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Exampleofscenewheretousealongerbackgroundmergetime.
Shortbackgroundmergetime:
Ifanobject(thatoriginallyisapartofthebackgroundimage)ismovedfromonepositiontoanothertheapplicationwillmaskboth
changes.Thetwochangesfromtheoriginalbackgroundimageare:
•theobjectismovedfromitsoriginalposition
•theobject’snewposition
Thisisafactorywherepeopleandthingsareinmovingconstantly.Anobjectthatrstwasconsideredapartofthebackgroundimage
ismovedtoanotherpartofthescene.Ifthishappenstoseveralobjectsinthesceneandthereisalongbackgroundmergetimethe
scenewillsooncontainalotofunwantedmasks(artifacts).Themaskswillnotdisappearuntilthebackgroundmergetimehasended.
Towatchthisvideo,gotothewebversionofthisdocument.
www.axis.com/products/online-manual/56119#t10140968
Ascenewhereashortbackgroundmergetimeisadvisabletoavoidartifacts.
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