Dahua VTO2000A-C User Manual

83
Parameter
Step 3
Description
Mirror
Select “On”; the image will be turned over from left to
right.
Flip
Select “On”; the image will be turned over from top to
bottom.
Table 7-12 for details. Step 4
Parameter
Description
Main
Format
Video Format
Adjust resolution of video, including 720P, WVGA and D1.
Frame Rate
Adjust transmission speed, including 3, 25 and 30 frames.
Bitrate
Select according to actual access network, including 256Kbps,
512Kbps, 1Mbps, 2Mbps and 3Mbps.
Extra
Format
Video Format
Adjust resolution of video, including WVGA, D1, QVGA and CIF.
Frame Rate
Adjust transmission speed, including 3, 25 and 30 frames.
Bitrate
Select according to actual access network, including 256Kbps,
512Kbps, 1Mbps, 2Mbps and 3Mbps.
Brightness
Adjust overall brightness in a linear way. The larger the value is,
the brighter the image becomes; and vice versa. When this value
is large, the image dims easily.
Contrast
Adjust image contrast. The larger the value is, the more
contrasted the image becomes; and vice versa. When this value
is large, dark part of the image is too dark, while bright part
overexposes easily. When this value is small, the image dims.
Hue
Adjust image hue. There is a default value according to
sensitometric feature of the sensor. Generally, it is unnecessary
to adjust this value greatly.
Saturation
Adjust image shade. The larger the value is, the deeper the color
becomes, and vice versa. This value doesn’t affect overall
brightness of the image.
Gain Auto
Adjust image noise. The less the value is, the smaller the noise
becomes, but image brightness is very dark in dark scene. The
larger the value is, the more brightness will be obtained in dark
scene, but image noise becomes more obvious.
Scene Mode
Set white balance mode, mainly affecting overall hue. It is
automatic mode by default.
 Disabled: any mode is not set.
 Automatic: set white balance automatically, compensate
white balance of different color temperature automatically,
and ensure normal image color.
 Sunny: threshold value of white balance is set to sunny day
mode.
 Night: threshold value of white balance is set to night mode.
Day/Night Mode
Camera image display is set to colorful or black and white mode.
 Colorful: display colorful image.
 Automatic: automatically choose to display colorful image or
black white image according to ambient brightness.
 Black white: display black and white image.

Dahua VTO2000A-C Specifications

General

Brand	Dahua
Model	VTO2000A-C
Category	Measuring Instruments
Language	English