cache.c File Reference

#include "magick/studio.h"
#include "magick/blob.h"
#include "magick/blob-private.h"
#include "magick/cache.h"
#include "magick/cache-private.h"
#include "magick/color-private.h"
#include "magick/composite-private.h"
#include "magick/exception.h"
#include "magick/exception-private.h"
#include "magick/list.h"
#include "magick/log.h"
#include "magick/magick.h"
#include "magick/memory_.h"
#include "magick/pixel-private.h"
#include "magick/quantum.h"
#include "magick/random_.h"
#include "magick/resource_.h"
#include "magick/semaphore.h"
#include "magick/splay-tree.h"
#include "magick/string_.h"
#include "magick/thread-private.h"
#include "magick/utility.h"

Include dependency graph for cache.c:

Go to the source code of this file.

Data Structures
struct	_MagickModulo
struct	_NexusInfo
Typedefs
typedef struct _MagickModulo	MagickModulo
Functions
static const IndexPacket *	GetVirtualIndexesFromCache (const Image *)
static const PixelPacket *	GetVirtualPixelCache (const Image , const VirtualPixelMethod, const long, const long, const unsigned long, const unsigned long, ExceptionInfo )
static const PixelPacket **	GetVirtualPixelsCache (const Image *)
static MagickBooleanType	GetOneAuthenticPixelFromCache (Image , const long, const long, PixelPacket , ExceptionInfo *)
static MagickBooleanType	GetOneVirtualPixelFromCache (const Image , const VirtualPixelMethod, const long, const long, PixelPacket , ExceptionInfo *)
static MagickBooleanType	OpenPixelCache (Image , const MapMode, ExceptionInfo )
static MagickBooleanType	ReadPixelCacheIndexes (CacheInfo , NexusInfo , ExceptionInfo *)
static MagickBooleanType	ReadPixelCachePixels (CacheInfo , NexusInfo , ExceptionInfo *)
static MagickBooleanType	SyncAuthenticPixelsCache (Image , ExceptionInfo )
static MagickBooleanType	WritePixelCacheIndexes (CacheInfo , NexusInfo , ExceptionInfo *)
static MagickBooleanType	WritePixelCachePixels (CacheInfo , NexusInfo , ExceptionInfo *)
static PixelPacket *	GetAuthenticPixelsCache (Image , const long, const long, const unsigned long, const unsigned long, ExceptionInfo )
static PixelPacket **	QueueAuthenticPixelsCache (Image , const long, const long, const unsigned long, const unsigned long, ExceptionInfo )
static PixelPacket ***	SetPixelCacheNexusPixels (const Image , const RectangleInfo , NexusInfo , ExceptionInfo )
MagickExport Cache	AcquirePixelCache (const unsigned long number_threads)
MagickExport NexusInfo **	AcquirePixelCacheNexus (const unsigned long number_threads)
MagickExport MagickBooleanType	CacheComponentGenesis (void)
MagickExport void	CacheComponentTerminus (void)
static MagickBooleanType	ClipPixelCacheNexus (Image image, NexusInfo nexus_info, ExceptionInfo *exception)
MagickExport Cache	ClonePixelCache (const Cache cache)
static MagickBooleanType	AcquireCacheNexusPixels (CacheInfo cache_info, NexusInfo nexus_info, ExceptionInfo *exception)
static MagickBooleanType	ClonePixelCacheNexus (CacheInfo destination, CacheInfo source, ExceptionInfo *exception)
static MagickBooleanType	ClosePixelCacheOnDisk (CacheInfo *cache_info)
static void	LimitPixelCacheDescriptors (void)
static MagickSizeType	MagickMax (const MagickSizeType x, const MagickSizeType y)
static MagickSizeType	MagickMin (const MagickSizeType x, const MagickSizeType y)
static MagickBooleanType	OpenPixelCacheOnDisk (CacheInfo *cache_info, const MapMode mode)
static MagickOffsetType	ReadPixelCacheRegion (CacheInfo cache_info, const MagickOffsetType offset, const MagickSizeType length, unsigned char __restrict buffer)
static MagickOffsetType	WritePixelCacheRegion (CacheInfo cache_info, const MagickOffsetType offset, const MagickSizeType length, const unsigned char __restrict buffer)
static MagickBooleanType	CloneDiskToDiskPixelCache (CacheInfo clone_info, CacheInfo cache_info, ExceptionInfo *exception)
static MagickBooleanType	CloneDiskToMemoryPixelCache (CacheInfo clone_info, CacheInfo cache_info, ExceptionInfo *exception)
static MagickBooleanType	CloneMemoryToDiskPixelCache (CacheInfo clone_info, CacheInfo cache_info, ExceptionInfo *exception)
static MagickBooleanType	CloneMemoryToMemoryPixelCache (CacheInfo clone_info, CacheInfo cache_info, ExceptionInfo *magick_unused(exception))
static MagickBooleanType	ClonePixelCachePixels (CacheInfo clone_info, CacheInfo cache_info, ExceptionInfo *exception)
MagickExport void	ClonePixelCacheMethods (Cache clone, const Cache cache)
static void	DestroyImagePixelCache (Image *image)
MagickExport void	DestroyImagePixels (Image *image)
static void	RelinquishPixelCachePixels (CacheInfo *cache_info)
MagickExport Cache	DestroyPixelCache (Cache cache)
static void	RelinquishCacheNexusPixels (NexusInfo *nexus_info)
MagickExport NexusInfo **	DestroyPixelCacheNexus (NexusInfo **nexus_info, const unsigned long number_threads)
static IndexPacket *	GetAuthenticIndexesFromCache (const Image *image)
MagickExport IndexPacket *	GetAuthenticIndexQueue (const Image *image)
static MagickBooleanType	IsNexusInCore (const CacheInfo cache_info, NexusInfo nexus_info)
MagickExport PixelPacket *	GetAuthenticPixelCacheNexus (Image image, const long x, const long y, const unsigned long columns, const unsigned long rows, NexusInfo nexus_info, ExceptionInfo *exception)
static PixelPacket *	GetAuthenticPixelsFromCache (const Image *image)
MagickExport PixelPacket *	GetAuthenticPixelQueue (const Image *image)
MagickExport PixelPacket *	GetAuthenticPixels (Image image, const long x, const long y, const unsigned long columns, const unsigned long rows, ExceptionInfo exception)
MagickExport MagickSizeType	GetImageExtent (const Image *image)
static MagickBooleanType	ValidatePixelCacheMorphology (const Image *image)
MagickExport Cache	GetImagePixelCache (Image image, const MagickBooleanType clone, ExceptionInfo exception)
MagickExport MagickBooleanType	GetOneAuthenticPixel (Image image, const long x, const long y, PixelPacket pixel, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetOneVirtualMagickPixel (const Image image, const long x, const long y, MagickPixelPacket pixel, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetOneVirtualMethodPixel (const Image image, const VirtualPixelMethod virtual_pixel_method, const long x, const long y, PixelPacket pixel, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetOneVirtualPixel (const Image image, const long x, const long y, PixelPacket pixel, ExceptionInfo *exception)
MagickExport ColorspaceType	GetPixelCacheColorspace (const Cache cache)
MagickExport void	GetPixelCacheMethods (CacheMethods *cache_methods)
MagickExport MagickSizeType	GetPixelCacheNexusExtent (const Cache cache, NexusInfo *nexus_info)
MagickExport IndexPacket *	GetPixelCacheNexusIndexes (const Cache cache, NexusInfo *nexus_info)
MagickExport PixelPacket *	GetPixelCacheNexusPixels (const Cache cache, NexusInfo *nexus_info)
MagickExport ClassType	GetPixelCacheStorageClass (const Cache cache)
MagickExport void	GetPixelCacheTileSize (const Image image, unsigned long width, unsigned long *height)
MagickExport CacheType	GetPixelCacheType (const Image *image)
MagickExport VirtualPixelMethod	GetPixelCacheVirtualMethod (const Image *image)
MagickExport const IndexPacket *	GetVirtualIndexesFromNexus (const Cache cache, NexusInfo *nexus_info)
MagickExport const IndexPacket *	GetVirtualIndexQueue (const Image *image)
static long	DitherX (const unsigned long columns, const long x)
static long	DitherY (const unsigned long rows, const long y)
static long	EdgeX (const unsigned long columns, const long x)
static long	EdgeY (const unsigned long rows, const long y)
static long	RandomX (const unsigned long columns, RandomInfo *random_info)
static long	RandomY (const unsigned long rows, RandomInfo *random_info)
static MagickModulo	VirtualPixelModulo (const long offset, const unsigned long extent)
MagickExport const PixelPacket *	GetVirtualPixelsFromNexus (const Image image, const VirtualPixelMethod virtual_pixel_method, const long x, const long y, const unsigned long columns, const unsigned long rows, NexusInfo nexus_info, ExceptionInfo *exception)
MagickExport const PixelPacket *	GetVirtualPixelQueue (const Image *image)
MagickExport const PixelPacket *	GetVirtualPixels (const Image image, const long x, const long y, const unsigned long columns, const unsigned long rows, ExceptionInfo exception)
MagickExport const PixelPacket *	GetVirtualPixelsNexus (const Cache cache, NexusInfo *nexus_info)
static void	MagickPixelCompositeMask (const MagickPixelPacket p, const MagickRealType alpha, const MagickPixelPacket q, const MagickRealType beta, MagickPixelPacket *composite)
static MagickBooleanType	MaskPixelCacheNexus (Image image, NexusInfo nexus_info, ExceptionInfo *exception)
static void	AcquirePixelCachePixels (CacheInfo *cache_info)
static MagickBooleanType	ExtendCache (Image *image, MagickSizeType length)
MagickExport MagickBooleanType	PersistPixelCache (Image image, const char filename, const MagickBooleanType attach, MagickOffsetType offset, ExceptionInfo exception)
MagickExport PixelPacket *	QueueAuthenticNexus (Image image, const long x, const long y, const unsigned long columns, const unsigned long rows, NexusInfo nexus_info, ExceptionInfo *exception)
MagickExport PixelPacket *	QueueAuthenticPixels (Image image, const long x, const long y, const unsigned long columns, const unsigned long rows, ExceptionInfo exception)
MagickExport Cache	ReferencePixelCache (Cache cache)
MagickExport void	SetPixelCacheMethods (Cache cache, CacheMethods *cache_methods)
MagickExport VirtualPixelMethod	SetPixelCacheVirtualMethod (const Image *image, const VirtualPixelMethod virtual_pixel_method)
MagickExport MagickBooleanType	SyncAuthenticPixelCacheNexus (Image image, NexusInfo nexus_info, ExceptionInfo *exception)
MagickExport MagickBooleanType	SyncAuthenticPixels (Image image, ExceptionInfo exception)
Variables
static volatile MagickBooleanType	instantiate_cache = MagickFalse
static SemaphoreInfo *	cache_semaphore = (SemaphoreInfo *) NULL
static SplayTreeInfo *	cache_resources = (SplayTreeInfo *) NULL
static time_t	cache_timer = 0
static long	DitherMatrix [64]

