Axis M1125 Manual de usuario descargar pdf (Pagina 21)

AXISM1125NetworkCamera

Video

WhiteBalance

TochangethissettinggotoSetup>Video>CameraSettings

Whitebalanceisusedtomakecolorsintheimageappearthesameregardlessofthecolortemperatureofthelightsource.TheAxis

productcanbesettoautomaticallyidentifythelightsourceandcompensateforitscolor.Alternatively,selectthetypeoflight

sourcefromthedrop-downlist.Foradescriptionofeachavailablesetting,seetheonlinehelp

ThewhitebalancewindowisenabledfortheAutomaticandAutomaticoutdooroptionsthatappearintheWhitebalancedrop-down

list.Selectoneoftheoptionsfromthedrop-downlisttosetthewhitebalancewindowproperties.SelectAutomatictousethe

defaultsettingsfortheAutomaticandAutomaticoutdooroptions(intheWhitebalancedrop-downlist).SelectCustomtomanually

setareferencewindowforwhitebalanceintheviewarea.

WideDynamicRange

Widedynamicrange(WDR-ForensicCapture)providesbalancedimagesinsceneswhenthereisaconsiderablecontrastbetween

lightanddarkareasintheimage.Thecameraautomaticallyhandlesthetransitionbetweensuchscenesandlow-lightconditions.In

rarelightconditionsdisablingWDRmightgiveabetterimage.

Important

UseWDRincombinationwithautomaticexposurecontrol.Otherexposuresettingscouldgiveundesirableresults.

UsetheHighlightsrecoveryslidertoimprovetheimageappearancebydecreasingbrightnessinthebrightpartsoftheimage.

UsetheShadowsrecoveryslidertoimprovetheimageappearancebyincreasingbrightnessinthedarkpartsoftheimage.

ExposureSettings

Conguretheexposuresettingstosuittheimagequalityrequirementsinrelationtolighting,framerateandbandwidth

considerations.

Exposurevalue-UsetheExposurevalueslidertoadjusttheoverallbrightnessoftheimage.

Exposurecontrol-Thissettingisusedtoadapttotheamountoflightused.Automaticisthedefaultsettingandcanbeusedin

mostsituations.Theshutterspeedisautomaticallysettoproduceoptimumimagequality.Flicker-free50or60Hzisusedtoremove

ickerwhichcanbecausedbyuorescentandotherlightsources.TheHoldcurrentoptionlocksthecurrentexposuresettings.

Exposurezones-Thissettingdetermineswhichpartoftheimageisusedtocalculatetheexposure.Formostsituations,theAuto

settingcanbeused.Forparticularrequirements,selectapredenedarea.

Exposurepriority-WhenMotionisprioritizedandmaximumShuttertimeissettoasmallvalue,motionblurintheimageis

minimized.Thiscanbeusefulforrecognitionofmovingobjectssuchaspeopleandvehicles.However,prioritizingmotionmaycause

anincreaseinimagenoise,especiallyinlowlightsituations.WhenLownoiseisprioritizedandGainissettoasmallvalue,image

noiseisminimized.Thelesizeisreduced,whichcanbeusefulifstoragespaceorbandwidthislimited.However,prioritizinglow

noisemayresultinaverydarkimage,especiallyinlowlightsituations.

Shutter&Gain

NormalLight-UsetheslidertosetthePrioritybetweenLowmotionblurandLownoise.Whenprioritizinglownoise(slider

allthewaytotheleft)theAxisproductwillautomaticallydecreaseshutterspeedasbrightnessdecreases.Whentheshutter

speedreaches1/30stheAxisproductwillincreasegainuntilthesetmaximumgainfornormallightisreached.SelecttheMax

gainvaluefromthedrop-downlist.Thisdenestheupperlimitforgaininthecontextofnormallight.Maxfastshuttersets

shutterspeedlimitinnormallightconditions.Dependingonascenario,theshutterspeedlimitmayneedtobedened.Thisis

donethroughSystemOptions>Advanced>PlainCong.

LowLight-UsetheslidertosetthePrioritybetweenLowmotionblurandLownoise.Whenprioritizinglowmotionblur(slider

allthewaytotheright)thecamerawillautomaticallyincreasegainasbrightnessdecreases.Whenthegainreachestheset

maximumgainforlowlight,thecamerawilldecreaseshutterspeeduntilthesetmaximumshutterforlowlightisreached.

Thisisthedefaultprioritysettingforlowlight.

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Axis M1125 Manual de usuario Pagina 21

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