Axis P3267-LV - Performance Considerations

AXISP32DomeCameraSeries
Troubleshooting
Thiscameraisdesignedtodeliveruptofourdifferentstreams.Ifafthuniquestreamisrequested,thecameracan’tprovideit,and
anerrormessageisdisplayed.Theerrormessagedependsonthewaythestreamisrequested.Thestreamsareusedonarstcome,
rstservedbasis.Examplesofinstancesthatuseastreamare:
•Liveviewinginawebbrowserorotherapplication
•Whilerecording-continuousormotiontriggeredrecording
•Aneventthatusesimagesonthecamera,forexampleaneventthatsendsane-mailwithanimageeveryhour
•Aninstalledandrunningapplication,suchasAXISVideoMotionDetection,willalwaysconsumeavideostream,whether
itisusedornot.Astoppedapplicationdoesnotconsumeavideostream.
Thecameracandelivermorethanfoursimultaneousstreamsprovidedthecongurationofanyadditionalstreamisidenticaltoany
oftherstfourstreams.Identicalcongurationimpliesexactlythesameresolution,framerate,compression,videoformat,rotation
etc.Formoreinformationseethewhitepaper“Maxnumberofuniquevideostreamcongurations”,availableataxis.com.
Performanceconsiderations
Whensettingupyoursystem,itisimportanttoconsiderhowvarioussettingsandsituationsaffecttheperformance.Somefactors
affecttheamountofbandwidth(thebitrate)required,otherscanaffecttheframerate,andsomeaffectboth.Iftheloadonthe
CPUreachesitsmaximum,thisalsoaffectstheframerate.
Thefollowingfactorsarethemostimportanttoconsider:
•Highimageresolutionorlowercompressionlevelsresultinimagescontainingmoredatawhichinturnaffectsthe
bandwidth.
•RotatingtheimageintheGUIwillincreasetheproduct'sCPUload.
•Removingorattachingthecoverwillrestartthecamera.
•AccessbylargenumbersofMotionJPEGorunicastH.264clientsaffectsthebandwidth.
•AccessbylargenumbersofMotionJPEGorunicastH.265clientsaffectsthebandwidth.
•Simultaneousviewingofdifferentstreams(resolution,compression)bydifferentclientsaffectsbothframerateand
bandwidth.
Useidenticalstreamswhereverpossibletomaintainahighframerate.Streamprolescanbeusedtoensurethat
streamsareidentical.
•AccessingMotionJPEGandH.264videostreamssimultaneouslyaffectsbothframerateandbandwidth.
•AccessingMotionJPEGandH.265videostreamssimultaneouslyaffectsbothframerateandbandwidth.
•Heavyusageofeventsettingsaffectstheproduct’sCPUloadwhichinturnaffectstheframerate.
•UsingHTTPSmayreduceframerate,inparticularifstreamingMotionJPEG.
•Heavynetworkutilizationduetopoorinfrastructureaffectsthebandwidth.
•Viewingonpoorlyperformingclientcomputerslowersperceivedperformanceandaffectsframerate.
•RunningmultipleAXISCameraApplicationPlatform(ACAP)applicationssimultaneouslymayaffecttheframerateand
thegeneralperformance.
•Usingpalettesaffectstheproduct’sCPUloadwhichinturnaffectstheframerate.
Contactsupport
Contactsupportataxis.com/support.
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