Typedef Documentation

typedef struct _MagickModulo MagickModulo

Function Documentation

static MagickBooleanType AcquireCacheNexusPixels	(	CacheInfo *	cache_info,
		NexusInfo *	nexus_info,
		ExceptionInfo *	exception
	)			`[inline, static]`

Definition at line 500 of file cache.c.

References AcquireMagickMemory(), _NexusInfo::cache, _CacheInfo::filename, GetMagickModule, IOMode, _NexusInfo::length, MagickFalse, MagickTrue, MapBlob(), _NexusInfo::mapped, ResourceLimitError, and ThrowMagickException().

Referenced by ClonePixelCacheNexus(), and SetPixelCacheNexusPixels().

MagickExport Cache AcquirePixelCache ( const unsigned long number_threads )

MagickExport NexusInfo** AcquirePixelCacheNexus ( const unsigned long number_threads )

Definition at line 244 of file cache.c.

References AcquireAlignedMemory(), MagickSignature, ResetMagickMemory(), ResourceLimitFatalError, _NexusInfo::signature, and ThrowFatalException.

static void AcquirePixelCachePixels ( CacheInfo * cache_info ) [inline, static]

Definition at line 3866 of file cache.c.

References AcquireMagickMemory(), IOMode, _CacheInfo::length, MagickFalse, MagickTrue, MapBlob(), _CacheInfo::mapped, and _CacheInfo::pixels.

Referenced by OpenPixelCache().

MagickExport MagickBooleanType CacheComponentGenesis ( void )

Definition at line 286 of file cache.c.

References AcquireSemaphoreInfo(), cache_semaphore, and MagickTrue.

