AXISP13NetworkCameraSeries
Configureyourdevice
2.UnderOverlays,selectTextandclick.
3.Enter#Dinthetexteld.
4.Choosetextsizeandappearance.
5.Topositionthetextoverlay,clickandselectanoption.
Createarule:
1.GotoSystem>Eventsandaddarule.
2.Typeanamefortherule.
3.Inthelistofconditions,underApplication,selectObjectAnalytics.
4.Inthelistofactions,underOverlaytext,selectUseoverlaytext.
5.Selectavideochannel.
6.InText,type“Motiondetected”.
7.Settheduration.
8.ClickSave.
Note
Ifyouupdatetheoverlaytextitwillbeautomaticallyupdatedonallvideostreamsdynamically.
Videocompressionformats
Decidewhichcompressionmethodtousebasedonyourviewingrequirements,andonthepropertiesofyournetwork.The
availableoptionsare:
MotionJPEG
Note
ToensuresupportfortheOpusaudiocodec,theMotionJPEGstreamisalwayssentoverRTP.
MotionJPEG,orMJPEG,isadigitalvideosequencethatismadeupofaseriesofindividualJPEGimages.Theseimagesarethen
displayedandupdatedataratesufcienttocreateastreamthatshowsconstantlyupdatedmotion.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,reducethesizeofadigitalvideolebymorethan80%comparedtotheMotion
JPEGformatandbyasmuchas50%comparedtoolderMPEGformats.Thismeansthatlessnetworkbandwidthandstoragespace
arerequiredforavideole.Orseenanotherway,highervideoqualitycanbeachievedforagivenbitrate.
H.265orMPEG-HPart2/HEVC
H.265can,withoutcompromisingimagequality,reducethesizeofadigitalvideolebymorethan25%comparedtoH.264.
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