Axis Q1715 - Page 53

AXISQ1715BlockCamera
Thewebinterface
Thecontextmenucontains:
Updateuser:Edittheuser’sproperties.
Deleteuser:Deletetheuser.Youcan’tdeletetherootuser.
ONVIFmediaproles
AnONVIFmediaproleconsistsofasetofcongurationsthatyoucanusetochangemediastreamsettings.
Addmediaprole:ClicktoaddanewONVIFmediaprole.
prole_x:Clickaproletoedit.
Analyticsmetadata
Metadataproducers
Metadataproducersliststheappsthatstreammetadataandthechannelstheyuse.
Producer:Theappthatproducesthemetadata.Belowtheappisalistofthetypesofmetadatatheappstreamsfromthedevice.
Channel:Thechannelthattheappuses.Checktoenablethemetadatastream.Unchecktodisablethestreamforcompatibility
orresourcesmanagementreasons.
Detectors
Cameratampering
Thecameratamperingdetectorgeneratesanalarmwhenthescenechanges,forexample,whenthelensiscovered,sprayed
orseverelyputoutoffocus,andthetimeinTriggerdelayhaspassed.Thetamperingdetectoronlyactivateswhenthecamera
hasnotmovedforatleast10seconds.Duringthisperiod,thedetectorsetsupascenemodeltouseasacomparisontodetect
tamperingincurrentimages.Forthescenemodeltobesetupproperly,makesurethatthecameraisinfocus,thelighting
conditionsarecorrect,andthecameradoesn’tpointatascenethatlackscontours,forexample,ablankwall.Cameratampering
canbeusedasaconditiontotriggeractions.
Triggerdelay:Entertheminimumtimethatthetamperingconditionsmustbeactivebeforethealarmtriggers.Thiscanhelp
preventfalsealarmsforknownconditionsthataffecttheimage.
Triggerondarkimages:Itisverydifculttogeneratealarmswhenthecameralensissprayed,sinceitisimpossibletodistinguish
thateventfromothersituationswheretheimageturnsdarkinasimilarway,forexample,whenthelightingconditionschange.
Turnonthisparametertogeneratealarmsforallcaseswheretheimageturnsdark.Whenit’sturnedoff,thedevicedoesn’t
generateanyalarmwhentheimageturnsdark.
Note
Fordetectionoftamperingattemptsinstaticandnon-crowdedscenes.
Audiodetection
Thesesettingsareavailableforeachaudioinput.
Soundlevel:Adjustthesoundleveltoavaluefrom0–100,where0isthemostsensitiveand100theleastsensitive.Usethe
activityindicatorasaguidewhenyousetthesoundlevel.Whenyoucreateevents,youcanusethesoundlevelasacondition.
Youcanchoosetotriggeranactionifthesoundlevelrisesabove,fallsbeloworpassesthesetvalue.
Shockdetection
53