Axis Q1765-LE User Manual

AXISQ1765-LENetworkCamera
MediaStreams
MediaStreams
TheAxisproductprovidesseveralaudioandvideostreamformats.Yourrequirementsandthepropertiesofyournetworkwill
determinethetypeyouuse.
TheLiveViewpageintheproductprovidesaccesstoH.264andMotionJPEGvideostreams,audiostreamsandtothelistofavailable
streamproles.Otherapplicationsandclientscanaccessvideoandaudiostreamsdirectly,withoutgoingviatheLiveViewpage.
HowtoStreamH.264
H.264can,withoutcompromisingimagequality,reducethesizeofadigitalvideolebymorethan80%comparedwiththeMotion
JPEGformatandasmuchas50%morethantheMPEG-4standard.Thismeansthatmuchlessnetworkbandwidthandstoragespace
arerequiredforavideole.Orseenanotherway,muchhighervideoqualitycanbeachievedforagivenbitrate.
Decidingwhichcombinationofprotocolsandmethodstousedependsonyourviewingrequirements,andonthepropertiesof
yournetwork.TheavailableoptionsinAXISMediaControlare:
UnicastRTP
Thisunicastmethod(RTPoverUDP)isused
forliveunicastvideo,especiallywhenitis
importanttohaveanup-to-datevideostream,
evenifsomeframesaredropped.
RTPoverRTSP
Thisunicastmethod(RTPtunneledoverRTSP)
isusefulasitisrelativelysimpletocongure
rewallstoallowRTSPtrafc.
RTPoverRTSPoverHTTP
Thisunicastmethodcanbeusedtotraverse
rewalls.Firewallsarecommonlyconguredto
allowtheHTTPprotocol,thusallowingRTPto
betunneled.
Unicastingisusedforvideo-on-demand
transmissionsothatthereisnovideotrafc
onthenetworkuntilaclientconnectsand
requeststhestream.
Notethatthereareamaximumof20
simultaneousunicastconnections.
MulticastRTP
Thismethod(RTPoverUDP)shouldbeusedforlivemulticastvideo.Thevideostreamisalways
up-to-date,evenifsomeframesaredropped.
Multicastingprovidesthemostefcientusageofbandwidthwhentherearelargenumbersof
clientsviewingsimultaneously.Amulticastcannothowever,passanetworkrouterunlessthe
routerisconguredtoallowthis.ItisnotpossibletomulticastovertheInternet,forexample.
Notealsothatallmulticastviewerscountasoneunicastviewerinthemaximumtotalof20
simultaneousconnections.
AXISMediaControlnegotiateswiththeAxisproducttodeterminethetransportprotocoltouse.Theorderofpriority,listedinthe
AMCControlPanel,canbechangedandtheoptionsdisabled,tosuitspecicrequirements.
Note
H.264islicensedtechnology.TheAxisproductincludesoneH.264viewingclientlicense.Installingadditionalunlicensed
copiesoftheclientisprohibited.Topurchaseadditionallicenses,contactyourAxisreseller.
MJPEG
ThisformatusesstandardJPEGstillimagesforthevideostream.Theseimagesarethendisplayedandupdatedataratesufcient
tocreateastreamthatshowsconstantlyupdatedmotion.
TheMotionJPEGstreamusesconsiderableamountsofbandwidth,butprovidesexcellentimagequalityandaccesstoeveryimage
containedinthestream.TherecommendedmethodofaccessingMotionJPEGlivevideofromtheAxisproductistousetheAXIS
MediaControlinInternetExplorerinWindows.
AXISMediaControl(AMC)
AXISMediaControl(AMC)inInternetExplorerinWindowsistherecommendedmethodofaccessinglivevideofromtheAxisproduct.
13

Axis Q1765-LE Specifications

Camera

image sensor	1/2.9" progressive scan RGB CMOS
lens	f=4.7–84.6 mm, F1.6–2.8, Autofocus, Automatic day/night
horizontal angle of view	59° to 4°

Video

shutter time	1/28000 s to 2 s
video resolutions	1920x1080 (HDTV 1080p) to 320x180
frame rate	Up to 30/25 fps (60/50 Hz) in all resolutions

Operating Environment

operating temperature	-40 °C to 50 °C (-40 °F to 122 °F)
humidity	10–100% RH (condensing)
casing	IP66- and NEMA 4X-rated, impact-resistant aluminum enclosure

Power

power over ethernet	IEEE 802.3af; max 12.95 W
power input	8-28 V DC max 15.2 W
power input AC	20-24 V AC max 22.0 VA

Memory and Storage

memory	256 MB RAM, 128 MB Flash
edge storage	MicroSD/microSDHC/microSDXC slot up to 64 GB
recording support	network share (NAS or file server)

Weight and Dimensions

weight with bracket	1.8 kg (4.0 lb)
optical zoom	18x
digital zoom	12x