magick.c File Reference

#include "magick/studio.h"
#include "magick/annotate.h"
#include "magick/blob.h"
#include "magick/blob-private.h"
#include "magick/cache.h"
#include "magick/coder.h"
#include "magick/client.h"
#include "magick/configure.h"
#include "magick/constitute.h"
#include "magick/delegate.h"
#include "magick/draw.h"
#include "magick/exception.h"
#include "magick/exception-private.h"
#include "magick/locale_.h"
#include "magick/log.h"
#include "magick/magic.h"
#include "magick/magick.h"
#include "magick/memory_.h"
#include "magick/mime.h"
#include "magick/module.h"
#include "magick/monitor-private.h"
#include "magick/mutex.h"
#include "magick/nt-base-private.h"
#include "magick/nt-feature.h"
#include "magick/opencl-private.h"
#include "magick/random_.h"
#include "magick/registry.h"
#include "magick/resource_.h"
#include "magick/policy.h"
#include "magick/semaphore.h"
#include "magick/semaphore-private.h"
#include "magick/signature-private.h"
#include "magick/splay-tree.h"
#include "magick/static.h"
#include "magick/string_.h"
#include "magick/string-private.h"
#include "magick/thread_.h"
#include "magick/thread-private.h"
#include "magick/token.h"
#include "magick/utility.h"
#include "magick/xwindow-private.h"

Include dependency graph for magick.c:

Go to the source code of this file.

Macros
#define	MAGICKCORE_RETSIGTYPE   void
#define	SIG_DFL   ((SignalHandler *) 0)
#define	SIG_ERR   ((SignalHandler *) -1)
#define	SIGMAX   64
#define	MagickPrecision   (4+MAGICKCORE_QUANTUM_DEPTH/8)

Typedefs
typedef MAGICKCORE_RETSIGTYPE	SignalHandler(int)

Functions
static MagickBooleanType	IsMagickTreeInstantiated (ExceptionInfo *)
MagickExport DecodeImageHandler *	GetImageDecoder (const MagickInfo *magick_info)
MagickExport EncodeImageHandler *	GetImageEncoder (const MagickInfo *magick_info)
MagickExport MagickBooleanType	GetImageMagick (const unsigned char *magick, const size_t length, char *format)
MagickExport MagickBooleanType	GetMagickAdjoin (const MagickInfo *magick_info)
MagickExport MagickBooleanType	GetMagickBlobSupport (const MagickInfo *magick_info)
MagickExport const char *	GetMagickDescription (const MagickInfo *magick_info)
MagickExport MagickBooleanType	GetMagickEndianSupport (const MagickInfo *magick_info)
MagickExport const MagickInfo *	GetMagickInfo (const char *name, ExceptionInfo *exception)
static int	MagickInfoCompare (const void *x, const void *y)
MagickExport const MagickInfo **	GetMagickInfoList (const char *pattern, size_t *number_formats, ExceptionInfo *exception)
static int	MagickCompare (const void *x, const void *y)
MagickExport char **	GetMagickList (const char *pattern, size_t *number_formats, ExceptionInfo *exception)
MagickExport const char *	GetMagickMimeType (const MagickInfo *magick_info)
MagickExport int	GetMagickPrecision (void)
MagickExport MagickBooleanType	GetMagickRawSupport (const MagickInfo *magick_info)
MagickExport MagickBooleanType	GetMagickSeekableStream (const MagickInfo *magick_info)
MagickExport MagickStatusType	GetMagickThreadSupport (const MagickInfo *magick_info)
static void *	DestroyMagickNode (void *magick_info)
MagickExport MagickBooleanType	IsMagickConflict (const char *magick)
MagickExport MagickBooleanType	ListMagickInfo (FILE *file, ExceptionInfo *exception)
MagickExport MagickBooleanType	IsMagickCoreInstantiated (void)
MagickExport MagickBooleanType	MagickComponentGenesis (void)
MagickExport void	MagickComponentTerminus (void)
static SignalHandler *	SetMagickSignalHandler (int signal_number, SignalHandler *handler)
static void	MagickSignalHandler (int signal_number)
static SignalHandler *	RegisterMagickSignalHandler (int signal_number)
MagickExport void	MagickCoreGenesis (const char *path, const MagickBooleanType establish_signal_handlers)
MagickExport void	MagickCoreTerminus (void)
MagickExport MagickInfo *	RegisterMagickInfo (MagickInfo *magick_info)
MagickExport MagickInfo *	SetMagickInfo (const char *name)
MagickExport int	SetMagickPrecision (const int precision)
MagickExport MagickBooleanType	UnregisterMagickInfo (const char *name)

