fx.c File Reference

#include "MagickCore/studio.h"
#include "MagickCore/accelerate-private.h"
#include "MagickCore/annotate.h"
#include "MagickCore/artifact.h"
#include "MagickCore/attribute.h"
#include "MagickCore/cache.h"
#include "MagickCore/cache-view.h"
#include "MagickCore/channel.h"
#include "MagickCore/color.h"
#include "MagickCore/color-private.h"
#include "MagickCore/colorspace-private.h"
#include "MagickCore/composite.h"
#include "MagickCore/decorate.h"
#include "MagickCore/distort.h"
#include "MagickCore/draw.h"
#include "MagickCore/effect.h"
#include "MagickCore/enhance.h"
#include "MagickCore/exception.h"
#include "MagickCore/exception-private.h"
#include "MagickCore/fx.h"
#include "MagickCore/fx-private.h"
#include "MagickCore/gem.h"
#include "MagickCore/gem-private.h"
#include "MagickCore/geometry.h"
#include "MagickCore/layer.h"
#include "MagickCore/list.h"
#include "MagickCore/log.h"
#include "MagickCore/image.h"
#include "MagickCore/image-private.h"
#include "MagickCore/magick.h"
#include "MagickCore/memory_.h"
#include "MagickCore/memory-private.h"
#include "MagickCore/monitor.h"
#include "MagickCore/monitor-private.h"
#include "MagickCore/option.h"
#include "MagickCore/pixel.h"
#include "MagickCore/pixel-accessor.h"
#include "MagickCore/policy.h"
#include "MagickCore/property.h"
#include "MagickCore/quantum.h"
#include "MagickCore/quantum-private.h"
#include "MagickCore/random_.h"
#include "MagickCore/random-private.h"
#include "MagickCore/resample.h"
#include "MagickCore/resample-private.h"
#include "MagickCore/resize.h"
#include "MagickCore/resource_.h"
#include "MagickCore/splay-tree.h"
#include "MagickCore/statistic.h"
#include "MagickCore/string_.h"
#include "MagickCore/thread-private.h"
#include "MagickCore/threshold.h"
#include "MagickCore/token.h"
#include "MagickCore/transform.h"
#include "MagickCore/transform-private.h"
#include "MagickCore/utility.h"

Include dependency graph for fx.c:

Go to the source code of this file.

Data Structures
struct	OperatorT
struct	ConstantT
struct	FunctionT
struct	ImgAttrT
struct	SymbolT
struct	ControlT
struct	TernaryT
struct	ChannelT
struct	UserSymbolT
struct	ElementT
struct	ImgT
struct	fxRtT
struct	_FxInfo

Macros
#define	MaxTokenLen   100
#define	RpnInit   100
#define	TableExtend   0.1
#define	InitNumOprStack   50
#define	MinValStackSize   100
#define	InitNumUserSymbols   50
#define	FirstFunc   ((FunctionE) (oNull+1))
#define	FirstImgAttr   ((ImgAttrE) (fNull+1))
#define	FirstSym   ((SymbolE) (aNull+1))
#define	FirstCont   (sNull+1)
#define	NULL_ADDRESS   -2
#define	NO_CHAN_QUAL   ((PixelChannel) (-1))
#define	THIS_CHANNEL   ((PixelChannel) (-2))
#define	HUE_CHANNEL   ((PixelChannel) (-3))
#define	SAT_CHANNEL   ((PixelChannel) (-4))
#define	LIGHT_CHANNEL   ((PixelChannel) (-5))
#define	INTENSITY_CHANNEL   ((PixelChannel) (-6))
#define	MaxLen   20
#define	MAX_SLIMIT   10
#define	FxMaxFunctionDepth   200
#define	WHICH_ATTR_CHAN
#define	WHICH_NON_ATTR_CHAN
#define	FxImageTag   "FxNew/Image"

Typedefs
typedef long double	fxFltType

Enumerations
enum	OperatorE {   oAddEq , oSubtractEq , oMultiplyEq , oDivideEq ,   oPlusPlus , oSubSub , oAdd , oSubtract ,   oMultiply , oDivide , oModulus , oUnaryPlus ,   oUnaryMinus , oLshift , oRshift , oEq ,   oNotEq , oLtEq , oGtEq , oLt ,   oGt , oLogAnd , oLogOr , oLogNot ,   oBitAnd , oBitOr , oBitNot , oPow ,   oQuery , oColon , oOpenParen , oCloseParen ,   oOpenBracket , oCloseBracket , oOpenBrace , oCloseBrace ,   oAssign , oNull }
enum	ConstantE {   cEpsilon , cE , cOpaque , cPhi ,   cPi , cQuantumRange , cQuantumScale , cTransparent ,   cMaxRgb , cNull }
enum	FunctionE {   fAbs = oNull+1 , fAcos , fAlt , fAsin ,   fAtan2 , fAtan , fCeil , fChannel ,   fClamp , fCosh , fCos , fDebug ,   fDrc , fExp , fFloor , fGauss ,   fGcd , fHypot , fInt , fIsnan ,   fLn , fLogtwo , fLog , fMax ,   fMin , fMod , fNot , fPow ,   fRand , fRound , fSign , fSinc ,   fSinh , fSin , fSqrt , fSquish ,   fTanh , fTan , fTrunc , fDo ,   fFor , fIf , fWhile , fU ,   fU0 , fUP , fS , fV ,   fP , fSP , fVP , fNull }
enum	ImgAttrE {   aDepth = fNull+1 , aExtent , aKurtosis , aMaxima ,   aMean , aMedian , aMinima , aPage ,   aPageX , aPageY , aPageWid , aPageHt ,   aPrintsize , aPrintsizeX , aPrintsizeY , aQuality ,   aRes , aResX , aResY , aSkewness ,   aStdDev , aH , aN , aT ,   aW , aZ , aNull }
enum	SymbolE {   sHue = aNull+1 , sIntensity , sLightness , sLuma ,   sLuminance , sSaturation , sA , sB ,   sC , sG , sI , sJ ,   sK , sM , sO , sR ,   sY , sNull }
enum	ControlE {   rGoto = FirstCont , rIfZeroGoto , rIfNotZeroGoto , rCopyFrom ,   rCopyTo , rZerStk , rNull }
enum	ElementTypeE {   etOperator , etConstant , etFunction , etImgAttr ,   etSymbol , etColourConstant , etControl }
enum	RunTypeE { rtUnknown , rtEntireImage , rtCornerOnly }

