetPixelBlue, GetPixelGreen, GetPixelIndex, GetPixelIntensity(), GetPixelOpacity, GetPixelRed, GetVirtualIndexQueue(), GetVirtualPixels(), GreenQuantum, _RectangleInfo::height, IndexQuantum, LocaleCompare(), MagentaQuantum, magick_restrict, MagickFalse, MagickTrue, OpacityQuantum, QuantumRange, RedQuantum, _RectangleInfo::width, _RectangleInfo::x, _RectangleInfo::y, and YellowQuantum.

Referenced by ExportImagePixels().

ExportLongPixel()

static MagickBooleanType ExportLongPixel ( Image *  image, const RectangleInfo *  roi, const char *magick_restrict  map, const QuantumType *  quantum_map, void *  pixels, ExceptionInfo *  exception  )

static

Definition at line 1256 of file pixel.c.

References AlphaQuantum, BlackQuantum, BlueQuantum, ClampToQuantum(), CMYKColorspace, _Image::colorspace, CyanQuantum, GetPixelAlpha, GetPixelBlue, GetPixelGreen, GetPixelIndex, GetPixelIntensity(), GetPixelOpacity, GetPixelRed, GetVirtualIndexQueue(), GetVirtualPixels(), GreenQuantum, _RectangleInfo::height, IndexQuantum, LocaleCompare(), MagentaQuantum, magick_restrict, MagickFalse, MagickTrue, OpacityQuantum, RedQuantum, _RectangleInfo::width, _RectangleInfo::x, _RectangleInfo::y, and YellowQuantum.

Referenced by ExportImagePixels().

ExportQuantumPixel()

static MagickBooleanType ExportQuantumPixel ( Image *  image, const RectangleInfo *  roi, const char *magick_restrict  map, const QuantumType *  quantum_map, void *  pixels, ExceptionInfo *  exception  )

static

Definition at line 1467 of file pixel.c.

References AlphaQuantum, BlackQuantum, BlueQuantum, ClampToQuantum(), CMYKColorspace, _Image::colorspace, CyanQuantum, GetPixelAlpha, GetPixelBlue, GetPixelGreen, GetPixelIndex, GetPixelIntensity(), GetPixelOpacity, GetPixelRed, GetVirtualIndexQueue(), GetVirtualPixels(), GreenQuantum, _RectangleInfo::height, IndexQuantum, LocaleCompare(), MagentaQuantum, magick_restrict, MagickFalse, MagickTrue, OpacityQuantum, RedQuantum, _RectangleInfo::width, _RectangleInfo::x, _RectangleInfo::y, and YellowQuantum.

Referenced by ExportImagePixels().

ExportShortPixel()

static MagickBooleanType ExportShortPixel ( Image *  image, const RectangleInfo *  roi, const char *magick_restrict  map, const QuantumType *  quantum_map, void *  pixels, ExceptionInfo *  exception  )

static

Definition at line 1681 of file pixel.c.

References AlphaQuantum, BlackQuantum, BlueQuantum, ClampToQuantum(), CMYKColorspace, _Image::colorspace, CyanQuantum, GetPixelAlpha, GetPixelBlue, GetPixelGreen, GetPixelIndex, GetPixelIntensity(), GetPixelOpacity, GetPixelRed, GetVirtualIndexQueue(), GetVirtualPixels(), GreenQuantum, _RectangleInfo::height, IndexQuantum, LocaleCompare(), MagentaQuantum, magick_restrict, MagickFalse, MagickTrue, OpacityQuantum, RedQuantum, _RectangleInfo::width, _RectangleInfo::x, _RectangleInfo::y, and YellowQuantum.

Referenced by ExportImagePixels().

GetMagickPixelIntensity()

MagickExport MagickRealType GetMagickPixelIntensity	(	const Image *	image,
		const MagickPixelPacket *magick_restrict	pixel
	)

Definition at line 2118 of file pixel.c.

