compare.h File Reference

#include "MagickCore/image.h"

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Enumerations
enum	MetricType {   UndefinedMetric, AbsoluteErrorMetric, MeanAbsoluteErrorMetric, MeanErrorPerPixelMetric,   MeanSquaredErrorMetric, PeakAbsoluteErrorMetric, PeakSignalToNoiseRatioMetric, RootMeanSquaredErrorMetric,   NormalizedCrossCorrelationErrorMetric, FuzzErrorMetric }
Functions
MagickExport double *	GetImageDistortions (Image *, const Image *, const MetricType, ExceptionInfo *)
MagickExport Image *	CompareImages (Image *, const Image *, const MetricType, double *, ExceptionInfo *)
MagickExport Image *	SimilarityImage (Image *, const Image *, const MetricType, RectangleInfo *, double *, ExceptionInfo *)
MagickExport MagickBooleanType	GetImageDistortion (Image *, const Image *, const MetricType, double *, ExceptionInfo *)
MagickExport MagickBooleanType	IsImagesEqual (Image *, const Image *, ExceptionInfo *)

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Enumeration Type Documentation

enum MetricType

Enumerator:

UndefinedMetric
AbsoluteErrorMetric
MeanAbsoluteErrorMetric
MeanErrorPerPixelMetric
MeanSquaredErrorMetric
PeakAbsoluteErrorMetric
PeakSignalToNoiseRatioMetric
RootMeanSquaredErrorMetric
NormalizedCrossCorrelationErrorMetric
FuzzErrorMetric

Definition at line 27 of file compare.h.

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Function Documentation

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

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

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

Definition at line 1219 of file compare.c.

References _Image::signature, MagickSignature, _Image::debug, MagickFalse, LogMagickEvent(), TraceEvent, GetMagickModule, _Image::filename, _Image::columns, _Image::rows, ThrowMagickException(), ImageError, MaxPixelChannels, AcquireQuantumMemory(), ThrowFatalException, ResourceLimitFatalError, ResetMagickMemory(), MagickTrue, AbsoluteErrorMetric, GetAbsoluteDistortion(), FuzzErrorMetric, GetFuzzDistortion(), MeanAbsoluteErrorMetric, GetMeanAbsoluteDistortion(), MeanErrorPerPixelMetric, GetMeanErrorPerPixel(), MeanSquaredErrorMetric, GetMeanSquaredDistortion(), NormalizedCrossCorrelationErrorMetric, GetNormalizedCrossCorrelationDistortion(), PeakAbsoluteErrorMetric, GetPeakAbsoluteDistortion(), PeakSignalToNoiseRatioMetric, GetPeakSignalToNoiseRatio(), RootMeanSquaredErrorMetric, GetRootMeanSquaredDistortion(), and RelinquishMagickMemory().

MagickExport MagickBooleanType IsImagesEqual	(	Image *	,
		const Image *	,
		ExceptionInfo *
	)

Definition at line 1373 of file compare.c.

References _Image::signature, MagickSignature, _Image::columns, _Image::rows, ThrowBinaryException, ImageError, _Image::filename, AcquireCacheView(), GetCacheViewVirtualPixels(), GetPixelMask(), GetPixelChannels(), GetPixelChannelMapChannel(), GetPixelChannelMapTraits(), UndefinedPixelTrait, UpdatePixelTrait, GetPixelChannel(), DestroyCacheView(), _Image::error, _ErrorInfo::mean_error_per_pixel, _ErrorInfo::normalized_mean_error, QuantumScale, _ErrorInfo::normalized_maximum_error, MagickTrue, and MagickFalse.

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

Definition at line 1540 of file compare.c.

References _Image::signature, MagickSignature, _Image::debug, MagickFalse, LogMagickEvent(), TraceEvent, GetMagickModule, _Image::filename, _ExceptionInfo::signature, SetGeometry(), _Image::columns, _Image::rows, ThrowImageException, ImageError, CloneImage(), MagickTrue, SetImageStorageClass(), DirectClass, DestroyImage(), AcquireCacheView(), GetCacheViewAuthenticPixels(), GetSimilarityMetric(), _RectangleInfo::x, _RectangleInfo::y, GetPixelMask(), GetPixelChannels(), GetPixelChannelMapChannel(), GetPixelChannelMapTraits(), UndefinedPixelTrait, UpdatePixelTrait, SetPixelChannel(), ClampToQuantum(), QuantumRange, SyncCacheViewAuthenticPixels(), _Image::progress_monitor, SetImageProgress(), SimilarityImageTag, and DestroyCacheView().