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

Include dependency graph for cache.c:

Data Structures
struct	_MagickModulo
struct	_NexusInfo
Defines
#define	CacheTick(offset, extent) QuantumTick((MagickOffsetType) offset,extent)
#define	IsFileDescriptorLimitExceeded()
Typedefs
typedef struct _MagickModulo	MagickModulo
Functions
static const Quantum *	GetVirtualPixelCache (const Image , const VirtualPixelMethod, const ssize_t, const ssize_t, const size_t, const size_t, ExceptionInfo )
static const Quantum *	GetVirtualPixelsCache (const Image *)
static const void *	GetVirtualMetacontentFromCache (const Image *)
static MagickBooleanType	GetOneAuthenticPixelFromCache (Image , const ssize_t, const ssize_t, Quantum , ExceptionInfo *)
static MagickBooleanType	GetOneVirtualPixelFromCache (const Image , const VirtualPixelMethod, const ssize_t, const ssize_t, Quantum , ExceptionInfo *)
static MagickBooleanType	OpenPixelCache (Image , const MapMode, ExceptionInfo )
static MagickBooleanType	ReadPixelCacheMetacontent (CacheInfo , NexusInfo , ExceptionInfo *)
static MagickBooleanType	ReadPixelCachePixels (CacheInfo , NexusInfo , ExceptionInfo *)
static MagickBooleanType	SyncAuthenticPixelsCache (Image , ExceptionInfo )
static MagickBooleanType	WritePixelCacheMetacontent (CacheInfo , NexusInfo , ExceptionInfo *)
static MagickBooleanType	WritePixelCachePixels (CacheInfo , NexusInfo , ExceptionInfo *)
static Quantum *	GetAuthenticPixelsCache (Image , const ssize_t, const ssize_t, const size_t, const size_t, ExceptionInfo )
static Quantum *	QueueAuthenticPixelsCache (Image , const ssize_t, const ssize_t, const size_t, const size_t, ExceptionInfo )
static Quantum *	SetPixelCacheNexusPixels (const Image , const RectangleInfo , NexusInfo , ExceptionInfo )
MagickPrivate Cache	AcquirePixelCache (const size_t number_threads)
MagickPrivate NexusInfo **	AcquirePixelCacheNexus (const size_t number_threads)
MagickPrivate const void *	AcquirePixelCachePixels (const Image image, MagickSizeType length, ExceptionInfo *exception)
MagickPrivate MagickBooleanType	CacheComponentGenesis (void)
MagickPrivate void	CacheComponentTerminus (void)
MagickPrivate Cache	ClonePixelCache (const Cache cache)
static MagickBooleanType	ClosePixelCacheOnDisk (CacheInfo *cache_info)
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	DiskToDiskPixelCacheClone (CacheInfo clone_info, CacheInfo cache_info, ExceptionInfo *exception)
static MagickBooleanType	PixelCacheCloneOptimized (CacheInfo clone_info, CacheInfo cache_info, ExceptionInfo *exception)
static MagickBooleanType	PixelCacheCloneUnoptimized (CacheInfo clone_info, CacheInfo cache_info, ExceptionInfo *exception)
static MagickBooleanType	ClonePixelCachePixels (CacheInfo clone_info, CacheInfo cache_info, ExceptionInfo *exception)
MagickPrivate void	ClonePixelCacheMethods (Cache clone, const Cache cache)
static void	DestroyImagePixelCache (Image *image)
MagickExport void	DestroyImagePixels (Image *image)
static void	RelinquishPixelCachePixels (CacheInfo *cache_info)
MagickPrivate Cache	DestroyPixelCache (Cache cache)
static void	RelinquishCacheNexusPixels (NexusInfo *nexus_info)
MagickPrivate NexusInfo **	DestroyPixelCacheNexus (NexusInfo **nexus_info, const size_t number_threads)
MagickExport void *	GetAuthenticMetacontent (const Image *image)
static void *	GetAuthenticMetacontentFromCache (const Image *image)
static MagickBooleanType	IsPixelAuthentic (const CacheInfo cache_info, NexusInfo nexus_info)
MagickPrivate Quantum *	GetAuthenticPixelCacheNexus (Image image, const ssize_t x, const ssize_t y, const size_t columns, const size_t rows, NexusInfo nexus_info, ExceptionInfo *exception)
static Quantum *	GetAuthenticPixelsFromCache (const Image *image)
MagickExport Quantum *	GetAuthenticPixelQueue (const Image *image)
MagickExport Quantum *	GetAuthenticPixels (Image image, const ssize_t x, const ssize_t y, const size_t columns, const size_t rows, ExceptionInfo exception)
MagickExport MagickSizeType	GetImageExtent (const Image *image)
