Hydra – HDR Photo Editor 4.2 MacOS- HDR照片編輯器
Hydraletsyoueasilycreatebeautifulhigh-dynamic-range(HDR)imagesfromasetofexposures,effectivelycapturingbothdarkandbrightsubjectstomakeitmorenaturalortoenhancescenedrama.

Veryoften,asinglephotocan’trepresenttheentiredynamicrangeoflightinasceneduetothephysicallimitationsofthesensor.Thepictureiseitherunderexposed(toodark)oroverexposed(toobright),orbothatthesametime.Hydraallowsyoutoovercomethislimitationbymerginganumberofphotoswithdifferentexposuresettingsandtocreateanaturalimagethatismuchclosertowhatyoureyesactuallysee.Alternatively,Hydraalsoletsyouartisticallypushcontraststoincreasedramaandemotionsinyourpicturesbeyondreality.

OptimizedforMetal
HydrahasbeenoptimizedforlatestmacOSenhancementsandbringsnativeMetalsupportformaximumperformance.HydracomeswithacompletelyrewrittencomputationanddisplayarchitecturethatisoptimizedforMetalfromthegroundup.Itprovidesahigh-precision128-bitperpixelinternalformatwithextremelyfast60FPSpreviewingatfullresolution.Thisletsyouchangetonemappersettingsinreal-time,atfullsize,andwithnodelaywhichinturngivesyoumorecreativepowerandcontrolontheresult.

ImageAlignment&GhostRemoval
Becausemultiplephotosaremerged,inputpicturestypicallyneedalignmenttocompensateforcameramotionifnotripodisused.Also,movingsubjectsinthescenemaycreateghostingartefactsthatmustbehandled.Hydra4providesanadvancedalignmenttooltointeractivelyalignimagesagainstthereferenceonebylocatingfeaturepoints.Youcaninspectalignmentqualitythroughvarious1to1imagedifferenceschemes(blue/red,overlay…)orevenpreviewthewholemergingresult.Fullautomaticalignmentisalsoprovidedforsimplecases.Forghosthandling,Hydra4letsyoudelineateregionswheremovingsubjectsoccur,andthen,foreachoftheseregion,definewhichimagesdocontributetothemergedimage.ThismakesitpossibletocreatebeautifulHDRimagesevenfordifficultconditions.

NewToneMapper
Hydra4comeswithabrandnewtonemapperbasedonanewtechniquewhichisfaster,moreaccurate,andgivesmorecontrolforfinetuningthedetails.Thisnewtonemapperallowsreal-timepreviewingonthefullresolutionimageforthebestpossibleuserexperience.Allsettingsgetinstantfeedbackthatcorrespondstotheactualoutput.12tonemappingpresetsareavailableinHydra4fromwhichyoucanstart,andthenfine-tunetheresultusingHydra’smanualmode.

ModernFeatures&UserExperience
InadditiontonativeMetalsupport,Hydra4alsoprovidessupportforlotsofmodernOSandhardwarefeatures,suchasaccuratecolorprocessingthatincludessupportforDeep&WideColoroflatestMacdisplays(P3Retinadisplays),integrationwithPhotosapp,multitouchtrackpadnavigationandagorgeousMac-nativetranslucentuserinterface.AnumberofuniquefeaturesarealsoprovidedforacompleteHDReditingexperience,suchasanewcomparisontoolthatletsyoucomparetheresultwithindividualinputpictures,aflashingmodethatshowsunder-oroverexposedregions,andsnapshotsthatletyouquicklysavemultipletonemapperconfigurationstolatercomparetogether.Hydra4alsoprovidesmoreadvancedoptionswhenneeded,suchRAWinputoptions,RadianceandOpenEXRinputandoutputfileformats,colorspacechoicesforimageexports,andper-scopetonemappersettings.

PowerfulHDRapp
CombinesmultipleexposuresintoanHDRimagethatcanbetonemapped.OptimizedforlatestmacOSenhancements.

NewToneMapper
Moreaccuratetonemapperthatallowsrealtimeeditinginfullresolution.Varioussettingsprovided:RangeCompression,ShadowBoosting,HighlightRecovery,etc.Additional"per-scope"settingsalsoavailabletoeditspecificimageregions.

