identify.c File Reference

#include "MagickCore/studio.h"
#include "MagickCore/annotate.h"
#include "MagickCore/artifact.h"
#include "MagickCore/attribute.h"
#include "MagickCore/blob.h"
#include "MagickCore/cache.h"
#include "MagickCore/client.h"
#include "MagickCore/coder.h"
#include "MagickCore/color.h"
#include "MagickCore/configure.h"
#include "MagickCore/constitute.h"
#include "MagickCore/decorate.h"
#include "MagickCore/delegate.h"
#include "MagickCore/draw.h"
#include "MagickCore/effect.h"
#include "MagickCore/exception.h"
#include "MagickCore/exception-private.h"
#include "MagickCore/feature.h"
#include "MagickCore/gem.h"
#include "MagickCore/geometry.h"
#include "MagickCore/histogram.h"
#include "MagickCore/identify.h"
#include "MagickCore/image.h"
#include "MagickCore/image-private.h"
#include "MagickCore/list.h"
#include "MagickCore/locale_.h"
#include "MagickCore/log.h"
#include "MagickCore/magic.h"
#include "MagickCore/magick.h"
#include "MagickCore/memory_.h"
#include "MagickCore/module.h"
#include "MagickCore/monitor.h"
#include "MagickCore/montage.h"
#include "MagickCore/option.h"
#include "MagickCore/pixel-accessor.h"
#include "MagickCore/pixel-private.h"
#include "MagickCore/prepress.h"
#include "MagickCore/profile.h"
#include "MagickCore/property.h"
#include "MagickCore/quantize.h"
#include "MagickCore/quantum.h"
#include "MagickCore/random_.h"
#include "MagickCore/registry.h"
#include "MagickCore/resize.h"
#include "MagickCore/resource_.h"
#include "MagickCore/signature.h"
#include "MagickCore/statistic.h"
#include "MagickCore/string_.h"
#include "MagickCore/string-private.h"
#include "MagickCore/timer.h"
#include "MagickCore/token.h"
#include "MagickCore/utility.h"
#include "MagickCore/utility-private.h"
#include "MagickCore/version.h"

Include dependency graph for identify.c:

Go to the source code of this file.

Macros
#define	PrintFeature(feature)
#define	FeaturesFormat
#define	StatisticsFormat

Functions
static ChannelStatistics *	GetLocationStatistics (const Image *image, const StatisticType type, ExceptionInfo *exception)
static ssize_t	PrintChannelFeatures (FILE *file, const PixelChannel channel, const char *name, const ChannelFeatures *channel_features)
static ssize_t	PrintChannelLocations (FILE *file, const Image *image, const PixelChannel channel, const char *name, const StatisticType type, const size_t max_locations, const ChannelStatistics *channel_statistics)
static ssize_t	PrintChannelMoments (FILE *file, const PixelChannel channel, const char *name, const double scale, const ChannelMoments *channel_moments)
static ssize_t	PrintChannelPerceptualHash (Image *image, FILE *file, const ChannelPerceptualHash *channel_phash)
static ssize_t	PrintChannelStatistics (FILE *file, const PixelChannel channel, const char *name, const double scale, const ChannelStatistics *channel_statistics)
MagickExport MagickBooleanType	IdentifyImage (Image *image, FILE *file, const MagickBooleanType verbose, ExceptionInfo *exception)

Macro Definition Documentation

FeaturesFormat

#define FeaturesFormat

Value:

  "    %s:\n" \
  "      Angular Second Moment:\n" \
  "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
  "      Contrast:\n" \
  "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
  "      Correlation:\n" \
  "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
  "      Sum of Squares Variance:\n" \
  "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
  "      Inverse Difference Moment:\n" \
  "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
  "      Sum Average:\n" \
  "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
  "      Sum Variance:\n" \
  "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
  "      Sum Entropy:\n" \
  "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
  "      Entropy:\n" \
  "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
  "      Difference Variance:\n" \
  "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
  "      Difference Entropy:\n" \
  "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
  "      Information Measure of Correlation 1:\n" \
  "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
  "      Information Measure of Correlation 2:\n" \
  "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
  "      Maximum Correlation Coefficient:\n" \
  "        %.*g, %.*g, %.*g, %.*g, %.*g\n"

PrintFeature

#define PrintFeature

(

feature

)

Value:

  GetMagickPrecision(),(feature)[0], \
  GetMagickPrecision(),(feature)[1], \
  GetMagickPrecision(),(feature)[2], \
  GetMagickPrecision(),(feature)[3], \
  GetMagickPrecision(),((feature)[0]+(feature)[1]+(feature)[2]+(feature)[3])/4.0 \

StatisticsFormat

#define StatisticsFormat

Value:

  "    %s:\n      min: %.*g  (%.*g)\n      " \
  "max: %.*g (%.*g)\n      mean: %.*g (%.*g)\n      median: %.*g (%.*g)\n      " \
  "standard deviation: %.*g (%.*g)\n      kurtosis: %.*g\n      " \
  "skewness: %.*g\n      entropy: %.*g\n"

Function Documentation

GetLocationStatistics()

static ChannelStatistics * GetLocationStatistics ( const Image *  image, const StatisticType  type, ExceptionInfo *  exception  )

static

Definition at line 132 of file identify.c.

