Grandstream Networks GVC3210 Administration Manual page 47

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Image Size
Video Bit Rate
Video Frame Rate
Packetization-
mode
H.264 Payload
Type
H.264 Profile
Type
Use H.264
Constrained
Profiles
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It is used to set the video image size. It can be selected from the dropdown list.
 4K
 1080P
 720P
 4CIF
 4SIF
 VGA
The default setting is 1080P.
It is used to configure the bit rate of the video device. The default setting is 2048kpbs.
It is recommended to increase bit rate if bandwidth allows. If the bandwidth is not
enough, the video quality will be reduced.

Image Size = 4K/1080p, the Video Bit Rate can be set to a value from 2048kbps
to 8192kbps.

Image Size = 720p, the Video Bit Rate can be set to a value from 1024kbps to
2048kbps.

Image Size = 4SIF/4CIF/VGA, the Video Bit Rate can be set to a value from 384
to 1024 Kbps.
It is used to configure the frame rate for SIP video call. The default is 30 fps. Increase
frame rate will take up bandwidth; the video quality will be reduced if not allocated
enough bandwidth.
The packetization mode can be set to 0, 1 or Auto. When it's set to 0 or 1, the INVITE
will include packetization mode value as 0 or 1. If it's set to Auto, the INVITE will
include both 0 and 1, and the packetization mode value is a result of negotiation
between the endpoint and the server. Default setting is 1.
It is used to configure the H.264 codec message payload type format. The default
setting is 99. The valid range is from 96 to 127.
It is used to set the H.264 profile type. It can be selected from the dropdown list.
 Baseline Profile
 Main Profile
 High Profile
 BP&MP&HP
The default setting is "BP&MP&HP".
Lower profile is easier to decode while higher profile provides higher compression
ratio. For device with low CPU, select "Baseline Profile". Also, "Baseline Profile" is
likely to be used in a video conference that has high demanding for the video quality.
Configures whether to use H.264 CBP to establish video call with WebRTC. The
function takes effect when H.264 profile setting includes BP type. It is recommended
to set to "Yes" when establish video call with WebRTC. The default setting is "No".
GVC3210 Administration Guide
Version 1.0.1.21
P a g e | 47