User Manual of DS-91/90HFI-ST/RT/XT & DS-81/80HFI-ST & 91/90/81HWI-ST Series DVR
59
2.
Encoding Parameters for Recording
1)
Select
Record
tab to configure the parameters of main stream. You can configure the stream type,
resolution, video quality, etc.
•
Pre-record:
The time you set to record before the scheduled time or event. For example, when an
alarm triggered the recording at 10:00, if you set the pre-record time as 5 seconds, the camera
records it at 9:59:55.
•
Post-record:
The time you set to record after the event or the scheduled time. For example, when
an alarm triggered the recording ends at 11:00, if you set the post-record time as 5 seconds, it
records till 11:00:05.
•
Expired Time:
The expired time is the longest time for a record file to be kept in the HDD, if the
deadline is reached, the file will be deleted. You can set the expired time to 0, and then the file will
not be deleted. The actual keeping time for the file should be determined by the capacity of the
HDD.
•
Redundant Record/ Capture:
Enabling redundant record or capture means you save the record
and captured picture in the redundant HDD. See
Chapter 5.7 Configuring Redundant Recording/
Capture
.
•
Record Audio:
Enable this feature to record the sound and disable it to record the image without
sound.
•
Enable CABAC:
Enable CABAC to get high quality images with lower bitrate. This feature is
only supported by analog cameras.
•
Enable 960 Mode:
Enable WD1 resolution for DS-9100/9000/8100HWI-ST series DVR.
Figure 5. 3
Record Encoding (when HDD Mode is Group)
Figure 5. 4
Recording Encoding (when HDD Mode is Quota or Frame Extracting)
N
otes:
The
Redundant Record/Capture
option is only available when the HDD mode is
Group.
The redundant record/capture is to decide whether you want the camera to save the record files or
captured pictures in the redundant HDD. You must configure the redundant HDD in HDD settings. For
detailed information, see
Chapter 11.4.2 Setting HDD Property
.
For IPC, the parameters of Main Stream (Event) are not supported to modify.
2)
Click
to save the settings.
3)
You can click
to copy the settings to other channels, if the setting can also be used for other
analog channels.