Referenced by MagickCoreGenesis().

MagickExport void CacheComponentTerminus ( void )

Definition at line 310 of file cache.c.

References AcquireSemaphoreInfo(), cache_resources, cache_semaphore, DestroySemaphoreInfo(), DestroySplayTree(), instantiate_cache, LockSemaphoreInfo(), MagickFalse, and UnlockSemaphoreInfo().

Referenced by MagickCoreTerminus().

static MagickBooleanType ClipPixelCacheNexus	(	Image *	image,
		NexusInfo *	nexus_info,
		ExceptionInfo *	exception
	)			`[static]`

static MagickBooleanType CloneDiskToDiskPixelCache	(	CacheInfo *	clone_info,
		CacheInfo *	cache_info,
		ExceptionInfo *	exception
	)			`[static]`

static MagickBooleanType CloneDiskToMemoryPixelCache	(	CacheInfo *	clone_info,
		CacheInfo *	cache_info,
		ExceptionInfo *	exception
	)			`[static]`

static MagickBooleanType CloneMemoryToDiskPixelCache	(	CacheInfo *	clone_info,
		CacheInfo *	cache_info,
		ExceptionInfo *	exception
	)			`[static]`

static MagickBooleanType CloneMemoryToMemoryPixelCache	(	CacheInfo *	clone_info,
		CacheInfo *	cache_info,
		ExceptionInfo *	magick_unusedexception
	)			`[static]`

Definition at line 1246 of file cache.c.

References _CacheInfo::active_index_channel, CacheEvent, _CacheInfo::columns, CopyMagickMemory(), _CacheInfo::debug, GetMagickModule, _CacheInfo::indexes, LogMagickEvent(), MagickFalse, MagickMin(), MagickTrue, _CacheInfo::pixels, ResetMagickMemory(), and _CacheInfo::rows.

Referenced by ClonePixelCachePixels().

MagickExport Cache ClonePixelCache ( const Cache cache )

Definition at line 450 of file cache.c.

References AcquirePixelCache(), _CacheInfo::debug, _CacheInfo::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _CacheInfo::number_threads, _CacheInfo::signature, TraceEvent, and _CacheInfo::virtual_pixel_method.

MagickExport void ClonePixelCacheMethods	(	Cache	clone,
		const Cache	cache
	)

Definition at line 1373 of file cache.c.

References _CacheInfo::debug, _CacheInfo::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _CacheInfo::methods, _CacheInfo::signature, and TraceEvent.

static MagickBooleanType ClonePixelCacheNexus	(	CacheInfo *	destination,
		CacheInfo *	source,
		ExceptionInfo *	exception
	)			`[static]`

Definition at line 524 of file cache.c.

References AcquireCacheNexusPixels(), _NexusInfo::cache, CopyMagickMemory(), _RectangleInfo::height, _NexusInfo::indexes, _NexusInfo::length, MagickFalse, MagickTrue, _NexusInfo::mapped, _CacheInfo::nexus_info, _CacheInfo::number_threads, _NexusInfo::pixels, _NexusInfo::region, and _RectangleInfo::width.

Referenced by GetImagePixelCache(), and PersistPixelCache().

static MagickBooleanType ClonePixelCachePixels	(	CacheInfo *	clone_info,
		CacheInfo *	cache_info,
		ExceptionInfo *	exception
	)			`[static]`

Definition at line 1336 of file cache.c.

References CloneDiskToDiskPixelCache(), CloneDiskToMemoryPixelCache(), CloneMemoryToDiskPixelCache(), CloneMemoryToMemoryPixelCache(), DiskCache, and _CacheInfo::type.

Referenced by GetImagePixelCache(), OpenPixelCache(), and PersistPixelCache().

static MagickBooleanType ClosePixelCacheOnDisk ( CacheInfo * cache_info ) [static]

Definition at line 598 of file cache.c.

References close, _CacheInfo::disk_semaphore, _CacheInfo::file, FileResource, LockSemaphoreInfo(), MagickFalse, MagickTrue, RelinquishMagickResource(), and UnlockSemaphoreInfo().

Referenced by LimitPixelCacheDescriptors(), OpenPixelCache(), and RelinquishPixelCachePixels().

static void DestroyImagePixelCache ( Image * image ) [static]

Definition at line 1413 of file cache.c.

References _Image::cache, _Image::debug, DestroyPixelCache(), _Image::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _Image::signature, and TraceEvent.

Referenced by GetPixelCacheMethods().

MagickExport void DestroyImagePixels ( Image * image )

Definition at line 1446 of file cache.c.

References _Image::cache, _Image::debug, _CacheMethods::destroy_pixel_handler, _Image::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _CacheInfo::methods, _CacheInfo::signature, _Image::signature, and TraceEvent.

Referenced by DestroyImage().

MagickExport Cache DestroyPixelCache ( Cache cache )

MagickExport NexusInfo** DestroyPixelCacheNexus	(	NexusInfo **	nexus_info,
		const unsigned long	number_threads
	)

Definition at line 1615 of file cache.c.

References MagickSignature, RelinquishAlignedMemory(), RelinquishCacheNexusPixels(), and _NexusInfo::signature.

Referenced by ClipPixelCacheNexus(), DestroyCacheView(), DestroyPixelCache(), DestroyPixelStream(), GetVirtualPixelsFromNexus(), and MaskPixelCacheNexus().

static long DitherX	(	const unsigned long	columns,
		const long	x
	)			`[inline, static]`

Definition at line 3061 of file cache.c.

References DitherMatrix.

Referenced by GetVirtualPixelsFromNexus().

static long DitherY	(	const unsigned long	rows,
		const long	y
	)			`[inline, static]`

Definition at line 3074 of file cache.c.

References DitherMatrix.

Referenced by GetVirtualPixelsFromNexus().

static long EdgeX	(	const unsigned long	columns,
		const long	x
	)			`[inline, static]`

Definition at line 3087 of file cache.c.

Referenced by GetVirtualPixelsFromNexus().

static long EdgeY	(	const unsigned long	rows,
		const long	y
	)			`[inline, static]`

Definition at line 3096 of file cache.c.

Referenced by GetVirtualPixelsFromNexus().

static MagickBooleanType ExtendCache	(	Image *	image,
		MagickSizeType	length
	)			`[static]`

Definition at line 3879 of file cache.c.

