compare.h File Reference

#include "magick/image.h"

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Enumerations
enum	MetricType {   UndefinedMetric, AbsoluteErrorMetric, MeanAbsoluteErrorMetric, MeanErrorPerPixelMetric,   MeanSquaredErrorMetric, PeakAbsoluteErrorMetric, PeakSignalToNoiseRatioMetric, RootMeanSquaredErrorMetric,   NormalizedCrossCorrelationErrorMetric, FuzzErrorMetric, UndefinedErrorMetric = 0, PerceptualHashErrorMetric = 0xff }
Functions
MagickExport double *	GetImageChannelDistortions (Image *, const Image *, const MetricType, ExceptionInfo *)
MagickExport Image *	CompareImageChannels (Image *, const Image *, const ChannelType, const MetricType, double *, ExceptionInfo *)
MagickExport Image **	CompareImages (Image *, const Image *, const MetricType, double *, ExceptionInfo *)
MagickExport Image ***	SimilarityImage (Image *, const Image *, RectangleInfo *, double *, ExceptionInfo *)
MagickExport Image ****	SimilarityMetricImage (Image *, const Image *, const MetricType, RectangleInfo *, double *, ExceptionInfo *)
MagickExport MagickBooleanType	GetImageChannelDistortion (Image *, const Image *, const ChannelType, const MetricType, double *, ExceptionInfo *)
MagickExport MagickBooleanType	GetImageDistortion (Image *, const Image *, const MetricType, double *, ExceptionInfo *)
MagickExport MagickBooleanType	IsImagesEqual (Image *, const Image *)

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Enumeration Type Documentation

enum MetricType

Enumerator:

UndefinedMetric
AbsoluteErrorMetric
MeanAbsoluteErrorMetric
MeanErrorPerPixelMetric
MeanSquaredErrorMetric
PeakAbsoluteErrorMetric
PeakSignalToNoiseRatioMetric
RootMeanSquaredErrorMetric
NormalizedCrossCorrelationErrorMetric
FuzzErrorMetric
UndefinedErrorMetric
PerceptualHashErrorMetric

---

Function Documentation

MagickExport Image* CompareImageChannels	(	Image *	,
		const Image *	,
		const	ChannelType,
		const	MetricType,
		double *	,
		ExceptionInfo *
	)

MagickExport Image* * CompareImages	(	Image *	,
		const Image *	,
		const	MetricType,
		double *	,
		ExceptionInfo *
	)

MagickExport MagickBooleanType GetImageChannelDistortion	(	Image *	,
		const Image *	,
		const	ChannelType,
		const	MetricType,
		double *	,
		ExceptionInfo *
	)

MagickExport double* GetImageChannelDistortions	(	Image *	,
		const Image *	,
		const	MetricType,
		ExceptionInfo *
	)

References AbsoluteErrorMetric, AcquireQuantumMemory(), CompositeChannels, _Image::debug, _Image::exception, _Image::filename, FuzzErrorMetric, GetAbsoluteDistortion(), GetFuzzDistortion(), GetMagickModule, GetMeanAbsoluteDistortion(), GetMeanErrorPerPixel(), GetMeanSquaredDistortion(), GetNormalizedCrossCorrelationDistortion(), GetPeakAbsoluteDistortion(), GetPeakSignalToNoiseRatio(), GetPerceptualHashDistortion(), GetRootMeanSquaredDistortion(), ImageError, LogMagickEvent(), MagickCoreSignature, MagickFalse, MagickTrue, MeanAbsoluteErrorMetric, MeanErrorPerPixelMetric, MeanSquaredErrorMetric, NormalizedCrossCorrelationErrorMetric, PeakAbsoluteErrorMetric, PeakSignalToNoiseRatioMetric, PerceptualHashErrorMetric, RelinquishMagickMemory(), ResourceLimitFatalError, RootMeanSquaredErrorMetric, _Image::signature, ThrowFatalException, ThrowMagickException(), TraceEvent, and ValidateImageMorphology().

MagickExport MagickBooleanType GetImageDistortion	(	Image *	,
		const Image *	,
		const	MetricType,
		double *	,
		ExceptionInfo *
	)

MagickExport MagickBooleanType IsImagesEqual	(	Image *	,
		const Image *
	)

References AcquireVirtualCacheView(), CMYKColorspace, _Image::colorspace, _Image::columns, DestroyCacheView(), _Image::error, _Image::exception, _Image::filename, GetCacheViewVirtualIndexQueue(), GetCacheViewVirtualPixels(), GetPixelBlue, GetPixelGreen, GetPixelIndex, GetPixelOpacity, GetPixelRed, ImageError, magick_restrict, MagickCoreSignature, MagickFalse, MagickMax, MagickTrue, _Image::matte, _ErrorInfo::mean_error_per_pixel, _ErrorInfo::normalized_maximum_error, _ErrorInfo::normalized_mean_error, PerceptibleReciprocal(), QuantumScale, _Image::rows, _Image::signature, ThrowBinaryException, and ValidateImageMorphology().

MagickExport Image* * * SimilarityImage	(	Image *	,
		const Image *	,
		RectangleInfo *	,
		double *	,
		ExceptionInfo *
	)

MagickExport Image* * * * SimilarityMetricImage	(	Image *	,
		const Image *	,
		const	MetricType,
		RectangleInfo *	,
		double *	,
		ExceptionInfo *
	)

References AcquireVirtualCacheView(), ClampToQuantum(), CloneImage(), _Image::columns, DeactivateAlphaChannel, _Image::debug, DestroyCacheView(), DestroyImage(), DirectClass, _Image::exception, _Image::filename, GetCacheViewAuthenticPixels(), GetImageArtifact(), GetMagickModule, GetPixelRed, GetSimilarityMetric(), ImageError, InheritException(), LogMagickEvent(), magick_restrict, MagickCoreSignature, MagickFalse, MagickMaximumValue, MagickMin, MagickTrue, NormalizedCrossCorrelationErrorMetric, PerceptualHashErrorMetric, _Image::progress_monitor, QuantumRange, _Image::rows, SetGeometry(), SetImageAlphaChannel(), SetImageProgress(), SetImageStorageClass(), SetPixelBlue, SetPixelGreen, SetPixelRed, _ExceptionInfo::signature, _Image::signature, SimilarityImageTag, StringToDouble(), SyncCacheViewAuthenticPixels(), ThrowImageException, TraceEvent, UndefinedErrorMetric, ValidateImageMorphology(), _RectangleInfo::x, and _RectangleInfo::y.

Referenced by SimilarityImage().