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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.
5.8.1.3 Encode
5.8.1.3.1 Encode
The encode interface is shown as below. See Figure 5-21.
Figure 5-21
Please refer to the following sheet for detailed information.
Parameter
Function
Channel
Please select a channel from the dropdown list.
Video enable
Check the box here to enable extra stream video. This item is
enabled by default.
Code stream
type
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.
Compression
The main bit stream supports H.264. The extra stream supports
H.264, MJPG.
Resolution
The resolution here refers to the capability of the network
camera.
Summary of Contents for nvr4208-8p
Page 1: ...Dahua Network Video Recorder User s Manual V 2 7 0 ...
Page 160: ...145 Figure 3 4 3 5 5 NVR41HS W S2 Series Please refer to Figure 3 5 for connection sample ...
Page 171: ...156 Figure 3 18 3 5 19 NVR78 Series Please refer to Figure 3 19 for connection sample ...
Page 172: ...157 Figure 3 19 3 5 20 NVR78 16P Series Please refer to Figure 3 20 for connection sample ...
Page 173: ...158 Figure 3 20 3 5 21 NVR78 RH Series Please refer to Figure 3 21 for connection sample ...
Page 174: ...159 Figure 3 21 3 5 22 NVR70 Series Please refer to Figure 3 22 for connection sample ...
Page 175: ...160 Figure 3 22 3 5 23 NVR70 R Series Please refer to Figure 3 23 for connection sample ...
Page 176: ...161 Figure 3 23 3 5 24 NVR42V 8P Series Please refer to Figure 3 24 for connection sample ...
Page 177: ...162 Figure 3 24 ...
Page 243: ...228 Figure 4 89 Figure 4 90 ...
Page 244: ...229 Figure 4 91 Figure 4 92 ...
Page 259: ...244 Figure 4 110 Figure 4 111 ...
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Page 355: ...340 Figure 5 55 Figure 5 56 ...
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Page 367: ...352 Figure 5 73 Figure 5 74 ...
