Dahua NVR100 series User Manual page 401

Day/Night
5.10.1.3 Encode
5.10.1.3.1 Encode
The encode interface is shown as below. See Figure 5-27.
Please refer to the following sheet for detailed information.
Parameter
Channel
Video enable
Code stream
type
Compression
It is to set device color and the B/W mode switch. The default
setup is auto.

Color: Device outputs the color video.

Auto: Device auto select to output the color or the B/W
video according to the device feature (The general bright of
the video or there is IR light or not.)

B/W: The device outputs the black and white video.

Sensor: It is to set when there is peripheral connected IR
light.
Figure 5-27
Function
Please select a channel from the dropdown list.
Check the box here to enable extra stream video. This item is
enabled by default.
It includes main stream, motion stream and alarm stream. You
can select different encode frame rates form different recorded
events.
System supports active control frame function (ACF). It allows
you to record in different frame rates.
For example, you can use high frame rate to record important
events, record scheduled event in lower frame rate and it allows
you to set different frame rates for motion detection record and
alarm record.
The main bit stream supports H.264. The extra stream supports
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