color.c File Reference

#include "magick/studio.h"
#include "magick/blob.h"
#include "magick/cache-view.h"
#include "magick/cache.h"
#include "magick/color.h"
#include "magick/color-private.h"
#include "magick/client.h"
#include "magick/configure.h"
#include "magick/exception.h"
#include "magick/exception-private.h"
#include "magick/gem.h"
#include "magick/geometry.h"
#include "magick/image-private.h"
#include "magick/memory_.h"
#include "magick/monitor.h"
#include "magick/monitor-private.h"
#include "magick/option.h"
#include "magick/pixel-private.h"
#include "magick/quantize.h"
#include "magick/quantum.h"
#include "magick/semaphore.h"
#include "magick/string_.h"
#include "magick/token.h"
#include "magick/utility.h"
#include "magick/xml-tree.h"

Include dependency graph for color.c:

Go to the source code of this file.

Data Structures
struct	_ColorMapInfo
Defines
#define	ColorFilename "colors.xml"
#define	SVGCompliant(component)
#define	SearchImageText " Searching image... "
Typedefs
typedef struct _ColorMapInfo	ColorMapInfo
Functions
static MagickBooleanType	InitializeColorList (ExceptionInfo *)
static MagickBooleanType	LoadColorLists (const char , ExceptionInfo )
MagickExport MagickBooleanType	ColorComponentGenesis (void)
static void *	DestroyColorElement (void *color_info)
MagickExport void	ColorComponentTerminus (void)
MagickExport const ColorInfo *	GetColorInfo (const char name, ExceptionInfo exception)
MagickExport void	ConcatenateColorComponent (const MagickPixelPacket pixel, const ChannelType channel, const ComplianceType compliance, char tuple)
static int	ColorInfoCompare (const void x, const void y)
MagickExport const ColorInfo **	GetColorInfoList (const char pattern, unsigned long number_colors, ExceptionInfo *exception)
static int	ColorCompare (const void x, const void y)
MagickExport char **	GetColorList (const char pattern, unsigned long number_colors, ExceptionInfo *exception)
static void	ConcatentateHexColorComponent (const MagickPixelPacket pixel, const ChannelType channel, char tuple)
MagickExport void	GetColorTuple (const MagickPixelPacket pixel, const MagickBooleanType hex, char tuple)
static double	MagickMax (const double x, const double y)
MagickExport MagickBooleanType	IsColorSimilar (const Image image, const PixelPacket p, const PixelPacket *q)
MagickExport MagickBooleanType	IsImageSimilar (const Image image, const Image target_image, long x_offset, long y_offset, ExceptionInfo *exception)
MagickExport MagickBooleanType	IsMagickColorSimilar (const MagickPixelPacket p, const MagickPixelPacket q)
MagickExport MagickBooleanType	IsOpacitySimilar (const Image image, const PixelPacket p, const PixelPacket *q)
MagickExport MagickBooleanType	ListColorInfo (FILE file, ExceptionInfo exception)
static MagickBooleanType	LoadColorList (const char xml, const char filename, const unsigned long depth, ExceptionInfo *exception)
static double	MagickMin (const double x, const double y)
MagickExport MagickBooleanType	QueryColorDatabase (const char name, PixelPacket color, ExceptionInfo *exception)
MagickExport MagickBooleanType	QueryColorname (const Image image, const PixelPacket color, const ComplianceType compliance, char name, ExceptionInfo exception)
MagickExport MagickBooleanType	QueryMagickColor (const char name, MagickPixelPacket color, ExceptionInfo *exception)
MagickExport MagickBooleanType	QueryMagickColorname (const Image image, const MagickPixelPacket color, const ComplianceType compliance, char name, ExceptionInfo exception)
Variables
static const ColorMapInfo	ColorMap []
static LinkedListInfo *	color_list = (LinkedListInfo *) NULL
static SemaphoreInfo *	color_semaphore = (SemaphoreInfo *) NULL
static volatile MagickBooleanType	instantiate_color = MagickFalse

Define Documentation

#define ColorFilename "colors.xml"

Definition at line 72 of file color.c.