Variables
static SemaphoreInfo *	magick_semaphore = (SemaphoreInfo *) NULL
static SignalHandler *	signal_handlers [SIGMAX] = { (SignalHandler *) NULL }
static SplayTreeInfo *	magick_list = (SplayTreeInfo *) NULL
static volatile MagickBooleanType	instantiate_magickcore = MagickFalse
static volatile MagickBooleanType	magickcore_signal_in_progress = MagickFalse
static volatile MagickBooleanType	magick_list_initialized = MagickFalse

Macro Definition Documentation

MAGICKCORE_RETSIGTYPE

#define MAGICKCORE_RETSIGTYPE   void

Definition at line 98 of file magick.c.

MagickPrecision

#define MagickPrecision   (4+MAGICKCORE_QUANTUM_DEPTH/8)

Referenced by SetMagickPrecision().

SIG_DFL

#define SIG_DFL   ((SignalHandler *) 0)

Definition at line 101 of file magick.c.

Referenced by RegisterMagickSignalHandler(), and SetMagickSignalHandler().

SIG_ERR

#define SIG_ERR   ((SignalHandler *) -1)

Definition at line 104 of file magick.c.

Referenced by RegisterMagickSignalHandler(), and SetMagickSignalHandler().

SIGMAX

#define SIGMAX   64

Definition at line 107 of file magick.c.

Typedef Documentation

SignalHandler

typedef MAGICKCORE_RETSIGTYPE SignalHandler(int)

Definition at line 114 of file magick.c.

Function Documentation

DestroyMagickNode()

static void* DestroyMagickNode ( void *  magick_info )

static

Definition at line 814 of file magick.c.

References _MagickInfo::description, DestroySemaphoreInfo(), DestroyString(), _MagickInfo::magick_module, _MagickInfo::mime_type, _MagickInfo::name, _MagickInfo::note, RelinquishMagickMemory(), _MagickInfo::semaphore, and _MagickInfo::version.

Referenced by IsMagickTreeInstantiated().

GetImageDecoder()

MagickExport DecodeImageHandler* GetImageDecoder

(

const MagickInfo *

magick_info

)

Definition at line 161 of file magick.c.

References _MagickInfo::decoder, GetMagickModule, LogMagickEvent(), MagickCoreSignature, _MagickInfo::signature, and TraceEvent.

Referenced by ReadImage().

GetImageEncoder()

MagickExport EncodeImageHandler* GetImageEncoder

(

const MagickInfo *

magick_info

)

Definition at line 191 of file magick.c.

References _MagickInfo::encoder, GetMagickModule, LogMagickEvent(), MagickCoreSignature, _MagickInfo::signature, and TraceEvent.

Referenced by WriteImage().

GetImageMagick()

MagickExport MagickBooleanType GetImageMagick	(	const unsigned char *	magick,
		const size_t	length,
		char *	format
	)

Definition at line 228 of file magick.c.

References AcquireExceptionInfo(), CopyMagickString(), DestroyExceptionInfo(), GetMagickInfo(), GetMagickModule, GetNextValueInSplayTree(), _ImageInfo::length, LockSemaphoreInfo(), LogMagickEvent(), _MagickInfo::magick, _ImageInfo::magick, magick_list, magick_semaphore, MagickFalse, MagickTrue, MaxTextExtent, _MagickInfo::name, ResetSplayTreeIterator(), TraceEvent, and UnlockSemaphoreInfo().