References AveragePixelIntensityMethod, BrightnessPixelIntensityMethod, DecodePixelGamma(), EncodePixelGamma(), _Image::intensity, LightnessPixelIntensityMethod, MagickMax, MagickMin, MSPixelIntensityMethod, QuantumRange, Rec601LumaPixelIntensityMethod, Rec601LuminancePixelIntensityMethod, Rec709LumaPixelIntensityMethod, Rec709LuminancePixelIntensityMethod, RGBColorspace, RMSPixelIntensityMethod, and sRGBColorspace.

Referenced by FxGetSymbol().

GetMagickPixelPacket()

MagickExport void GetMagickPixelPacket	(	const Image *	image,
		MagickPixelPacket *	pixel
	)

Definition at line 2233 of file pixel.c.

References _MagickPixelPacket::blue, _Image::colorspace, _MagickPixelPacket::colorspace, _Image::depth, _MagickPixelPacket::depth, DirectClass, _Image::fuzz, _MagickPixelPacket::fuzz, _MagickPixelPacket::green, _MagickPixelPacket::index, MAGICKCORE_QUANTUM_DEPTH, MagickFalse, _Image::matte, _MagickPixelPacket::matte, _MagickPixelPacket::opacity, OpaqueOpacity, _MagickPixelPacket::red, sRGBColorspace, _Image::storage_class, and _MagickPixelPacket::storage_class.

Referenced by AcquireColorCache(), AcquirePixelTLS(), AdaptiveBlurImageChannel(), AdaptiveSharpenImageChannel(), AdaptiveThresholdImage(), BlackThresholdImageChannel(), CheckImageColors(), ClassifyImageColors(), ClutImageChannel(), CompareImageBounds(), CompareImageChannels(), CompositeImageChannel(), ConnectedComponentsImage(), DistortImage(), DrawAffineImage(), DrawGradientImage(), EvaluateImages(), FilterImageChannel(), FloodfillPaintImage(), FrameImage(), FxGetSymbol(), GetEdgeBackgroundFactor(), GetImageBackgroundColor(), GetImageBoundingBox(), GetImageChannelMoments(), GetImageChannelRange(), GetImageDynamicThreshold(), GetImageProperty(), GetMedianPixelList(), GetNumberColors(), GetOneVirtualMagickPixel(), GradientImage(), HaldClutImageChannel(), IdentifyImage(), ImplodeImage(), InterpolateMagickPixelPacket(), InterpolatePixelColor(), InterpolativeResizeImage(), IsHighDynamicRangeImage(), IsHistogramImage(), IsImageSimilar(), KuwaharaImageChannel(), MaskPixelCacheNexus(), MeanShiftImage(), MorphologyPrimitiveDirect(), MotionBlurImageChannel(), OpaquePaintImageChannel(), PolynomialImageChannel(), QueryColorname(), QueryMagickColorCompliance(), RandomThresholdImageChannel(), ResamplePixelColor(), RGBTransformImage(), RotationalBlurImageChannel(), ScaleImage(), SelectiveBlurImageChannel(), SetImageAlphaChannel(), SetImageBackgroundColor(), SketchImage(), SparseColorImage(), SpreadImage(), StatisticImageChannel(), SwirlImage(), ThresholdImageChannel(), TransformRGBImage(), TransparentPaintImage(), TransparentPaintImageChroma(), UnsharpMaskImageChannel(), WaveImage(), WhiteThresholdImageChannel(), XShearImage(), and YShearImage().

GetPixelIntensity()

MagickExport MagickRealType GetPixelIntensity	(	const Image *	image,
		const PixelPacket *magick_restrict	pixel
	)

Definition at line 2292 of file pixel.c.

References AveragePixelIntensityMethod, BrightnessPixelIntensityMethod, _Image::colorspace, DecodePixelGamma(), EncodePixelGamma(), GRAYColorspace, _Image::intensity, LightnessPixelIntensityMethod, LinearGRAYColorspace, MagickMax, MagickMin, MSPixelIntensityMethod, QuantumRange, Rec601LumaPixelIntensityMethod, Rec601LuminancePixelIntensityMethod, Rec709LumaPixelIntensityMethod, Rec709LuminancePixelIntensityMethod, RGBColorspace, RMSPixelIntensityMethod, and sRGBColorspace.