References AcquireQuantumMemory(), _Image::columns, _Image::filename, GetMagickModule, GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), GetPixelReadMask(), GetVirtualPixels(), IsEventLogging(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickMaximumValue, _ChannelStatistics::maxima, MaximumStatistic, MaxPixelChannels, _ChannelStatistics::minima, MinimumStatistic, QuantumRange, ResourceLimitFatalError, _Image::rows, _Image::signature, ThrowFatalException, TraceEvent, and UndefinedPixelTrait.

Referenced by IdentifyImage().

IdentifyImage()

MagickExport MagickBooleanType IdentifyImage	(	Image *	image,
		FILE *	file,
		const MagickBooleanType	verbose,
		ExceptionInfo *	exception
	)

Definition at line 472 of file identify.c.

References AcquireImageInfo(), AcquireQuantumMemory(), AcquireString(), _Image::alpha_trait, _PixelInfo::alpha_trait, AlphaPixelChannel, _Image::background_color, BlackPixelChannel, _ChromaticityInfo::blue_primary, BluePixelChannel, _Image::border_color, _Image::channels, _Image::chromaticity, CloneString(), CMYKColorspace, _Image::colormap, _Image::colors, _Image::colorspace, _PixelInfo::colorspace, _Image::columns, CommandOptionToMnemonic(), _Image::compose, CompositeMaskChannel, CompositeMaskPixelChannel, CompositePixelChannel, _Image::compression, ConcatenateColorComponent(), ConcatenateMagickString(), ConcatenateString(), CopyMagickString(), CyanPixelChannel, _Image::debug, _Image::delay, _Image::depth, _ChannelStatistics::depth, DestroyImage(), DestroyImageInfo(), DestroyString(), DirectClass, _Image::directory, _Image::dispose, _Image::duration, _Image::endian, _Image::error, _Image::extent, _Image::extract_info, _Image::filename, _ImageInfo::filename, FormatLocaleFile(), FormatLocaleString(), FormatMagickSize(), _Image::gamma, GetColorTuple(), GetElapsedTime(), GetImageArtifact(), GetImageConvexHull(), GetImageDepth(), GetImageFeatures(), GetImageListLength(), GetImageMinimumBoundingBox(), GetImageMoments(), GetImagePerceptualHash(), GetImagePixelCacheType(), GetImageProfile(), GetImageProperty(), GetImageRegistry(), GetImageStatistics(), GetImageTotalInkDensity(), GetLocationStatistics(), GetMagickDescription(), GetMagickInfo(), GetMagickMimeType(), GetMagickModule, GetMagickPrecision(), GetMagickVersion(), GetNextImageArtifact(), GetNextImageInList(), GetNextImageProfile(), GetNextImageProperty(), GetNextImageRegistry(), GetNumberColors(), GetPathComponent(), GetPixelAlpha(), GetPixelChannels(), GetPixelInfo(), GetPixelInfoPixel(), GetPreviousImageInList(), GetStringInfoDatum(), GetStringInfoLength(), GetTimerInfo(), GetUserTime(), GetVirtualPixels(), GRAYColorspace, GrayPixelChannel, _ChromaticityInfo::green_primary, GreenPixelChannel, _RectangleInfo::height, IdentifyImageType(), _Image::intensity, _Image::interlace, IsEventLogging(), IsHistogramImage(), IsStringTrue(), _Image::iterations, LinearGRAYColorspace, LocaleCompare(), LogMagickEvent(), MagentaPixelChannel, _Image::magick, _Image::magick_columns, _Image::magick_filename, magick_restrict, _Image::magick_rows, MagickBooleanOptions, MagickCacheOptions, MagickClassOptions, MagickColorspaceOptions, MagickComposeOptions, MagickCompressOptions, MAGICKCORE_QUANTUM_DEPTH, MagickCoreSignature, MagickDisposeOptions, MagickEndianOptions, MagickEpsilon, MagickFalse, MagickIntentOptions, MagickInterlaceOptions, MagickMin, MagickOrientationOptions, MagickPathExtent, MagickPixelIntensityOptions, MagickResolutionOptions, MagickStatisticOptions, MagickTrue, MagickTypeOptions, _Image::matte_color, _ErrorInfo::mean_error_per_pixel, MetaPixelChannels, _Image::montage, _Image::next, _ErrorInfo::normalized_maximum_error, _ErrorInfo::normalized_mean_error, _Image::number_meta_channels, _Image::orientation, _Image::page, ParseCommandOption(), _Image::previous, PrintChannelFeatures(), PrintChannelLocations(), PrintChannelMoments(), PrintChannelPerceptualHash(), PrintChannelStatistics(), PrintStringInfo(), PseudoClass, _Image::quality, QuantumRange, QueryColorname(), ReadImage(), ReadMaskChannel, ReadMaskPixelChannel, _ChromaticityInfo::red_primary, RedPixelChannel, registry, RelinquishMagickMemory(), _Image::rendering_intent, ResetImageArtifactIterator(), ResetImageProfileIterator(), ResetImagePropertyIterator(), ResetImageRegistryIterator(), _Image::resolution, RGBColorspace, _Image::rows, _Image::scene, sentinel, SetWarningHandler(), _Image::signature, SignatureImage(), _ImageInfo::size, sRGBColorspace, _Image::storage_class, StringRegistryType, StringToList(), StringToUnsignedLong(), SVGCompliance, TailPath, _Image::taint, _Image::ticks_per_second, _Image::tile_offset, _Image::timer, _Image::total_colors, TraceEvent, _Image::transparent_color, TransparentAlpha, _Image::type, UndefinedColorspace, UndefinedCompressionQuality, UndefinedPixelTrait, UndefinedType, _Image::units, _ChromaticityInfo::white_point, _RectangleInfo::width, WriteMaskChannel, WriteMaskPixelChannel, _PointInfo::x, _RectangleInfo::x, _PrimaryInfo::x, X11Compliance, _PointInfo::y, _RectangleInfo::y, _PrimaryInfo::y, and YellowPixelChannel.