References _Image::cache, _CacheInfo::cache_filename, CacheEvent, _Image::debug, _CacheInfo::file, _CacheInfo::filename, FormatMagickSize(), FormatMagickString(), GetMagickModule, LogMagickEvent(), MagickFalse, MagickSeek, MagickTrue, MaxTextExtent, and WritePixelCacheRegion().

Referenced by OpenPixelCache().

static IndexPacket* GetAuthenticIndexesFromCache ( const Image * image ) [static]

Definition at line 1656 of file cache.c.

References _Image::cache, _Image::debug, _Image::filename, GetMagickModule, GetOpenMPThreadId(), GetPixelCacheNexusIndexes(), LogMagickEvent(), MagickFalse, _CacheInfo::nexus_info, _CacheInfo::number_threads, and TraceEvent.

Referenced by GetPixelCacheMethods().

MagickExport IndexPacket* GetAuthenticIndexQueue ( const Image * image )

MagickExport PixelPacket* GetAuthenticPixelCacheNexus	(	Image *	image,
		const long	x,
		const long	y,
		const unsigned long	columns,
		const unsigned long	rows,
		NexusInfo *	nexus_info,
		ExceptionInfo *	exception
	)

Definition at line 1767 of file cache.c.

References _CacheInfo::active_index_channel, _Image::cache, _Image::debug, _Image::filename, GetMagickModule, IsNexusInCore(), LogMagickEvent(), MagickFalse, MagickSignature, QueueAuthenticNexus(), ReadPixelCacheIndexes(), ReadPixelCachePixels(), _CacheInfo::signature, _Image::signature, and TraceEvent.

MagickExport PixelPacket* GetAuthenticPixelQueue ( const Image * image )

Definition at line 1865 of file cache.c.

References _Image::cache, _Image::debug, _Image::filename, _CacheMethods::get_authentic_pixels_from_handler, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _CacheInfo::methods, _CacheInfo::signature, _Image::signature, and TraceEvent.

Referenced by ExportQuantumPixels(), GetPixels(), ImportQuantumPixels(), and StreamImagePixels().

MagickExport PixelPacket* GetAuthenticPixels	(	Image *	image,
		const long	x,
		const long	y,
		const unsigned long	columns,
		const unsigned long	rows,
		ExceptionInfo *	exception
	)

static PixelPacket * GetAuthenticPixelsCache	(	Image *	image,
		const long	x,
		const long	y,
		const unsigned long	columns,
		const unsigned long	rows,
		ExceptionInfo *	exception
	)			`[static]`

Definition at line 1985 of file cache.c.

References GetAuthenticPixelCacheNexus(), GetImagePixelCache(), GetOpenMPThreadId(), MagickTrue, _CacheInfo::nexus_info, and _CacheInfo::number_threads.

Referenced by GetOneAuthenticPixelFromCache(), and GetPixelCacheMethods().

static PixelPacket* GetAuthenticPixelsFromCache ( const Image * image ) [static]

Definition at line 1822 of file cache.c.

References _Image::cache, _Image::debug, _Image::filename, GetMagickModule, GetOpenMPThreadId(), GetPixelCacheNexusPixels(), LogMagickEvent(), MagickFalse, _CacheInfo::nexus_info, _CacheInfo::number_threads, and TraceEvent.

Referenced by GetPixelCacheMethods().

MagickExport MagickSizeType GetImageExtent ( const Image * image )

Definition at line 2031 of file cache.c.

References _Image::cache, _Image::debug, _Image::filename, GetMagickModule, GetOpenMPThreadId(), GetPixelCacheNexusExtent(), LogMagickEvent(), MagickFalse, MagickSignature, _CacheInfo::nexus_info, _CacheInfo::number_threads, _CacheInfo::signature, _Image::signature, and TraceEvent.

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

MagickExport Cache GetImagePixelCache	(	Image *	image,
		const MagickBooleanType	clone,
		ExceptionInfo *	exception
	)

MagickExport MagickBooleanType GetOneAuthenticPixel	(	Image *	image,
		const long	x,
		const long	y,
		PixelPacket *	pixel,
		ExceptionInfo *	exception
	)

Definition at line 2212 of file cache.c.

References _Image::background_color, _Image::cache, _Image::debug, _Image::filename, _CacheMethods::get_one_authentic_pixel_from_handler, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _CacheInfo::methods, _CacheInfo::signature, _Image::signature, and TraceEvent.

Referenced by GetOnePixel().

static MagickBooleanType GetOneAuthenticPixelFromCache	(	Image *	image,
		const long	x,
		const long	y,
		PixelPacket *	pixel,
		ExceptionInfo *	exception
	)			`[static]`

Definition at line 2272 of file cache.c.

References _Image::background_color, _Image::debug, _Image::filename, GetAuthenticPixelsCache(), GetMagickModule, LogMagickEvent(), MagickFalse, MagickTrue, and TraceEvent.

Referenced by GetPixelCacheMethods().

MagickExport MagickBooleanType GetOneVirtualMagickPixel	(	const Image *	image,
		const long	x,
		const long	y,
		MagickPixelPacket *	pixel,
		ExceptionInfo *	exception
	)

Definition at line 2320 of file cache.c.

References _Image::cache, GetMagickPixelPacket(), GetPixelCacheVirtualMethod(), GetVirtualIndexQueue(), GetVirtualPixelCache(), MagickFalse, MagickSignature, MagickTrue, SetMagickPixelPacket(), _CacheInfo::signature, and _Image::signature.

Referenced by AcquireOneMagickPixel(), CompositeImageChannel(), DrawPrimitive(), and XMakeMagnifyImage().

MagickExport MagickBooleanType GetOneVirtualMethodPixel	(	const Image *	image,
		const VirtualPixelMethod	virtual_pixel_method,
		const long	x,
		const long	y,
		PixelPacket *	pixel,
		ExceptionInfo *	exception
	)

Definition at line 2382 of file cache.c.

References _Image::background_color, _Image::cache, _CacheMethods::get_one_virtual_pixel_from_handler, MagickFalse, MagickSignature, _CacheInfo::methods, _CacheInfo::signature, and _Image::signature.

Referenced by AcquireOneVirtualPixel(), GetFillColor(), and GetStrokeColor().

MagickExport MagickBooleanType GetOneVirtualPixel	(	const Image *	image,
		const long	x,
		const long	y,
		PixelPacket *	pixel,
		ExceptionInfo *	exception
	)

Definition at line 2442 of file cache.c.

