colormap.c File Reference

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

Include dependency graph for colormap.c:

Go to the source code of this file.

Functions
MagickExport MagickBooleanType	AcquireImageColormap (Image *image, const size_t colors, ExceptionInfo *exception)
MagickExport MagickBooleanType	CycleColormapImage (Image *image, const ssize_t displace, ExceptionInfo *exception)
static int	IntensityCompare (const void *x, const void *y)
MagickExport MagickBooleanType	SortColormapByIntensity (Image *image, ExceptionInfo *exception)

Function Documentation

AcquireImageColormap()

MagickExport MagickBooleanType AcquireImageColormap	(	Image *	image,
		const size_t	colors,
		ExceptionInfo *	exception
	)

Definition at line 105 of file colormap.c.

References AcquireQuantumMemory(), _PixelInfo::alpha, _PixelInfo::alpha_trait, BlendPixelTrait, _PixelInfo::blue, _Image::colormap, _Image::colors, DirectClass, _Image::filename, GetMagickModule, GetPixelInfo(), _PixelInfo::green, IsEventLogging(), LogMagickEvent(), MagickCoreSignature, MagickFalse, MagickMax, MaxColormapSize, OpaqueAlpha, PseudoClass, QuantumRange, _PixelInfo::red, ResizeQuantumMemory(), ResourceLimitError, SetImageStorageClass(), _Image::signature, _Image::storage_class, ThrowBinaryException, and TraceEvent.

Referenced by Classify(), ColorThresholdImage(), ConnectedComponentsImage(), KmeansImage(), SetGrayscaleImage(), and SetImageColormap().

CycleColormapImage()

MagickExport MagickBooleanType CycleColormapImage	(	Image *	image,
		const ssize_t	displace,
		ExceptionInfo *	exception
	)

Definition at line 187 of file colormap.c.

References AcquireAuthenticCacheView(), _Image::colormap, _Image::colors, _Image::columns, DestroyCacheView(), DirectClass, _Image::filename, GetCacheViewAuthenticPixels(), GetMagickModule, GetPixelChannels(), GetPixelIndex(), IsEventLogging(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickTrue, PaletteType, _Image::rows, SetImageType(), SetPixelIndex(), SetPixelViaPixelInfo(), _Image::signature, _Image::storage_class, SyncCacheViewAuthenticPixels(), and TraceEvent.

IntensityCompare()

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

static

Definition at line 277 of file colormap.c.

References GetPixelInfoIntensity().

Referenced by SortColormapByIntensity().

SortColormapByIntensity()

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

Definition at line 297 of file colormap.c.

References AcquireAuthenticCacheView(), AcquireQuantumMemory(), _PixelInfo::alpha, _Image::colormap, _Image::colors, _Image::columns, ConstrainColormapIndex(), DestroyCacheView(), _Image::filename, GetCacheViewAuthenticPixels(), GetMagickModule, GetPixelChannels(), GetPixelIndex(), IntensityCompare(), IsEventLogging(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickTrue, PseudoClass, RelinquishMagickMemory(), ResourceLimitError, _Image::rows, SetPixelIndex(), SetPixelViaPixelInfo(), _Image::signature, _Image::storage_class, SyncCacheViewAuthenticPixels(), ThrowBinaryException, and TraceEvent.