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•
[Channel] Select the channel you want.
•
[Compression] System supports H.264
➢
H.264: It is the High Profile compression algorithm. It has the high encode compression
rate. It can achieve high quality encode at low bit stream.
•
[Resolution] For analog channel, system supports various resolutions, you can select from
the dropdown list. Please note the option may vary due to different series. For digital
channel, the resolution here refers to the capability of the network camera.
•
[Frame Rate] It ranges from 1f/s to 25f/s. It depends on channel resolution.
•
[Bit Rate Type] System supports two types: CBR and VBR. In VBR mode, you can set video
quality.
•
[Quality] There are six levels ranging from Lowest to Highest. The sixth level has the highest
image quality.
•
[I Frame Interval] Here you can set the P frame amount between two I frames. The value
ranges from 1 to 12. Recommended value is 2.
•
[Video/audio] You can enable or disable the video/audio.
4.1.1.2.
DAC
It is to set DAC mode. Each mode support HD Analog/IP camera or only HD analog camera or Only IP
Camera (Slight function difference may be found). Please note DVR (WITHOUT HDD) needs to
restart to activate new mode. The interface is shown as in Figure 4.3
Figure 4.2
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