摄像头测试图卡及IMATEST测试项

一、测试图卡图卡性能参数模块注释SFRplusSharpness(MTF),Lateralchromaticaberration,Tonalresponse,LensdistortionSFRplusDesignedtomeasureseveralkeyimagequalityfactorsfromasingleimagewithahighdegreeofautomation:nomanualROIselection.SFRplusoperatesinteractivelyinsideReschartsofasafullyautomatedmodulewithnouserintervention.ChristopheMetairiePhotographieDigitaLTargeT003(CMPDT003)Coloraccuracy,TonalresponseMultichartsGretagMacbethColorCheckerColoraccuracy,Tonalresponse,NoiseColorcheck,MultichartsWidelyavailable;consistentpigments.AcompatiblechartisavailablefromDanes-Picta.(24-patch)CustompiechartsColoraccuracy,TonalresponseMulticharts(Specialcharts)GretagMacbethColorCheckerSGColoraccuracy,TonalresponseMultichartsISO12233,AppliedImageQA-77Sharpness,Lateralchromaticaberration,SubjectiveQualityFactor(SQF)SFRPrintedonhighresolutionphotographicmedia.Slanted-edgechartsprintedonahighqualityinkjetscanperformthesamefunction,butaren’tasfine.IT8.7Coloraccuracy,TonalresponseMultichartsRequiresreferencefileMonochromecharts:ISO-16067-1,QA-62,EIAGrayscale,ISO-14524OECF,ISO-15739Noise,20-patchOECFchartsDynamicrange,Tonalresponse,ContrastStepchart,Multicharts(Specialcharts)QPcard201Coloraccuracy,TonalresponseMultichartsInexpensivechartStepcharts(reflective):KodakQ-13,Q-14,etc.Tonalresponse,Contrast,Noise,Exposureaccuracy,VeilingglareStepchart,Multicharts.DynamicRangeVeilingglareismeasuredwithblackholenexttotheQ-13.MaybepurchasedfromprofessionalcamerastoresorDanes-Picta.LogFrequency,LogF-Contrast(sineorbar)Sharpness,Colormoiré,DetaillosttosoftwarenoisereductionReschartsLogFrequency,LogF-ContrastMTFisacheckontheslanted-edgemethod;moredirectbutlessaccurate.SiemensstarchartSharpnessStarchartImatestMasteronly.MaybecreatedforprintingbyTestChartsorpurchasedfromImageEngineering.二、imatest测试内容模块性能参数图卡注释ColorcheckColoraccuracy,Tonalresponse,Contrast,GretagMacbethColorCheckerDistortionLensdistortionSquareorrectangulargridLightfallLightfalloff,vignettingplain,uniformlylitsurfaceMultichartsColoraccuracy,Tonalresponse,ContrastGretagMacbethColorChecker,IT8.7,ColorCheckerSG,Stepcharts,specialcharts:ISO-16067-1,QA-62,EIAGrayscale,ISO-14524OECF,ISO-15739Noise,20-patchOECFchartsColorCheckerSG,Stepcharts,specialcharts:ImatestMasteronlySFR,ReschartsSFRSharpness(MTF),LateralchromaticaberrationSlanted-edge(printablebyTestCharts),ISO12233,AppliedImageQA-77AlsomeasuresSubjectiveQualityFactor(SQF).SFRplusSharpness(MTF),Lateralchromaticaberration,Tonalresponse,LensdistortionSFRpluschartHighlyautomatedmodule:nomanualROIselection.ChartavailablefromtheImateststoreStepchartTonalresponse,Contrast,Noise,Dynamicrange,Exposureaccuracy,Veilingglare(lensflare)Stepcharts,Specialcharts:ISO-16067-1,QA-62,EIAGrayscale,ISO-14524OECF,ISO-15739Noise,20-patchOECFchartsSpecialchartsinImatestMasteronly.TransmissivechartssuchastheStoufferT4110recommendedforDR.DynamicRange(PostprocessorforStepchart)Tonalresponse,DynamicrangeReflectivestepchartssuchastheKodakQ-14/Q-14.UsuallymoreconvenientthanStepchartformeasuringDRbecauseitdoesn’trequireatransmissionchart,speciallightsource,anddarkenedroom.PrintTestDmax(deepestblacktone),ColorgamutCustomtestchartprintedfromfile,scannedonprofiledflatbedscannerGamutvisionextractsthesepropertiesfromICCprofiles.LogFrequencySharpness(MTF),ColormoiréLogFrequency(canalsouseLogFrequency-Contrastchart)LogF-ContrastSharpness(MTF),SoftwareartifactsLogFrequency-ContrastStarChartSharpness(MTF)Starchart