HIKVISION Digital Video Recorder User Manual page 53

User Manual of Digital Video Recorder
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: Enabling redundant record means you save the record files in the
redundant HDD or network disk. See Chapter 5.7 Configuring Redundant Recording.
•
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 960 mode to get the WD1 (NTSC: 960*480, PAL: 960*576)
recording resolution.
Figure 5. 3 Record Encoding (when HDD Mode is Group)
Figure 5. 4 Recording Encoding (when HDD Mode is Quota)
N otes:

The Redundant Record option is only available when the HDD mode is Group.

The redundant record is to decide whether you want the camera to save the record files in the
redundant HDD. You must configure the redundant HDD in HDD settings. For detailed information,
see Chapter 10.3.2 Setting HDD Property.

For IPC, the parameters of Main Stream (Event) are not supported to modify.
2) Click
3) You can click
for other analog channels.
to save the settings.
to copy the settings to other analog channels, if the settings can also be used
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