Functions
static MagickBooleanType	TranslateStatementList (FxInfo *pfx, const char *strLimit, char *chLimit)
static MagickBooleanType	TranslateExpression (FxInfo *pfx, const char *strLimit, char *chLimit, MagickBooleanType *needPopAll)
static MagickBooleanType	GetFunction (FxInfo *pfx, FunctionE fe)
static MagickBooleanType	InitFx (FxInfo *pfx, const Image *img, MagickBooleanType CalcAllStats, ExceptionInfo *exception)
static MagickBooleanType	DeInitFx (FxInfo *pfx)
static ElementTypeE	TypeOfOpr (int op)
static char *	SetPtrShortExp (FxInfo *pfx, char *pExp, size_t len)
static char *	SetShortExp (FxInfo *pfx)
static int	FindUserSymbol (FxInfo *pfx, char *name)
static MagickBooleanType	ExtendUserSymbols (FxInfo *pfx)
static int	AddUserSymbol (FxInfo *pfx, char *pex, size_t len)
static void	DumpTables (FILE *fh)
static char *	NameOfUserSym (FxInfo *pfx, int ndx, char *buf)
static void	DumpUserSymbols (FxInfo *pfx, FILE *fh)
static MagickBooleanType	BuildRPN (FxInfo *pfx)
static MagickBooleanType	AllocFxRt (FxInfo *pfx, fxRtT *pfxrt)
static MagickBooleanType	ExtendRPN (FxInfo *pfx)
static MagickBooleanType	OprInPlace (int op)
static const char *	OprStr (int oprNum)
static MagickBooleanType	DumpRPN (FxInfo *pfx, FILE *fh)
static void	DestroyRPN (FxInfo *pfx)
static void	DestroyFxRt (fxRtT *pfxrt)
static size_t	GetToken (FxInfo *pfx)
static MagickBooleanType	TokenMaybeUserSymbol (FxInfo *pfx)
static MagickBooleanType	AddElement (FxInfo *pfx, fxFltType val, int oprNum)
static MagickBooleanType	AddAddressingElement (FxInfo *pfx, int oprNum, int EleNdx)
static MagickBooleanType	AddColourElement (FxInfo *pfx, fxFltType val0, fxFltType val1, fxFltType val2)
static void	SkipSpaces (FxInfo *pfx)
static char	PeekChar (FxInfo *pfx)
static MagickBooleanType	PeekStr (FxInfo *pfx, const char *str)
static MagickBooleanType	ExpectChar (FxInfo *pfx, char c)
static int	MaybeXYWH (FxInfo *pfx, ImgAttrE *pop)
static MagickBooleanType	ExtendOperatorStack (FxInfo *pfx)
static MagickBooleanType	PushOperatorStack (FxInfo *pfx, int op)
static OperatorE	GetLeadingOp (FxInfo *pfx)
static MagickBooleanType	OprIsUnaryPrefix (OperatorE op)
static MagickBooleanType	TopOprIsUnaryPrefix (FxInfo *pfx)
static MagickBooleanType	PopOprOpenParen (FxInfo *pfx, OperatorE op)
static int	GetCoordQualifier (FxInfo *pfx, int op)
static PixelChannel	GetChannelQualifier (FxInfo *pfx, int op)
static ImgAttrE	GetImgAttrToken (FxInfo *pfx)
static ImgAttrE	GetImgAttrQualifier (FxInfo *pfx, int op)
static MagickBooleanType	IsQualifier (FxInfo *pfx)
static ssize_t	GetProperty (FxInfo *pfx, fxFltType *val)
static ssize_t	GetConstantColour (FxInfo *pfx, fxFltType *v0, fxFltType *v1, fxFltType *v2)
static ssize_t	GetHexColour (FxInfo *pfx, fxFltType *v0, fxFltType *v1, fxFltType *v2)
static MagickBooleanType	IsStealth (int op)
static MagickBooleanType	GetOperand (FxInfo *pfx, MagickBooleanType *UserSymbol, MagickBooleanType *NewUserSymbol, int *UserSymNdx, MagickBooleanType *needPopAll)
static MagickBooleanType	IsRealOperator (OperatorE op)
static MagickBooleanType	ProcessTernaryOpr (FxInfo *pfx, TernaryT *ptern)
static MagickBooleanType	GetOperator (FxInfo *pfx, MagickBooleanType *Assign, MagickBooleanType *Update, MagickBooleanType *IncrDecr)
static MagickBooleanType	ResolveTernaryAddresses (FxInfo *pfx, TernaryT *ptern)
static MagickBooleanType	TranslateStatement (FxInfo *pfx, char *strLimit, char *chLimit)
static ChannelStatistics *	CollectOneImgStats (FxInfo *pfx, Image *img)
static MagickBooleanType	CollectStatistics (FxInfo *pfx)
static MagickBooleanType	PushVal (FxInfo *pfx, fxRtT *pfxrt, fxFltType val, int addr)
static fxFltType	PopVal (FxInfo *pfx, fxRtT *pfxrt, int addr)
static fxFltType	ImageStat (FxInfo *pfx, ssize_t ImgNum, PixelChannel channel, ImgAttrE ia)
static fxFltType	FxGcd (fxFltType x, fxFltType y, const size_t depth)
static ssize_t	ChkImgNum (FxInfo *pfx, fxFltType f)
static fxFltType	GetHslFlt (FxInfo *pfx, ssize_t ImgNum, const fxFltType fx, const fxFltType fy, int channel)
static fxFltType	GetHslInt (FxInfo *pfx, ssize_t ImgNum, const ssize_t imgx, const ssize_t imgy, int channel)
static fxFltType	GetIntensity (FxInfo *pfx, ssize_t ImgNum, const fxFltType fx, const fxFltType fy)
static MagickBooleanType	ExecuteRPN (FxInfo *pfx, fxRtT *pfxrt, fxFltType *result, const PixelChannel channel, const ssize_t imgx, const ssize_t imgy)
MagickPrivate MagickBooleanType	FxEvaluateChannelExpression (FxInfo *pfx, const PixelChannel channel, const ssize_t x, const ssize_t y, double *result, ExceptionInfo *exception)
static FxInfo *	AcquireFxInfoPrivate (const Image *images, const char *expression, MagickBooleanType CalcAllStats, ExceptionInfo *exception)
FxInfo *	AcquireFxInfo (const Image *images, const char *expression, ExceptionInfo *exception)
FxInfo *	DestroyFxInfo (FxInfo *pfx)
MagickExport Image *	FxImage (const Image *image, const char *expression, ExceptionInfo *exception)

Variables
static const OperatorT	Operators []
static const ConstantT	Constants []
static const FunctionT	Functions []
static const ImgAttrT	ImgAttrs []
static const SymbolT	Symbols []
static const ControlT	Controls []
static const ChannelT	Channels []
static const char *	sElementTypes []

Macro Definition Documentation

FirstCont

#define FirstCont   (sNull+1)

Definition at line 526 of file fx.c.

FirstFunc

#define FirstFunc   ((FunctionE) (oNull+1))

Definition at line 232 of file fx.c.

FirstImgAttr

#define FirstImgAttr   ((ImgAttrE) (fNull+1))

Definition at line 400 of file fx.c.

FirstSym

#define FirstSym   ((SymbolE) (aNull+1))

Definition at line 471 of file fx.c.

FxImageTag

#define FxImageTag   "FxNew/Image"

FxMaxFunctionDepth

#define FxMaxFunctionDepth   200

HUE_CHANNEL

#define HUE_CHANNEL   ((PixelChannel) (-3))

Definition at line 569 of file fx.c.

InitNumOprStack

#define InitNumOprStack   50

Definition at line 105 of file fx.c.

InitNumUserSymbols

#define InitNumUserSymbols   50

Definition at line 107 of file fx.c.

INTENSITY_CHANNEL

#define INTENSITY_CHANNEL   ((PixelChannel) (-6))

Definition at line 572 of file fx.c.

LIGHT_CHANNEL

#define LIGHT_CHANNEL   ((PixelChannel) (-5))

Definition at line 571 of file fx.c.

MAX_SLIMIT

#define MAX_SLIMIT   10

MaxLen

#define MaxLen   20

MaxTokenLen

#define MaxTokenLen   100

Definition at line 102 of file fx.c.

MinValStackSize

#define MinValStackSize   100

Definition at line 106 of file fx.c.

NO_CHAN_QUAL

#define NO_CHAN_QUAL   ((PixelChannel) (-1))

Definition at line 567 of file fx.c.

NULL_ADDRESS

#define NULL_ADDRESS   -2

Definition at line 555 of file fx.c.

RpnInit

#define RpnInit   100

Definition at line 103 of file fx.c.

SAT_CHANNEL

#define SAT_CHANNEL   ((PixelChannel) (-4))

Definition at line 570 of file fx.c.

TableExtend

#define TableExtend   0.1

Definition at line 104 of file fx.c.

THIS_CHANNEL

#define THIS_CHANNEL   ((PixelChannel) (-2))

Definition at line 568 of file fx.c.

WHICH_ATTR_CHAN

#define WHICH_ATTR_CHAN

Value:

  (pel->ChannelQual == NO_CHAN_QUAL) ? CompositePixelChannel : \
  (pel->ChannelQual == THIS_CHANNEL) ? channel : pel->ChannelQual

Definition at line 2995 of file fx.c.

WHICH_NON_ATTR_CHAN

#define WHICH_NON_ATTR_CHAN

Value:

  (pel->ChannelQual == NO_CHAN_QUAL || \
   pel->ChannelQual == THIS_CHANNEL || \
   pel->ChannelQual == CompositePixelChannel \
  ) ? (channel == CompositePixelChannel ? RedPixelChannel: channel) \
    : pel->ChannelQual

Definition at line 2999 of file fx.c.

Typedef Documentation

fxFltType

typedef long double fxFltType

Definition at line 109 of file fx.c.

Enumeration Type Documentation

ConstantE

enum ConstantE

Enumerator
cEpsilon
cE
cOpaque
cPhi
cPi
cQuantumRange
cQuantumScale
cTransparent
cMaxRgb
cNull

Definition at line 200 of file fx.c.