static MagickBooleanType	ValidatePixelCacheMorphology (const Image *image)
static Cache	GetImagePixelCache (Image image, const MagickBooleanType clone, ExceptionInfo exception)
MagickExport MagickBooleanType	GetOneAuthenticPixel (Image image, const ssize_t x, const ssize_t y, Quantum pixel, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetOneVirtualPixel (const Image image, const ssize_t x, const ssize_t y, Quantum pixel, ExceptionInfo *exception)
MagickExport MagickBooleanType	GetOneVirtualPixelInfo (const Image image, const VirtualPixelMethod virtual_pixel_method, const ssize_t x, const ssize_t y, PixelInfo pixel, ExceptionInfo *exception)
MagickPrivate ColorspaceType	GetPixelCacheColorspace (const Cache cache)
MagickPrivate void	GetPixelCacheMethods (CacheMethods *cache_methods)
MagickPrivate MagickSizeType	GetPixelCacheNexusExtent (const Cache cache, NexusInfo *nexus_info)
MagickPrivate void *	GetPixelCacheNexusMetacontent (const Cache cache, NexusInfo *nexus_info)
MagickPrivate Quantum *	GetPixelCacheNexusPixels (const Cache cache, NexusInfo *nexus_info)
MagickPrivate void *	GetPixelCachePixels (Image image, MagickSizeType length, ExceptionInfo *exception)
MagickPrivate ClassType	GetPixelCacheStorageClass (const Cache cache)
MagickPrivate void	GetPixelCacheTileSize (const Image image, size_t width, size_t *height)
MagickPrivate CacheType	GetPixelCacheType (const Image *image)
MagickPrivate VirtualPixelMethod	GetPixelCacheVirtualMethod (const Image *image)
MagickPrivate const void *	GetVirtualMetacontentFromNexus (const Cache cache, NexusInfo *nexus_info)
MagickExport const void *	GetVirtualMetacontent (const Image *image)
static ssize_t	DitherX (const ssize_t x, const size_t columns)
static ssize_t	DitherY (const ssize_t y, const size_t rows)
static ssize_t	EdgeX (const ssize_t x, const size_t columns)
static ssize_t	EdgeY (const ssize_t y, const size_t rows)
static ssize_t	RandomX (RandomInfo *random_info, const size_t columns)
static ssize_t	RandomY (RandomInfo *random_info, const size_t rows)
static MagickModulo	VirtualPixelModulo (const ssize_t offset, const size_t extent)
MagickPrivate const Quantum *	GetVirtualPixelsFromNexus (const Image image, const VirtualPixelMethod virtual_pixel_method, const ssize_t x, const ssize_t y, const size_t columns, const size_t rows, NexusInfo nexus_info, ExceptionInfo *exception)
MagickExport const Quantum *	GetVirtualPixelQueue (const Image *image)
MagickExport const Quantum *	GetVirtualPixels (const Image image, const ssize_t x, const ssize_t y, const size_t columns, const size_t rows, ExceptionInfo exception)
MagickPrivate const Quantum *	GetVirtualPixelsNexus (const Cache cache, NexusInfo *nexus_info)
static void	AllocatePixelCachePixels (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)
MagickPrivate Quantum *	QueueAuthenticPixelCacheNexus (Image image, const ssize_t x, const ssize_t y, const size_t columns, const size_t rows, const MagickBooleanType clone, NexusInfo nexus_info, ExceptionInfo *exception)
MagickExport Quantum *	QueueAuthenticPixels (Image image, const ssize_t x, const ssize_t y, const size_t columns, const size_t rows, ExceptionInfo exception)
MagickPrivate Cache	ReferencePixelCache (Cache cache)
MagickPrivate void	SetPixelCacheMethods (Cache cache, CacheMethods *cache_methods)
static MagickBooleanType	AcquireCacheNexusPixels (CacheInfo cache_info, NexusInfo nexus_info, ExceptionInfo *exception)
MagickPrivate VirtualPixelMethod	SetPixelCacheVirtualMethod (const Image *image, const VirtualPixelMethod virtual_pixel_method)
MagickPrivate MagickBooleanType	SyncAuthenticPixelCacheNexus (Image image, NexusInfo nexus_info, ExceptionInfo *exception)
MagickExport MagickBooleanType	SyncAuthenticPixels (Image image, ExceptionInfo exception)
MagickPrivate MagickBooleanType	SyncImagePixelCache (Image image, ExceptionInfo exception)
Variables
static volatile MagickBooleanType	instantiate_cache = MagickFalse
static SemaphoreInfo *	cache_semaphore = (SemaphoreInfo *) NULL
static ssize_t	DitherMatrix [64]

