composite.c File Reference

#include "MagickCore/studio.h"
#include "MagickCore/artifact.h"
#include "MagickCore/cache.h"
#include "MagickCore/cache-private.h"
#include "MagickCore/cache-view.h"
#include "MagickCore/channel.h"
#include "MagickCore/client.h"
#include "MagickCore/color.h"
#include "MagickCore/color-private.h"
#include "MagickCore/colorspace.h"
#include "MagickCore/colorspace-private.h"
#include "MagickCore/composite.h"
#include "MagickCore/composite-private.h"
#include "MagickCore/constitute.h"
#include "MagickCore/draw.h"
#include "MagickCore/exception-private.h"
#include "MagickCore/fx.h"
#include "MagickCore/gem.h"
#include "MagickCore/geometry.h"
#include "MagickCore/image.h"
#include "MagickCore/image-private.h"
#include "MagickCore/list.h"
#include "MagickCore/log.h"
#include "MagickCore/memory_.h"
#include "MagickCore/monitor.h"
#include "MagickCore/monitor-private.h"
#include "MagickCore/morphology.h"
#include "MagickCore/option.h"
#include "MagickCore/pixel-accessor.h"
#include "MagickCore/property.h"
#include "MagickCore/quantum.h"
#include "MagickCore/resample.h"
#include "MagickCore/resource_.h"
#include "MagickCore/string_.h"
#include "MagickCore/thread-private.h"
#include "MagickCore/threshold.h"
#include "MagickCore/token.h"
#include "MagickCore/transform.h"
#include "MagickCore/utility.h"
#include "MagickCore/utility-private.h"
#include "MagickCore/version.h"

Include dependency graph for composite.c:

Go to the source code of this file.

Macros
#define	FreeDivergentResources()
#define	CompositeImageTag   "Composite/Image"
#define	CompositeImageTag   "Composite/Image"
#define	TextureImageTag   "Texture/Image"

Functions
static Image *	BlendConvolveImage (const Image *image, const char *kernel, ExceptionInfo *exception)
static Image *	BlendMagnitudeImage (const Image *dx_image, const Image *dy_image, ExceptionInfo *exception)
static Image *	BlendMaxMagnitudeImage (const Image *alpha_image, const Image *beta_image, const Image *dx_image, const Image *dy_image, ExceptionInfo *exception)
static Image *	BlendSumImage (const Image *alpha_image, const Image *beta_image, const double attenuate, const double sign, ExceptionInfo *exception)
static Image *	BlendDivergentImage (const Image *alpha_image, const Image *beta_image, ExceptionInfo *exception)
static MagickBooleanType	BlendMaskAlphaChannel (Image *image, const Image *mask_image, ExceptionInfo *exception)
static Image *	BlendMeanImage (Image *image, const Image *mask_image, ExceptionInfo *exception)
static MagickBooleanType	BlendRMSEResidual (const Image *alpha_image, const Image *beta_image, double *residual, ExceptionInfo *exception)
static void	CompositeHCL (const MagickRealType red, const MagickRealType green, const MagickRealType blue, MagickRealType *hue, MagickRealType *chroma, MagickRealType *luma)
static MagickBooleanType	CompositeOverImage (Image *image, const Image *source_image, const MagickBooleanType clip_to_self, const ssize_t x_offset, const ssize_t y_offset, ExceptionInfo *exception)
static void	HCLComposite (const MagickRealType hue, const MagickRealType chroma, const MagickRealType luma, MagickRealType *red, MagickRealType *green, MagickRealType *blue)
static MagickBooleanType	SaliencyBlendImage (Image *image, const Image *source_image, const ssize_t x_offset, const ssize_t y_offset, const double iterations, const double residual_threshold, const size_t tick, ExceptionInfo *exception)
static MagickBooleanType	SeamlessBlendImage (Image *image, const Image *source_image, const ssize_t x_offset, const ssize_t y_offset, const double iterations, const double residual_threshold, const size_t tick, ExceptionInfo *exception)
MagickExport MagickBooleanType	CompositeImage (Image *image, const Image *composite, const CompositeOperator compose, const MagickBooleanType clip_to_self, const ssize_t x_offset, const ssize_t y_offset, ExceptionInfo *exception)
MagickExport MagickBooleanType	TextureImage (Image *image, const Image *texture, ExceptionInfo *exception)

Macro Definition Documentation

CompositeImageTag [1/2]

