layer.c File Reference

#include "magick/studio.h"
#include "magick/artifact.h"
#include "magick/cache.h"
#include "magick/color.h"
#include "magick/color-private.h"
#include "magick/composite.h"
#include "magick/effect.h"
#include "magick/exception.h"
#include "magick/exception-private.h"
#include "magick/geometry.h"
#include "magick/image.h"
#include "magick/layer.h"
#include "magick/list.h"
#include "magick/memory_.h"
#include "magick/monitor.h"
#include "magick/monitor-private.h"
#include "magick/pixel-private.h"
#include "magick/property.h"
#include "magick/profile.h"
#include "magick/resource_.h"
#include "magick/resize.h"
#include "magick/statistic.h"
#include "magick/string_.h"
#include "magick/transform.h"

Include dependency graph for layer.c:

Go to the source code of this file.

Defines
#define	DupDispose ((DisposeType)9)
#define	DelDispose ((DisposeType)8)
#define	MergeLayersTag "Merge/Layers"
Functions
static void	ClearBounds (Image image, RectangleInfo bounds)
static MagickBooleanType	IsBoundsCleared (const Image image1, const Image image2, RectangleInfo bounds, ExceptionInfo exception)
MagickExport Image *	CoalesceImages (const Image image, ExceptionInfo exception)
MagickExport Image *	DisposeImages (const Image image, ExceptionInfo exception)
static MagickBooleanType	ComparePixels (const ImageLayerMethod method, const MagickPixelPacket p, const MagickPixelPacket q)
static RectangleInfo	CompareImageBounds (const Image image1, const Image image2, const ImageLayerMethod method, ExceptionInfo *exception)
MagickExport Image *	CompareImageLayers (const Image image, const ImageLayerMethod method, ExceptionInfo exception)
MagickExport Image *	DeconstructImages (const Image images, ExceptionInfo exception)
static Image *	OptimizeLayerFrames (const Image image, const ImageLayerMethod method, ExceptionInfo exception)
MagickExport Image *	OptimizeImageLayers (const Image image, ExceptionInfo exception)
MagickExport Image *	OptimizePlusImageLayers (const Image image, ExceptionInfo exception)
MagickExport void	OptimizeImageTransparency (const Image image, ExceptionInfo exception)
MagickExport void	RemoveDuplicateLayers (Image *images, ExceptionInfo exception)
MagickExport void	RemoveZeroDelayLayers (Image *images, ExceptionInfo exception)
static void	CompositeCanvas (Image destination, const CompositeOperator compose, Image source, long x_offset, long y_offset)
MagickExport void	CompositeLayers (Image destination, const CompositeOperator compose, Image source, const long x_offset, const long y_offset, ExceptionInfo *exception)
MagickExport Image *	MergeImageLayers (Image image, const ImageLayerMethod method, ExceptionInfo exception)

Define Documentation

#define DelDispose ((DisposeType)8)

Definition at line 948 of file layer.c.

Referenced by OptimizeLayerFrames().

#define DupDispose ((DisposeType)9)

Definition at line 944 of file layer.c.

Referenced by OptimizeLayerFrames().

#define MergeLayersTag "Merge/Layers"

Referenced by MergeImageLayers().

Function Documentation

static void ClearBounds	(	Image *	image,
		RectangleInfo *	bounds
	)			`[static]`

Definition at line 95 of file layer.c.

References _Image::exception, GetAuthenticPixels(), _RectangleInfo::height, MagickFalse, _Image::matte, OpaqueAlphaChannel, SetImageAlphaChannel(), SyncAuthenticPixels(), TransparentOpacity, _RectangleInfo::width, _RectangleInfo::x, and _RectangleInfo::y.

Referenced by CoalesceImages(), DisposeImages(), OptimizeImageTransparency(), and OptimizeLayerFrames().

MagickExport Image* CoalesceImages	(	const Image *	image,
		ExceptionInfo *	exception
	)

Definition at line 229 of file layer.c.

References _Image::background_color, BackgroundDispose, ClearBounds(), CloneImage(), CloneImageArtifacts(), CloneImageProfiles(), CloneImageProperties(), _Image::columns, CompositeImage(), CopyCompositeOp, _Image::debug, DestroyImage(), DestroyImageList(), _Image::dispose, _Image::filename, GetFirstImageInList(), GetMagickModule, GetNextImageInList(), GetPreviousImageInList(), _RectangleInfo::height, IsBoundsCleared(), LogMagickEvent(), MagickFalse, MagickSignature, MagickTrue, _Image::matte, _Image::next, NoneDispose, _PixelPacket::opacity, OverCompositeOp, _Image::page, _Image::previous, PreviousDispose, _Image::rows, SetImageBackgroundColor(), _ExceptionInfo::signature, _Image::signature, TraceEvent, TransparentOpacity, _RectangleInfo::width, _RectangleInfo::x, and _RectangleInfo::y.

static RectangleInfo CompareImageBounds	(	const Image *	image1,
		const Image *	image2,
		const ImageLayerMethod	method,
		ExceptionInfo *	exception
	)			`[static]`

Definition at line 590 of file layer.c.

References _Image::columns, ComparePixels(), GetMagickPixelPacket(), GetVirtualIndexQueue(), GetVirtualPixels(), _RectangleInfo::height, _Image::rows, SetMagickPixelPacket(), _RectangleInfo::width, _RectangleInfo::x, and _RectangleInfo::y.

Referenced by CompareImageLayers(), OptimizeLayerFrames(), and RemoveDuplicateLayers().