Define Documentation

#define CacheTick	(	offset,
		extent
	)	QuantumTick((MagickOffsetType) offset,extent)

Definition at line 77 of file cache.c.

Referenced by ReadPixelCacheMetacontent(), ReadPixelCachePixels(), WritePixelCacheMetacontent(), and WritePixelCachePixels().

#define IsFileDescriptorLimitExceeded ( )

Value:

(GetMagickResource(FileResource) > \
  GetMagickResourceLimit(FileResource) ? MagickTrue : MagickFalse)

Definition at line 78 of file cache.c.

Referenced by ReadPixelCacheMetacontent(), ReadPixelCachePixels(), WritePixelCacheMetacontent(), and WritePixelCachePixels().

Typedef Documentation

typedef struct _MagickModulo MagickModulo

Function Documentation

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

Definition at line 4749 of file cache.c.

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

Referenced by SetPixelCacheNexusPixels().

MagickPrivate Cache AcquirePixelCache ( const size_t number_threads )

MagickPrivate NexusInfo** AcquirePixelCacheNexus ( const size_t number_threads )

Definition at line 233 of file cache.c.

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

MagickPrivate const void* AcquirePixelCachePixels	(	const Image *	image,
		MagickSizeType *	length,
		ExceptionInfo *	exception
	)

Definition at line 284 of file cache.c.

References _Image::signature, MagickSignature, _ExceptionInfo::signature, _Image::cache, _CacheInfo::signature, _CacheInfo::type, MemoryCache, MapCache, _CacheInfo::length, and _CacheInfo::pixels.

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

Definition at line 3666 of file cache.c.

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

Referenced by OpenPixelCache().

MagickPrivate MagickBooleanType CacheComponentGenesis ( void )

Definition at line 322 of file cache.c.

References AcquireSemaphoreInfo(), cache_semaphore, and MagickTrue.

MagickPrivate void CacheComponentTerminus ( void )

Definition at line 346 of file cache.c.

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

MagickPrivate Cache ClonePixelCache ( const Cache cache )

Definition at line 378 of file cache.c.

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

MagickPrivate void ClonePixelCacheMethods	(	Cache	clone,
		const Cache	cache
	)

Definition at line 1088 of file cache.c.

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

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

Definition at line 1043 of file cache.c.

References _CacheInfo::type, PingCache, MagickTrue, _CacheInfo::channel_map, _CacheInfo::columns, _CacheInfo::rows, _CacheInfo::number_channels, _CacheInfo::metacontent_extent, PixelCacheCloneOptimized(), and PixelCacheCloneUnoptimized().

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

static MagickBooleanType ClosePixelCacheOnDisk ( CacheInfo * cache_info ) [static]

Definition at line 427 of file cache.c.

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

Referenced by DiskToDiskPixelCacheClone(), PixelCacheCloneOptimized(), RelinquishPixelCachePixels(), GetImagePixelCache(), OpenPixelCache(), ReadPixelCacheMetacontent(), ReadPixelCachePixels(), WritePixelCacheMetacontent(), and WritePixelCachePixels().

static void DestroyImagePixelCache ( Image * image ) [static]

Definition at line 1128 of file cache.c.

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

Referenced by GetPixelCacheMethods().

MagickExport void DestroyImagePixels ( Image * image )

Definition at line 1161 of file cache.c.

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

Referenced by DestroyImage().

