Loading ...
Loading ...
Loading ...
AXISP5654-ENetworkCamera
Setup
Streamingandstorage
Bitratecontrol
Bysettingthebitratecontrolyoucanmanagethebandwidthconsumptionforyourvideostream.
Variablebitrate(VBR)
Withvariablebitratethebandwidthvariesbasedonthelevelofactivityinthescene.Themoreactivityinthescene,themore
bandwidthisrequired.Thisoptionguaranteesthatimagequalityisconstantbutrequiresstoragemargins.
X
Y
XBitrate
YTime
Maximumbitrate(MBR)
Themaximumbitrateoptionallowsyoutosetatargetbitratevaluetobeabletohandlesystembitratelimitations.Tokeepthe
instantaneousbitratebelowthespeciedtargetbitrate,theremaybeadecreaseinimagequalityortheframeratemaydecrease.
Youhavetheoptiontoprioritizeeitherimagequalityorframerate.Itisrecommendedtocongurethetargetbitratehigherthanthe
expectedbitratetohavemarginsforadditionalcomplexitythatneedstobecaptured.
X
Y
A
XBitrate
YTime
ATargetbitrate
Averagebitrate(ABR)
Withaveragebitrate,thebitrateisautomaticallyadjustedoveralongertimescaletomeetthespeciedtargetandprovidethebest
qualityonthevideostreambasedonavailablestorage.Bitrateishigherinsceneswithactivities,comparedtostaticscenes.The
probabilityofgettingbetterimagequalitywhendesiredishigherwhenusingtheaveragebitrateoption.Theaveragebitrateoption
allowsyoutodenethetotalstoragerequiredtostorethevideostreamforaspeciedamountoftime(retentiontime)whenimage
qualityisadjustedtomeetthespeciedtargetbitrate.Specifytheaveragebitratesettingsinoneofthefollowingways:
•Setthetargetbitrateandtheretentiontimetocalculatetheestimatedstorageneed.
•Usethetargetbitratecalculatortocalculatetheaveragebitrate,basedonavailablestorageanddesiredretentiontime.
7
Loading ...
Loading ...
Loading ...