DVR systems IPC - Manual (Page 49)

Network Camera User’s Manual 48
Profile:
Basic profile, Main Profile and High Profile for coding are selectable.
I Frame Interval:
Set the I-Frame interval to 1~400.
SVC:
Scalable video coding is an extension of the H.264/AVC standard. The technology
encodes the video signal with layers; the basic layer and several enhanced layers
and it is adaptive to the network condition to transfer different video streams. For
example, when the bandwidth is limited, only the basic layer data is encoded and
transferred. You can enable the function when you want to see the video with
several terminals, such as the mobile phone with 3G network, or the personal
computer with IP network.
4. Click to save the settings.
6.4.2 Configuring Audio Settings
Steps:
1. Enter the Audio Settings interface
Configuration > Basic Configuration > Video / Audio > Audio
Or Configuration > Advanced Configuration > Video / Audio > Audio
Figure 6-18 Audio Settings
2. Configure the following settings.
Audio Encoding: G.711 ulaw, G.711alaw and G.726 are selectable.
Audio Input: MicIn and Linein are selectable for the connected microphone and
pickup respectively.
3. Click to save the settings.
6.4.3 Configuring ROI Encoding
Note: Only 4-series of cameras and version above supports the function.
ROI stands for the region of interest. And the ROI encoding enables you to
discriminate the ROI and background information in compression, that is to say, the
technology assigns more encoding resource to the region of interest to increase the