ControlE

enum ControlE

Enumerator
rGoto
rIfZeroGoto
rIfNotZeroGoto
rCopyFrom
rCopyTo
rZerStk
rNull

Definition at line 529 of file fx.c.

ElementTypeE

enum ElementTypeE

Enumerator
etOperator
etConstant
etFunction
etImgAttr
etSymbol
etColourConstant
etControl

Definition at line 600 of file fx.c.

FunctionE

enum FunctionE

Enumerator
fAbs
fAcos
fAlt
fAsin
fAtan2
fAtan
fCeil
fChannel
fClamp
fCosh
fCos
fDebug
fDrc
fExp
fFloor
fGauss
fGcd
fHypot
fInt
fIsnan
fLn
fLogtwo
fLog
fMax
fMin
fMod
fNot
fPow
fRand
fRound
fSign
fSinc
fSinh
fSin
fSqrt
fSquish
fTanh
fTan
fTrunc
fDo
fFor
fIf
fWhile
fU
fU0
fUP
fS
fV
fP
fSP
fVP
fNull

Definition at line 234 of file fx.c.

ImgAttrE

enum ImgAttrE

Enumerator
aDepth
aExtent
aKurtosis
aMaxima
aMean
aMedian
aMinima
aPage
aPageX
aPageY
aPageWid
aPageHt
aPrintsize
aPrintsizeX
aPrintsizeY
aQuality
aRes
aResX
aResY
aSkewness
aStdDev
aH
aN
aT
aW
aZ
aNull

Definition at line 402 of file fx.c.

OperatorE

enum OperatorE

Enumerator
oAddEq
oSubtractEq
oMultiplyEq
oDivideEq
oPlusPlus
oSubSub
oAdd
oSubtract
oMultiply
oDivide
oModulus
oUnaryPlus
oUnaryMinus
oLshift
oRshift
oEq
oNotEq
oLtEq
oGtEq
oLt
oGt
oLogAnd
oLogOr
oLogNot
oBitAnd
oBitOr
oBitNot
oPow
oQuery
oColon
oOpenParen
oCloseParen
oOpenBracket
oCloseBracket
oOpenBrace
oCloseBrace
oAssign
oNull

Definition at line 111 of file fx.c.

RunTypeE

enum RunTypeE

Enumerator
rtUnknown
rtEntireImage
rtCornerOnly

Definition at line 636 of file fx.c.

SymbolE

enum SymbolE

Enumerator
sHue
sIntensity
sLightness
sLuma
sLuminance
sSaturation
sA
sB
sC
sG
sI
sJ
sK
sM
sO
sR
sY
sNull

Definition at line 473 of file fx.c.

Function Documentation

AcquireFxInfo()

FxInfo * AcquireFxInfo	(	const Image *	images,
		const char *	expression,
		ExceptionInfo *	exception
	)

Definition at line 4105 of file fx.c.

References AcquireFxInfoPrivate(), and MagickFalse.

AcquireFxInfoPrivate()

static FxInfo * AcquireFxInfoPrivate ( const Image *  images, const char *  expression, MagickBooleanType  CalcAllStats, ExceptionInfo *  exception  )

static

Definition at line 3966 of file fx.c.

References AcquireCriticalMemory(), AcquireQuantumMemory(), AllocFxRt(), BuildRPN(), CollectStatistics(), ConstantString(), _FxInfo::DebugOpt, DeInitFx(), DestroyFxRt(), DestroyRPN(), DestroyString(), DumpRPN(), DumpTables(), DumpUserSymbols(), _FxInfo::exception, _FxInfo::expression, FileToString(), _FxInfo::fxrts, GetMagickModule, GetMagickResourceLimit(), InitFx(), IsRightsAuthorized(), MagickFalse, _FxInfo::NeedStats, OptionError, PathPolicyDomain, _FxInfo::pex, PolicyError, ReadPolicyRights, RelinquishMagickMemory(), ResourceLimitFatalError, rtEntireImage, _FxInfo::runType, _FxInfo::statistics, _FxInfo::teDepth, ThreadResource, ThrowMagickException(), and TranslateStatementList().

Referenced by AcquireFxInfo(), and FxImage().

AddAddressingElement()

static MagickBooleanType AddAddressingElement ( FxInfo *  pfx, int  oprNum, int  EleNdx  )

static

Definition at line 1218 of file fx.c.

References AddElement(), ElementT::DoPush, _FxInfo::Elements, ElementT::EleNdx, MagickFalse, MagickTrue, rGoto, rIfNotZeroGoto, rIfZeroGoto, rZerStk, and _FxInfo::usedElements.

Referenced by GetFunction(), GetOperand(), ProcessTernaryOpr(), and TranslateExpression().

AddColourElement()

static MagickBooleanType AddColourElement ( FxInfo *  pfx, fxFltType  val0, fxFltType  val1, fxFltType  val2  )

static

Definition at line 1237 of file fx.c.

References AddElement(), _FxInfo::Elements, etColourConstant, MagickFalse, MagickTrue, oNull, ElementT::type, _FxInfo::usedElements, ElementT::val1, and ElementT::val2.

Referenced by GetOperand().

AddElement()

static MagickBooleanType AddElement ( FxInfo *  pfx, fxFltType  val, int  oprNum  )

static

Definition at line 1185 of file fx.c.

References aNull, ElementT::ChannelQual, Controls, ElementT::DoPush, _FxInfo::Elements, ElementT::EleNdx, ExtendRPN(), FirstCont, FirstFunc, fNull, Functions, ElementT::ImgAttrQual, ElementT::lenExp, MagickFalse, MagickTrue, OperatorT::nArgs, FunctionT::nArgs, ControlT::nArgs, ElementT::nArgs, ElementT::nDest, NO_CHAN_QUAL, _FxInfo::numElements, oNull, Operators, ElementT::oprNum, ElementT::pExpStart, rNull, sNull, ElementT::type, TypeOfOpr(), _FxInfo::usedElements, ElementT::val, ElementT::val1, and ElementT::val2.

Referenced by AddAddressingElement(), AddColourElement(), GetFunction(), GetOperand(), GetOperator(), and TranslateExpression().

AddUserSymbol()

static int AddUserSymbol ( FxInfo *  pfx, char *  pex, size_t  len  )

static

Definition at line 859 of file fx.c.

References ExtendUserSymbols(), UserSymbolT::len, _FxInfo::numUserSymbols, UserSymbolT::pex, _FxInfo::usedUserSymbols, and _FxInfo::UserSymbols.

Referenced by GetOperand().

AllocFxRt()

static MagickBooleanType AllocFxRt ( FxInfo *  pfx, fxRtT *  pfxrt  )

static

Definition at line 954 of file fx.c.

References AcquireMagickMemory(), AcquireRandomInfo(), _FxInfo::exception, GetMagickModule, GetPseudoRandomValue(), MagickFalse, MagickTrue, _FxInfo::maxUsedOprStack, MinValStackSize, fxRtT::numValStack, fxRtT::random_info, ResourceLimitFatalError, fxRtT::thisPixel, ThrowMagickException(), _FxInfo::usedUserSymbols, fxRtT::usedValStack, fxRtT::UserSymVals, and fxRtT::ValStack.

Referenced by AcquireFxInfoPrivate().

BuildRPN()

static MagickBooleanType BuildRPN ( FxInfo *  pfx )

static

Definition at line 912 of file fx.c.

References AcquireMagickMemory(), _FxInfo::Elements, _FxInfo::exception, GetMagickModule, InitNumOprStack, InitNumUserSymbols, MagickFalse, MagickTrue, _FxInfo::maxUsedOprStack, _FxInfo::numElements, _FxInfo::numOprStack, _FxInfo::numUserSymbols, _FxInfo::OperatorStack, ResourceLimitFatalError, RpnInit, ThrowMagickException(), _FxInfo::usedElements, _FxInfo::usedOprStack, _FxInfo::usedUserSymbols, and _FxInfo::UserSymbols.

Referenced by AcquireFxInfoPrivate().

ChkImgNum()

static ssize_t ChkImgNum ( FxInfo *  pfx, fxFltType  f  )

inlinestatic

Definition at line 2980 of file fx.c.

References _FxInfo::exception, GetMagickModule, _FxInfo::ImgListLen, OptionError, and ThrowMagickException().

Referenced by ExecuteRPN().