#define CompositeImageTag   "Composite/Image"

CompositeImageTag [2/2]

#define CompositeImageTag   "Composite/Image"

FreeDivergentResources

#define FreeDivergentResources

(

)

Value:

{ \
  if (dy_image != (Image *) NULL) \
    dy_image=DestroyImage(dy_image); \
  if (dx_image != (Image *) NULL) \
    dx_image=DestroyImage(dx_image); \
  if (magnitude_beta != (Image *) NULL) \
    magnitude_beta=DestroyImage(magnitude_beta); \
  if (dy_beta != (Image *) NULL) \
    dy_beta=DestroyImage(dy_beta); \
  if (dx_beta != (Image *) NULL) \
    dx_beta=DestroyImage(dx_beta); \
  if (magnitude_alpha != (Image *) NULL) \
    magnitude_alpha=DestroyImage(magnitude_alpha); \
  if (dy_alpha != (Image *) NULL) \
    dy_alpha=DestroyImage(dy_alpha); \
  if (dx_alpha != (Image *) NULL) \
    dx_alpha=DestroyImage(dx_alpha); \
}

TextureImageTag

#define TextureImageTag   "Texture/Image"

Function Documentation

BlendConvolveImage()

static Image * BlendConvolveImage ( const Image *  image, const char *  kernel, ExceptionInfo *  exception  )

static

Definition at line 184 of file composite.c.

References AcquireKernelInfo(), CloneImage(), ConvolveImage(), DestroyImage(), DestroyKernelInfo(), MagickTrue, OffAlphaChannel, and SetImageAlphaChannel().

Referenced by BlendDivergentImage().

BlendDivergentImage()

static Image * BlendDivergentImage ( const Image *  alpha_image, const Image *  beta_image, ExceptionInfo *  exception  )

static

Definition at line 489 of file composite.c.

References BlendConvolveImage(), BlendMagnitudeImage(), BlendMaxMagnitudeImage(), BlendSumImage(), DestroyImage(), and FreeDivergentResources.

Referenced by SaliencyBlendImage().

BlendMagnitudeImage()

static Image * BlendMagnitudeImage ( const Image *  dx_image, const Image *  dy_image, ExceptionInfo *  exception  )

static

Definition at line 213 of file composite.c.

References AcquireAuthenticCacheView(), AcquireVirtualCacheView(), ClampToQuantum(), CloneImage(), _Image::columns, DestroyCacheView(), DestroyImage(), GetCacheViewAuthenticPixels(), GetCacheViewVirtualPixels(), GetPixelChannel(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), magick_restrict, MagickFalse, MagickTrue, _Image::rows, SyncCacheViewAuthenticPixels(), UndefinedPixelTrait, and UpdatePixelTrait.

Referenced by BlendDivergentImage().

BlendMaskAlphaChannel()

static MagickBooleanType BlendMaskAlphaChannel ( Image *  image, const Image *  mask_image, ExceptionInfo *  exception  )

static

Definition at line 615 of file composite.c.

References AcquireAuthenticCacheView(), AcquireVirtualCacheView(), AlphaPixelChannel, _Image::columns, DestroyCacheView(), GetCacheViewAuthenticPixels(), GetCacheViewVirtualPixels(), GetPixelAlpha(), GetPixelChannelOffset(), GetPixelChannels(), magick_restrict, MagickEpsilon, MagickFalse, MagickTrue, OpaqueAlpha, _Image::rows, SetImageAlpha(), and SyncCacheViewAuthenticPixels().

Referenced by SaliencyBlendImage(), and SeamlessBlendImage().

BlendMaxMagnitudeImage()

static Image * BlendMaxMagnitudeImage ( const Image *  alpha_image, const Image *  beta_image, const Image *  dx_image, const Image *  dy_image, ExceptionInfo *  exception  )

static

Definition at line 299 of file composite.c.

References AcquireAuthenticCacheView(), AcquireVirtualCacheView(), CloneImage(), _Image::columns, DestroyCacheView(), DestroyImage(), GetCacheViewAuthenticPixels(), GetCacheViewVirtualPixels(), GetPixelChannel(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), magick_restrict, MagickFalse, MagickTrue, _Image::rows, SyncCacheViewAuthenticPixels(), UndefinedPixelTrait, and UpdatePixelTrait.

Referenced by BlendDivergentImage().