GetMagickAdjoin()

MagickExport MagickBooleanType GetMagickAdjoin

(

const MagickInfo *

magick_info

)

Definition at line 288 of file magick.c.

References _MagickInfo::adjoin, GetMagickModule, LogMagickEvent(), MagickCoreSignature, _MagickInfo::signature, and TraceEvent.

Referenced by ImagesToBlob(), and SetImageInfo().

GetMagickBlobSupport()

MagickExport MagickBooleanType GetMagickBlobSupport

(

const MagickInfo *

magick_info

)

Definition at line 318 of file magick.c.

References _MagickInfo::blob_support, GetMagickModule, LogMagickEvent(), MagickCoreSignature, _MagickInfo::signature, and TraceEvent.

Referenced by BlobToImage(), ImagesToBlob(), ImageToBlob(), OpenBlob(), and PingBlob().

GetMagickDescription()

MagickExport const char* GetMagickDescription

(

const MagickInfo *

magick_info

)

Definition at line 349 of file magick.c.

References _MagickInfo::description, GetMagickModule, LogMagickEvent(), MagickCoreSignature, _MagickInfo::signature, and TraceEvent.

Referenced by IdentifyImage().

GetMagickEndianSupport()

MagickExport MagickBooleanType GetMagickEndianSupport

(

const MagickInfo *

magick_info

)

Definition at line 380 of file magick.c.

References _MagickInfo::endian_support, GetMagickModule, LogMagickEvent(), MagickCoreSignature, _MagickInfo::signature, and TraceEvent.

Referenced by ReadImage(), SetImageInfo(), and WriteImage().

GetMagickInfo()

MagickExport const MagickInfo* GetMagickInfo	(	const char *	name,
		ExceptionInfo *	exception
	)

Definition at line 415 of file magick.c.

References GetRootValueFromSplayTree(), GetValueFromSplayTree(), IsMagickTreeInstantiated(), LocaleCompare(), LockSemaphoreInfo(), magick_list, magick_semaphore, MagickFalse, OpenModule(), OpenModules(), RegisterStaticModule(), RegisterStaticModules(), and UnlockSemaphoreInfo().

Referenced by BlobToImage(), GetImageMagick(), GetMagickInfoList(), GetMagickList(), IdentifyImage(), ImagesToBlob(), ImageToBlob(), OpenBlob(), PingBlob(), ReadImage(), SetImageInfo(), and WriteImage().

GetMagickInfoList()

MagickExport const MagickInfo** GetMagickInfoList	(	const char *	pattern,
		size_t *	number_formats,
		ExceptionInfo *	exception
	)

Definition at line 505 of file magick.c.

References AcquireQuantumMemory(), GetMagickInfo(), GetMagickModule, GetNextValueInSplayTree(), GetNumberOfNodesInSplayTree(), GlobExpression(), LockSemaphoreInfo(), LogMagickEvent(), magick_list, magick_semaphore, MagickFalse, MagickInfoCompare(), _MagickInfo::name, ResetSplayTreeIterator(), _MagickInfo::stealth, TraceEvent, and UnlockSemaphoreInfo().

Referenced by ListMagickInfo().

GetMagickList()

MagickExport char** GetMagickList	(	const char *	pattern,
		size_t *	number_formats,
		ExceptionInfo *	exception
	)

Definition at line 598 of file magick.c.

References AcquireQuantumMemory(), ConstantString(), GetMagickInfo(), GetMagickModule, GetNextValueInSplayTree(), GetNumberOfNodesInSplayTree(), GlobExpression(), LockSemaphoreInfo(), LogMagickEvent(), magick_list, magick_semaphore, MagickCompare(), MagickFalse, _MagickInfo::name, ResetSplayTreeIterator(), _MagickInfo::stealth, TraceEvent, and UnlockSemaphoreInfo().

GetMagickMimeType()

MagickExport const char* GetMagickMimeType

(

const MagickInfo *

magick_info

)

Definition at line 663 of file magick.c.

References GetMagickModule, LogMagickEvent(), MagickCoreSignature, _MagickInfo::mime_type, _MagickInfo::signature, and TraceEvent.