MagickPrivate Cache DestroyPixelCache ( Cache cache )

MagickPrivate NexusInfo** DestroyPixelCacheNexus	(	NexusInfo **	nexus_info,
		const size_t	number_threads
	)

Definition at line 1331 of file cache.c.

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

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

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

static ssize_t DitherX	(	const ssize_t	x,
		const size_t	columns
	)		`[inline, static]`

Definition at line 2923 of file cache.c.

References DitherMatrix.

Referenced by GetVirtualPixelsFromNexus().

static ssize_t DitherY	(	const ssize_t	y,
		const size_t	rows
	)		`[inline, static]`

Definition at line 2936 of file cache.c.

References DitherMatrix.

Referenced by GetVirtualPixelsFromNexus().

static ssize_t EdgeX	(	const ssize_t	x,
		const size_t	columns
	)		`[inline, static]`

Definition at line 2949 of file cache.c.

Referenced by GetVirtualPixelsFromNexus().

static ssize_t EdgeY	(	const ssize_t	y,
		const size_t	rows
	)		`[inline, static]`

Definition at line 2958 of file cache.c.

Referenced by GetVirtualPixelsFromNexus().

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

Definition at line 3679 of file cache.c.

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

Referenced by OpenPixelCache().

MagickExport void* GetAuthenticMetacontent ( const Image * image )

Definition at line 1373 of file cache.c.

References GetOpenMPThreadId(), _Image::signature, MagickSignature, _Image::cache, _CacheInfo::signature, _CacheInfo::methods, _CacheMethods::get_authentic_metacontent_from_handler, _CacheInfo::number_threads, GetPixelCacheNexusMetacontent(), and _CacheInfo::nexus_info.

static void* GetAuthenticMetacontentFromCache ( const Image * image ) [static]

Definition at line 1426 of file cache.c.

References GetOpenMPThreadId(), _Image::signature, MagickSignature, _Image::cache, _CacheInfo::signature, _CacheInfo::number_threads, GetPixelCacheNexusMetacontent(), and _CacheInfo::nexus_info.

Referenced by GetPixelCacheMethods().

MagickPrivate Quantum* GetAuthenticPixelCacheNexus	(	Image *	image,
		const ssize_t	x,
		const ssize_t	y,
		const size_t	columns,
		const size_t	rows,
		NexusInfo *	nexus_info,
		ExceptionInfo *	exception
	)

Definition at line 1501 of file cache.c.

References _Image::signature, MagickSignature, QueueAuthenticPixelCacheNexus(), MagickTrue, _Image::cache, _CacheInfo::signature, IsPixelAuthentic(), MagickFalse, ReadPixelCachePixels(), _CacheInfo::metacontent_extent, and ReadPixelCacheMetacontent().

MagickExport Quantum* GetAuthenticPixelQueue ( const Image * image )

Definition at line 1596 of file cache.c.

References GetOpenMPThreadId(), _Image::signature, MagickSignature, _Image::cache, _CacheInfo::signature, _CacheInfo::methods, _CacheMethods::get_authentic_pixels_from_handler, _CacheInfo::number_threads, GetPixelCacheNexusPixels(), and _CacheInfo::nexus_info.

Referenced by ExportQuantumPixels(), and ImportQuantumPixels().

MagickExport Quantum* GetAuthenticPixels	(	Image *	image,
		const ssize_t	x,
		const ssize_t	y,
		const size_t	columns,
		const size_t	rows,
		ExceptionInfo *	exception
	)

Definition at line 1660 of file cache.c.

References GetOpenMPThreadId(), _Image::signature, MagickSignature, _Image::cache, _CacheInfo::signature, _CacheInfo::methods, _CacheMethods::get_authentic_pixels_handler, _CacheInfo::number_threads, GetAuthenticPixelCacheNexus(), and _CacheInfo::nexus_info.

Referenced by ClearBounds(), ImportCharPixel(), ImportDoublePixel(), ImportFloatPixel(), ImportLongPixel(), ImportLongLongPixel(), ImportQuantumPixel(), and ImportShortPixel().

static Quantum * GetAuthenticPixelsCache	(	Image *	image,
		const ssize_t	x,
		const ssize_t	y,
		const size_t	columns,
		const size_t	rows,
		ExceptionInfo *	exception
	)		`[static]`

Definition at line 1722 of file cache.c.

