RHINO MNVR Series, Руководство пользователя

Страница: 150 / 206

141
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 alarm record.
Compression The main bit stream and the extra stream supports H.264,
MJPG.
Resolution
System supports various resolutions, you can select from the
dropdown list.
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.
Audio enable
System supports G711a/PCM/G711μ. The options may vary
due to different series.
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.
5.6.1.3.2 Snapshot
On the main interface, from Setup->Camera->Encode->Snapshot, the snapshot interface is
shown as in Figure 5-29.
Figure 5-29
Please refer to the following sheet for detailed information.
Parameter Function
Snapshot type
There are two modes: Regular(schedule) and Event
(activation).
 Regular snapshot is valid during the specified period you