Referenced by IdentifyImage().

GetMagickPrecision()

MagickExport int GetMagickPrecision

(

void

)

Definition at line 690 of file magick.c.

References GetMagickModule, LogMagickEvent(), SetMagickPrecision(), and TraceEvent.

Referenced by AcquireResizeFilter(), AutoThresholdImage(), ConcatenateColorComponent(), DistortImage(), FormatMagickSize(), FxEvaluateSubexpression(), GetImageChannelDistortion(), GetImageProperty(), GetMagickProperty(), IdentifyImage(), InterpretImageProperties(), ListMagickVersion(), PrintChannelLocations(), PrintChannelMoments(), PrintChannelPerceptualHash(), PrintChannelStatistics(), SetResampleFilter(), and ShowKernelInfo().

GetMagickRawSupport()

MagickExport MagickBooleanType GetMagickRawSupport

(

const MagickInfo *

magick_info

)

Definition at line 718 of file magick.c.

References GetMagickModule, LogMagickEvent(), MagickCoreSignature, _MagickInfo::raw, _MagickInfo::signature, and TraceEvent.

Referenced by ReadImage(), and WriteImage().

GetMagickSeekableStream()

MagickExport MagickBooleanType GetMagickSeekableStream

(

const MagickInfo *

magick_info

)

Definition at line 750 of file magick.c.

References GetMagickModule, LogMagickEvent(), MagickCoreSignature, _MagickInfo::seekable_stream, _MagickInfo::signature, and TraceEvent.

Referenced by ReadImage(), and WriteImage().

GetMagickThreadSupport()

MagickExport MagickStatusType GetMagickThreadSupport

(

const MagickInfo *

magick_info

)

Definition at line 781 of file magick.c.

References GetMagickModule, LogMagickEvent(), MagickCoreSignature, _MagickInfo::signature, _MagickInfo::thread_support, and TraceEvent.

Referenced by ReadImage(), and WriteImage().

IsMagickConflict()

MagickExport MagickBooleanType IsMagickConflict

(

const char *

magick

)

Definition at line 896 of file magick.c.

References MACIsMagickConflict(), _ImageInfo::magick, MagickFalse, NTIsMagickConflict(), and VMSIsMagickConflict().

IsMagickCoreInstantiated()

MagickExport MagickBooleanType IsMagickCoreInstantiated

(

void

)

Definition at line 1039 of file magick.c.

References instantiate_magickcore.

Referenced by IsMagickInstantiated().

IsMagickTreeInstantiated()

static MagickBooleanType IsMagickTreeInstantiated ( ExceptionInfo *  exception )

static

Definition at line 837 of file magick.c.

References ActivateSemaphoreInfo(), AddValueToSplayTree(), CompareSplayTreeString(), DestroyMagickNode(), GetModuleInfo(), LockSemaphoreInfo(), magick_list, magick_list_initialized, magick_semaphore, MagickFalse, MagickTrue, _MagickInfo::name, NewSplayTree(), ResourceLimitFatalError, SetMagickInfo(), _MagickInfo::stealth, ThrowFatalException, and UnlockSemaphoreInfo().

Referenced by GetMagickInfo().

ListMagickInfo()

MagickExport MagickBooleanType ListMagickInfo	(	FILE *	file,
		ExceptionInfo *	exception
	)

Definition at line 934 of file magick.c.

References _ImageInfo::adjoin, _MagickInfo::blob_support, ClearMagickException(), ConcatenateMagickString(), CopyMagickString(), DestroyString(), _ImageInfo::file, FormatLocaleFile(), GetMagickInfoList(), magick_module, MagickFalse, MagickTrue, MaxTextExtent, _MagickInfo::name, RelinquishMagickMemory(), and StringToList().

MagickCompare()

static int MagickCompare ( const void *  x, const void *  y  )

static

Definition at line 583 of file magick.c.

References LocaleCompare().

Referenced by GetMagickList().

MagickComponentGenesis()

MagickExport MagickBooleanType MagickComponentGenesis

(

void

)

Definition at line 1062 of file magick.c.

