Dahua N41C1P, User Manual, Page: 109 / 377

User's Manual
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Figure 5-60 Audio/video
Step 2 Select a channel and then configure parameters.
The parameters for main stream and sub stream are different. Some models
support three streams: main stream, sub stream 1, sub stream 2.
Table 5-18 Audio/video parameters
Parameter Description
Coding Strategy
●
General: Use general coding strategy.
●
Smart Codec: Enable the smart codec function. This function
can reduce the video bit stream for non-important recorded
video to maximize the storage space.
●
An Codec: Enable the An codec function. This
function can reduce the camera code stream, network
transmission pressure, and hard drive storage space without
affecting the image quality.
Type
Select the recording type for main stream from General, Motion
(motion detection), or Alarm.