CollectOneImgStats()

static ChannelStatistics * CollectOneImgStats ( FxInfo *  pfx, Image *  img  )

static

Definition at line 2778 of file fx.c.

References _ChannelStatistics::entropy, _FxInfo::exception, GetImageStatistics(), _ChannelStatistics::kurtosis, _ChannelStatistics::maxima, MaxPixelChannels, _ChannelStatistics::mean, _ChannelStatistics::median, _ChannelStatistics::minima, QuantumScale, _ChannelStatistics::skewness, and _ChannelStatistics::standard_deviation.

Referenced by CollectStatistics(), ExecuteRPN(), and ImageStat().

CollectStatistics()

static MagickBooleanType CollectStatistics ( FxInfo *  pfx )

static

Definition at line 2801 of file fx.c.

References AcquireMagickMemory(), CollectOneImgStats(), _FxInfo::exception, GetFirstImageInList(), GetMagickModule, GetNextImageInList(), _FxInfo::GotStats, _FxInfo::image, _FxInfo::ImgListLen, MagickFalse, MagickTrue, ResourceLimitFatalError, _FxInfo::statistics, and ThrowMagickException().

Referenced by AcquireFxInfoPrivate().

DeInitFx()

static MagickBooleanType DeInitFx ( FxInfo *  pfx )

static

Definition at line 763 of file fx.c.

References DestroyCacheView(), DestroyRandomInfoTLS(), GetImageListLength(), _FxInfo::image, _FxInfo::Images, _FxInfo::Imgs, MagickTrue, _FxInfo::random_infos, RelinquishMagickMemory(), _FxInfo::statistics, and ImgT::View.

Referenced by AcquireFxInfoPrivate(), and DestroyFxInfo().

DestroyFxInfo()

FxInfo * DestroyFxInfo

(

FxInfo *

pfx

)

Definition at line 4110 of file fx.c.

References DeInitFx(), DestroyFxRt(), DestroyRPN(), DestroyString(), _FxInfo::expression, _FxInfo::fxrts, GetMagickResourceLimit(), _FxInfo::image, _FxInfo::Images, _FxInfo::Imgs, _FxInfo::pex, RelinquishMagickMemory(), and ThreadResource.

Referenced by FxImage(), and InterpretImageProperties().

DestroyFxRt()

static void DestroyFxRt ( fxRtT *  pfxrt )

static

Definition at line 1113 of file fx.c.

References DestroyRandomInfo(), fxRtT::random_info, RelinquishMagickMemory(), fxRtT::usedValStack, fxRtT::UserSymVals, and fxRtT::ValStack.

Referenced by AcquireFxInfoPrivate(), and DestroyFxInfo().

DestroyRPN()

static void DestroyRPN ( FxInfo *  pfx )

static

Definition at line 1099 of file fx.c.

References _FxInfo::Elements, _FxInfo::numElements, _FxInfo::numOprStack, _FxInfo::OperatorStack, RelinquishMagickMemory(), _FxInfo::usedElements, _FxInfo::usedOprStack, _FxInfo::usedUserSymbols, and _FxInfo::UserSymbols.

Referenced by AcquireFxInfoPrivate(), and DestroyFxInfo().

DumpRPN()

static MagickBooleanType DumpRPN ( FxInfo *  pfx, FILE *  fh  )

static

Definition at line 1026 of file fx.c.

References aNull, ElementT::ChannelQual, ElementT::DoPush, _FxInfo::Elements, ElementT::EleNdx, etColourConstant, fP, fSP, fUP, fVP, _FxInfo::GotStats, ElementT::ImgAttrQual, _FxInfo::ImgListLen, ElementT::IsRelative, MagickPathExtent, MagickTrue, _FxInfo::maxUsedOprStack, NameOfUserSym(), ElementT::nArgs, ElementT::nDest, _FxInfo::NeedHsl, _FxInfo::NeedStats, NO_CHAN_QUAL, _FxInfo::numElements, OprInPlace(), ElementT::oprNum, OprStr(), _FxInfo::precision, rCopyFrom, rCopyTo, rGoto, rIfNotZeroGoto, rIfZeroGoto, rtCornerOnly, rtEntireImage, _FxInfo::runType, sElementTypes, THIS_CHANNEL, ElementT::type, _FxInfo::usedElements, ElementT::val, ElementT::val1, and ElementT::val2.

Referenced by AcquireFxInfoPrivate().

DumpTables()

static void DumpTables ( FILE *  fh )

static

Definition at line 872 of file fx.c.

References aNull, Controls, FirstCont, FirstFunc, FirstImgAttr, FirstSym, fNull, Functions, ImgAttrs, oNull, Operators, rNull, sNull, OperatorT::str, FunctionT::str, ImgAttrT::str, SymbolT::str, ControlT::str, and Symbols.

Referenced by AcquireFxInfoPrivate().

DumpUserSymbols()

static void DumpUserSymbols ( FxInfo *  pfx, FILE *  fh  )

static

Definition at line 902 of file fx.c.

References MagickPathExtent, NameOfUserSym(), and _FxInfo::usedUserSymbols.

Referenced by AcquireFxInfoPrivate().

ExecuteRPN()

static MagickBooleanType ExecuteRPN ( FxInfo *  pfx, fxRtT *  pfxrt, fxFltType *  result, const PixelChannel  channel, const ssize_t  imgx, const ssize_t  imgy  )

static

Definition at line 3090 of file fx.c.

References aDepth, aExtent, aH, aKurtosis, aMaxima, aMean, aMedian, aMinima, aN, aNull, aPage, aPageHt, aPageWid, aPageX, aPageY, aPrintsize, aPrintsizeX, aPrintsizeY, aQuality, aRes, aResX, aResY, aSkewness, aStdDev, aT, aW, aZ, _Image::channel_map, ElementT::ChannelQual, ChkImgNum(), CollectOneImgStats(), _Image::columns, ConvertRGBToHSL(), ElementT::DoPush, _FxInfo::Elements, ElementT::EleNdx, etColourConstant, _FxInfo::exception, _Image::extent, fAbs, fAcos, fAlt, fAsin, fAtan, fAtan2, fCeil, fChannel, fClamp, fCos, fCosh, fDebug, fDo, fDrc, fExp, fFloor, fFor, fGauss, fGcd, fHypot, fIf, _Image::filename, fInt, fIsnan, fLn, fLog, fLogtwo, fMax, fMin, fMod, fNot, fNull, fP, fPow, fRand, fRound, fS, fSign, fSin, fSinc, fSinh, fSP, fSqrt, fSquish, fTan, fTanh, fTrunc, fU, fU0, fUP, fV, fVP, fWhile, FxGcd(), GetCacheViewVirtualPixels(), GetHslFlt(), GetHslInt(), GetImageDepth(), GetIntensity(), GetMagickModule, GetPixelAlpha(), GetPixelBlack(), GetPixelBlue(), GetPixelCyan(), GetPixelGreen(), GetPixelRed(), GetPixelYellow(), GetPseudoRandomValue(), _FxInfo::GotStats, _RectangleInfo::height, HUE_CHANNEL, _FxInfo::image, _FxInfo::Images, ImageStat(), ElementT::ImgAttrQual, _FxInfo::ImgListLen, _FxInfo::ImgNum, _FxInfo::Imgs, INTENSITY_CHANNEL, _Image::interpolate, InterpolatePixelChannel(), IsNaN, ElementT::IsRelative, _ChannelStatistics::kurtosis, ElementT::lenExp, LIGHT_CHANNEL, MagickEpsilon, MagickFalse, MagickPI, MagickTrue, _ChannelStatistics::maxima, _ChannelStatistics::mean, _ChannelStatistics::median, _ChannelStatistics::minima, ElementT::nArgs, _FxInfo::NeedHsl, _FxInfo::NeedStats, NO_CHAN_QUAL, oAdd, oAddEq, oAssign, oBitAnd, oBitNot, oBitOr, oCloseBrace, oCloseBracket, oCloseParen, oColon, oDivide, oDivideEq, oEq, _PixelChannelMap::offset, oGt, oGtEq, oLogAnd, oLogNot, oLogOr, oLshift, oLt, oLtEq, oModulus, oMultiply, oMultiplyEq, oNotEq, oNull, oOpenBrace, oOpenBracket, oOpenParen, oPlusPlus, oPow, ElementT::oprNum, OprStr(), OptionError, oQuery, oRshift, oSubSub, oSubtract, oSubtractEq, oUnaryMinus, oUnaryPlus, _Image::page, PerceptibleReciprocal(), ElementT::pExpStart, PopVal(), _FxInfo::precision, PushVal(), _Image::quality, QuantumScale, fxRtT::random_info, rCopyFrom, rCopyTo, RelinquishMagickMemory(), _Image::resolution, rGoto, rIfNotZeroGoto, rIfZeroGoto, rNull, _Image::rows, rZerStk, sA, SAT_CHANNEL, sB, sC, SetPtrShortExp(), _ExceptionInfo::severity, sG, sHue, sI, sIntensity, sJ, sK, _ChannelStatistics::skewness, sLightness, sLuma, sLuminance, sM, sNull, sO, sR, sSaturation, _ChannelStatistics::standard_deviation, _FxInfo::statistics, sY, THIS_CHANNEL, fxRtT::thisPixel, ThrowMagickException(), ElementT::type, UndefinedException, _FxInfo::usedElements, fxRtT::usedValStack, fxRtT::UserSymVals, ElementT::val, ElementT::val1, ElementT::val2, ImgT::View, WHICH_ATTR_CHAN, WHICH_NON_ATTR_CHAN, _RectangleInfo::width, _PointInfo::x, _RectangleInfo::x, _PointInfo::y, and _RectangleInfo::y.