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

PrintChannelFeatures()

static ssize_t PrintChannelFeatures ( FILE *  file, const PixelChannel  channel, const char *  name, const ChannelFeatures *  channel_features  )

static

Definition at line 218 of file identify.c.

References FeaturesFormat, FormatLocaleFile(), and PrintFeature.

Referenced by IdentifyImage().

PrintChannelLocations()

static ssize_t PrintChannelLocations ( FILE *  file, const Image *  image, const PixelChannel  channel, const char *  name, const StatisticType  type, const size_t  max_locations, const ChannelStatistics *  channel_statistics  )

static

Definition at line 279 of file identify.c.

References AcquireExceptionInfo(), _Image::columns, FormatLocaleFile(), GetMagickPrecision(), GetPixelChannelOffset(), GetPixelChannels(), GetPixelChannelTraits(), GetVirtualPixels(), MagickFalse, MagickTrue, _ChannelStatistics::maxima, MaximumStatistic, _ChannelStatistics::minima, MinimumStatistic, QuantumScale, _Image::rows, and UndefinedPixelTrait.

Referenced by IdentifyImage().

PrintChannelMoments()

static ssize_t PrintChannelMoments ( FILE *  file, const PixelChannel  channel, const char *  name, const double  scale, const ChannelMoments *  channel_moments  )

static

Definition at line 349 of file identify.c.

References FormatLocaleFile(), GetMagickPrecision(), and MaximumNumberOfImageMoments.

Referenced by IdentifyImage().

PrintChannelPerceptualHash()

static ssize_t PrintChannelPerceptualHash ( Image *  image, FILE *  file, const ChannelPerceptualHash *  channel_phash  )

static

Definition at line 384 of file identify.c.

References _ChannelPerceptualHash::colorspace, CommandOptionToMnemonic(), FormatLocaleFile(), GetMagickPrecision(), GetPixelChannelChannel(), GetPixelChannels(), GetPixelChannelTraits(), IndexPixelChannel, MagickColorspaceOptions, MaximumNumberOfPerceptualHashes, _ChannelPerceptualHash::number_colorspaces, and UndefinedPixelTrait.

Referenced by IdentifyImage().

PrintChannelStatistics()

static ssize_t PrintChannelStatistics ( FILE *  file, const PixelChannel  channel, const char *  name, const double  scale, const ChannelStatistics *  channel_statistics  )

static

Definition at line 440 of file identify.c.

References ClampToQuantum(), FormatLocaleFile(), GetMagickPrecision(), QuantumRange, and StatisticsFormat.

Referenced by IdentifyImage().