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©Copyright2016TRENDnet.AllRightsReserved.
60
TRENDnetUser’sGuide
TV‐NVR216/TV‐NVR216D4
StreamType: Selectyouwanttostreamvideoonlyorvideoandaudio.
Resolution: Selectthevideoresolution.
Bitratetype: Thebitrateistherateofinformationgeneratedfromthe
video.Thehigherbitratemeansmoredataandmore
trafficandbettervideoquality.Constantbitrate
generatessameamountofinformationoverthesame
periodoftime.Variablebitera
tetakesonestepfurther
tocompresstheinformationwheneveritcan,therefore,
generatesthesameorloweramountofinformation
comparetotheconstantbitrate.
VideoQuality: Selectthevideocompressionalgorithm.
Framerate: Selecttheframeratetodecidehowmanypicturesyo
u
wanttotakeineachsecond.
Max.BitrateMode: SelectGeneraltosetthemaximumbitrateincertain
brackets.ChooseCustomizedtosetthemaximum
bitrateonyourown.
Max.Bitrate: ThemaximuminformationallowedtorecordontheNVR
inthousandsofbitspersecond.
Max.BitrateRan
ge
Recommended:
Recommendedbitratesetting.
Pre‐Record: Iftherecordingistriggeredbythemotionevent,this
valuespecifiestostartrecordingsomeperiodoftime
beforethemotioneventhappened.
Post‐Record: Iftherecordingistriggeredbythemotionevent,this
valuespecifiestorecordvideosomeperiodoftimeafter
themotionev
enthappened.
ExpiredTime: Locktherecordingvideoforsomeperiodoftime(in
days)topreventaccidentallybeenoverwriteordelete.
RecordAudio: Recordingaudioornot.
SubStream
ThesubstreamvideoismainlyforNVRliveview.Changeyourcameraoptionto
lowerresolutionifyourcam
erageneratestoomuchinformationtotheNVRforlive
view.
SubStream
Camera: Selectthecamerayouwanttochangetherecording
videoquality.
StreamType: Streamingtypeisvideoonly.
Resolution: Selectthevideoresolution.
Bitratetype: Thebitrateistherateofinformationgeneratedfromthe
video.Thehigherbitratemeansmoredataandmore
trafficandbettervideoquality.Co
nstantbitrate
generatessameamountofinformationoverthesame
periodoftime.Variablebiteratetakesonestepfurther
tocompresstheinformationwheneveritcan,therefore,
generatesthesameorloweramountofinformation
comparetotheconstantbitrate.
VideoQuality: Selectthevideocompressionalgorithm.
Framerate: Selectthefra
meratetodecidehowmanypicturesyou
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