BlendMeanImage()

static Image * BlendMeanImage ( Image *  image, const Image *  mask_image, ExceptionInfo *  exception  )

static

Definition at line 680 of file composite.c.

References AcquireAuthenticCacheView(), AcquireVirtualCacheView(), ClampToQuantum(), CloneImage(), _Image::columns, DestroyCacheView(), DestroyImage(), GetCacheViewAuthenticPixels(), GetCacheViewVirtualPixels(), GetPixelAlpha(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), GetPixelReadMask(), magick_restrict, MagickEpsilon, MagickFalse, MagickTrue, MaxPixelChannels, QuantumRange, QuantumScale, _Image::rows, SyncCacheViewAuthenticPixels(), and UndefinedPixelTrait.

Referenced by SaliencyBlendImage(), and SeamlessBlendImage().

BlendRMSEResidual()

static MagickBooleanType BlendRMSEResidual ( const Image *  alpha_image, const Image *  beta_image, double *  residual, ExceptionInfo *  exception  )

static

Definition at line 807 of file composite.c.

References AcquireVirtualCacheView(), AlphaPixelChannel, _Image::columns, DestroyCacheView(), GetCacheViewVirtualPixels(), GetImageChannels(), GetPixelAlpha(), GetPixelChannel(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), GetPixelReadMask(), magick_restrict, MagickFalse, MagickMax, MagickTrue, PerceptibleReciprocal(), QuantumRange, QuantumScale, _Image::rows, UndefinedPixelTrait, and UpdatePixelTrait.

Referenced by SaliencyBlendImage(), and SeamlessBlendImage().

BlendSumImage()

static Image * BlendSumImage ( const Image *  alpha_image, const Image *  beta_image, const double  attenuate, const double  sign, ExceptionInfo *  exception  )

static

Definition at line 402 of file composite.c.

References AcquireAuthenticCacheView(), AcquireVirtualCacheView(), ClampToQuantum(), CloneImage(), _Image::columns, DestroyCacheView(), DestroyImage(), GetCacheViewAuthenticPixels(), GetCacheViewVirtualPixels(), GetPixelChannel(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), magick_restrict, MagickFalse, MagickTrue, _Image::rows, SyncCacheViewAuthenticPixels(), UndefinedPixelTrait, and UpdatePixelTrait.

Referenced by BlendDivergentImage(), SaliencyBlendImage(), and SeamlessBlendImage().

CompositeHCL()

static void CompositeHCL ( const MagickRealType  red, const MagickRealType  green, const MagickRealType  blue, MagickRealType *  hue, MagickRealType *  chroma, MagickRealType *  luma  )

static

Definition at line 915 of file composite.c.

References MagickMax, MagickMin, and QuantumScale.

Referenced by CompositeImage().

CompositeImage()

MagickExport MagickBooleanType CompositeImage	(	Image *	image,
		const Image *	composite,
		const CompositeOperator	compose,
		const MagickBooleanType	clip_to_self,
		const ssize_t	x_offset,
		const ssize_t	y_offset,
		ExceptionInfo *	exception
	)

Definition at line 1525 of file composite.c.