Referenced by AdaptiveBlurImageChannel(), AdaptiveSharpenImageChannel(), AutoThresholdImage(), BilevelImageChannel(), CannyEdgeImage(), ClipPixelCacheNexus(), CombineImages(), ConsolidateCMYKImages(), ContrastStretchImageChannel(), EqualizeImageChannel(), ExportCharPixel(), ExportDoublePixel(), ExportFloatPixel(), ExportIntegerPixel(), ExportLongPixel(), ExportQuantumPixel(), ExportShortPixel(), HoughLineImage(), HuffmanEncodeImage(), IsIntensitySimilar(), LinearStretchImage(), MagnifyImage(), MaskPixelCacheNexus(), MorphologyPrimitive(), OilPaintImage(), PixelIntensityToQuantum(), RandomChannelThresholdImage(), RandomThresholdImageChannel(), RenderPostscript(), SelectiveBlurImageChannel(), SeparateImageChannel(), SepiaToneImage(), SteganoImage(), StreamImagePixels(), ThresholdImage(), ThresholdImageChannel(), and TraceEdges().

ImportCharPixel()

static MagickBooleanType ImportCharPixel ( Image *  image, const RectangleInfo *  roi, const char *magick_restrict  map, const QuantumType *  quantum_map, const void *  pixels, ExceptionInfo *  exception  )

static

Definition at line 2440 of file pixel.c.

References AlphaQuantum, BlackQuantum, BlueQuantum, CyanQuantum, GetAuthenticIndexQueue(), GetAuthenticPixels(), GetPixelRed, GreenQuantum, _RectangleInfo::height, IndexQuantum, LocaleCompare(), MagentaQuantum, magick_restrict, MagickFalse, MagickTrue, OpacityQuantum, RedQuantum, SetPixelAlpha, SetPixelBlue, SetPixelGreen, SetPixelIndex, SetPixelOpacity, SetPixelRed, SyncAuthenticPixels(), _RectangleInfo::width, _RectangleInfo::x, _RectangleInfo::y, and YellowQuantum.

Referenced by ImportImagePixels().

ImportDoublePixel()

static MagickBooleanType ImportDoublePixel ( Image *  image, const RectangleInfo *  roi, const char *magick_restrict  map, const QuantumType *  quantum_map, const void *  pixels, ExceptionInfo *  exception  )

static

Definition at line 2709 of file pixel.c.

References AlphaQuantum, BlackQuantum, BlueQuantum, ClampToQuantum(), CyanQuantum, GetAuthenticIndexQueue(), GetAuthenticPixels(), GetPixelRed, GreenQuantum, _RectangleInfo::height, IndexQuantum, LocaleCompare(), MagentaQuantum, magick_restrict, MagickFalse, MagickTrue, OpacityQuantum, QuantumRange, RedQuantum, SetPixelAlpha, SetPixelBlue, SetPixelGreen, SetPixelIndex, SetPixelOpacity, SetPixelRed, SyncAuthenticPixels(), _RectangleInfo::width, _RectangleInfo::x, _RectangleInfo::y, and YellowQuantum.

Referenced by ImportImagePixels().

ImportFloatPixel()

static MagickBooleanType ImportFloatPixel ( Image *  image, const RectangleInfo *  roi, const char *magick_restrict  map, const QuantumType *  quantum_map, const void *  pixels, ExceptionInfo *  exception  )

static

Definition at line 2965 of file pixel.c.

References AlphaQuantum, BlackQuantum, BlueQuantum, ClampToQuantum(), CyanQuantum, GetAuthenticIndexQueue(), GetAuthenticPixels(), GetPixelRed, GreenQuantum, _RectangleInfo::height, IndexQuantum, LocaleCompare(), MagentaQuantum, magick_restrict, MagickFalse, MagickTrue, OpacityQuantum, QuantumRange, RedQuantum, SetPixelAlpha, SetPixelBlue, SetPixelGreen, SetPixelIndex, SetPixelOpacity, SetPixelRed, SyncAuthenticPixels(), _RectangleInfo::width, _RectangleInfo::x, _RectangleInfo::y, and YellowQuantum.

