Performance Series IP Camera Software Configuration Guide
28
Parameter
Function
Watermark
This function allows you to verify that the video has not been altered.
Select to enable the watermark function, and then type the watermark
text. The default watermark text is
DigitalCCTV
. The maximum length is
85 digits. Only numbers, letters, and the underscore character ( _ ) can
be used.
Sub Stream
Enable
Select
Sub Stream 1
or Sub
Stream 2
.
Click the check box to enable the extra stream. Sub Stream 1 is enabled
and Sub Stream 2 is disabled by default.
Code-Stream Type
General bit stream (this is a unique option).
Encode Mode
Select from four options for
Encode Mode
:
H.264
(Main Profile),
H.264H
(High Profile),
H.264B
(Baseline Profile), and
MJPEG
mode.
H.264
: Main profile encoding mode.
H.264H
: High profile encoding mode.
H.264B
: Baseline profile encoding mode.
MJPEG
: In this encoding mode, the video needs a larger bit stream to
guarantee the video definition. You can use the maximum bit stream
value in the
Recommended Bit
to get better video output.
Resolution
There are multiple resolutions to select from the drop-down list. The
recommended bit stream value is different for each resolution.
Frame Rate
PAL: 1‒25 fps; NTSC: 1‒30 fps.
Bit Rate Type
Select either
VBR
or
CBR
.
Note
You can select the video quality in VBR mode. The value ranges
from
1
to
6
.
Recommended
Bit Rate
Recommended bit rate value according to the resolution and frame rate
you have set.
Bit Rate
In CBR, the bit rate here is the maximum value. In dynamic video, the
system needs a lower frame rate or lower video quality to adapt to the
current bandwidth.
I Frame Interval
Set the number of P-frames between I-frames. The value ranges from
25
to
150
. The default value is
50
.
The recommended value for
I Frame Interval
is 2 times the frame rate
setting.
Snapshot
Figure 5-5 Snapshot Configuration Interface