References AllocateSemaphoreInfo(), magick_semaphore, and MagickTrue.

Referenced by MagickCoreGenesis().

MagickComponentTerminus()

MagickExport void MagickComponentTerminus

(

void

)

Definition at line 1087 of file magick.c.

References ActivateSemaphoreInfo(), DestroySemaphoreInfo(), DestroySplayTree(), LockSemaphoreInfo(), magick_list, magick_list_initialized, magick_semaphore, MagickFalse, and UnlockSemaphoreInfo().

Referenced by MagickCoreTerminus().

MagickCoreGenesis()

MagickExport void MagickCoreGenesis	(	const char *	path,
		const MagickBooleanType	establish_signal_handlers
	)

Definition at line 1230 of file magick.c.

References AnnotateComponentGenesis(), CacheComponentGenesis(), CoderComponentGenesis(), ColorComponentGenesis(), ConfigureComponentGenesis(), CopyMagickString(), DelegateComponentGenesis(), DestroyString(), DirectorySeparator, ExceptionComponentGenesis(), GetEnvironmentValue(), GetExecutionPath(), GetPathComponent(), HeadPath, InitializeMagickMutex(), instantiate_magickcore, IsPathAccessible(), LocaleComponentGenesis(), LockMagickMutex(), LogComponentGenesis(), MagicComponentGenesis(), MagickComponentGenesis(), MagickFalse, MagickTrue, MaxTextExtent, MimeComponentGenesis(), ModuleComponentGenesis(), MonitorComponentGenesis(), PolicyComponentGenesis(), RandomComponentGenesis(), RegisterMagickSignalHandler(), RegistryComponentGenesis(), ResourceComponentGenesis(), SemaphoreComponentGenesis(), SetClientName(), SetClientPath(), SetLogEventMask(), signal_handlers, TailPath, TypeComponentGenesis(), UnlockMagickMutex(), and XComponentGenesis().

Referenced by InitializeMagick(), and MagickIncarnate().

MagickCoreTerminus()

MagickExport void MagickCoreTerminus

(

void

)

Definition at line 1369 of file magick.c.

References AnnotateComponentTerminus(), AsynchronousResourceComponentTerminus(), CacheComponentTerminus(), CoderComponentTerminus(), ColorComponentTerminus(), ConfigureComponentTerminus(), DelegateComponentTerminus(), ExceptionComponentTerminus(), InitializeMagickMutex(), instantiate_magickcore, LocaleComponentTerminus(), LockMagickMutex(), LogComponentTerminus(), MagicComponentTerminus(), MagickComponentTerminus(), MagickFalse, MimeComponentTerminus(), ModuleComponentTerminus(), MonitorComponentTerminus(), PolicyComponentTerminus(), RandomComponentTerminus(), RegistryComponentTerminus(), ResourceComponentTerminus(), SemaphoreComponentTerminus(), TypeComponentTerminus(), UnlockMagickMutex(), and UnregisterStaticModules().

Referenced by DefaultFatalErrorHandler(), and DestroyMagick().

MagickInfoCompare()

static int MagickInfoCompare ( const void *  x, const void *  y  )

static

Definition at line 490 of file magick.c.

References LocaleCompare().

Referenced by GetMagickInfoList().

MagickSignalHandler()

static void MagickSignalHandler ( int  signal_number )

static

Definition at line 1165 of file magick.c.

References AsynchronousResourceComponentTerminus(), magickcore_signal_in_progress, MagickFalse, MagickTrue, SetMagickSignalHandler(), and signal_handlers.

Referenced by RegisterMagickSignalHandler().

RegisterMagickInfo()

MagickExport MagickInfo* RegisterMagickInfo

(

MagickInfo *

magick_info

)

Definition at line 1446 of file magick.c.

References AddValueToSplayTree(), AllocateSemaphoreInfo(), DecoderThreadSupport, EncoderThreadSupport, GetMagickModule, LogMagickEvent(), magick_list, MagickCoreSignature, MagickFalse, _MagickInfo::name, ResourceLimitFatalError, _MagickInfo::semaphore, _MagickInfo::signature, _MagickInfo::thread_support, ThrowFatalException, and TraceEvent.

