colormap.c File Reference

#include "magick/studio.h"
#include "magick/attribute.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/colormap.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-accessor.h"
#include "magick/pixel-private.h"
#include "magick/quantize.h"
#include "magick/quantum.h"
#include "magick/semaphore.h"
#include "magick/resource_.h"
#include "magick/string_.h"
#include "magick/thread-private.h"
#include "magick/token.h"
#include "magick/utility.h"
#include "magick/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)
MagickExport MagickBooleanType	CycleColormapImage (Image *image, const ssize_t displace)
static int	IntensityCompare (const void *x, const void *y)
MagickExport MagickBooleanType	SortColormapByIntensity (Image *image)

Function Documentation

AcquireImageColormap()

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

Definition at line 102 of file colormap.c.

References AcquireQuantumMemory(), _PixelPacket::blue, _Image::colormap, _Image::colors, _Image::debug, DirectClass, _Image::filename, GetMagickModule, _PixelPacket::green, LogMagickEvent(), MagickCoreSignature, MagickFalse, MagickMax, MaxColormapSize, _PixelPacket::opacity, OpaqueOpacity, PseudoClass, QuantumRange, _PixelPacket::red, ResizeQuantumMemory(), ResourceLimitError, SetImageStorageClass(), _Image::signature, _Image::storage_class, ThrowBinaryImageException, and TraceEvent.

Referenced by AllocateImageColormap(), AssignImageColors(), Classify(), ConnectedComponentsImage(), RandomChannelThresholdImage(), RandomThresholdImageChannel(), SetGrayscaleImage(), ThresholdImage(), and ThresholdImageChannel().

CycleColormapImage()

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

Definition at line 176 of file colormap.c.

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

IntensityCompare()

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

static

Definition at line 272 of file colormap.c.

References PixelPacketIntensity().

Referenced by SortColormapByIntensity().

SortColormapByIntensity()

MagickExport MagickBooleanType SortColormapByIntensity

(

Image *

image

)

Definition at line 291 of file colormap.c.

References AcquireAuthenticCacheView(), AcquireQuantumMemory(), _Image::colormap, _Image::colors, _Image::columns, _Image::debug, DestroyCacheView(), _Image::exception, _Image::filename, GetCacheViewAuthenticIndexQueue(), GetCacheViewAuthenticPixels(), GetMagickModule, GetPixelIndex, IntensityCompare(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickTrue, _PixelPacket::opacity, PseudoClass, RelinquishMagickMemory(), ResourceLimitError, _Image::rows, SetPixelIndex, SetPixelRGBO, _Image::signature, _Image::storage_class, SyncCacheViewAuthenticPixels(), ThrowBinaryException, and TraceEvent.