Referenced by InitializeColorList().

#define SearchImageText " Searching image... "

Referenced by IsImageSimilar().

#define SVGCompliant ( component )

Value:

((MagickRealType) \
   ScaleCharToQuantum(ScaleQuantumToChar(RoundToQuantum(component))));

Referenced by GetColorTuple().

Typedef Documentation

typedef struct _ColorMapInfo ColorMapInfo

Function Documentation

static int ColorCompare	(	const void *	x,
		const void *	y
	)			`[static]`

Definition at line 1199 of file color.c.

References LocaleCompare().

Referenced by GetColorList().

MagickExport MagickBooleanType ColorComponentGenesis ( void )

Definition at line 817 of file color.c.

References AcquireSemaphoreInfo(), color_semaphore, and MagickTrue.

Referenced by MagickCoreGenesis().

MagickExport void ColorComponentTerminus ( void )

Definition at line 859 of file color.c.

References AcquireSemaphoreInfo(), color_list, color_semaphore, DestroyColorElement(), DestroyLinkedList(), DestroySemaphoreInfo(), instantiate_color, LockSemaphoreInfo(), MagickFalse, and UnlockSemaphoreInfo().

Referenced by MagickCoreTerminus().

static int ColorInfoCompare	(	const void *	x,
		const void *	y
	)			`[static]`

Definition at line 1104 of file color.c.

References LocaleCompare().

Referenced by GetColorInfoList().

MagickExport void ConcatenateColorComponent	(	const MagickPixelPacket *	pixel,
		const ChannelType	channel,
		const ComplianceType	compliance,
		char *	tuple
	)

static void ConcatentateHexColorComponent	(	const MagickPixelPacket *	pixel,
		const ChannelType	channel,
		char *	tuple
	)			`[static]`

Definition at line 1289 of file color.c.

References _MagickPixelPacket::blue, BlueChannel, ConcatenateMagickString(), _MagickPixelPacket::depth, FormatMagickString(), _MagickPixelPacket::green, GreenChannel, _MagickPixelPacket::index, IndexChannel, MaxTextExtent, _MagickPixelPacket::opacity, OpacityChannel, QuantumRange, _MagickPixelPacket::red, RedChannel, RoundToQuantum(), ScaleQuantumToChar(), ScaleQuantumToLong(), and ScaleQuantumToShort().

Referenced by GetColorTuple().

static void* DestroyColorElement ( void * color_info ) [static]

Definition at line 842 of file color.c.

References DestroyString(), _ColorInfo::exempt, MagickFalse, _ColorInfo::name, _ColorInfo::path, and RelinquishMagickMemory().

Referenced by ColorComponentTerminus().

MagickExport const ColorInfo* GetColorInfo	(	const char *	name,
		ExceptionInfo *	exception
	)

MagickExport const ColorInfo** GetColorInfoList	(	const char *	pattern,
		unsigned long *	number_colors,
		ExceptionInfo *	exception
	)

Definition at line 1121 of file color.c.

References AcquireQuantumMemory(), color_list, color_semaphore, ColorInfoCompare(), GetColorInfo(), GetMagickModule, GetNextValueInLinkedList(), GetNumberOfElementsInLinkedList(), GlobExpression(), LockSemaphoreInfo(), LogMagickEvent(), MagickFalse, _ColorInfo::name, ResetLinkedListIterator(), _ColorInfo::stealth, TraceEvent, and UnlockSemaphoreInfo().

Referenced by ListColorInfo().

MagickExport char** GetColorList	(	const char *	pattern,
		unsigned long *	number_colors,
		ExceptionInfo *	exception
	)

Definition at line 1214 of file color.c.

