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DVR Server Manual ver.6.05/rel.120909
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rate (fps) and Remote Quality are not in effect, the client‟s parameters will be same as server.
5. Variable digital rate table
Image quality
record environment
occupied disk space (/com/hour)
Poorest
low action, indoor
about 45Mb
high action, road
about 95Mb
medium
low action, indoor
about 70Mb
high action, road
about 180Mb
best
low action, indoor
about 160Mb
high action, road
about 320Mb
Invariable digital rate can‟t improve image quality but it is helpful for calculating disk space.
Variable digital rate recording is recommended.
2.2.2
Group setup
Note: If you set a camera into several groups, only the last setup is available.
【
Selected Group
】
Select group number.
【
Swap File(M)
】
Set recorded video file size saved on HDD. For easy
backup,
don‘t set too large file size. Up to 512M can be set, but 30M is
recommended.
【
Selected Cameras
】
Select the camera that have the same work
mode with group. Cameras include local board card and IP module
【
Pre-Event Record
】
Select the start time of record when there is an
alarm. When DVR system is in Motion Detect mode or Sensor Detect mode, it
can record video before the alarm is trigged.
【
Post Record Time
】
Select the end time of record when there is an
alarm. When the system is in Motion Detect mode or Sensor Detect mode, it
can record video after the alarm ends.
【
Record Mode
】
Selects whether the program records audio data or not,
this setting is not available for IP Cameras, for stream type of IP Camera, you
should set it remotely in
【
Recording Schedule Setup
】
Setting for cameras of local board
cards and IP Modules.