Axis M20 Series - Page 35

AXISM20BulletCameraSeries
Thedeviceinterface
ONVIF(OpenNetworkVideoInterfaceForum)isaglobalinterfacestandardthatmakesiteasierforend-users,integrators,
consultants,andmanufacturerstotakeadvantageofthepossibilitiesofferedbynetworkvideotechnology.ONVIFenables
interoperabilitybetweendifferentvendorproducts,increasedexibility,reducedcostandfuture-proofsystems.
Adduser:ClicktoaddanewONVIFuser.
Username:Enterauniqueusername.
Newpassword:Enterapasswordfortheuser.Passwordsmustbe1to64characterslong.OnlyASCIIprintablecharacters(code
32to126)areallowedinthepassword,forexampleletters,numbers,punctuation,andsomesymbols.
Repeatpassword:Enterthesamepasswordagain
Role:
•Administrator:Hasfullaccesstoallsettings.Administratorscanalsoadd,update,andremoveotherusers.
•Operator:Hasaccesstoallsettingsexcept:
-AllSystemsettings.
-Addingapps.
•Mediauser:Allowsaccesstothevideostreamonly.
Thecontextmenucontains:
Updateuser:Edittheuser’sproperties.
Deleteuser:Deletetheuser.Youcan’tdeletetherootuser.
BycreatinganONVIFuser,youautomaticallyenableONVIFcommunication.UsetheusernameandpasswordforallONVIF
communicationwiththedevice.FormoreinformationseetheAxisDeveloperCommunityataxis.com.
ONVIFmediaproles
AnONVIFmediaproleconsistsofasetofcongurationsthatyoucanusetochangemediastreamsettings.
Addmediaprole:ClicktoaddanewONVIFmediaprole.
prole_x:Clickaproletoedit.
Detectors
Cameratampering
Thecameratamperingdetectorgeneratesanalarmwhenthescenechanges,forexamplebecausethelensiscovered,sprayed
orseverelyputoutoffocus,andthetimeinTriggerafterhaspassed.Thetamperingdetectoronlyactivateswhenthecamera
hasnotmovedforatleast10seconds.Duringthisperiodthedetectorsetsupascenemodeltouseasacomparisontodetect
tamperingincurrentimages.Forthescenemodeltobesetupproperly,makesurethatthecameraisinfocus,thelighting
conditionsarecorrect,andthecameradoesn’tpointatascenethatlackscontours,forexampleablankwall.Cameratampering
canbeusedasaconditiontotriggeractions.
Triggerafter:Entertheminimumtimethatthetamperingconditionsmustbeactivebeforethealarmtriggers.Thiscanhelp
preventfalsealarmsforknownconditionsthataffecttheimage.
Triggerondarkimages:Itisverydifculttogeneratealarmswhenthecameralensissprayed,sinceitisimpossibletodistinguish
thateventfromothersituationswheretheimageturnsdarkinasimilarway,forexamplewhenthelightingconditionschange.
Turnonthisparametertogeneratealarmsforallcaseswheretheimageturnsdark.Whenit’sturnedoff,thedevicedoesn’t
generateanyalarmwhentheimageturnsdark.
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