Built-inPresets
12tonemapperpresetsareprovidedtoquicklytunetowardsagiventarget.Finetuningcanstillbeappliedfromthechosenpresetbymanualadjustment.

ProjectList
Originalapp-maintainedprojectslisttoenableeasyprojectmanagement.Hydraprojectscanalsobeexportedtothefilesystemwhenneeded.

OSIntegration
IntegrationwithOSservicesforoutput(exporttomessagingapps,socialnetworks).Shareextensiontoimportimagesfromotherapps

OptimizedforMetal
ModernMetal-baseddisplayandcomputationarchitecture,thatallowsfastandaccuraterendering.OpenGLfallback&resolutionlimitsareavailableforolderMacs.

ComparisonTool&Flashing
Splitscreencomparisonoftone-mappedimageagainstinputimagesorthemergedimage(HDR).Flashingofoverexposedandunderexposedregionsoftheimage.

SettingsSnapshots
Multipleimagesettingscanbesavedintheprojecttoquicklymovebetweenthem.

UserExperience
ElegantandmodernuserinterfacethatmakesuseoflatestOSfeaturesliketranslucency,andanimatedtransitions.Preparemodetosetupinputimagesbeforemerging;Developmodetoedittonemappersettingsbeforeexport.

ImageAlignmentTechnology
Automaticormanualhomographycomputation.Alignmentpointscanbepreciselylocatedmanuallywithedge-enhancedviewsofreferenceandtargetimage.Tooltopreviewalignmentbeforeprocessingimageinthetonemapper.Displayedasicons(withoptionalname)orasatable.

InputImageTools
AutomaticImageEVdeterminationfromEXIForfromimagecontents+calculatorallowingmanualEVoverridefromuser-enteredaperture,exposuretime,andISO.AdditionalresharpeningoptionisavailableforRAWinputs.InspectionofEXIFproperties.

FastViewing&Editing
Full-speed,highquality,aliasing-freescrollingatnativeresolution.Real-timeimageeditingwithtonemapperatanyzoomlevel.

FileFormats
Supportforvariousinputphotoformats:JPEG,RAW(macOS),OpenEXR/Radiance.Supportforvariousoutputimageformats:JPG,TIFF,OpenEXR,Radianceandcolorspaces:sRGB,ACESCGLinear,AdobeRGB,ProPhoto,DCI-P3.

CroppingTool
Supportforautomaticcroppingthatdependsonalignment,andmanualcroppingandrotation.

DynamicHDR&LDRHistogram
Imagehistogramsbefore(HDR)andafter(LDR)tonemappingtoinspectimagefeatures.Bothhistogramsdisplaylightintensityundermousecursorinrealtime.

Wide&DeepColorsDisplay
SupportforDCI-P3displaysoflatestMacs.Editingworkflowiscompletelycolormatchedforaccurateresults.

GhostHandling
Improvedghosts(movingsubjectsacrossinputpictures)handlingtools.Delineationofmovingregions&selectionofwhichphoto(s)contributetofinalimageforeachregion.Tooltopreviewmergedimageincludingghostremovalacrossfullexposurerange.

ApplePhotosWorkflow
ShareExtensionthatenablesexportingmultipleexposuresfromApplePhotos(orpossiblyotherapps).RenderedimagecanbeexportedbacktoApplePhotos.
ReleaseNotes:

Enhancements
-OptimizedformacOS10.14Mojave.
-Improvedsupportfordarktheme&accentcolor.Accentcolornoweffectivethroughouttheapp,inparticularghostselection&variousbuttons.
-Metal2optimisations.
Otherenhancements
-Fixed8-bitrenderingonintegratedIntelGPUsthatcouldoutputcorruptimage(Mojaveonly).
-Fixed32-bitrenderingondiscreteGPUsthatcouldoutputblackimagewhentonemappingwasnotapplied.

SystemRequirements:
-OperatingSystem:macOS10.11ElCapitan
-GPUcompatiblewithOpenGLCoreProfile4.1(HDGraphics4000orlatest).

Homepage
https://creaceed.com