Axis M4327-P - Overlays; Pan, Tilt, and Zoom (PTZ); Streaming and Storage

AXISM43PanoramicCameraSeries
Learnmore
Overlays
Overlaysaresuperimposedoverthevideostream.Theyareusedtoprovideextrainformationduringrecordings,suchasatimestamp,
orduringproductinstallationandconguration.Youcanaddeithertextoranimage.
Thevideostreamingindicatorisanothertypeofoverlay.Itshowsyouthattheliveviewvideostreamislive.
Pan,tilt,andzoom(PTZ)
Guardtours
Aguardtourdisplaysthevideostreamfromdifferentpresetpositionseitherinapredeterminedorrandomorder,andforcongurable
periodsoftime.Oncestarted,aguardtourcontinuestorununtilstopped,evenwhentherearenoclients(webbrowsers)viewingthe
images.
Streamingandstorage
Videocompressionformats
Decidewhichcompressionmethodtousebasedonyourviewingrequirements,andonthepropertiesofyournetwork.The
availableoptionsare:
MotionJPEG
MotionJPEG,orMJPEG,isadigitalvideosequencethatismadeupofaseriesofindividualJPEGimages.Theseimagesarethen
displayedandupdatedataratesufcienttocreateastreamthatshowsconstantlyupdatedmotion.Fortheviewertoperceivemotion
videotheratemustbeatleast16imageframespersecond.Fullmotionvideoisperceivedat30(NTSC)or25(PAL)framespersecond.
TheMotionJPEGstreamusesconsiderableamountsofbandwidth,butprovidesexcellentimagequalityandaccesstoeveryimage
containedinthestream.
H.264orMPEG-4Part10/AVC
Note
H.264isalicensedtechnology.TheAxisproductincludesoneH.264viewingclientlicense.Toinstalladditionalunlicensed
copiesoftheclientisprohibited.Topurchaseadditionallicenses,contactyourAxisreseller.
H.264can,withoutcompromisingimagequality,reducethesizeofadigitalvideolebymorethan80%comparedtotheMotion
JPEGformatandbyasmuchas50%comparedtoolderMPEGformats.Thismeansthatlessnetworkbandwidthandstoragespace
arerequiredforavideole.Orseenanotherway,highervideoqualitycanbeachievedforagivenbitrate.
H.265orMPEG-HPart2/HEVC
H.265can,withoutcompromisingimagequality,reducethesizeofadigitalvideolebymorethan25%comparedtoH.264.
Note
•H.265islicensedtechnology.TheAxisproductincludesoneH.265viewingclientlicense.Installingadditionalunlicensed
copiesoftheclientisprohibited.Topurchaseadditionallicenses,contactyourAxisreseller.
•Mostwebbrowsersdon’tsupportH.265decodingandbecauseofthisthecameradoesn’tsupportitinitswebinterface.
InsteadyoucanuseavideomanagementsystemorapplicationsupportingH.265decoding.
HowdoImage,Stream,andStreamprolesettingsrelatetoeachother?
TheImagetabcontainscamerasettingsthataffectallvideostreamsfromtheproduct.Ifyouchangesomethinginthistab,it
immediatelyaffectsallvideostreamsandrecordings.
TheStreamtabcontainssettingsforvideostreams.Yougetthesesettingsifyourequestavideostreamfromtheproductanddon’t
specifyforexampleresolution,orframerate.WhenyouchangethesettingsintheStreamtab,itdoesn’taffectongoingstreams,but
itwilltakeeffectwhenyoustartanewstream.
45