TruVision NVR 22 Series, Руководство пользователя

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Chapter 18: Using the web browse
TruVision NVR 22 (SP) User Manual 171
Description
Start/stop all streaming from selected cameras.
Digital zoom : Access digital zoom.
Capture : Capture a snapshot of the video.
Start/stop clipping : Start/stop video clip during playback. Sections of a recording are
saved to a local computer folder.
Download : Download video clips.
Backup : Click to make back up of recorded files to save locally on the NVR. A list of the
recorded files appears.
Audio On/Off : Click to enable/disable audio.
Bookmark management: Manage bookmarks.
9. Recording type : Description of the color coding of recording types that appear in the playback
progress bar. Green indicates continuous recording. Yellow indicates motion event recording. Red
indicates alarm event recording. Pale green indicates manual recording. Aquamarine indicates text
insertion recording. Magenta indicates VCA recording.
10. Digital zoom : Zoom in and out of the selected camera image.
11. Transcode panel : This feature allows you to reduce the quality of the stream during playback,
which is useful when there is limited bandwidth available. Click the check box to enable the feature
and select the desired resolution, bitrate and frame rate options.
12. Jump start : Enter a precise time in the box and click the Go To button to jump start the playback
from this selected time.
Select a camera and a day to search from on the calendar displayed, and then click
Search. The timeline below the page indicates video recorded for the specified day.
The timeline also classifies by color the type of recording with each type.
Click and drag the marker across the timeline on where you want video playback to
begin, and then click Play on the playback control toolbar. You can capture a snapshot
of a video image, save the video playback, or download the recorded video.
Search for event logs
The recorder compiles a log of events, such as the start or end of video recording,
recorder notifications, and alarms, through which you can easily search. Logs are
categorized by the following types:
•
Alarm : Includes motion detection, tamper detection, video tampering, and other
alarm events
•
Notifications : Includes system notifications such as video loss, HDD failures, and
other system-related events
•
Operations : Includes user access to the web interfaces and other operational
events
•
Information : Includes general information on the recorder actions, such as the start
and end of video recording, etc.