References GetOpenMPThreadId(), _Image::signature, MagickSignature, _Image::cache, _CacheInfo::signature, _CacheInfo::number_threads, GetAuthenticPixelCacheNexus(), and _CacheInfo::nexus_info.

Referenced by GetOneAuthenticPixel(), and GetPixelCacheMethods().

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

Definition at line 1555 of file cache.c.

References GetOpenMPThreadId(), _Image::signature, MagickSignature, _Image::cache, _CacheInfo::signature, _CacheInfo::number_threads, GetPixelCacheNexusPixels(), and _CacheInfo::nexus_info.

Referenced by GetPixelCacheMethods().

MagickExport MagickSizeType GetImageExtent ( const Image * image )

Definition at line 1771 of file cache.c.

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

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

static Cache GetImagePixelCache	(	Image *	image,
		const MagickBooleanType	clone,
		ExceptionInfo *	exception
	)		`[static]`

MagickExport MagickBooleanType GetOneAuthenticPixel	(	Image *	image,
		const ssize_t	x,
		const ssize_t	y,
		Quantum *	pixel,
		ExceptionInfo *	exception
	)

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

MagickExport MagickBooleanType GetOneVirtualPixel	(	const Image *	image,
		const ssize_t	x,
		const ssize_t	y,
		Quantum *	pixel,
		ExceptionInfo *	exception
	)

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

MagickExport MagickBooleanType GetOneVirtualPixelInfo	(	const Image *	image,
		const VirtualPixelMethod	virtual_pixel_method,
		const ssize_t	x,
		const ssize_t	y,
		PixelInfo *	pixel,
		ExceptionInfo *	exception
	)

Definition at line 2303 of file cache.c.

References GetOpenMPThreadId(), _Image::signature, MagickSignature, _Image::cache, _CacheInfo::signature, _CacheInfo::number_threads, GetVirtualPixelsFromNexus(), _CacheInfo::nexus_info, GetPixelInfo(), MagickFalse, GetPixelInfoPixel(), and MagickTrue.

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

MagickPrivate ColorspaceType GetPixelCacheColorspace ( const Cache cache )

Definition at line 2353 of file cache.c.

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

Referenced by GetCacheViewColorspace(), and QueueAuthenticPixelsStream().

MagickPrivate void GetPixelCacheMethods ( CacheMethods * cache_methods )

Definition at line 2389 of file cache.c.

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

Definition at line 2434 of file cache.c.

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

Referenced by GetCacheViewExtent(), and GetImageExtent().

MagickPrivate void* GetPixelCacheNexusMetacontent	(	const Cache	cache,
		NexusInfo *	nexus_info
	)

Definition at line 2478 of file cache.c.

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

MagickPrivate Quantum* GetPixelCacheNexusPixels	(	const Cache	cache,
		NexusInfo *	nexus_info
	)

Definition at line 2518 of file cache.c.

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

MagickPrivate void* GetPixelCachePixels	(	Image *	image,
		MagickSizeType *	length,
		ExceptionInfo *	exception
	)

Definition at line 2559 of file cache.c.

References _Image::signature, MagickSignature, _Image::cache, _ExceptionInfo::signature, _CacheInfo::signature, _CacheInfo::type, MemoryCache, MapCache, _CacheInfo::length, and _CacheInfo::pixels.

MagickPrivate ClassType GetPixelCacheStorageClass ( const Cache cache )

Definition at line 2604 of file cache.c.

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

Referenced by GetCacheViewStorageClass(), and QueueAuthenticPixelsStream().

MagickPrivate void GetPixelCacheTileSize	(	const Image *	image,
		size_t *	width,
		size_t *	height
	)

Definition at line 2645 of file cache.c.

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

MagickPrivate CacheType GetPixelCacheType ( const Image * image )

Definition at line 2685 of file cache.c.

References _Image::signature, MagickSignature, _Image::cache, _CacheInfo::signature, and _CacheInfo::type.

Referenced by GetPixelCacheTileSize().

MagickPrivate VirtualPixelMethod GetPixelCacheVirtualMethod ( const Image * image )

Definition at line 2722 of file cache.c.

References _Image::signature, MagickSignature, _Image::cache, _CacheInfo::signature, and _CacheInfo::virtual_pixel_method.