References AcquireQuantumMemory(), color_list, color_semaphore, ColorCompare(), ConstantString(), GetColorInfo(), GetMagickModule, GetNextValueInLinkedList(), GetNumberOfElementsInLinkedList(), GlobExpression(), LockSemaphoreInfo(), LogMagickEvent(), MagickFalse, _ColorInfo::name, ResetLinkedListIterator(), _ColorInfo::stealth, TraceEvent, and UnlockSemaphoreInfo().

Referenced by XColorBrowserWidget().

MagickExport void GetColorTuple	(	const MagickPixelPacket *	pixel,
		const MagickBooleanType	hex,
		char *	tuple
	)

static MagickBooleanType InitializeColorList ( ExceptionInfo * exception ) [static]

Definition at line 1453 of file color.c.

References AcquireSemaphoreInfo(), color_list, color_semaphore, ColorFilename, instantiate_color, LoadColorLists(), LockSemaphoreInfo(), MagickFalse, MagickTrue, and UnlockSemaphoreInfo().

Referenced by GetColorInfo().

MagickExport MagickBooleanType IsColorSimilar	(	const Image *	image,
		const PixelPacket *	p,
		const PixelPacket *	q
	)

Definition at line 1510 of file color.c.

References _PixelPacket::blue, _Image::fuzz, _PixelPacket::green, IsColorEqual(), MagickFalse, MagickMax(), MagickSQ1_2, MagickTrue, _Image::matte, _PixelPacket::opacity, QuantumRange, QuantumScale, and _PixelPacket::red.

Referenced by ColorFloodfillImage(), DrawPrimitive(), FuzzyColorCompare(), MatteFloodfillImage(), OpaqueImage(), and TransparentImage().

MagickExport MagickBooleanType IsImageSimilar	(	const Image *	image,
		const Image *	target_image,
		long *	x_offset,
		long *	y_offset,
		ExceptionInfo *	exception
	)

MagickExport MagickBooleanType IsMagickColorSimilar	(	const MagickPixelPacket *	p,
		const MagickPixelPacket *	q
	)

MagickExport MagickBooleanType IsOpacitySimilar	(	const Image *	image,
		const PixelPacket *	p,
		const PixelPacket *	q
	)

Definition at line 1792 of file color.c.

References _Image::fuzz, MagickFalse, MagickMax(), MagickSQ1_2, MagickTrue, _Image::matte, and _PixelPacket::opacity.

Referenced by FuzzyOpacityCompare().

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

Definition at line 1840 of file color.c.

References GetColorInfoList(), GetColorTuple(), LocaleCompare(), MagickFalse, MagickTrue, MaxTextExtent, _ColorInfo::path, RelinquishMagickMemory(), SVGCompliance, X11Compliance, and XPMCompliance.

static MagickBooleanType LoadColorList	(	const char *	xml,
		const char *	filename,
		const unsigned long	depth,
		ExceptionInfo *	exception
	)			`[static]`

Definition at line 1928 of file color.c.

References AcquireMagickMemory(), AcquireString(), AppendValueToLinkedList(), _ColorInfo::color, color_list, _ColorInfo::compliance, ConcatenateMagickString(), ConfigureError, ConfigureEvent, ConstantString(), CopyMagickString(), DirectorySeparator, _ColorInfo::exempt, FileToString(), GetMagickModule, GetMagickToken(), GetPathComponent(), GlobExpression(), HeadPath, IsMagickTrue(), LocaleCompare(), LocaleNCompare(), LogMagickEvent(), MagickFalse, MagickSignature, MagickTrue, MaxTextExtent, _ColorInfo::name, NewLinkedList(), _ColorInfo::path, QueryMagickColor(), RelinquishMagickMemory(), ResetMagickMemory(), ResourceLimitError, ResourceLimitFatalError, _ColorInfo::signature, _ColorInfo::stealth, SVGCompliance, ThrowFatalException, ThrowFileException, ThrowMagickException(), X11Compliance, and XPMCompliance.

Referenced by LoadColorLists().

static MagickBooleanType LoadColorLists	(	const char *	filename,
		ExceptionInfo *	exception
	)

Definition at line 2144 of file color.c.