Referenced by FxEvaluateChannelExpression(), and FxImage().

ExpectChar()

static MagickBooleanType ExpectChar ( FxInfo *  pfx, char  c  )

static

Definition at line 1266 of file fx.c.

References _FxInfo::exception, GetMagickModule, MagickFalse, MagickTrue, OptionError, PeekChar(), _FxInfo::pex, SetShortExp(), and ThrowMagickException().

Referenced by GetFunction(), and MaybeXYWH().

ExtendOperatorStack()

static MagickBooleanType ExtendOperatorStack ( FxInfo *  pfx )

static

Definition at line 1319 of file fx.c.

References _FxInfo::exception, GetMagickModule, MagickFalse, MagickTrue, _FxInfo::numOprStack, _FxInfo::OperatorStack, ResizeMagickMemory(), ResourceLimitFatalError, TableExtend, and ThrowMagickException().

Referenced by PushOperatorStack().

ExtendRPN()

static MagickBooleanType ExtendRPN ( FxInfo *  pfx )

static

Definition at line 992 of file fx.c.

References _FxInfo::Elements, _FxInfo::exception, GetMagickModule, MagickFalse, MagickTrue, _FxInfo::numElements, ResizeMagickMemory(), ResourceLimitFatalError, TableExtend, and ThrowMagickException().

Referenced by AddElement().

ExtendUserSymbols()

static MagickBooleanType ExtendUserSymbols ( FxInfo *  pfx )

static

Definition at line 844 of file fx.c.

References _FxInfo::exception, GetMagickModule, MagickFalse, MagickTrue, _FxInfo::numUserSymbols, ResizeMagickMemory(), ResourceLimitFatalError, TableExtend, ThrowMagickException(), and _FxInfo::UserSymbols.

Referenced by AddUserSymbol().

FindUserSymbol()

static int FindUserSymbol ( FxInfo *  pfx, char *  name  )

static

Definition at line 828 of file fx.c.

References UserSymbolT::len, LocaleNCompare(), NULL_ADDRESS, UserSymbolT::pex, _FxInfo::usedUserSymbols, and _FxInfo::UserSymbols.

Referenced by GetOperand().

FxEvaluateChannelExpression()

MagickPrivate MagickBooleanType FxEvaluateChannelExpression	(	FxInfo *	pfx,
		const PixelChannel	channel,
		const ssize_t	x,
		const ssize_t	y,
		double *	result,
		ExceptionInfo *	exception
	)

Definition at line 3936 of file fx.c.

References ExecuteRPN(), _FxInfo::fxrts, GetMagickModule, GetOpenMPThreadId(), _FxInfo::image, _FxInfo::Images, _FxInfo::Imgs, MagickFalse, MagickTrue, OptionError, fxRtT::thisPixel, and ThrowMagickException().

Referenced by InterpretImageProperties().

FxGcd()

static fxFltType FxGcd ( fxFltType  x, fxFltType  y, const size_t  depth  )

inlinestatic

Definition at line 2969 of file fx.c.

References FxGcd(), and FxMaxFunctionDepth.

Referenced by ExecuteRPN(), and FxGcd().

FxImage()

MagickExport Image * FxImage	(	const Image *	image,
		const char *	expression,
		ExceptionInfo *	exception
	)

Definition at line 4139 of file fx.c.

References AcquireAuthenticCacheView(), AcquireFxInfoPrivate(), AcquireVirtualCacheView(), ClampToQuantum(), CloneImage(), _Image::columns, CopyPixelTrait, _FxInfo::DebugOpt, DestroyCacheView(), DestroyFxInfo(), DestroyImage(), DirectClass, _FxInfo::exception, ExecuteRPN(), _Image::filename, FxImageTag, _FxInfo::fxrts, GetCacheViewVirtualPixels(), GetMagickModule, GetMagickResourceLimit(), GetOpenMPThreadId(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), _FxInfo::image, _FxInfo::Images, _FxInfo::Imgs, IsEventLogging(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickPathExtent, MagickTrue, NameOfUserSym(), _FxInfo::precision, _Image::progress_monitor, QuantumRange, QueueCacheViewAuthenticPixels(), _Image::rows, SetImageProgress(), SetImageStorageClass(), SetPixelChannel(), _ExceptionInfo::severity, _Image::signature, SyncCacheViewAuthenticPixels(), fxRtT::thisPixel, ThreadResource, TraceEvent, UndefinedException, UndefinedPixelTrait, _FxInfo::usedUserSymbols, and fxRtT::UserSymVals.

GetChannelQualifier()

static PixelChannel GetChannelQualifier ( FxInfo *  pfx, int  op  )

static

Definition at line 1400 of file fx.c.

References aNull, Channels, _FxInfo::exception, FirstImgAttr, fP, fS, fU, fUP, fV, fVP, GetMagickModule, GetToken(), HUE_CHANNEL, _FxInfo::lenToken, LIGHT_CHANNEL, LocaleCompare(), NO_CHAN_QUAL, OptionError, _FxInfo::pex, ChannelT::pixChan, SAT_CHANNEL, SetShortExp(), ChannelT::str, ThrowMagickException(), and _FxInfo::token.

Referenced by GetFunction(), and GetOperand().

GetConstantColour()

static ssize_t GetConstantColour ( FxInfo *  pfx, fxFltType *  v0, fxFltType *  v1, fxFltType *  v2  )

inlinestatic

Definition at line 1553 of file fx.c.

References AcquireExceptionInfo(), AllCompliance, _PixelInfo::blue, CopyMagickString(), DestroyExceptionInfo(), _FxInfo::exception, GetMagickModule, GetPixelInfo(), _PixelInfo::green, _FxInfo::image, _FxInfo::lenToken, LocaleCompare(), LocaleNCompare(), MagickColorspaceOptions, MagickFalse, MagickPathExtent, MagickTrue, MaxTokenLen, OptionError, ParseCommandOption(), _FxInfo::pex, QuantumRange, QueryColorCompliance(), _PixelInfo::red, SetShortExp(), ThrowMagickException(), and _FxInfo::token.

Referenced by GetOperand().

GetCoordQualifier()

static int GetCoordQualifier ( FxInfo *  pfx, int  op  )

static

Definition at line 1383 of file fx.c.

References fP, fS, fU, fV, GetFunction(), GetToken(), _FxInfo::lenToken, and _FxInfo::token.

Referenced by GetFunction().

GetFunction()

static MagickBooleanType GetFunction ( FxInfo *  pfx, FunctionE  fe  )

static

Definition at line 1696 of file fx.c.