MagickExport const void* GetVirtualMetacontent ( const Image * image )

Definition at line 2844 of file cache.c.

References GetOpenMPThreadId(), _Image::signature, MagickSignature, _Image::cache, _CacheInfo::signature, _CacheInfo::methods, _CacheMethods::get_virtual_metacontent_from_handler, _CacheInfo::number_threads, GetVirtualMetacontentFromNexus(), and _CacheInfo::nexus_info.

static const void * GetVirtualMetacontentFromCache ( const Image * image ) [static]

Definition at line 2758 of file cache.c.

References GetOpenMPThreadId(), _Image::signature, MagickSignature, _Image::cache, _CacheInfo::signature, _CacheInfo::number_threads, GetVirtualMetacontentFromNexus(), and _CacheInfo::nexus_info.

Referenced by GetPixelCacheMethods().

MagickPrivate const void* GetVirtualMetacontentFromNexus	(	const Cache	cache,
		NexusInfo *	nexus_info
	)

Definition at line 2806 of file cache.c.

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

Referenced by GetCacheViewVirtualMetacontent(), GetVirtualMetacontentFromCache(), GetVirtualMetacontent(), and GetVirtualPixelsFromNexus().

static const Quantum * GetVirtualPixelCache	(	const Image *	image,
		const VirtualPixelMethod	virtual_pixel_method,
		const ssize_t	x,
		const ssize_t	y,
		const size_t	columns,
		const size_t	rows,
		ExceptionInfo *	exception
	)		`[static]`

Definition at line 3412 of file cache.c.

References GetOpenMPThreadId(), _Image::signature, MagickSignature, _Image::cache, _CacheInfo::signature, _CacheInfo::number_threads, GetVirtualPixelsFromNexus(), and _CacheInfo::nexus_info.

Referenced by GetPixelCacheMethods().

MagickExport const Quantum* GetVirtualPixelQueue ( const Image * image )

Definition at line 3459 of file cache.c.

References GetOpenMPThreadId(), _Image::signature, MagickSignature, _Image::cache, _CacheInfo::signature, _CacheInfo::methods, _CacheMethods::get_virtual_pixels_handler, _CacheInfo::number_threads, GetVirtualPixelsNexus(), and _CacheInfo::nexus_info.

Referenced by ExportQuantumPixels(), and StreamImagePixels().

MagickExport const Quantum* GetVirtualPixels	(	const Image *	image,
		const ssize_t	x,
		const ssize_t	y,
		const size_t	columns,
		const size_t	rows,
		ExceptionInfo *	exception
	)

static const Quantum * GetVirtualPixelsCache ( const Image * image )

Definition at line 3578 of file cache.c.

References GetOpenMPThreadId(), _Image::signature, MagickSignature, _Image::cache, _CacheInfo::signature, _CacheInfo::number_threads, GetVirtualPixelsNexus(), and _CacheInfo::nexus_info.

Referenced by GetPixelCacheMethods().

MagickPrivate const Quantum* GetVirtualPixelsFromNexus	(	const Image *	image,
		const VirtualPixelMethod	virtual_pixel_method,
		const ssize_t	x,
		const ssize_t	y,
		const size_t	columns,
		const size_t	rows,
		NexusInfo *	nexus_info,
		ExceptionInfo *	exception
	)

Definition at line 2997 of file cache.c.

MagickPrivate const Quantum* GetVirtualPixelsNexus	(	const Cache	cache,
		NexusInfo *	nexus_info
	)

Definition at line 3621 of file cache.c.

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

Referenced by GetCacheViewVirtualPixelQueue(), GetVirtualPixelQueue(), and GetVirtualPixelsCache().

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

Definition at line 1483 of file cache.c.

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

Referenced by GetAuthenticPixelCacheNexus(), GetVirtualPixelsFromNexus(), ReadPixelCacheMetacontent(), ReadPixelCachePixels(), SyncAuthenticPixelCacheNexus(), WritePixelCacheMetacontent(), and WritePixelCachePixels().

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

Definition at line 444 of file cache.c.

Referenced by PixelCacheCloneUnoptimized().

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

Definition at line 452 of file cache.c.

Referenced by ReadPixelCacheRegion(), WritePixelCacheRegion(), DiskToDiskPixelCacheClone(), and GetVirtualPixelsFromNexus().