References _Image::background_color, _Image::cache, _CacheMethods::get_one_virtual_pixel_from_handler, GetPixelCacheVirtualMethod(), MagickFalse, MagickSignature, _CacheInfo::methods, _CacheInfo::signature, and _Image::signature.

Referenced by AcquireOnePixel(), PlasmaImageProxy(), SteganoImage(), XAnnotateImage(), and XDrawImage().

static MagickBooleanType GetOneVirtualPixelFromCache	(	const Image *	image,
		const VirtualPixelMethod	virtual_pixel_method,
		const long	x,
		const long	y,
		PixelPacket *	pixel,
		ExceptionInfo *	exception
	)

Definition at line 2504 of file cache.c.

References _Image::background_color, GetVirtualPixelCache(), MagickFalse, and MagickTrue.

Referenced by GetPixelCacheMethods().

MagickExport ColorspaceType GetPixelCacheColorspace ( const Cache cache )

Definition at line 2541 of file cache.c.

References _CacheInfo::colorspace, _CacheInfo::debug, _CacheInfo::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _CacheInfo::signature, and TraceEvent.

Referenced by QueueAuthenticPixelsStream().

MagickExport void GetPixelCacheMethods ( CacheMethods * cache_methods )

Definition at line 2577 of file cache.c.

MagickExport MagickSizeType GetPixelCacheNexusExtent	(	const Cache	cache,
		NexusInfo *	nexus_info
	)

Definition at line 2620 of file cache.c.

References _CacheInfo::columns, _RectangleInfo::height, MagickSignature, _NexusInfo::region, _CacheInfo::rows, _CacheInfo::signature, and _RectangleInfo::width.

Referenced by GetCacheViewExtent(), and GetImageExtent().

MagickExport IndexPacket* GetPixelCacheNexusIndexes	(	const Cache	cache,
		NexusInfo *	nexus_info
	)

Definition at line 2665 of file cache.c.

References _NexusInfo::indexes, MagickSignature, _CacheInfo::signature, _CacheInfo::storage_class, and UndefinedClass.

Referenced by ClipPixelCacheNexus(), GetAuthenticIndexesFromCache(), GetCacheViewAuthenticIndexQueue(), GetVirtualPixelsFromNexus(), and MaskPixelCacheNexus().

MagickExport PixelPacket* GetPixelCacheNexusPixels	(	const Cache	cache,
		NexusInfo *	nexus_info
	)

Definition at line 2706 of file cache.c.

References _CacheInfo::debug, _CacheInfo::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _NexusInfo::pixels, _CacheInfo::signature, _CacheInfo::storage_class, TraceEvent, and UndefinedClass.

MagickExport ClassType GetPixelCacheStorageClass ( const Cache cache )

Definition at line 2748 of file cache.c.

References _CacheInfo::debug, _CacheInfo::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _CacheInfo::signature, _CacheInfo::storage_class, and TraceEvent.

Referenced by QueueAuthenticPixelsStream().

MagickExport void GetPixelCacheTileSize	(	const Image *	image,
		unsigned long *	width,
		unsigned long *	height
	)

Definition at line 2789 of file cache.c.

References _Image::cache, _Image::debug, DiskCache, _Image::filename, GetMagickModule, GetPixelCacheType(), LogMagickEvent(), MagickFalse, MagickSignature, _CacheInfo::signature, _Image::signature, and TraceEvent.

MagickExport CacheType GetPixelCacheType ( const Image * image )

Definition at line 2830 of file cache.c.

References _Image::cache, _Image::debug, _Image::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _CacheInfo::signature, _Image::signature, TraceEvent, and _CacheInfo::type.

Referenced by GetPixelCacheTileSize().

MagickExport VirtualPixelMethod GetPixelCacheVirtualMethod ( const Image * image )

Definition at line 2869 of file cache.c.

References _Image::cache, _Image::debug, _Image::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _CacheInfo::signature, _Image::signature, TraceEvent, and _CacheInfo::virtual_pixel_method.

Referenced by GetImageVirtualPixelMethod(), GetOneVirtualMagickPixel(), GetOneVirtualPixel(), and GetVirtualPixels().

static const IndexPacket * GetVirtualIndexesFromCache ( const Image * image ) [static]

Definition at line 2907 of file cache.c.

References _Image::cache, _Image::debug, _Image::filename, GetMagickModule, GetOpenMPThreadId(), GetVirtualIndexesFromNexus(), LogMagickEvent(), MagickFalse, _CacheInfo::nexus_info, _CacheInfo::number_threads, and TraceEvent.

Referenced by GetPixelCacheMethods().

MagickExport const IndexPacket* GetVirtualIndexesFromNexus	(	const Cache	cache,
		NexusInfo *	nexus_info
	)

Definition at line 2953 of file cache.c.

References _NexusInfo::indexes, MagickSignature, _CacheInfo::signature, _CacheInfo::storage_class, and UndefinedClass.

Referenced by GetCacheViewVirtualIndexQueue(), GetVirtualIndexesFromCache(), and GetVirtualPixelsFromNexus().

MagickExport const IndexPacket* GetVirtualIndexQueue ( const Image * image )

static const PixelPacket * GetVirtualPixelCache	(	const Image *	image,
		const VirtualPixelMethod	virtual_pixel_method,
		const long	x,
		const long	y,
		const unsigned long	columns,
		const unsigned long	rows,
		ExceptionInfo *	exception
	)			`[static]`

Definition at line 3479 of file cache.c.

References _Image::cache, _Image::debug, _Image::filename, GetMagickModule, GetOpenMPThreadId(), GetVirtualPixelsFromNexus(), LogMagickEvent(), MagickFalse, _CacheInfo::nexus_info, _CacheInfo::number_threads, and TraceEvent.

Referenced by GetOneVirtualMagickPixel(), GetOneVirtualPixelFromCache(), and GetPixelCacheMethods().

MagickExport const PixelPacket* GetVirtualPixelQueue ( const Image * image )

Definition at line 3525 of file cache.c.

References _Image::cache, _Image::debug, _Image::filename, _CacheMethods::get_virtual_pixels_handler, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _CacheInfo::methods, _CacheInfo::signature, _Image::signature, and TraceEvent.

Referenced by AcquirePixels(), and ExportQuantumPixels().