References AddAddressingElement(), AddElement(), aNull, ElementT::ChannelQual, CompositePixelChannel, _FxInfo::ContainsDebug, ElementT::DoPush, _FxInfo::Elements, ElementT::EleNdx, etConstant, _FxInfo::exception, ExpectChar(), fChannel, fDebug, fDo, fFor, fIf, FirstFunc, FirstImgAttr, fP, fS, fSP, fU, fU0, Functions, fUP, fV, fVP, fWhile, GetChannelQualifier(), GetCoordQualifier(), GetImgAttrQualifier(), GetMagickModule, HUE_CHANNEL, ElementT::ImgAttrQual, IsQualifier(), ElementT::IsRelative, ElementT::lenExp, _FxInfo::lenToken, LIGHT_CHANNEL, MagickFalse, MagickTrue, FunctionT::nArgs, _FxInfo::NeedHsl, NO_CHAN_QUAL, NULL_ADDRESS, oNull, oOpenBrace, oOpenBracket, oOpenParen, Operators, ElementT::oprNum, OptionError, PeekChar(), _FxInfo::pex, ElementT::pExpStart, PopOprOpenParen(), PushOperatorStack(), rGoto, rIfZeroGoto, rZerStk, SAT_CHANNEL, SetShortExp(), OperatorT::str, FunctionT::str, ThrowMagickException(), _FxInfo::token, TranslateStatementList(), ElementT::type, _FxInfo::usedElements, and ElementT::val.

Referenced by GetCoordQualifier(), and GetOperand().

GetHexColour()

static ssize_t GetHexColour ( FxInfo *  pfx, fxFltType *  v0, fxFltType *  v1, fxFltType *  v2  )

inlinestatic

Definition at line 1646 of file fx.c.

References AllCompliance, _PixelInfo::blue, CopyMagickString(), _FxInfo::exception, GetMagickModule, GetPixelInfo(), _PixelInfo::green, _FxInfo::image, MaxTokenLen, OptionError, _FxInfo::pex, QuantumRange, QueryColorCompliance(), _PixelInfo::red, SetShortExp(), ThrowMagickException(), and _FxInfo::token.

Referenced by GetOperand().

GetHslFlt()

static fxFltType GetHslFlt ( FxInfo *  pfx, ssize_t  ImgNum, const fxFltType  fx, const fxFltType  fy, int  channel  )

static

Definition at line 3006 of file fx.c.

References BluePixelChannel, ConvertRGBToHSL(), _FxInfo::exception, GetMagickModule, GreenPixelChannel, HUE_CHANNEL, _FxInfo::Images, _FxInfo::Imgs, _Image::interpolate, InterpolatePixelChannel(), LIGHT_CHANNEL, MagickFalse, MagickTrue, OptionError, RedPixelChannel, SAT_CHANNEL, ThrowMagickException(), and ImgT::View.

Referenced by ExecuteRPN().

GetHslInt()

static fxFltType GetHslInt ( FxInfo *  pfx, ssize_t  ImgNum, const ssize_t  imgx, const ssize_t  imgy, int  channel  )

static

Definition at line 3039 of file fx.c.

References ConvertRGBToHSL(), _FxInfo::exception, GetCacheViewVirtualPixels(), GetMagickModule, GetPixelBlue(), GetPixelGreen(), GetPixelRed(), HUE_CHANNEL, _FxInfo::Images, _FxInfo::Imgs, LIGHT_CHANNEL, OptionError, SAT_CHANNEL, ThrowMagickException(), and ImgT::View.

Referenced by ExecuteRPN().

GetImgAttrQualifier()

static ImgAttrE GetImgAttrQualifier ( FxInfo *  pfx, int  op  )

static

Definition at line 1459 of file fx.c.

References aNull, fP, fS, fU, fV, GetImgAttrToken(), GetToken(), and _FxInfo::lenToken.

Referenced by GetFunction().

GetImgAttrToken()

static ImgAttrE GetImgAttrToken ( FxInfo *  pfx )

static

Definition at line 1435 of file fx.c.

References aNull, aPage, aPrintsize, aRes, _FxInfo::exception, FirstImgAttr, GetMagickModule, ImgAttrs, LocaleCompare(), MagickTrue, MaybeXYWH(), _FxInfo::NeedStats, OptionError, _FxInfo::pex, SetShortExp(), ImgAttrT::str, ThrowMagickException(), and _FxInfo::token.

Referenced by GetImgAttrQualifier(), and GetOperand().

GetIntensity()

static fxFltType GetIntensity ( FxInfo *  pfx, ssize_t  ImgNum, const fxFltType  fx, const fxFltType  fy  )

inlinestatic

Definition at line 3065 of file fx.c.

References _FxInfo::exception, GetMagickModule, GetPixelInfo(), GetPixelIntensity(), _FxInfo::Images, _FxInfo::ImgNum, _FxInfo::Imgs, _Image::interpolate, InterpolatePixelInfo(), MaxPixelChannels, OptionError, QuantumScale, SetPixelViaPixelInfo(), ThrowMagickException(), and ImgT::View.

Referenced by ExecuteRPN().

GetLeadingOp()

static OperatorE GetLeadingOp ( FxInfo *  pfx )

static

Definition at line 1346 of file fx.c.

References oBitNot, oLogNot, oNull, oOpenParen, oUnaryMinus, oUnaryPlus, and _FxInfo::pex.

Referenced by GetOperand().

GetOperand()

static MagickBooleanType GetOperand ( FxInfo *  pfx, MagickBooleanType *  UserSymbol, MagickBooleanType *  NewUserSymbol, int *  UserSymNdx, MagickBooleanType *  needPopAll  )

static

Definition at line 2042 of file fx.c.

References AddAddressingElement(), AddColourElement(), AddElement(), AddUserSymbol(), aNull, ElementT::ChannelQual, cNull, Constants, _FxInfo::Elements, _FxInfo::exception, fDo, fFor, fIf, FindUserSymbol(), FirstFunc, FirstImgAttr, FirstSym, fNull, Functions, fV, fWhile, GetChannelQualifier(), GetConstantColour(), GetFunction(), GetHexColour(), GetImageArtifact(), GetImgAttrToken(), GetLeadingOp(), GetMagickModule, GetOperand(), GetProperty(), GetToken(), _FxInfo::image, ImgAttrs, _FxInfo::ImgListLen, IsQualifier(), IsStealth(), _FxInfo::lenToken, LocaleCompare(), MagickFalse, MagickTrue, _FxInfo::NeedHsl, NO_CHAN_QUAL, NULL_ADDRESS, oNull, oOpenParen, OprIsUnaryPrefix(), OptionError, _FxInfo::pex, PopOprOpenParen(), PushOperatorStack(), rCopyFrom, SetShortExp(), sHue, SkipSpaces(), sLightness, sNull, sSaturation, ConstantT::str, FunctionT::str, SymbolT::str, Symbols, ThrowMagickException(), _FxInfo::token, TokenMaybeUserSymbol(), TranslateExpression(), and _FxInfo::usedElements.

Referenced by GetOperand(), and TranslateExpression().

GetOperator()

static MagickBooleanType GetOperator ( FxInfo *  pfx, MagickBooleanType *  Assign, MagickBooleanType *  Update, MagickBooleanType *  IncrDecr  )

static

Definition at line 2393 of file fx.c.

References AddElement(), _FxInfo::exception, GetMagickModule, IsRealOperator(), LocaleNCompare(), MagickFalse, MagickTrue, oAssign, oCloseParen, oNull, oOpenParen, Operators, _FxInfo::OperatorStack, oPlusPlus, OprInPlace(), OptionError, oSubSub, _FxInfo::pex, OperatorT::precedence, PushOperatorStack(), SetShortExp(), SkipSpaces(), OperatorT::str, ThrowMagickException(), and _FxInfo::usedOprStack.

Referenced by TranslateExpression().

GetProperty()

static ssize_t GetProperty ( FxInfo *  pfx, fxFltType *  val  )

static

Definition at line 1481 of file fx.c.

References CopyMagickString(), DestroyString(), _FxInfo::exception, GetMagickModule, _FxInfo::image, _Image::image_info, InterpretImageProperties(), MagickPathExtent, MaxTokenLen, OptionError, PeekStr(), _FxInfo::pex, SetShortExp(), and ThrowMagickException().

Referenced by GetOperand().

GetToken()

static size_t GetToken ( FxInfo *  pfx )

static

Definition at line 1122 of file fx.c.

References CopyMagickString(), _FxInfo::exception, GetMagickModule, _FxInfo::lenToken, LocaleNCompare(), MaxTokenLen, OptionError, _FxInfo::pex, SetShortExp(), ThrowMagickException(), and _FxInfo::token.

Referenced by GetChannelQualifier(), GetCoordQualifier(), GetImgAttrQualifier(), GetOperand(), and MaybeXYWH().