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

Definition at line 3714 of file cache.c.

References MaxTextExtent, _Image::signature, MagickSignature, _Image::cache, _Image::debug, MagickFalse, LogMagickEvent(), TraceEvent, GetMagickModule, _Image::filename, _Image::columns, _Image::rows, ThrowBinaryException, CacheError, _CacheInfo::signature, _CacheInfo::file, FormatLocaleString(), _CacheInfo::filename, GetImageIndexInList(), _CacheInfo::storage_class, _Image::storage_class, _CacheInfo::colorspace, _Image::colorspace, _CacheInfo::matte, _Image::matte, _CacheInfo::mask, _Image::mask, _CacheInfo::rows, _CacheInfo::columns, InitializePixelChannelMap(), _CacheInfo::number_channels, GetPixelChannels(), _CacheInfo::channel_map, _Image::channel_map, MaxPixelChannels, _CacheInfo::metacontent_extent, _Image::metacontent_extent, _CacheInfo::mode, _Image::ping, _CacheInfo::type, PingCache, _CacheInfo::pixels, _CacheInfo::metacontent, _CacheInfo::length, MagickTrue, ResourceLimitError, UndefinedCache, ClonePixelCachePixels(), AcquireMagickResource(), AreaResource, MemoryResource, MemoryCache, AllocatePixelCachePixels(), FormatMagickSize(), _CacheInfo::mapped, CacheEvent, UndefinedClass, ReadMode, RelinquishPixelCachePixels(), RelinquishMagickResource(), DiskResource, ThrowMagickException(), ClosePixelCacheOnDisk(), _CacheInfo::cache_filename, OpenPixelCacheOnDisk(), ThrowFileException, ExtendCache(), _CacheInfo::offset, DiskCache, MapResource, MapCache, and MapBlob().

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
	)

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

Definition at line 677 of file cache.c.

References _CacheInfo::type, DiskCache, _CacheInfo::debug, MagickFalse, LogMagickEvent(), CacheEvent, GetMagickModule, _CacheInfo::pixels, _CacheInfo::length, MagickTrue, OpenPixelCacheOnDisk(), ReadMode, ThrowFileException, FileOpenError, _CacheInfo::cache_filename, ReadPixelCacheRegion(), _CacheInfo::offset, ClosePixelCacheOnDisk(), CacheError, WriteMode, WritePixelCacheRegion(), and DiskToDiskPixelCacheClone().

Referenced by ClonePixelCachePixels().

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

MagickPrivate Quantum* QueueAuthenticPixelCacheNexus	(	Image *	image,
		const ssize_t	x,
		const ssize_t	y,
		const size_t	columns,
		const size_t	rows,
		const MagickBooleanType	clone,
		NexusInfo *	nexus_info,
		ExceptionInfo *	exception
	)

Definition at line 4123 of file cache.c.

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

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

MagickExport Quantum* QueueAuthenticPixels	(	Image *	image,
		const ssize_t	x,
		const ssize_t	y,
		const size_t	columns,
		const size_t	rows,
		ExceptionInfo *	exception
	)

Definition at line 4292 of file cache.c.

References GetOpenMPThreadId(), _Image::signature, MagickSignature, _Image::cache, _CacheInfo::signature, _CacheInfo::methods, _CacheMethods::queue_authentic_pixels_handler, _CacheInfo::number_threads, QueueAuthenticPixelCacheNexus(), MagickFalse, and _CacheInfo::nexus_info.

Referenced by StereoAnaglyphImage().

static Quantum * QueueAuthenticPixelsCache	(	Image *	image,
		const ssize_t	x,
		const ssize_t	y,
		const size_t	columns,
		const size_t	rows,
		ExceptionInfo *	exception
	)

Definition at line 4212 of file cache.c.

References GetOpenMPThreadId(), _Image::signature, MagickSignature, _Image::cache, _CacheInfo::signature, _CacheInfo::number_threads, QueueAuthenticPixelCacheNexus(), MagickFalse, and _CacheInfo::nexus_info.

Referenced by GetPixelCacheMethods().

static ssize_t RandomX	(	RandomInfo *	random_info,
		const size_t	columns
	)		`[inline, static]`

Definition at line 2967 of file cache.c.