MagickExport const PixelPacket* GetVirtualPixels	(	const Image *	image,
		const long	x,
		const long	y,
		const unsigned long	columns,
		const unsigned long	rows,
		ExceptionInfo *	exception
	)

Definition at line 3591 of file cache.c.

References _Image::cache, _Image::debug, _Image::filename, _CacheMethods::get_virtual_pixel_handler, GetMagickModule, GetPixelCacheVirtualMethod(), LogMagickEvent(), MagickFalse, MagickSignature, _CacheInfo::methods, _CacheInfo::signature, _Image::signature, and TraceEvent.

Referenced by AcquireImagePixels(), ColorFloodfillImage(), CompareImageBounds(), ConsolidateCMYKImages(), EqualizeImageChannel(), ExportImagePixels(), FloodfillPaintImage(), GetImageChannelKurtosis(), GetImageChannelMean(), GetImageChannelRange(), GetImageChannelStatistics(), GetImageDynamicThreshold(), HuffmanEncodeImage(), IdentifyImage(), InitializeHistogram(), InterpolatePixelColor(), IsBoundsCleared(), LinearStretchImage(), MatteFloodfillImage(), ScaleImage(), StereoAnaglyphImage(), XDitherImage(), XMakeImageLSBFirst(), and XMakeImageMSBFirst().

static const PixelPacket * GetVirtualPixelsCache ( const Image * image )

Definition at line 3639 of file cache.c.

References _Image::cache, _Image::debug, _Image::filename, GetMagickModule, GetOpenMPThreadId(), GetVirtualPixelsNexus(), LogMagickEvent(), MagickFalse, _CacheInfo::nexus_info, _CacheInfo::number_threads, and TraceEvent.

Referenced by GetPixelCacheMethods().

MagickExport const PixelPacket* GetVirtualPixelsFromNexus	(	const Image *	image,
		const VirtualPixelMethod	virtual_pixel_method,
		const long	x,
		const long	y,
		const unsigned long	columns,
		const unsigned long	rows,
		NexusInfo *	nexus_info,
		ExceptionInfo *	exception
	)

Definition at line 3135 of file cache.c.

MagickExport const PixelPacket* GetVirtualPixelsNexus	(	const Cache	cache,
		NexusInfo *	nexus_info
	)

Definition at line 3685 of file cache.c.

References MagickSignature, _NexusInfo::pixels, _CacheInfo::signature, _CacheInfo::storage_class, and UndefinedClass.

Referenced by GetCacheViewVirtualPixelQueue(), and GetVirtualPixelsCache().

static MagickBooleanType IsNexusInCore	(	const CacheInfo *	cache_info,
		NexusInfo *	nexus_info
	)			`[inline, static]`

Definition at line 1754 of file cache.c.

References _CacheInfo::columns, MagickFalse, MagickTrue, _CacheInfo::pixels, _NexusInfo::pixels, _NexusInfo::region, _RectangleInfo::x, and _RectangleInfo::y.

Referenced by GetAuthenticPixelCacheNexus(), GetVirtualPixelsFromNexus(), ReadPixelCacheIndexes(), ReadPixelCachePixels(), SyncAuthenticPixelCacheNexus(), WritePixelCacheIndexes(), and WritePixelCachePixels().

static void LimitPixelCacheDescriptors ( void ) [static]

Definition at line 611 of file cache.c.

References cache_resources, cache_semaphore, ClosePixelCacheOnDisk(), DiskCache, _CacheInfo::file, FileResource, GetMagickResource(), GetMagickResourceLimit(), GetNextKeyInSplayTree(), _CacheInfo::id, IsMagickThreadEqual(), LockSemaphoreInfo(), MagickFalse, ResetSplayTreeIterator(), _CacheInfo::timestamp, _CacheInfo::type, and UnlockSemaphoreInfo().

Referenced by OpenPixelCacheOnDisk().

static MagickSizeType MagickMax	(	const MagickSizeType	x,
		const MagickSizeType	y
	)			`[inline, static]`

Definition at line 654 of file cache.c.

Referenced by CloneDiskToDiskPixelCache(), CloneDiskToMemoryPixelCache(), and CloneMemoryToDiskPixelCache().

static MagickSizeType MagickMin	(	const MagickSizeType	x,
		const MagickSizeType	y
	)			`[inline, static]`

Definition at line 662 of file cache.c.

Referenced by CloneDiskToDiskPixelCache(), CloneDiskToMemoryPixelCache(), CloneMemoryToDiskPixelCache(), CloneMemoryToMemoryPixelCache(), GetVirtualPixelsFromNexus(), ReadPixelCacheRegion(), and WritePixelCacheRegion().

static void MagickPixelCompositeMask	(	const MagickPixelPacket *	p,
		const MagickRealType	alpha,
		const MagickPixelPacket *	q,
		const MagickRealType	beta,
		MagickPixelPacket *	composite
	)			`[inline, static]`

Definition at line 3730 of file cache.c.

References _MagickPixelPacket::blue, CMYKColorspace, _MagickPixelPacket::colorspace, _MagickPixelPacket::green, _MagickPixelPacket::index, MagickEpsilon, MagickOver_(), QuantumScale, _MagickPixelPacket::red, and TransparentOpacity.

Referenced by MaskPixelCacheNexus().

static MagickBooleanType MaskPixelCacheNexus	(	Image *	image,
		NexusInfo *	nexus_info,
		ExceptionInfo *	exception
	)			`[static]`

Definition at line 3751 of file cache.c.

References AcquirePixelCacheNexus(), _CacheInfo::active_index_channel, _MagickPixelPacket::blue, _Image::cache, CacheError, _Image::debug, DestroyPixelCacheNexus(), _Image::exception, _Image::filename, GetAuthenticPixelCacheNexus(), GetImagePixelCache(), GetMagickModule, GetMagickPixelPacket(), GetPixelCacheNexusIndexes(), GetVirtualPixelsFromNexus(), _MagickPixelPacket::green, _RectangleInfo::height, _NexusInfo::indexes, LogMagickEvent(), MagickFalse, MagickPixelCompositeMask(), MagickTrue, _Image::mask, MaskVirtualPixelMethod, _MagickPixelPacket::opacity, PixelIntensityToQuantum(), _NexusInfo::pixels, _MagickPixelPacket::red, _NexusInfo::region, RoundToQuantum(), SetMagickPixelPacket(), ThrowBinaryException, TraceEvent, _RectangleInfo::width, _RectangleInfo::x, and _RectangleInfo::y.