Referenced by ImportImagePixels().

ImportImagePixels()

MagickExport MagickBooleanType ImportImagePixels	(	Image *	image,
		const ssize_t	x,
		const ssize_t	y,
		const size_t	width,
		const size_t	height,
		const char *	map,
		const StorageType	type,
		const void *	pixels
	)

Definition at line 4132 of file pixel.c.

References AcquireQuantumMemory(), AlphaQuantum, BlackQuantum, BlueQuantum, CharPixel, CMYKColorspace, CyanQuantum, DirectClass, DoublePixel, _Image::exception, _Image::filename, FloatPixel, GetMagickModule, GRAYColorspace, GreenQuantum, _RectangleInfo::height, ImportCharPixel(), ImportDoublePixel(), ImportFloatPixel(), ImportIntegerPixel(), ImportLongPixel(), ImportQuantumPixel(), ImportShortPixel(), IndexQuantum, IntegerPixel, IsEventLogging(), LogMagickEvent(), LongPixel, MagentaQuantum, MagickCoreSignature, MagickFalse, MagickTrue, _Image::matte, OpacityQuantum, OptionError, QuantumPixel, RedQuantum, RelinquishMagickMemory(), ResourceLimitError, SetImageColorspace(), SetImageStorageClass(), ShortPixel, _Image::signature, ThrowBinaryException, ThrowMagickException(), TraceEvent, UndefinedQuantum, _RectangleInfo::width, _RectangleInfo::x, _RectangleInfo::y, and YellowQuantum.

Referenced by ConstituteImage().

ImportIntegerPixel()

static MagickBooleanType ImportIntegerPixel ( Image *  image, const RectangleInfo *  roi, const char *magick_restrict  map, const QuantumType *  quantum_map, const void *  pixels, ExceptionInfo *  exception  )

static

Definition at line 3216 of file pixel.c.

References AlphaQuantum, BlackQuantum, BlueQuantum, CyanQuantum, GetAuthenticIndexQueue(), GetAuthenticPixels(), GetPixelRed, GreenQuantum, _RectangleInfo::height, IndexQuantum, LocaleCompare(), MagentaQuantum, magick_restrict, MagickFalse, MagickTrue, OpacityQuantum, RedQuantum, SetPixelAlpha, SetPixelBlue, SetPixelGreen, SetPixelIndex, SetPixelOpacity, SetPixelRed, SyncAuthenticPixels(), _RectangleInfo::width, _RectangleInfo::x, _RectangleInfo::y, and YellowQuantum.

Referenced by ImportImagePixels().

ImportLongPixel()

static MagickBooleanType ImportLongPixel ( Image *  image, const RectangleInfo *  roi, const char *magick_restrict  map, const QuantumType *  quantum_map, const void *  pixels, ExceptionInfo *  exception  )

static

Definition at line 3445 of file pixel.c.

References AlphaQuantum, BlackQuantum, BlueQuantum, CyanQuantum, GetAuthenticIndexQueue(), GetAuthenticPixels(), GetPixelRed, GreenQuantum, _RectangleInfo::height, IndexQuantum, LocaleCompare(), MagentaQuantum, magick_restrict, MagickFalse, MagickTrue, OpacityQuantum, RedQuantum, SetPixelAlpha, SetPixelBlue, SetPixelGreen, SetPixelIndex, SetPixelOpacity, SetPixelRed, SyncAuthenticPixels(), _RectangleInfo::width, _RectangleInfo::x, _RectangleInfo::y, and YellowQuantum.

Referenced by ImportImagePixels().

ImportQuantumPixel()

static MagickBooleanType ImportQuantumPixel ( Image *  image, const RectangleInfo *  roi, const char *magick_restrict  map, const QuantumType *  quantum_map, const void *  pixels, ExceptionInfo *  exception  )

static

Definition at line 3674 of file pixel.c.