References GetPseudoRandomValue().

Referenced by GetVirtualPixelsFromNexus().

static ssize_t RandomY	(	RandomInfo *	random_info,
		const size_t	rows
	)		`[inline, static]`

Definition at line 2972 of file cache.c.

References GetPseudoRandomValue().

Referenced by GetVirtualPixelsFromNexus().

static MagickBooleanType ReadPixelCacheMetacontent	(	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 516 of file cache.c.

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

Referenced by DiskToDiskPixelCacheClone(), PixelCacheCloneOptimized(), PixelCacheCloneUnoptimized(), ReadPixelCacheMetacontent(), and ReadPixelCachePixels().

MagickPrivate Cache ReferencePixelCache ( Cache cache )

Definition at line 4613 of file cache.c.

References _CacheInfo::signature, MagickSignature, LockSemaphoreInfo(), _CacheInfo::semaphore, _CacheInfo::reference_count, and UnlockSemaphoreInfo().

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

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

Definition at line 1318 of file cache.c.

References _NexusInfo::mapped, MagickFalse, RelinquishAlignedMemory(), _NexusInfo::cache, UnmapBlob(), _NexusInfo::length, _NexusInfo::pixels, and _NexusInfo::metacontent.

Referenced by DestroyPixelCacheNexus(), and SetPixelCacheNexusPixels().

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

Definition at line 1204 of file cache.c.

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

Referenced by DestroyPixelCache(), and OpenPixelCache().

MagickPrivate void SetPixelCacheMethods	(	Cache	cache,
		CacheMethods *	cache_methods
	)

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

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

Definition at line 4887 of file cache.c.

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

Referenced by SetImageVirtualPixelMethod().

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

Definition at line 4937 of file cache.c.

References _Image::signature, MagickSignature, _Image::cache, ThrowBinaryException, CacheError, _Image::filename, _CacheInfo::signature, _CacheInfo::type, UndefinedCache, MagickFalse, IsPixelAuthentic(), MagickTrue, WritePixelCachePixels(), _CacheInfo::metacontent_extent, and WritePixelCacheMetacontent().

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

Definition at line 5044 of file cache.c.

References GetOpenMPThreadId(), _Image::signature, MagickSignature, _Image::cache, _CacheInfo::signature, _CacheInfo::methods, _CacheMethods::sync_authentic_pixels_handler, _CacheInfo::number_threads, SyncAuthenticPixelCacheNexus(), and _CacheInfo::nexus_info.

Referenced by StereoAnaglyphImage(), ClearBounds(), ImportCharPixel(), ImportDoublePixel(), ImportFloatPixel(), ImportLongPixel(), ImportLongLongPixel(), ImportQuantumPixel(), and ImportShortPixel().

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

Definition at line 4994 of file cache.c.

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

Referenced by GetPixelCacheMethods().

MagickPrivate MagickBooleanType SyncImagePixelCache	(	Image *	image,
		ExceptionInfo *	exception
	)

Definition at line 5101 of file cache.c.

References GetImagePixelCache(), MagickTrue, and MagickFalse.

Referenced by SetImageColorspace(), SetImageAlphaChannel(), SetImageStorageClass(), and SetImageExtent().

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

static MagickModulo VirtualPixelModulo	(	const ssize_t	offset,
		const size_t	extent
	)		`[inline, static]`

Definition at line 2977 of file cache.c.

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

Referenced by GetVirtualPixelsFromNexus().

static MagickBooleanType WritePixelCacheMetacontent	(	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 560 of file cache.c.

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

Referenced by DiskToDiskPixelCacheClone(), PixelCacheCloneOptimized(), PixelCacheCloneUnoptimized(), ExtendCache(), WritePixelCacheMetacontent(), and WritePixelCachePixels().

Variable Documentation

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

Definition at line 159 of file cache.c.

Referenced by CacheComponentGenesis(), and CacheComponentTerminus().

ssize_t 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 2911 of file cache.c.

Referenced by DitherX(), and DitherY().

volatile MagickBooleanType instantiate_cache = MagickFalse [static]

Definition at line 156 of file cache.c.

Referenced by CacheComponentTerminus().

Data Structures

Defines

Typedefs

Functions

Variables

Define Documentation

Typedef Documentation

Function Documentation

Variable Documentation