Vivotek IP8151P Specifications download pdf (Page 55)

VIVOTEK

User's Manual - 55

■ Manual: This mode allows user to ne-tune the value of iris opening manually, which ranges from 1

(short depth of led) to 100 (long depth of eld). The Response time is for adjusting the opening or

closing speed of the iris from 1 (quick) to 10 (slow) steps� In addition, if you choose manual mode, you

can manually adjust the Exposure time and Gain control according to the ambient light� Please refer

to Exposure Settings on page 58 for detailed information�

If you select this option, the P-iris Adjustment bar will be displayed on the Homepage as shown below�

You will also see the light and the depth of field changing in the live view window while manually

dragging the bar�

Video orientation: Flip--vertically reect the display of the live video; Mirror--horizontally reect the display

of the live video. Select both options if the Network Camera is installed upside-down (ex. on the ceiling)

to correct the image orientation. Please note that the preset locations will be cleared after ip/mirror.

Overlay title and time stamp on video and sanpshot: Select this option to place the video title and time on

the video streams and snapshots�

Note that when the frame size is set to 176 x 144 as shown in the picture below, only the time will be

stamped on the video streams and sanpshots�

Enable time shift caching stream

Advanced Mode

: Check this item to enable the time shift cache

stream on the Network Camera, which will store video in the camera’s embedded memory for a period of

time depending on the cache memory of each Network Camera� This function can work seamlessly with

VIVOTEK’s ST7501 recording software� When an event occurs, the recording software can request time

shift cache stream from the camera, which allows the user to get an earlier video data�

Select caching stream: Select one stream as the time shift cache stream�

Image Settings

Advanced Mode

Click Image Settings to open the Image Settings page� On this page, you can tune the White balance

and image adjustment�

17:08:56 2010/12/09

2010/12/09 17:08:56

wider apertures,

shorter depth of eld

smaller apertures,

longer depth of eld

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Vivotek IP8151P Specifications Page 55