Axis Q7436 - About Stream Profiles; About ONVIF Media Profiles; Camera Settings

AXISQ7436VideoEncoderBlade
SetUptheProduct
Alwaysverifythatthevideostreammeetsthequalityrequirementsforyoursurveillancepurposesafterchangingthevideostream
settings.
MJPEG
Sometimestheimagesizeislargeduetolowlightorcomplexscenery.Adjustingthemaximumframesizehelpstocontrolthe
bandwidthandstorageusedbytheMotionJPEGvideostreaminthesesituations.SettingtheframesizetotheDefaultsetting
providesconsistentlygoodimagequalityattheexpenseofincreasedbandwidthandstorageusageinlowlight.Limitingtheframe
sizeoptimizesbandwidthandstorageusage,butmaygivepoorimagequality.Topreventincreasedbandwidthandstorageusage,
themaximumframesizeshouldbesettoanoptimalvalue.
Aboutstreamproles
Astreamproleisasetofpredenedstreamsettingsincludingresolution,compression,framerateandoverlaysettings.Stream
prolescanbeused:
•Whensettinguprecordingusingactionrules.SeeEventsonpage38.
•Whensettingupcontinuousrecording.SeeContinuousRecordingonpage44.
•IntheLiveViewpage–selectthestreamprolefromtheStreamproledrop-downlist.
Tocreateanewproleormodifyanexistingprole,gotoSetup>Video>StreamProles.
ToselectadefaultstreamprolefortheLiveViewpage,gotoSetup>LiveViewCong.
AboutONVIFmediaproles
AnONVIFmediaproleconsistsofasetofcongurationsthatcanbeusedtochangemediastreamsettings.ONVIFmediaproles
canbeusedbyaclienttoconguremediastreamproperties.
TheONVIFMediaProlespagelistsallpreconguredproles.Theseprolesareincludedintheproductforquicksetup.Youcan
add,modifyorremoveONVIFmediaprolesfromthispage.
CameraSettings
TheVideo>CameraSettingspageprovidesaccesstoadvancedimagesettingsfortheAxisproduct.
ImageAppearance
TochangeImageAppearancegotothemenusunderSetup>Video>CameraSettings.
IncreasingtheColorlevelincreasesthecolorsaturation.Thevalue100givesmaximumcolorsaturationandthevalue0gives
minimumcolorsaturation.
TheimageBrightnesscanbeadjustedintherange0–100,whereahighervalueproducesabrighterimage.
IncreasingtheSharpnesscanincreasebandwidthusage.Asharperimagemightincreaseimagenoiseespeciallyinlowlight
conditions.Alowersettingreducesimagenoise,butthewholeimagewillappearlesssharp.
TheContrastchangestherelativedifferencebetweenlightanddark.Itcanbeadjustedusingtheslidebar.
LocalContrastappliescontrasttoaspecicareaoftheimage.Usetheslidertoadjustthecontrast,whereahighervalueproduces
animagewithhighcontrastbetweenthedarkandlightareasandissuitableforsceneswithwidedynamicrange.
UsetheNoisereductionslidertoadjustthenoisereductionlevel.Ahighervalueproducesanimagewithlittlenoise,butatthe
expenseofdetailsintheimage.Noisereductionmayincreasetheamountofmotionblur.
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