143
camera.
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.
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.
4.8.1.3.2 Snapshot
From main window->Setup->Camera->Encode->Snapshot, the snapshot interface is shown as in Figure
Figure 4-22
Please refer to the following sheet for detailed information.
Parameter
Function
Mode
There are two modes: Regular (schedule) and timing (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.
Image size
It is the same with the resolution of the main stream.
Содержание 600 Series
Страница 1: ...Network Video Recorder User s Manual V 5 0 0 ...
Страница 86: ...76 Figure 3 73 Figure 3 74 Figure 3 75 ...
Страница 94: ...84 Figure 3 83 Figure 3 84 ...
Страница 95: ...85 Figure 3 85 Figure 3 86 ...
Страница 96: ...86 Figure 3 87 Figure 3 88 ...
Страница 98: ...88 Figure 3 90 Figure 3 91 ...
Страница 171: ...161 Figure 4 49 Figure 4 50 ...
Страница 172: ...162 Figure 4 51 Figure 4 52 ...
Страница 179: ...169 Figure 4 61 Figure 4 62 ...
Страница 186: ...176 Figure 4 71 Figure 4 72 ...
