Specifications

VIVOTEK

User's Manual - 79

Recording name: Enter a name for the recording setting�

Enable this recording: Select this option to enable video recording�

With adaptive recording:

Select this option will activate the frame rate control according to alarm trigger� The frame rate control

means that when there is alarm trigger, the frame rate will raise up to the value you’ve set on Video

quality setting page� Please refer to page 54 for more information�

If you enable adaptive recording and enable time-shift cache stream on Camera A, only when an event

is triggered on Camera A will the server record the full frame rate streaming data; otherwise, it will only

request the I frame data during normal monitoring, thus effectively save lots of bandwidths and storage�

The alarm trigger includes: motion detection and DI detection� Please refer to Event settings on page 65�

■ Pre-event recording and post-event recording

The Network Camera has a buffer area; it temporarily holds data up to a certain limit� Enter a number

to decide the duration of recording before and after a trigger is activated�

Priority: Select the relative importance of this recording setting (High, Normal, and Low)�

Source: Select the recording source (stream 1 ~ 4)�

Recording Schedule: Specify the recording duration�

■ Select the days of the week.

■ Select the recording start and end times in 24-hr time format.

Destination: You can select the network storage that was set up for the recorded video les.

Capacity: You can choose either the entire free space available or limit the reserved space� The

recording size limit must be larger than the reserved amount for cyclic recording�

File name prex: Enter the text that will be appended to the front of the le name.

Enable cyclic recording: If you check this item, when the maximum capacity is reached, the oldest le

will be overwritten by the latest one� The reserved amount is reserved for cyclic recording to prevent

malfunction� This value must be larger than 15 MBytes�

If you want to enable recording notication, please click Application to set up� Please refer to page 66

for detailed information�

Time

Bandwidth

Activity Adaptive Streaming

for Dynamic Frame Rate Control

I frame ---> Full frame rate ---> I frame

Continuous recording

NOTE

► To enable adaptive recording, please make sure

you’ve set up the trigger source such as Motion

Detection, DI Device, or Manual Trigger�

► When there is no alarm trigger:

- JEPE mode: record 1 frame per second.

- H�264 mode: record I frame only�

- MPEG-4 mode: record I frame only�

► When the I frame period is >1s on Video settings

page, it should be forced to make the I frame

period to 1s when adaptive recording is activated