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Video and Audio
This part introduces the configuration of video and audio related parameters.
This part introduces the settings of video parameters, such as, stream type, video encoding, and resolution.
Go to setting page: Configuration → Video/Audio → Video.
Note
For device with multiple camera channels, select a channel before other settings.
Stream Type
I.
For device supports more than one stream, you can specify parameters for each stream type.
Main Stream
The stream stands for the best stream performance the device supports. It usually offers the best resolution and frame rate the
device can do. But high resolution and frame rate usually means larger storage space and higher bandwidth requirements in
transmission.
Sub Stream
The stream usually offers comparatively low resolution options, which consumes less bandwidth and storage space.
Other Streams
Steams other than the main stream and sub stream may also be offered for customized usage.
Video Type
II.
Select the content (video and audio) that should be contained in the stream.
Video
Only video content is contained in the stream.
Video & Audio
Video content and audio content are contained in the composite stream.
Resolution
III.
Select video resolution according to actual needs. Higher resolution requires higher bandwidth and storage.
Bitrate Type and Max. Bitrate
IV.
Constant Bitrate
It means that the stream is compressed and transmitted at a comparatively fixed bitrate. The compression speed is fast, but
mosaic may occur on the image.
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