Honeywell VENTI Series User Manual page 21

Rate control mode
Compression
Ratio
Quality value
Bit Rate
GOP
Profile
2 The user interface of Secondary Stream is as follows:
Variable bit rate
Constant bit rate
Customized mode
Low
Mid-low
Standard
Mid-high
High
MJPEG : 3-90 ;
MPEG4 & H264 : 1-31
256K
512K
1M
2M
3M
4M
1-64
Baseline
Main Profile
High Profile
Honeywell
PAL: H.264/MJPEG: D1, 4CIF,
2CIF, CIF, VGA, QVGA@25fps
MPEG4: VGA, QVGA, CIF@25fps
NTSC: H.264/MJPEG: D1, 4CIF,
2CIF, CIF, VGA, QVGA@2530fps
MPEG4: VGA, QVGA, CIF@30fps
Choose the Bit Rate control
selection based on user
requirements.
Low: this setting produces highest
image quality while the file size
increases.
High: this setting produces lowest
image quality while the file size
decreases.
selectable
It's optional only when constant bit
rate is chosen. Select the desired
bit rate including 256, 512, 1M, 2M,
3M and 4M kb/s.
Select the GOP (Group of pictures)
number from 1 to 64.If the number
is bigger, recovery of the lost
frames will be more difficult; If the
number is smaller, it will increase
the bite rate obviously and
aggravate the network load
The default value is 30.
selectable
15