Referenced by SyncAuthenticPixelCacheNexus().

static MagickBooleanType OpenPixelCache	(	Image *	image,
		const MapMode	mode,
		ExceptionInfo *	exception
	)

Definition at line 3914 of file cache.c.

References AcquireMagickResource(), AcquirePixelCachePixels(), _CacheInfo::active_index_channel, AreaResource, _Image::cache, _CacheInfo::cache_filename, CacheError, CacheEvent, ClonePixelCachePixels(), ClosePixelCacheOnDisk(), CMYKColorspace, _CacheInfo::colorspace, _Image::colorspace, _CacheInfo::columns, _Image::columns, _Image::debug, DiskCache, DiskResource, ExtendCache(), _CacheInfo::file, _CacheInfo::filename, _Image::filename, FormatMagickSize(), FormatMagickString(), GetImageIndexInList(), GetMagickModule, _CacheInfo::indexes, _CacheInfo::length, LogMagickEvent(), MagickFalse, MagickTrue, MapBlob(), MapCache, _CacheInfo::mapped, MapResource, MaxTextExtent, MemoryCache, MemoryResource, _CacheInfo::mode, _CacheInfo::offset, OpenPixelCacheOnDisk(), _CacheInfo::pixels, PseudoClass, ReadMode, RelinquishMagickResource(), RelinquishPixelCachePixels(), ResourceLimitError, _CacheInfo::rows, _Image::rows, _CacheInfo::storage_class, _Image::storage_class, ThrowBinaryException, ThrowFileException, ThrowMagickException(), TraceEvent, _CacheInfo::type, UndefinedCache, and UndefinedClass.

Referenced by GetImagePixelCache(), and PersistPixelCache().

static MagickBooleanType OpenPixelCacheOnDisk	(	CacheInfo *	cache_info,
		const MapMode	mode
	)			`[static]`

MagickExport MagickBooleanType PersistPixelCache	(	Image *	image,
		const char *	filename,
		const MagickBooleanType	attach,
		MagickOffsetType *	offset,
		ExceptionInfo *	exception
	)

MagickExport PixelPacket* QueueAuthenticNexus	(	Image *	image,
		const long	x,
		const long	y,
		const unsigned long	columns,
		const unsigned long	rows,
		NexusInfo *	nexus_info,
		ExceptionInfo *	exception
	)

Definition at line 4273 of file cache.c.

References _Image::cache, CacheError, _CacheInfo::columns, _Image::filename, GetMagickModule, _RectangleInfo::height, _CacheInfo::rows, SetPixelCacheNexusPixels(), ThrowMagickException(), _RectangleInfo::width, _RectangleInfo::x, and _RectangleInfo::y.

Referenced by GetAuthenticPixelCacheNexus(), QueueAuthenticPixelsCache(), and QueueCacheViewAuthenticPixels().

MagickExport PixelPacket* QueueAuthenticPixels	(	Image *	image,
		const long	x,
		const long	y,
		const unsigned long	columns,
		const unsigned long	rows,
		ExceptionInfo *	exception
	)

Definition at line 4435 of file cache.c.

References _Image::cache, _Image::debug, _Image::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _CacheInfo::methods, _CacheMethods::queue_authentic_pixels_handler, _CacheInfo::signature, _Image::signature, and TraceEvent.

Referenced by ConsolidateCMYKImages(), HuffmanDecodeImage(), PlasmaImageProxy(), ScaleImage(), SetImage(), SetImagePixels(), StereoAnaglyphImage(), UniqueColorsToImage(), XDrawImage(), XGetWindowImage(), and XMakeStandardColormap().

static PixelPacket * QueueAuthenticPixelsCache	(	Image *	image,
		const long	x,
		const long	y,
		const unsigned long	columns,
		const unsigned long	rows,
		ExceptionInfo *	exception
	)

Definition at line 4356 of file cache.c.

References GetImagePixelCache(), GetOpenMPThreadId(), MagickFalse, _CacheInfo::nexus_info, _CacheInfo::number_threads, and QueueAuthenticNexus().

Referenced by GetPixelCacheMethods().

static long RandomX	(	const unsigned long	columns,
		RandomInfo *	random_info
	)			`[inline, static]`

Definition at line 3105 of file cache.c.

References GetPseudoRandomValue().

Referenced by GetVirtualPixelsFromNexus().

static long RandomY	(	const unsigned long	rows,
		RandomInfo *	random_info
	)			`[inline, static]`

Definition at line 3110 of file cache.c.

References GetPseudoRandomValue().

Referenced by GetVirtualPixelsFromNexus().

static MagickBooleanType ReadPixelCacheIndexes	(	CacheInfo *	cache_info,
		NexusInfo *	nexus_info,
		ExceptionInfo *	exception
	)

static MagickBooleanType ReadPixelCachePixels	(	CacheInfo *	cache_info,
		NexusInfo *	nexus_info,
		ExceptionInfo *	exception
	)

static MagickOffsetType ReadPixelCacheRegion	(	CacheInfo *	cache_info,
		const MagickOffsetType	offset,
		const MagickSizeType	length,
		unsigned char *__restrict	buffer
	)			`[inline, static]`

Definition at line 726 of file cache.c.

References _CacheInfo::disk_semaphore, _CacheInfo::file, LockSemaphoreInfo(), MagickMin(), MagickSeek, read, SSIZE_MAX, _CacheInfo::timestamp, and UnlockSemaphoreInfo().

Referenced by CloneDiskToDiskPixelCache(), CloneDiskToMemoryPixelCache(), ReadPixelCacheIndexes(), and ReadPixelCachePixels().

MagickExport Cache ReferencePixelCache ( Cache cache )

Definition at line 4734 of file cache.c.

References _CacheInfo::debug, _CacheInfo::filename, GetMagickModule, LockSemaphoreInfo(), LogMagickEvent(), MagickFalse, MagickSignature, _CacheInfo::reference_count, _CacheInfo::semaphore, _CacheInfo::signature, TraceEvent, and UnlockSemaphoreInfo().

Referenced by CloneImage(), CloneImageInfo(), and PersistPixelCache().

static void RelinquishCacheNexusPixels ( NexusInfo * nexus_info ) [inline, static]

Definition at line 1602 of file cache.c.

References _NexusInfo::cache, _NexusInfo::indexes, _NexusInfo::length, MagickFalse, _NexusInfo::mapped, _NexusInfo::pixels, RelinquishMagickMemory(), and UnmapBlob().

