22
There are 2 modes for the searched file playback: one is to play
back multi-channel records synchronously, and the other is to play
back single channel record at a time. Please see details below.
2. Multi-channel playback
Set the search criteria, for example, channel, type and time, and
select the "Play" button to finish. The default search criteria are: all
channel, all type, form 00:00 of the current day to the current time.
The system will playback all of the searched record files in split
screens mode, including 1, 4, 9, 16 screens. And the buttons below
will control the play status of the channels.
Channel:
Press
Ǐ
ENT
ǐ
key to select the desired channel number
check box.
Type
: all, scheduled recording, manual recording and alarm
recording. The default is "all".
Time
: Search the recording file in a period, move the cursor to the
editing box and press
Ǐ
ENT
ǐ
key to start editing, the "Start Time"
and "End Time" could be input directly via number keys, The time
format is Year-Month-Date Hour: Minute, the default date is
intraday.
Figure 4-16
The records are played back as per the time set in the search criteria.
If in a certain period, there are no records found, then the playing
will stop at the last image of last played record with the play speed
until the next record appears.
Note:
1.
The unit of play process is "s".
2.
"Speed: X" indicates the playback speed. It's 1X for normal
play. The DVR supports 4 slow play speeds, 1/2, 1/4, 1/8 and
1/16, and 4 fast play speeds, X2, X4, X8 and X16.
3.
Functional button instruction:
Button
Instruction
Button
Instruction
Button
Instruction
Pause/Play
Stop
Rewind 30s
Forward
30s
Slow
motion
playback
Fast motion
playback
Fast
reverse
Frame by
frame
Audio
ON/OFF
Clipping
(reserved)
Hide
toolbar
Exit
playback
The panel button operations in playback are shown as follows:
Move the cursor to corresponding buttons of the player, and press
Ǐ
ENT
ǐ
key to pause/play the video.
Ǐ
ǐǏ
ǐ
keys are for
stepping forward or backward by 30s.
ǏƷǐǏ
ǐ
keys are for
playing fast forward of slow forward. Press
Ǐ
MENU
ǐ
to
display/hide the toolbar, and press
Ǐ
ESC
ǐ
to exit the playback
status. Others functions like electronic zoom, fast reverse, and
frame by frame are only supported by mouse operations.
Note
: If there are other operations (such as recording) performing
during playback, the actual playing speed cannot reach to the set
speed.
3. Single channel playback
Set the record file search criteria, like: channel, type, time range.
Select and click "Search" after the setting. And press
Ǐ
ENT
ǐ
button on the panel to confirm the searching.
Press the direction buttons to select the desired file, and press
Ǐ
ENT
ǐ
to confirm the operation. Click the right button to open
the file list, and press "Play" key under the list to play the file. The
playing screen is generally the same as shown in figure 4-16, except
that it is in single screen mode.
Figure 4-17
(1)
Playback Zoom
In the playback interface, right-click the "Zoom" to display the
electronic zoom interface. Drag the red frame can select different
areas which to be zoom. Right-click "Cancel zoom" can return to
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