References AcquireAuthenticCacheView(), AcquireResampleFilter(), AcquireVirtualCacheView(), _PixelInfo::alpha, _Image::alpha_trait, AlphaCompositeOp, AlphaPixelChannel, AspectValue, AtopCompositeOp, BlackPixelChannel, BlendCompositeOp, _PixelInfo::blue, BluePixelChannel, BlurCompositeOp, BumpmapCompositeOp, ChangeMaskCompositeOp, ClampPixel(), ClampToQuantum(), ClearCompositeOp, CloneImage(), ColorBurnCompositeOp, ColorDodgeCompositeOp, ColorizeCompositeOp, _Image::colorspace, _Image::columns, CompositeHCL(), CompositeImageTag, CompositeOverImage(), CopyAlphaCompositeOp, CopyBlackCompositeOp, CopyBlueCompositeOp, CopyCompositeOp, CopyCyanCompositeOp, CopyGreenCompositeOp, CopyMagentaCompositeOp, CopyPixelTrait, CopyRedCompositeOp, CopyYellowCompositeOp, DarkenCompositeOp, DarkenIntensityCompositeOp, DegreesToRadians(), DestroyCacheView(), DestroyImage(), DestroyResampleFilter(), DifferenceCompositeOp, DirectClass, DisplaceCompositeOp, DissolveCompositeOp, DistortCompositeOp, DivideDstCompositeOp, DivideSrcCompositeOp, DstAtopCompositeOp, DstCompositeOp, DstInCompositeOp, DstOutCompositeOp, DstOverCompositeOp, ExclusionCompositeOp, _Image::filename, FreezeCompositeOp, GaussianFilter, GetCacheViewAuthenticPixels(), GetCacheViewVirtualPixels(), GetImageArtifact(), GetMagickModule, GetOneVirtualPixel(), GetPixelAlpha(), GetPixelBlack(), GetPixelBlue(), GetPixelChannel(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), GetPixelGreen(), GetPixelInfo(), GetPixelInfoPixel(), GetPixelIntensity(), GetPixelReadMask(), GetPixelRed(), _PixelInfo::green, GreenPixelChannel, HardLightCompositeOp, HardMixCompositeOp, HCLComposite(), HeightValue, HueCompositeOp, InCompositeOp, IntensityCompositeOp, InterpolateCompositeOp, InterpolatePixelInfo(), IsEventLogging(), IsFuzzyEquivalencePixel(), IsStringTrue(), LightenCompositeOp, LightenIntensityCompositeOp, LinearBurnCompositeOp, LinearDodgeCompositeOp, LinearLightCompositeOp, LogMagickEvent(), LuminizeCompositeOp, magick_restrict, MagickCoreSignature, MagickEpsilon, MagickFalse, MagickMax, MagickMin, MagickPI, MagickTrue, MathematicsCompositeOp, MaxPixelChannels, MinusDstCompositeOp, MinusSrcCompositeOp, ModulateCompositeOp, ModulusAddCompositeOp, ModulusSubtractCompositeOp, MultiplyCompositeOp, NegateCompositeOp, NoCompositeOp, NoValue, OpaqueAlphaChannel, OptionError, OptionWarning, OutCompositeOp, OverCompositeOp, OverlayCompositeOp, ParseGeometry(), PegtopLightCompositeOp, PercentValue, PerceptibleReciprocal(), PinLightCompositeOp, PlusCompositeOp, _Image::progress_monitor, _GeometryInfo::psi, QuantumRange, QuantumScale, QueueCacheViewAuthenticPixels(), _PixelInfo::red, RedPixelChannel, ReflectCompositeOp, ReplaceCompositeOp, ResamplePixelColor(), _GeometryInfo::rho, RMSECompositeOp, RoundToUnity(), _Image::rows, SaliencyBlendCompositeOp, SaliencyBlendImage(), SaturateCompositeOp, ScaleResampleFilter(), ScreenCompositeOp, SeamlessBlendCompositeOp, SeamlessBlendImage(), SetGeometryInfo(), SetImageAlphaChannel(), SetImageColorspace(), SetImageProgress(), SetImageStorageClass(), SetPixelAlpha(), SetPixelChannel(), SetPixelViaPixelInfo(), SetResampleFilter(), _GeometryInfo::sigma, SigmaValue, _Image::signature, SoftBurnCompositeOp, SoftDodgeCompositeOp, SoftLightCompositeOp, SrcAtopCompositeOp, SrcCompositeOp, SrcInCompositeOp, SrcOutCompositeOp, SrcOverCompositeOp, StampCompositeOp, StereoCompositeOp, SyncCacheViewAuthenticPixels(), ThresholdCompositeOp, ThrowMagickException(), TraceEvent, TransparentAlpha, UndefinedInterpolatePixel, UndefinedPixelTrait, UpdatePixelTrait, VividLightCompositeOp, WidthValue, _PointInfo::x, _SegmentInfo::x1, _SegmentInfo::x2, _GeometryInfo::xi, XiValue, XorCompositeOp, XValue, _PointInfo::y, _SegmentInfo::y1, _SegmentInfo::y2, and YValue.

Referenced by CoalesceImages(), CompareImages(), CompareImagesLayers(), CompositeCanvas(), DisposeImages(), DistortResizeImage(), DrawPrimitive(), ExtentImage(), FrameImage(), MergeImageLayers(), MontageImageList(), MorphologyApply(), OptimizeImageTransparency(), PolaroidImage(), RenderPostscript(), SetImageAlphaChannel(), SketchImage(), SmushImages(), TextureImage(), and VignetteImage().