Referenced by DestroyPixelCacheNexus(), and SetPixelCacheNexusPixels().

static void RelinquishPixelCachePixels ( CacheInfo * cache_info ) [inline, static]

Definition at line 1486 of file cache.c.

References ClosePixelCacheOnDisk(), DiskCache, DiskResource, _CacheInfo::file, _CacheInfo::indexes, _CacheInfo::length, MagickFalse, MapCache, _CacheInfo::mapped, MapResource, MemoryCache, MemoryResource, _CacheInfo::pixels, RelinquishMagickMemory(), RelinquishMagickResource(), _CacheInfo::type, UndefinedCache, and UnmapBlob().

Referenced by DestroyPixelCache(), and OpenPixelCache().

MagickExport void SetPixelCacheMethods	(	Cache	cache,
		CacheMethods *	cache_methods
	)

static PixelPacket * SetPixelCacheNexusPixels	(	const Image *	image,
		const RectangleInfo *	region,
		NexusInfo *	nexus_info,
		ExceptionInfo *	exception
	)

MagickExport VirtualPixelMethod SetPixelCacheVirtualMethod	(	const Image *	image,
		const VirtualPixelMethod	virtual_pixel_method
	)

Definition at line 4990 of file cache.c.

References _Image::cache, _Image::debug, _Image::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _CacheInfo::signature, _Image::signature, TraceEvent, and _CacheInfo::virtual_pixel_method.

Referenced by SetImageVirtualPixelMethod().

MagickExport MagickBooleanType SyncAuthenticPixelCacheNexus	(	Image *	image,
		NexusInfo *	nexus_info,
		ExceptionInfo *	exception
	)

Definition at line 5040 of file cache.c.

References _CacheInfo::active_index_channel, _Image::cache, CacheError, _Image::clip_mask, ClipPixelCacheNexus(), _Image::debug, _Image::filename, GetMagickModule, IsNexusInCore(), LogMagickEvent(), MagickFalse, MagickSignature, MagickTrue, _Image::mask, MaskPixelCacheNexus(), _CacheInfo::signature, _Image::signature, ThrowBinaryException, TraceEvent, _CacheInfo::type, UndefinedCache, WritePixelCacheIndexes(), and WritePixelCachePixels().

Referenced by SyncAuthenticPixelsCache(), and SyncCacheViewAuthenticPixels().

MagickExport MagickBooleanType SyncAuthenticPixels	(	Image *	image,
		ExceptionInfo *	exception
	)

static MagickBooleanType SyncAuthenticPixelsCache	(	Image *	image,
		ExceptionInfo *	exception
	)

Definition at line 5104 of file cache.c.

References _Image::cache, GetOpenMPThreadId(), _CacheInfo::nexus_info, _CacheInfo::number_threads, and SyncAuthenticPixelCacheNexus().

Referenced by GetPixelCacheMethods().

static MagickBooleanType ValidatePixelCacheMorphology ( const Image * image ) [inline, static]

Definition at line 2085 of file cache.c.

References _Image::cache, _CacheInfo::colorspace, _Image::colorspace, _CacheInfo::columns, _Image::columns, GetOpenMPMaximumThreads(), MagickFalse, MagickTrue, _CacheInfo::nexus_info, _CacheInfo::number_threads, _CacheInfo::rows, _Image::rows, _CacheInfo::storage_class, and _Image::storage_class.

Referenced by GetImagePixelCache().

static MagickModulo VirtualPixelModulo	(	const long	offset,
		const unsigned long	extent
	)			`[inline, static]`

Definition at line 3122 of file cache.c.

References _MagickModulo::quotient, and _MagickModulo::remainder.

Referenced by GetVirtualPixelsFromNexus().

static MagickBooleanType WritePixelCacheIndexes	(	CacheInfo *	cache_info,
		NexusInfo *	nexus_info,
		ExceptionInfo *	exception
	)

static MagickBooleanType WritePixelCachePixels	(	CacheInfo *	cache_info,
		NexusInfo *	nexus_info,
		ExceptionInfo *	exception
	)

static MagickOffsetType WritePixelCacheRegion	(	CacheInfo *	cache_info,
		const MagickOffsetType	offset,
		const MagickSizeType	length,
		const unsigned char *__restrict	buffer
	)			`[inline, static]`

Definition at line 770 of file cache.c.

References _CacheInfo::disk_semaphore, _CacheInfo::file, LockSemaphoreInfo(), MagickMin(), MagickSeek, SSIZE_MAX, _CacheInfo::timestamp, UnlockSemaphoreInfo(), and write.

Referenced by CloneDiskToDiskPixelCache(), CloneMemoryToDiskPixelCache(), ExtendCache(), WritePixelCacheIndexes(), and WritePixelCachePixels().

Variable Documentation

SplayTreeInfo* cache_resources = (SplayTreeInfo *) NULL [static]

Definition at line 150 of file cache.c.

Referenced by AcquirePixelCache(), CacheComponentTerminus(), DestroyPixelCache(), and LimitPixelCacheDescriptors().

SemaphoreInfo* cache_semaphore = (SemaphoreInfo *) NULL [static]

Definition at line 147 of file cache.c.

Referenced by AcquirePixelCache(), CacheComponentGenesis(), CacheComponentTerminus(), and LimitPixelCacheDescriptors().

time_t cache_timer = 0 [static]

Definition at line 153 of file cache.c.

Referenced by GetImagePixelCache().

long DitherMatrix[64] [static]

Initial value:

  {
     0,  48,  12,  60,   3,  51,  15,  63,
    32,  16,  44,  28,  35,  19,  47,  31,
     8,  56,   4,  52,  11,  59,   7,  55,
    40,  24,  36,  20,  43,  27,  39,  23,
     2,  50,  14,  62,   1,  49,  13,  61,
    34,  18,  46,  30,  33,  17,  45,  29,
    10,  58,   6,  54,   9,  57,   5,  53,
    42,  26,  38,  22,  41,  25,  37,  21
  }

Definition at line 3049 of file cache.c.

Referenced by DitherX(), and DitherY().

volatile MagickBooleanType instantiate_cache = MagickFalse [static]

Definition at line 144 of file cache.c.

Referenced by AcquirePixelCache(), and CacheComponentTerminus().

cache.c File Reference

Data Structures

Typedefs

Functions

Variables

Typedef Documentation

Function Documentation

Variable Documentation