The page of basic parameter is described as follow:
Channel name: set channel name
Display name: whether name is displayed in preview
Record state: whether record state icon is displayed in preview
Audio channel: bind audio channel number with this channel
Preview patrol: set the channel to be added to preview patrol
Prompt: the time interval of preview patrol is in second
The page of video parameter is described as follow:
Character overlapping: adjust the positions of channel name and timestamp on video image, as shown
below:
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