ImageStat()

static fxFltType ImageStat ( FxInfo *  pfx, ssize_t  ImgNum, PixelChannel  channel, ImgAttrE  ia  )

inlinestatic

Definition at line 2855 of file fx.c.

References aDepth, aExtent, aH, aKurtosis, aMaxima, aMean, aMedian, aMinima, aN, aPage, aPageHt, aPageWid, aPageX, aPageY, aPrintsize, aPrintsizeX, aPrintsizeY, aQuality, aRes, aResX, aResY, aSkewness, aStdDev, aT, aW, aZ, CollectOneImgStats(), _Image::columns, _FxInfo::exception, GetBlobSize(), GetImageDepth(), GetMagickModule, _FxInfo::GotStats, _RectangleInfo::height, _FxInfo::image, _FxInfo::Images, _FxInfo::ImgListLen, MagickFalse, MagickTrue, MaxPixelChannels, _FxInfo::NeedStats, OptionError, _Image::page, PerceptibleReciprocal(), _Image::quality, RelinquishMagickMemory(), _Image::resolution, _Image::rows, _FxInfo::statistics, ThrowMagickException(), _RectangleInfo::width, _PointInfo::x, _RectangleInfo::x, _PointInfo::y, and _RectangleInfo::y.

Referenced by ExecuteRPN().

InitFx()

static MagickBooleanType InitFx ( FxInfo *  pfx, const Image *  img, MagickBooleanType  CalcAllStats, ExceptionInfo *  exception  )

static

Definition at line 706 of file fx.c.

References AcquireQuantumMemory(), AcquireRandomInfoTLS(), AcquireVirtualCacheView(), _FxInfo::ContainsDebug, _FxInfo::DebugOpt, DestroyCacheView(), _FxInfo::exception, GetFirstImageInList(), GetImageArtifact(), GetImageIndexInList(), GetImageListLength(), GetMagickModule, GetMagickPrecision(), _FxInfo::GotStats, _FxInfo::image, ImageListToArray(), _FxInfo::Images, _FxInfo::ImgListLen, _FxInfo::ImgNum, _FxInfo::Imgs, IsStringTrue(), MagickFalse, MagickTrue, _FxInfo::NeedHsl, _FxInfo::NeedStats, _Image::next, _FxInfo::precision, _FxInfo::random_infos, RelinquishMagickMemory(), ResourceLimitFatalError, rtCornerOnly, rtEntireImage, _FxInfo::runType, _FxInfo::statistics, ThrowMagickException(), and ImgT::View.

Referenced by AcquireFxInfoPrivate().

IsQualifier()

static MagickBooleanType IsQualifier ( FxInfo *  pfx )

static

Definition at line 1472 of file fx.c.

References MagickFalse, MagickTrue, PeekChar(), and _FxInfo::pex.

Referenced by GetFunction(), and GetOperand().

IsRealOperator()

static MagickBooleanType IsRealOperator ( OperatorE  op )

inlinestatic

Definition at line 2337 of file fx.c.

References MagickFalse, MagickTrue, and oCloseBrace.

Referenced by GetOperator().

IsStealth()

static MagickBooleanType IsStealth ( int  op )

static

Definition at line 2035 of file fx.c.

References FirstCont, fSP, fU0, fUP, fVP, MagickFalse, MagickTrue, and rNull.

Referenced by GetOperand().

MaybeXYWH()

static int MaybeXYWH ( FxInfo *  pfx, ImgAttrE *  pop  )

static

Definition at line 1278 of file fx.c.

References aPage, aPrintsize, aRes, _FxInfo::exception, ExpectChar(), GetMagickModule, GetToken(), _FxInfo::lenToken, LocaleCompare(), OptionError, PeekChar(), _FxInfo::pex, SetShortExp(), ThrowMagickException(), and _FxInfo::token.

Referenced by GetImgAttrToken().

NameOfUserSym()

static char * NameOfUserSym ( FxInfo *  pfx, int  ndx, char *  buf  )

static

Definition at line 893 of file fx.c.

References CopyMagickString(), UserSymbolT::len, UserSymbolT::pex, and _FxInfo::UserSymbols.

Referenced by DumpRPN(), DumpUserSymbols(), and FxImage().

OprInPlace()

static MagickBooleanType OprInPlace ( int  op )

inlinestatic

Definition at line 1006 of file fx.c.

References MagickFalse, MagickTrue, oAddEq, and oSubSub.

Referenced by DumpRPN(), GetOperator(), and TranslateExpression().

OprIsUnaryPrefix()

static MagickBooleanType OprIsUnaryPrefix ( OperatorE  op )

inlinestatic

Definition at line 1359 of file fx.c.

References MagickFalse, MagickTrue, oBitNot, oLogNot, oUnaryMinus, and oUnaryPlus.

Referenced by GetOperand(), and TopOprIsUnaryPrefix().

OprStr()

static const char * OprStr ( int  oprNum )

static

Definition at line 1011 of file fx.c.

References aNull, Controls, FirstCont, FirstFunc, FirstImgAttr, FirstSym, fNull, Functions, ImgAttrs, oNull, Operators, rNull, sNull, OperatorT::str, FunctionT::str, ImgAttrT::str, SymbolT::str, ControlT::str, and Symbols.

Referenced by DumpRPN(), and ExecuteRPN().

PeekChar()

static char PeekChar ( FxInfo *  pfx )

inlinestatic

Definition at line 1253 of file fx.c.

References _FxInfo::pex, and SkipSpaces().

Referenced by ExpectChar(), GetFunction(), IsQualifier(), and MaybeXYWH().

PeekStr()

static MagickBooleanType PeekStr ( FxInfo *  pfx, const char *  str  )

inlinestatic

Definition at line 1259 of file fx.c.

References LocaleNCompare(), MagickFalse, MagickTrue, _FxInfo::pex, and SkipSpaces().

Referenced by GetProperty().

PopOprOpenParen()

static MagickBooleanType PopOprOpenParen ( FxInfo *  pfx, OperatorE  op  )

static

Definition at line 1371 of file fx.c.

References MagickFalse, MagickTrue, _FxInfo::OperatorStack, and _FxInfo::usedOprStack.

Referenced by GetFunction(), and GetOperand().

PopVal()

static fxFltType PopVal ( FxInfo *  pfx, fxRtT *  pfxrt, int  addr  )

inlinestatic

Definition at line 2842 of file fx.c.

References _FxInfo::exception, GetMagickModule, OptionError, ThrowMagickException(), fxRtT::usedValStack, and fxRtT::ValStack.

Referenced by ExecuteRPN().

ProcessTernaryOpr()

static MagickBooleanType ProcessTernaryOpr ( FxInfo *  pfx, TernaryT *  ptern  )

inlinestatic

Definition at line 2342 of file fx.c.

References AddAddressingElement(), TernaryT::addrColon, TernaryT::addrQuery, ElementT::DoPush, _FxInfo::Elements, _FxInfo::exception, GetMagickModule, MagickFalse, MagickTrue, NULL_ADDRESS, oColon, _FxInfo::OperatorStack, OptionError, oQuery, rGoto, rIfZeroGoto, SetShortExp(), ThrowMagickException(), _FxInfo::usedElements, and _FxInfo::usedOprStack.

Referenced by TranslateExpression().

PushOperatorStack()

static MagickBooleanType PushOperatorStack ( FxInfo *  pfx, int  op  )

static

Definition at line 1333 of file fx.c.

References ExtendOperatorStack(), MagickFalse, MagickTrue, _FxInfo::maxUsedOprStack, _FxInfo::numOprStack, _FxInfo::OperatorStack, and _FxInfo::usedOprStack.

Referenced by GetFunction(), GetOperand(), and GetOperator().

PushVal()

static MagickBooleanType PushVal ( FxInfo *  pfx, fxRtT *  pfxrt, fxFltType  val, int  addr  )

inlinestatic

Definition at line 2828 of file fx.c.

References _FxInfo::exception, GetMagickModule, MagickFalse, MagickTrue, fxRtT::numValStack, OptionError, ThrowMagickException(), fxRtT::usedValStack, and fxRtT::ValStack.

Referenced by ExecuteRPN().

ResolveTernaryAddresses()

static MagickBooleanType ResolveTernaryAddresses ( FxInfo *  pfx, TernaryT *  ptern  )

static

Definition at line 2480 of file fx.c.

