Axis 0810-004 - About Stream Profiles; About ONVIF Media Profiles

AXISM1065-LWNetworkCamera
VideoandAudio
HowtosetanH.264prole
1.TochangethesettingsforallH.264streamsthatdonotuseastreamprole,gotoVideo&Audio>VideoStream>H.264.
2.ToincreaseordecreasethenumberofframesperGOP,settheGOPlength.
3.SelectoneoftheH.264proles.
4.Selectoneofthefollowing:
-Variablebitrate
-Maximumbitrate
5.IfyouselectMaximumbitrate,selectwhichvariabletoprioritizeinthePrioritydrop-downlist.
6.ClickSave.
AboutZipstream
Axis’ZipstreamTechnologyisabitratereductiontechnologyoptimizedforvideosurveillance.Zipstreamreducestheaveragebitrate
intheH.264streambyremovingunnecessarydata,whichmakesitpossibletostreamhigherresolutions,reducestoragecost
orkeeprecordingsforalongertime.
Toreducetheaveragebitrate,Zipstreamreducesthebitrateinareasoftheimagethatarelessinterestingfromavideosurveillance
perspective,forexamplethebackground.Imagedetailsthatareimportantforforensicvideoanalysis,forexamplefacesand
licenseplates,areencodedwithahigherbitrate.
Axis’ZipstreamTechnologyforH.264conformstotheH.264standardandiscompatiblewiththird-partyclientsandVMSsolutions
thatdecodeH.264video.
AboutMJPEGsettings
Sometimestheimagesizeislargeduetolowlightorcomplexscenery.Adjustingthemaximumframesizehelpstocontrolthe
bandwidthandstorageusedbytheMotionJPEGvideostreaminthesesituations.SettingtheframesizetotheDefaultsetting
providesconsistentlygoodimagequalityattheexpenseofincreasedbandwidthandstorageusageinlowlight.Limitingtheframe
sizeoptimizesbandwidthandstorageusage,butmayresultinpoorimagequality.
Aboutstreamproles
Astreamproleisasetofpredenedstreamsettingsincludingresolution,compression,framerateandoverlaysettings.Stream
prolescanbeused:
•Whensettinguprecordingusingactionrules.SeeAbouteventsonpage40.
•Whensettingupcontinuousrecording.SeeAboutcontinuousrecordingonpage46.
•IntheLiveViewpage–selectthestreamprolefromtheStreamproledrop-downlist.
Tocreateanewproleormodifyanexistingprole,gotoSetup>Video&Audio>StreamProles.
ToselectadefaultstreamprolefortheLiveViewpage,gotoSetup>LiveViewCong.
AboutONVIFmediaproles
AnONVIFmediaproleconsistsofasetofcongurationsthatcanbeusedtochangemediastreamsettings.ONVIFmediaproles
canbeusedbyaclienttoconguremediastreamproperties.
TheONVIFMediaProlespagelistsallpreconguredproles.Theseprolesareincludedintheproductforquicksetup.Youcan
add,modifyorremoveONVIFmediaprolesfromthispage.
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