CompositeOverImage()

static MagickBooleanType CompositeOverImage ( Image *  image, const Image *  source_image, const MagickBooleanType  clip_to_self, const ssize_t  x_offset, const ssize_t  y_offset, ExceptionInfo *  exception  )

static

Definition at line 955 of file composite.c.

References AcquireAuthenticCacheView(), AcquireVirtualCacheView(), AlphaPixelChannel, ClampPixel(), ClampToQuantum(), _Image::columns, CompositeImageTag, CopyPixelTrait, DestroyCacheView(), GetCacheViewAuthenticPixels(), GetCacheViewVirtualPixels(), GetImageArtifact(), GetOneVirtualPixel(), GetPixelAlpha(), GetPixelChannel(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), GetPixelInfo(), IsStringTrue(), magick_restrict, MagickFalse, MagickTrue, MaxPixelChannels, PerceptibleReciprocal(), _Image::progress_monitor, QuantumRange, QuantumScale, _Image::rows, SetImageProgress(), SyncCacheViewAuthenticPixels(), TransparentAlpha, and UndefinedPixelTrait.

Referenced by CompositeImage(), SaliencyBlendImage(), and SeamlessBlendImage().

HCLComposite()

static void HCLComposite ( const MagickRealType  hue, const MagickRealType  chroma, const MagickRealType  luma, MagickRealType *  red, MagickRealType *  green, MagickRealType *  blue  )

static

Definition at line 1196 of file composite.c.

References QuantumRange.

Referenced by CompositeImage().

SaliencyBlendImage()

static MagickBooleanType SaliencyBlendImage ( Image *  image, const Image *  source_image, const ssize_t  x_offset, const ssize_t  y_offset, const double  iterations, const double  residual_threshold, const size_t  tick, ExceptionInfo *  exception  )

static

Definition at line 1262 of file composite.c.

References AcquireKernelInfo(), BlendDivergentImage(), BlendMaskAlphaChannel(), BlendMeanImage(), BlendRMSEResidual(), BlendSumImage(), CloneImage(), _Image::columns, CompositeOverImage(), ConvolveImage(), CropImage(), DestroyImage(), DestroyKernelInfo(), FormatLocaleFile(), GetImageArtifact(), IsStringTrue(), MagickFalse, MagickMax, MagickTrue, ResetImagePage(), _Image::rows, and SetImageArtifact().

Referenced by CompositeImage().

SeamlessBlendImage()

static MagickBooleanType SeamlessBlendImage ( Image *  image, const Image *  source_image, const ssize_t  x_offset, const ssize_t  y_offset, const double  iterations, const double  residual_threshold, const size_t  tick, ExceptionInfo *  exception  )

static

Definition at line 1392 of file composite.c.

References AcquireKernelInfo(), BlendMaskAlphaChannel(), BlendMeanImage(), BlendRMSEResidual(), BlendSumImage(), CloneImage(), _Image::columns, CompositeOverImage(), ConvolveImage(), CropImage(), DestroyImage(), DestroyKernelInfo(), FormatLocaleFile(), GetImageArtifact(), IsStringTrue(), MagickFalse, MagickMax, MagickTrue, ReadPixelMask, ResetImagePage(), _Image::rows, SetImageArtifact(), and SetImageMask().

Referenced by CompositeImage().

TextureImage()

MagickExport MagickBooleanType TextureImage	(	Image *	image,
		const Image *	texture,
		ExceptionInfo *	exception
	)

Definition at line 3652 of file composite.c.

References AcquireAuthenticCacheView(), AcquireVirtualCacheView(), _Image::alpha_trait, CloneImage(), _Image::colorspace, _Image::columns, _Image::compose, CompositeImage(), CopyCompositeOp, DestroyCacheView(), DestroyImage(), DirectClass, GetCacheViewVirtualPixels(), GetMagickModule, GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), IsEventLogging(), LogMagickEvent(), MagickCoreSignature, MagickFalse, MagickTrue, OverCompositeOp, _Image::progress_monitor, QueueCacheViewAuthenticPixels(), _Image::rows, SetImageProgress(), SetImageStorageClass(), SetImageVirtualPixelMethod(), SetPixelChannel(), _Image::signature, SyncCacheViewAuthenticPixels(), TextureImageTag, _Image::tile_offset, TileVirtualPixelMethod, TraceEvent, TransformImageColorspace(), UndefinedPixelTrait, _RectangleInfo::x, and _RectangleInfo::y.

Referenced by MontageImageList().