Vonnic Standalone DVR User Manual download pdf (Page 119)

110

Figure 7-19

Please refer to the following sheet for detailed information.

Parameter

Function

Channel

Please select a channel from the dropdown list.

Video enable

Check the box here to enable extra stream video. This item is

enabled by default.

Code stream

type

It includes main stream, motion stream and alarm stream. You

can select different encode frame rates form different recorded

events.

System supports active control frame function (ACF). It allows

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 motion detection record and

alarm record.

Compression

The main bit stream supports H.264. The extra stream supports

H.264, MJPG.

Resolution

System supports various resolutions, you can select from the

dropdown list. The main stream

supports1080P/720P/D1/HD1/2CIF/CIF/QCIF and the extra

stream support D1/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.

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Vonnic Standalone DVR User Manual Page 119