318
Frame Rate
PAL
：
1
～
25f/s
；
NTSC
：
1
～
30f/s.
Bit Rate
Main stream: You can set bit rate here to change video
quality. The large the bit rate is, the better the quality is.
Please refer to recommend bit rate for the detailed
information.
Extra stream: In CBR, the bit rate here is the max value.
In dynamic video, system needs to low frame rate or
video quality to guarantee the value. The value is null in
VBR mode.
Reference bit
rate
Recommended bit rate value according to the resolution and
frame rate you have set.
I Frame
Here you can set the P frame amount between two I frames. The
value ranges from 1 to 150. Default value is 50.
Recommended value is frame rate *2.
Enable audio
Check the box to enable audio function.
The audio of the main stream is enabled by default. When this
function is enabled, the record file has audio/video composite
stream. For the sub stream, please check the video first and
then enable audio.
Watermark
enable
This function allows you to verify the video is tampered or not.
Here you can select watermark bit stream, watermark mode and
watermark character. Default character is DigitalCCTV. The max
length is 85-digit. The character can only include number,
character and underline.
5.8.1.3.2 Snapshot
The snapshot interface is shown as in Figure 5-22.
Figure 5-22
Please refer to the following sheet for detailed information.
Parameter
Function
Snapshot type
There are two modes: Regular (schedule) and Trigger.
Regular snapshot is valid during the specified period you
set.
Trigger snapshot only is valid when motion detect alarm,
tampering
alarm or local activation alarm occurs.
Содержание nvr4208-8p
Страница 1: ...Dahua Network Video Recorder User s Manual V 2 7 0 ...
Страница 159: ...144 Figure 3 3 3 5 4 NVR11HS 41HS W S2 Series Please refer to Figure 3 4 for connection sample ...
Страница 160: ...145 Figure 3 4 3 5 5 NVR41HS W S2 Series Please refer to Figure 3 5 for connection sample ...
Страница 163: ...148 Figure 3 7 3 5 8 NVR42N Series Please refer to Figure 3 8 for connection sample Figure 3 8 ...
Страница 171: ...156 Figure 3 18 3 5 19 NVR78 Series Please refer to Figure 3 19 for connection sample ...
Страница 172: ...157 Figure 3 19 3 5 20 NVR78 16P Series Please refer to Figure 3 20 for connection sample ...
Страница 173: ...158 Figure 3 20 3 5 21 NVR78 RH Series Please refer to Figure 3 21 for connection sample ...
Страница 174: ...159 Figure 3 21 3 5 22 NVR70 Series Please refer to Figure 3 22 for connection sample ...
Страница 175: ...160 Figure 3 22 3 5 23 NVR70 R Series Please refer to Figure 3 23 for connection sample ...
Страница 176: ...161 Figure 3 23 3 5 24 NVR42V 8P Series Please refer to Figure 3 24 for connection sample ...
Страница 177: ...162 Figure 3 24 ...
Страница 188: ...173 Figure 4 19 Click smart add button you can see device enables DHCP function See Figure 4 20 Figure 4 20 ...
Страница 243: ...228 Figure 4 89 Figure 4 90 ...
Страница 244: ...229 Figure 4 91 Figure 4 92 ...
Страница 259: ...244 Figure 4 110 Figure 4 111 ...
Страница 260: ...245 Figure 4 112 Figure 4 113 ...
Страница 261: ...246 Figure 4 114 Figure 4 115 ...
Страница 263: ...248 Figure 4 117 Figure 4 118 ...
Страница 290: ...275 Figure 4 148 In Figure 4 148 click one HDD item the S M A R T interface is shown as in Figure 4 149 Figure 4 149 ...
Страница 355: ...340 Figure 5 55 Figure 5 56 ...
Страница 356: ...341 Figure 5 57 Figure 5 58 Figure 5 59 ...
Страница 367: ...352 Figure 5 73 Figure 5 74 ...
