Axis P3245 - Page 19

AXISP3245NetworkCameraSeries
Setup
Bitratecontrol
Bysettingthebitratecontrolyoucanmanagethebandwidthconsumptionforyourvideostream.
Variablebitrate(VBR)
Withvariablebitratethebandwidthvariesbasedonthelevelofactivityinthescene.Themoreactivityinthescene,themore
bandwidthisrequired.Thisoptionguaranteesthatimagequalityisconstantbutrequiresstoragemargins.
Maximumbitrate(MBR)
Themaximumbitrateoptionallowsyoutosetatargetbitratevaluetobeabletohandlesystembitratelimitations.Tokeepthe
instantaneousbitratebelowthespeciedtargetbitrate,theremaybeadecreaseinimagequalityortheframeratemaydecrease.
Youhavetheoptiontoprioritizeeitherimagequalityorframerate.Itisrecommendedtocongurethetargetbitratehigherthanthe
expectedbitratetohavemarginsforadditionalcomplexitythatneedstobecaptured.
Averagebitrate(ABR)
Withaveragebitrate,thebitrateisautomaticallyadjustedoveralongertimescaletomeetthespeciedtargetandprovidethe
bestqualityonthevideostreambasedonavailablestorage.Imagequalityisdecreaseduniformly.Youcanstillgetgoodimage
qualitywhenthereisactivityinthescene.Theaveragebitrateoptionallowsyoutodenethetotalstoragerequiredtostorethe
videostreamforaspeciedamountoftime(retentiontime)whenimagequalityisadjustedtomeetthespeciedtargetbitrate.
Specifytheaveragebitratesettingsinoneofthefollowingways:
•Setthetargetbitrateandtheretentiontimetocalculatetheestimatedstorageneed.
•Usethetargetbitratecalculatortocalculatetheaveragebitrate,basedonavailablestorageanddesiredretentiontime.
Youhavealsotheoptiontoturnonmaximumbitratetospecifyabitratelimit.
Reducebandwidthandstorage
Important
Ifyoureducethebandwidthitcanresultinlossofdetailsinthepicture.
1.GotoliveviewandselectH.264.
2.GotoSettings>Stream.
3.Dooneormoreofthefollowing:
-TurnontheZipstreamfunctionalityandselectthedesiredlevel.
Note
ThezipstreamsettingsareusedforbothH.264andH.265.
-TurnondynamicGOPandsetahighGOPlengthvalue.
-Increasethecompression.
-TurnondynamicFPS.
Note
WebbrowsersdonotsupportH.265decoding.UseavideomanagementsystemorapplicationsupportingH.265decoding.
Setupnetworkstorage
Tostorerecordingsonthenetwork,youneedtosetupnetworkstorage:
1.GotoSettings>System>Storage.
2.ClickSetupunderNetworkstorage.
3.EntertheIPaddressofthehostserver.
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