HDCVI Series DVR User
’s Manual
244
Compression
The main bit stream supports H.264. The extra stream supports
H.264, MJPG.
Smart Codec
Select Start from the dropdown list to enable smart codec
function. The DVR can auto reduce the video bit stream of the
non-important surveillance object to save the storage space.
Resolution
System supports various resolutions, you can select from the
dropdown list. The main stream supports
1080P/720P/960H/D1/HD1/2CIF/CIF/QCIF; the extra stream
supports CIF/QCIF. Please note the option may vary due to
different series.
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.
Audio source
Please select from the dropdown list. There are two options:
Normal/HDCVI. In the normal mode, the audio signal comes
from the Audio In. In the HDCVI mode, the audio signal comes
from the coaxial cable of the camera.
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 5-20.
Figure 5-20
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
Summary of Contents for HCVR21**HS-S2 Series
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