References AcquireMagickMemory(), _ColorMapInfo::alpha, AppendValueToLinkedList(), _ColorMapInfo::blue, _MagickPixelPacket::blue, _ColorInfo::color, color_list, ColorMap, _ColorMapInfo::compliance, _ColorInfo::compliance, DestroyConfigureOptions(), _ColorInfo::exempt, GetConfigureOptions(), GetMagickModule, GetMagickPixelPacket(), GetNextValueInLinkedList(), GetStringInfoDatum(), GetStringInfoPath(), _ColorMapInfo::green, _MagickPixelPacket::green, LoadColorList(), MagickFalse, MagickSignature, MagickTrue, _ColorMapInfo::name, _ColorInfo::name, NewLinkedList(), _MagickPixelPacket::opacity, _ColorInfo::path, QuantumRange, _ColorMapInfo::red, _MagickPixelPacket::red, ResetMagickMemory(), ResourceLimitError, ScaleCharToQuantum(), _ColorInfo::signature, ThrowFileException, and ThrowMagickException().

Referenced by InitializeColorList().

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

Definition at line 1503 of file color.c.

Referenced by IsColorSimilar(), IsMagickColorSimilar(), and IsOpacitySimilar().

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

Definition at line 2255 of file color.c.

Referenced by QueryColorDatabase(), and QueryMagickColorname().

MagickExport MagickBooleanType QueryColorDatabase	(	const char *	name,
		PixelPacket *	color,
		ExceptionInfo *	exception
	)

MagickExport MagickBooleanType QueryColorname	(	const Image *	image,
		const PixelPacket *	color,
		const ComplianceType	compliance,
		char *	name,
		ExceptionInfo *	exception
	)

Definition at line 2325 of file color.c.

References GetMagickPixelPacket(), QueryMagickColorname(), and SetMagickPixelPacket().

Referenced by IdentifyImage(), and XGetWindowColor().

MagickExport MagickBooleanType QueryMagickColor	(	const char *	name,
		MagickPixelPacket *	color,
		ExceptionInfo *	exception
	)

Definition at line 2366 of file color.c.

References BackgroundColor, _PixelPacket::blue, _MagickPixelPacket::blue, _LongPixelPacket::blue, _GeometryInfo::chi, ChiValue, CMYKColorspace, _ColorInfo::color, _MagickPixelPacket::colorspace, ConvertHSBToRGB(), ConvertHSLToRGB(), ConvertHWBToRGB(), CopyMagickString(), GetColorInfo(), GetMagickModule, GetMagickPixelPacket(), GetQuantumRange(), _PixelPacket::green, _MagickPixelPacket::green, _LongPixelPacket::green, _MagickPixelPacket::index, LocaleCompare(), LocaleLower(), LogMagickEvent(), MagickColorspaceOptions, MagickFalse, MagickTrue, _MagickPixelPacket::matte, MaxTextExtent, _MagickPixelPacket::opacity, _LongPixelPacket::opacity, OpaqueOpacity, OptionWarning, ParseGeometry(), ParseMagickOption(), PercentValue, _GeometryInfo::psi, PsiValue, QuantumRange, _PixelPacket::red, _MagickPixelPacket::red, _LongPixelPacket::red, ResetMagickMemory(), RGBColorspace, _GeometryInfo::rho, RhoValue, RoundToQuantum(), ScaleAnyToQuantum(), ScaleCharToQuantum(), SetGeometryInfo(), _GeometryInfo::sigma, SigmaValue, ThrowMagickException(), TraceEvent, _GeometryInfo::xi, and XiValue.

Referenced by CompareImageChannels(), FxGetSymbol(), LoadColorList(), and QueryColorDatabase().

MagickExport MagickBooleanType QueryMagickColorname	(	const Image *	image,
		const MagickPixelPacket *	color,
		const ComplianceType	compliance,
		char *	name,
		ExceptionInfo *	exception
	)