Axis P3346 - Image Appearance; Exposure Settings

AXISP3346FixedDomeNetworkCamera
VideoandAudio
ImageAppearance
IncreasingtheColorlevelincreasesthecolorsaturation.Thevalue100givesmaximumcolorsaturation.Thevalue0givesa
blackandwhiteimage.
TheimageBrightnesscanbeadjustedintherange0–100,whereahighervalueproducesabrighterimage.
IncreasingtheSharpnesscanincreasebandwidthusage.Asharperimagemightincreaseimagenoiseespeciallyinlowlight
conditions.Alowersettingreducesimagenoise,butthewholeimagewillappearlesssharp.
TheContrastchangestherelativedifferencebetweenlightanddark.Itcanbeadjustedusingtheslidebar.
WhiteBalance
Whitebalanceisusedtomakecolorsintheimageappearthesameregardlessofthecolortemperatureofthelightsource.TheAxis
productcanbesettoautomaticallyidentifythelightsourceandcompensateforitscolor.Alternatively,selectthetypeoflight
sourcefromthedrop-downlist.Foradescriptionofeachavailablesetting,seetheonlinehelp
.
WideDynamicRange
Widedynamicrange(DynamicContrast)canimprovetheexposurewhenthereisaconsiderablecontrastbetweenlightanddark
areasintheimage.EnableWDRinintensebacklightconditions.DisableWDRinlowlightconditionsforoptimalexposure.
Note
Thissettingisonlypossiblewhenusingautomaticexposurecontrol.
ExposureSettings
Conguretheexposuresettingstosuittheimagequalityrequirementsinrelationtolighting,framerateandbandwidth
considerations.
Exposurevalue-Clickinthebartone-tunetheexposure.
Exposurecontrol-Thesesettingsisusedtoadapttotheamountoflightused.Automaticisthedefaultsettingscanbeusedinmost
situations.Theshutterspeedisautomaticallysettoproduceoptimumimagequality.Flicker-free50or60Hzisusedtoremove
ickerwhichcanbecausedbyuorescentandotherlightsources.TheHoldcurrentoptionlocksthecurrentexposuresettings.
EnableBacklightcompensation-Enablethisoptionifabrightspotoflight,forexamplealightbulb,causesotherareasin
theimagetoappeartoodark.
Exposurezones-Thissettingsdetermineswhichpartoftheimageisusedtocalculatetheexposure.Formostsituations,theAuto
settingcanbeused.Forparticularrequirement,selectapredenedarea.
Exposurepriority-WhenMotionisprioritizedandmaximumShuttertimeissettoasmallvalue,motionblurintheimageis
minimized.Thiscanbeusefulforrecognitionofmovingobjectssuchaspeopleandvehicles.However,prioritizingmotionmaycause
anincreaseinimagenoise,especiallyinlowlightsituations.WhenLownoiseisprioritizedandGainissettoasmallvalue,image
noiseisminimized.Thelesizeisreduced,whichcanbeusefulifstoragespaceorbandwidthislimited.However,prioritizinglow
noisemayresultinaverydarkimage,especiallyinlowlightsituations.
Irisadjustment
SelectEnableautomaticirisadjustmenttoautomaticallycompensateforchanginglightconditions.Thisoptionisnotavailable
ifaxedirisisused.
UsetheIrisadjustmentslidertosetthepreferredF-value.Thescalerepresentstheamounttheirisisopen.Ifsetto0,theirisis
openedasmuchaspossible.Ifsetto100,theirisisclosedasmuchaspossible.TheactualF-valueisshownbelowtheslider.If
automaticirisadjustmentisenabled,theiriswillstayatthispositionaslongaslightconditionsarefavorable.Iflightconditions
change,theiriswilladjustitselftothebestirissettings.Ifautomaticirisadjustmentisdisabled,theiriswilllockontheset
positionregardlessoflightconditions
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