References TernaryT::addrColon, TernaryT::addrQuery, _FxInfo::Elements, ElementT::EleNdx, _FxInfo::exception, GetMagickModule, MagickFalse, MagickTrue, NULL_ADDRESS, OptionError, SetShortExp(), ThrowMagickException(), _FxInfo::token, and _FxInfo::usedElements.

Referenced by TranslateExpression().

SetPtrShortExp()

static char * SetPtrShortExp ( FxInfo *  pfx, char *  pExp, size_t  len  )

static

Definition at line 801 of file fx.c.

References CopyMagickString(), MaxLen, and _FxInfo::ShortExp.

Referenced by ExecuteRPN(), and SetShortExp().

SetShortExp()

static char * SetShortExp ( FxInfo *  pfx )

static

Definition at line 823 of file fx.c.

References MaxTokenLen, _FxInfo::pex, and SetPtrShortExp().

Referenced by ExpectChar(), GetChannelQualifier(), GetConstantColour(), GetFunction(), GetHexColour(), GetImgAttrToken(), GetOperand(), GetOperator(), GetProperty(), GetToken(), MaybeXYWH(), ProcessTernaryOpr(), ResolveTernaryAddresses(), and TranslateExpression().

SkipSpaces()

static void SkipSpaces ( FxInfo *  pfx )

inlinestatic

Definition at line 1248 of file fx.c.

References _FxInfo::pex.

Referenced by GetOperand(), GetOperator(), PeekChar(), PeekStr(), TranslateExpression(), TranslateStatement(), and TranslateStatementList().

TokenMaybeUserSymbol()

static MagickBooleanType TokenMaybeUserSymbol ( FxInfo *  pfx )

static

Definition at line 1173 of file fx.c.

References MagickFalse, MagickTrue, and _FxInfo::token.

Referenced by GetOperand().

TopOprIsUnaryPrefix()

static MagickBooleanType TopOprIsUnaryPrefix ( FxInfo *  pfx )

static

Definition at line 1364 of file fx.c.

References MagickFalse, _FxInfo::OperatorStack, OprIsUnaryPrefix(), and _FxInfo::usedOprStack.

Referenced by TranslateExpression().

TranslateExpression()

static MagickBooleanType TranslateExpression ( FxInfo *  pfx, const char *  strLimit, char *  chLimit, MagickBooleanType *  needPopAll  )

static

Definition at line 2506 of file fx.c.

References AddAddressingElement(), AddElement(), TernaryT::addrColon, TernaryT::addrQuery, ElementT::DoPush, _FxInfo::Elements, ElementT::EleNdx, _FxInfo::exception, GetMagickModule, GetOperand(), GetOperator(), MagickFalse, MagickTrue, NULL_ADDRESS, oAssign, oOpenBrace, oOpenBracket, oOpenParen, _FxInfo::OperatorStack, OprInPlace(), OptionError, _FxInfo::pex, ProcessTernaryOpr(), rCopyFrom, rCopyTo, ResolveTernaryAddresses(), rZerStk, SetShortExp(), _ExceptionInfo::severity, SkipSpaces(), _FxInfo::teDepth, ThrowMagickException(), _FxInfo::token, TopOprIsUnaryPrefix(), TranslateExpression(), UndefinedException, _FxInfo::usedElements, and _FxInfo::usedOprStack.

Referenced by GetOperand(), TranslateExpression(), and TranslateStatement().

TranslateStatement()

static MagickBooleanType TranslateStatement ( FxInfo *  pfx, char *  strLimit, char *  chLimit  )

static

Definition at line 2723 of file fx.c.

References ElementT::DoPush, _FxInfo::Elements, MagickFalse, MagickTrue, _FxInfo::pex, SkipSpaces(), TranslateExpression(), and _FxInfo::usedElements.

Referenced by TranslateStatementList().

TranslateStatementList()

static MagickBooleanType TranslateStatementList ( FxInfo *  pfx, const char *  strLimit, char *  chLimit  )

static

Definition at line 2746 of file fx.c.

References ConcatenateMagickString(), CopyMagickString(), _FxInfo::exception, MagickFalse, MagickTrue, MAX_SLIMIT, _FxInfo::pex, _ExceptionInfo::severity, SkipSpaces(), TranslateStatement(), and UndefinedException.

Referenced by AcquireFxInfoPrivate(), and GetFunction().

TypeOfOpr()

static ElementTypeE TypeOfOpr ( int  op )

static

Definition at line 789 of file fx.c.

References aNull, etConstant, etControl, etFunction, etImgAttr, etOperator, etSymbol, fNull, oNull, rNull, and sNull.

Referenced by AddElement().

Variable Documentation

Channels

const ChannelT Channels[]

static

Initial value:

= {
  {"r",          RedPixelChannel},
  {"g",          GreenPixelChannel},
  {"b",          BluePixelChannel},
  {"c",          CyanPixelChannel},
  {"m",          MagentaPixelChannel},
  {"y",          YellowPixelChannel},
  {"k",          BlackPixelChannel},
  {"a",          AlphaPixelChannel},
  {"o",          AlphaPixelChannel},
  {"hue",        HUE_CHANNEL},
  {"saturation", SAT_CHANNEL},
  {"lightness",  LIGHT_CHANNEL},
  {"intensity",  INTENSITY_CHANNEL},
  {"all",        CompositePixelChannel},
  {"this",       THIS_CHANNEL},
  {"",           NO_CHAN_QUAL}
}

Definition at line 574 of file fx.c.

Referenced by GetChannelQualifier().

Constants

const ConstantT Constants[]

static

Initial value:

= {
  {cEpsilon,      MagickEpsilon,         "epsilon"},
  {cE,            2.7182818284590452354, "e"},
  {cOpaque,       1.0,                   "opaque"},
  {cPhi,          MagickPHI,             "phi"},
  {cPi,           MagickPI,              "pi"},
  {cQuantumRange, QuantumRange,          "quantumrange"},
  {cQuantumScale, QuantumScale,          "quantumscale"},
  {cTransparent,  0.0,                   "transparent"},
  {cMaxRgb,       QuantumRange,          "MaxRGB"},
  {cNull,         0.0,                   "cnull"}
}

Definition at line 219 of file fx.c.

Referenced by GetOperand().

Controls

const ControlT Controls[]

static

Initial value:

= {
  {rGoto,          "goto",          0},
  {rIfZeroGoto,    "ifzerogoto",    1},
  {rIfNotZeroGoto, "ifnotzerogoto", 1},
  {rCopyFrom,      "copyfrom",      0},
  {rCopyTo,        "copyto",        1},
  {rZerStk,        "zerstk",        0},
  {rNull,          "rnull",         0}
}

Definition at line 545 of file fx.c.

Referenced by AddElement(), DumpTables(), and OprStr().

Functions

const FunctionT Functions[]

static

Definition at line 320 of file fx.c.

Referenced by AddElement(), DumpTables(), GetFunction(), GetOperand(), and OprStr().

ImgAttrs

const ImgAttrT ImgAttrs[]

static

Definition at line 438 of file fx.c.

Referenced by DumpTables(), GetImgAttrToken(), GetOperand(), and OprStr().

Operators

const OperatorT Operators[]

static

Definition at line 159 of file fx.c.

Referenced by AddElement(), DumpTables(), GetFunction(), GetOperator(), and OprStr().

sElementTypes

const char* sElementTypes[]

static

Initial value:

= {
  "Operator",
  "Constant",
  "Function",
  "ImgAttr",
  "Symbol",
  "ColConst",
  "Control"
}

Definition at line 610 of file fx.c.

Referenced by DumpRPN().

Symbols

const SymbolT Symbols[]

static

Initial value:

= {
  {sHue,         "hue"},
  {sIntensity,   "intensity"},
  {sLightness,   "lightness"},
  {sLuma,        "luma"},
  {sLuminance,   "luminance"},
  {sSaturation,  "saturation"},
  {sA,           "a"},
  {sB,           "b"},
  {sC,           "c"},
  {sG,           "g"},
  {sI,           "i"},
  {sJ,           "j"},
  {sK,           "k"},
  {sM,           "m"},
  {sO,           "o"},
  {sR,           "r"},
  {sY,           "y"},
  {sNull,        "snull"}
}

Definition at line 499 of file fx.c.

Referenced by DumpTables(), GetOperand(), and OprStr().