RegisterMagickSignalHandler()

static SignalHandler* RegisterMagickSignalHandler ( int  signal_number )

static

Definition at line 1214 of file magick.c.

References ConfigureEvent, GetMagickModule, LogMagickEvent(), MagickSignalHandler(), SetMagickSignalHandler(), SIG_DFL, and SIG_ERR.

Referenced by MagickCoreGenesis().

SetMagickInfo()

MagickExport MagickInfo* SetMagickInfo

(

const char *

name

)

Definition at line 1495 of file magick.c.

References AcquireMagickMemory(), _MagickInfo::adjoin, _MagickInfo::blob_support, ConstantString(), DecoderThreadSupport, EncoderThreadSupport, GetMagickModule, LogMagickEvent(), MagickCoreSignature, MagickTrue, _MagickInfo::name, ResourceLimitFatalError, _MagickInfo::signature, _MagickInfo::thread_support, ThrowFatalException, and TraceEvent.

Referenced by IsMagickTreeInstantiated().

SetMagickPrecision()

MagickExport int SetMagickPrecision

(

const int

precision

)

Definition at line 1544 of file magick.c.

References DestroyString(), GetEnvironmentValue(), GetMagickModule, GetPolicyValue(), LogMagickEvent(), MagickPrecision, StringToInteger(), and TraceEvent.

Referenced by GetMagickPrecision().

SetMagickSignalHandler()

static SignalHandler* SetMagickSignalHandler ( int  signal_number, SignalHandler *  handler  )

static

Definition at line 1128 of file magick.c.

References SIG_DFL, and SIG_ERR.

Referenced by MagickSignalHandler(), and RegisterMagickSignalHandler().

UnregisterMagickInfo()

MagickExport MagickBooleanType UnregisterMagickInfo

(

const char *

name

)

Definition at line 1599 of file magick.c.

References DeleteNodeByValueFromSplayTree(), GetNextValueInSplayTree(), GetNumberOfNodesInSplayTree(), LocaleCompare(), LockSemaphoreInfo(), magick_list, magick_semaphore, MagickFalse, _MagickInfo::name, ResetSplayTreeIterator(), and UnlockSemaphoreInfo().

Variable Documentation

instantiate_magickcore

volatile MagickBooleanType instantiate_magickcore = MagickFalse

static

Definition at line 129 of file magick.c.

Referenced by IsMagickCoreInstantiated(), MagickCoreGenesis(), and MagickCoreTerminus().

magick_list

SplayTreeInfo* magick_list = (SplayTreeInfo *) NULL

static

Definition at line 126 of file magick.c.

Referenced by GetImageMagick(), GetMagickInfo(), GetMagickInfoList(), GetMagickList(), IsMagickTreeInstantiated(), MagickComponentTerminus(), RegisterMagickInfo(), and UnregisterMagickInfo().

magick_list_initialized

volatile MagickBooleanType magick_list_initialized = MagickFalse

static

Definition at line 131 of file magick.c.

Referenced by IsMagickTreeInstantiated(), and MagickComponentTerminus().

magick_semaphore

SemaphoreInfo* magick_semaphore = (SemaphoreInfo *) NULL

static

Definition at line 120 of file magick.c.

Referenced by GetImageMagick(), GetMagickInfo(), GetMagickInfoList(), GetMagickList(), IsMagickTreeInstantiated(), MagickComponentGenesis(), MagickComponentTerminus(), and UnregisterMagickInfo().

magickcore_signal_in_progress

volatile MagickBooleanType magickcore_signal_in_progress = MagickFalse

static

Definition at line 130 of file magick.c.

Referenced by MagickSignalHandler().

signal_handlers

SignalHandler* signal_handlers[SIGMAX] = { (SignalHandler *) NULL }

static

Definition at line 123 of file magick.c.

Referenced by MagickCoreGenesis(), and MagickSignalHandler().