Delta Embedded DVR Manuel d'utilisateur télécharger pdf (Page 21)



 20/85

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GetintoOutputÆ

P/T/Z, SetPTZprotocol,baudrate,addressbits,PTZcanwork,fordetailsrefertochapter6.4.

4.1.3. IMAGE

Adjustthespecifiedscreen(singlescreen)imagecolorhue,brightness,contrast,saturation,gainand

white‐levelparameterssettwotimeperiodsaccordingtothelocalenvironmentdifferencebetween

dayandnightforeachadjustment  periodset,thedevicewillautomaticallyswitchtothebestvideo

quality.AsshowninDiagram4‐2ImageColor.

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DIAGRAM4‐2IMAGECOLOR

【Period】Twoperiodscanbesetaccordingtoambientlightduringthedayandnight,devicewill

automaticallyswitchconfigurationtime.NeedtoselecttheEnablebox.

【Hue】Adjustaccordingtoimagecolorcast 

【Brightness】Visualimagebrightness,accordingtotheenvironment,reducesorincreasesthe

brightnessoftheimagebrightnesstomaketheimagerelativelyclear.

【Contrast】Adjustimageofblackandwhiteinproportion,thegreaterratio,thebrighterimage.

【Saturation】Imagecolorpurity,thegreatervalue,themorecolorfulimages.

【Gain】Enlargetheimagesignaltoimprovesignalquality.

【WhiteLevel】Changethewhitelevelreferencevalue,toimprovethebrightnessoftheimagedisplay.

Note:Differentmodedifferentfunction

4.1.4. RECORDINGSEARCH

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Delta Embedded DVR Manuel d'utilisateur Page 21