References AlphaQuantum, BlackQuantum, BlueQuantum, CyanQuantum, GetAuthenticIndexQueue(), GetAuthenticPixels(), GetPixelRed, GreenQuantum, _RectangleInfo::height, IndexQuantum, LocaleCompare(), MagentaQuantum, magick_restrict, MagickFalse, MagickTrue, OpacityQuantum, RedQuantum, SetPixelAlpha, SetPixelBlue, SetPixelGreen, SetPixelIndex, SetPixelOpacity, SetPixelRed, SyncAuthenticPixels(), _RectangleInfo::width, _RectangleInfo::x, _RectangleInfo::y, and YellowQuantum.

Referenced by ImportImagePixels().

ImportShortPixel()

static MagickBooleanType ImportShortPixel ( Image *  image, const RectangleInfo *  roi, const char *magick_restrict  map, const QuantumType *  quantum_map, const void *  pixels, ExceptionInfo *  exception  )

static

Definition at line 3903 of file pixel.c.

References AlphaQuantum, BlackQuantum, BlueQuantum, CyanQuantum, GetAuthenticIndexQueue(), GetAuthenticPixels(), GetPixelRed, GreenQuantum, _RectangleInfo::height, IndexQuantum, LocaleCompare(), MagentaQuantum, magick_restrict, MagickFalse, MagickTrue, OpacityQuantum, RedQuantum, SetPixelAlpha, SetPixelBlue, SetPixelGreen, SetPixelIndex, SetPixelOpacity, SetPixelRed, SyncAuthenticPixels(), _RectangleInfo::width, _RectangleInfo::x, _RectangleInfo::y, and YellowQuantum.

Referenced by ImportImagePixels().

InterpolateMagickPixelPacket()

MagickExport MagickBooleanType InterpolateMagickPixelPacket	(	const Image *magick_restrict	image,
		const CacheView *	image_view,
		const InterpolatePixelMethod	method,
		const double	x,
		const double	y,
		MagickPixelPacket *	pixel,
		ExceptionInfo *	exception
	)

Definition at line 4440 of file pixel.c.

References AcquireVirtualCacheView(), AlphaBlendMagickPixelPacket(), Average16InterpolatePixel, Average9InterpolatePixel, AverageInterpolatePixel, BackgroundInterpolatePixel, BicubicInterpolatePixel, BilinearInterpolatePixel, BlendInterpolatePixel, _MagickPixelPacket::blue, CastDoubleToLong(), CatromInterpolatePixel, CatromWeights(), CMYKColorspace, DestroyCacheView(), DestroyImage(), ExcerptImage(), _Image::filter, FilterInterpolatePixel, GetCacheViewVirtualIndexQueue(), GetCacheViewVirtualPixels(), GetMagickPixelPacket(), GetVirtualIndexQueue(), _MagickPixelPacket::green, _RectangleInfo::height, _MagickPixelPacket::index, IntegerInterpolatePixel, magick_restrict, MagickCoreSignature, MagickFalse, MagickPixelLuma(), MagickTrue, MeshInterpolate(), MeshInterpolatePixel, NearestNeighborInterpolatePixel, _MagickPixelPacket::opacity, PerceptibleReciprocal(), _MagickPixelPacket::red, ResizeImage(), SetMagickPixelPacket(), SplineInterpolatePixel, SplineWeights(), UndefinedInterpolatePixel, _RectangleInfo::width, _PointInfo::x, _RectangleInfo::x, _PointInfo::y, and _RectangleInfo::y.

Referenced by ClutImageChannel(), CompositeImageChannel(), DrawAffineImage(), FxGetSymbol(), HaldClutImageChannel(), ImplodeImage(), InterpolativeResizeImage(), KuwaharaImageChannel(), ResamplePixelColor(), SpreadImage(), SwirlImage(), and WaveImage().

MeshInterpolate()

static double MeshInterpolate ( const PointInfo *  delta, const double  p, const double  x, const double  y  )

inlinestatic

Definition at line 4434 of file pixel.c.

References _PointInfo::x, and _PointInfo::y.

Referenced by InterpolateMagickPixelPacket().

SplineWeights()

static void SplineWeights ( const MagickRealType  x, MagickRealType(*)  weights[4]  )

inlinestatic

Definition at line 4412 of file pixel.c.

Referenced by InterpolateMagickPixelPacket().