AXISM30NetworkCameraSeries
Thewebinterface
SelectthebitratereductionStrength:
•Off:Nobitratereduction.
•Low:Novisiblequalitydegradationinmostscenes.Thisisthedefaultoptionanditcanbeusedinalltypes
ofscenestoreducethebitrate.
•Medium:Visibleeffectsinsomescenesthroughlessnoiseandaslightlylowerlevelofdetailinregionsoflower
interest,forexample,wherethere’snomovement.
•High:Visibleeffectsinsomescenesthroughlessnoiseandalowerlevelofdetailinregionsoflowerinterest,for
example,wherethere’snomovement.Werecommendthislevelforcloud-connecteddevicesanddevicesthat
uselocalstorage.
•Higher:Visibleeffectsinsomescenesthroughlessnoiseandalowerlevelofdetailinregionsoflowerinterest,
forexample,wherethere’snomovement.
•Extreme:Visibleeffectsinmostscenes.Thebitrateisoptimizedforsmallestpossiblestorage.
Optimizeforstorage:Turnontominimizethebitratewhilemaintainingquality.Theoptimizationdoesnotapplytothestream
showninthewebclient.ThiscanonlybeusedifyourVMSsupportsB-frames.TurningonOptimizeforstoragealsoturnson
DynamicGOP.
DynamicFPS(framespersecond):Turnontoallowthebandwidthtovarybasedonthelevelofactivityinthescene.More
activityrequiresmorebandwidth.
Lowerlimit:Enteravaluetoadjusttheframeratebetweenminimalfpsandthestreamdefaultfpsbasedonscenemotion.We
recommendyoutouselowerlimitinsceneswithverylittlemotion,wherethefpscoulddropto1orlower.
DynamicGOP(GroupofPictures):TurnontodynamicallyadjusttheintervalbetweenI-framesbasedonthelevelofactivity
inthescene.
Upperlimit:EnteramaximumGOPlength,thatis,themaximumnumberofP-framesbetweentwoI-frames.AnI-frameisa
self-containedimageframethatisindependentofotherframes.
P-frames:AP-frameisapredictedimagethatshowsonlythechangesintheimagefromthepreviousframe.Enterthedesired
numberofP-frames.Thehigherthenumber,thelessbandwidthisrequired.However,ifthereisnetworkcongestion,therecould
beanoticeabledeteriorationinthevideoquality.
Bitratecontrol
•Average:Selecttoautomaticallyadjustthebitrateoveralongertimeperiodandprovidethebestpossibleimage
qualitybasedontheavailablestorage.
-
Clicktocalculatethetargetbitratebasedonavailablestorage,retentiontime,andbitratelimit.
-Targetbitrate:Enterdesiredtargetbitrate.
-Retentiontime:Enterthenumberofdaystokeeptherecordings.
-Storage:Showstheestimatedstoragethatcanbeusedforthestream.
-Maximumbitrate:Turnontosetabitratelimit.
-Bitratelimit:Enterabitratelimitthatishigherthanthetargetbitrate.
•Maximum:Selecttosetamaximuminstantbitrateofthestreambasedonyournetworkbandwidth.
-Maximum:Enterthemaximumbitrate.
•Variable:Selecttoallowthebitratetovarybasedonthelevelofactivityinthescene.Moreactivityrequiresmore
bandwidth.Werecommendthisoptionformostsituations.
Orientation
Mirror:Turnontomirrortheimage.
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