MagickExport Image* CompareImageLayers	(	const Image *	image,
		const ImageLayerMethod	method,
		ExceptionInfo *	exception
	)

static MagickBooleanType ComparePixels	(	const ImageLayerMethod	method,
		const MagickPixelPacket *	p,
		const MagickPixelPacket *	q
	)			`[static]`

Definition at line 520 of file layer.c.

References CompareAnyLayer, CompareClearLayer, CompareOverlayLayer, IsMagickColorSimilar(), MagickFalse, MagickTrue, _MagickPixelPacket::matte, _MagickPixelPacket::opacity, OpaqueOpacity, and QuantumRange.

Referenced by CompareImageBounds().

static void CompositeCanvas	(	Image *	destination,
		const CompositeOperator	compose,
		Image *	source,
		long	x_offset,
		long	y_offset
	)			`[inline, static]`

Definition at line 1698 of file layer.c.

References CompositeImage(), _Image::page, _RectangleInfo::x, and _RectangleInfo::y.

Referenced by CompositeLayers().

MagickExport void CompositeLayers	(	Image *	destination,
		const CompositeOperator	compose,
		Image *	source,
		const long	x_offset,
		const long	y_offset,
		ExceptionInfo *	exception
	)

Definition at line 1707 of file layer.c.

References AppendImageToList(), CloneImage(), CompositeCanvas(), _Image::debug, _Image::delay, DestroyImage(), _Image::filename, GetLastImageInList(), GetMagickModule, GetNextImageInList(), _Image::iterations, LogMagickEvent(), MagickFalse, MagickSignature, MagickTrue, _Image::next, _Image::previous, _ExceptionInfo::signature, _Image::signature, and TraceEvent.

MagickExport Image* DeconstructImages	(	const Image *	images,
		ExceptionInfo *	exception
	)

Definition at line 896 of file layer.c.

References CompareAnyLayer, and CompareImageLayers().

MagickExport Image* DisposeImages	(	const Image *	image,
		ExceptionInfo *	exception
	)

static MagickBooleanType IsBoundsCleared	(	const Image *	image1,
		const Image *	image2,
		RectangleInfo *	bounds,
		ExceptionInfo *	exception
	)			`[static]`

Definition at line 163 of file layer.c.

References GetVirtualPixels(), _RectangleInfo::height, MagickFalse, MagickTrue, _PixelPacket::opacity, QuantumRange, _RectangleInfo::width, _RectangleInfo::x, and _RectangleInfo::y.

Referenced by CoalesceImages(), and OptimizeLayerFrames().

MagickExport Image* MergeImageLayers	(	Image *	image,
		const ImageLayerMethod	method,
		ExceptionInfo *	exception
	)

MagickExport Image* OptimizeImageLayers	(	const Image *	image,
		ExceptionInfo *	exception
	)

Definition at line 1336 of file layer.c.

References OptimizeImageLayer, and OptimizeLayerFrames().

MagickExport void OptimizeImageTransparency	(	const Image *	image,
		ExceptionInfo *	exception
	)

static Image* OptimizeLayerFrames	(	const Image *	image,
		const ImageLayerMethod	method,
		ExceptionInfo *	exception
	)			`[static]`

Definition at line 950 of file layer.c.

References AcquireExceptionInfo(), AcquireQuantumMemory(), AppendImageToList(), _Image::background_color, BackgroundDispose, ClearBounds(), CloneImage(), _Image::columns, CompareAnyLayer, CompareClearLayer, CompareImageBounds(), CropImage(), _Image::debug, _Image::delay, DelDispose, DestroyExceptionInfo(), DestroyImage(), DestroyImageList(), _Image::dispose, DupDispose, _Image::filename, GetFirstImageInList(), GetImageListLength(), GetMagickModule, GetNextImageInList(), _RectangleInfo::height, IsBoundsCleared(), LogMagickEvent(), MagickFalse, MagickSignature, MagickTrue, NewImageList(), NoneDispose, _PixelPacket::opacity, OptimizeImageLayer, OptimizeLayer, OptimizePlusLayer, OptionError, _Image::page, _Image::previous, PreviousDispose, RelinquishMagickMemory(), ResourceLimitError, _Image::rows, SetImageBackgroundColor(), _ExceptionInfo::signature, _Image::signature, ThrowImageException, _Image::ticks_per_second, TraceEvent, TransparentOpacity, _RectangleInfo::width, _RectangleInfo::x, and _RectangleInfo::y.

Referenced by OptimizeImageLayers(), and OptimizePlusImageLayers().

MagickExport Image* OptimizePlusImageLayers	(	const Image *	image,
		ExceptionInfo *	exception
	)

Definition at line 1369 of file layer.c.

References OptimizeLayerFrames(), and OptimizePlusLayer.

MagickExport void RemoveDuplicateLayers	(	Image **	images,
		ExceptionInfo *	exception
	)

Definition at line 1532 of file layer.c.

References _Image::columns, CompareAnyLayer, CompareImageBounds(), _Image::delay, DeleteImageFromList(), GetFirstImageInList(), GetMagickModule, GetNextImageInList(), _Image::iterations, LogMagickEvent(), MagickFalse, MagickSignature, _Image::page, _Image::rows, _ExceptionInfo::signature, _Image::ticks_per_second, TraceEvent, _RectangleInfo::x, and _RectangleInfo::y.

MagickExport void RemoveZeroDelayLayers	(	Image **	images,
		ExceptionInfo *	exception
	)

Definition at line 1613 of file layer.c.

References _Image::delay, DeleteImageFromList(), _Image::filename, GetFirstImageInList(), GetMagickModule, GetNextImageInList(), LogMagickEvent(), MagickFalse, MagickSignature, OptionWarning, _ExceptionInfo::signature, ThrowMagickException(), and TraceEvent.

layer.c File Reference

Defines

Functions

Define Documentation

Function Documentation