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User Manual of Network Camera
52
third stream.
The main stream is usually for recording and live viewing with good bandwidth,
and the sub-stream and third stream can be used for live viewing when the
bandwidth is limited.
3. You can customize the following parameters for the selected main stream or
sub-stream:
Video Type:
Select the stream type to video stream, or video & audio composite stream. The
audio signal will be recorded only when the Video Type is Video & Audio.
Resolution:
Select the resolution of the video output.
Bitrate Type:
Select the bitrate type to constant or variable.
Video Quality:
When bitrate type is selected as Variable, 6 levels of video quality are selectable.
Frame Rate:
Set the frame rate to 1/16~25 fps. The frame rate is to describe the frequency at
which the video stream is updated and it is measured by frames per second (fps).
A higher frame rate is advantageous when there is movement in the video stream,
as it maintains image quality throughout.
Max. Bitrate:
Set the max. bitrate to 32~16384 Kbps. The higher value corresponds to the
higher video quality, but the higher bandwidth is required.
Video Encoding:
If the Stream Type is set to main stream, H.264 and MPEG4 are selectable, and if
the stream type is set to sub stream or third stream, H.264, MJPEG, and MPEG4
are selectable.
Note: The supported video encoding may differ according to the different
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