User`s manual

Introduction • 2
1.1 Features
1.1.1 Image Acquisition
Acquisition speed
NTSC
1 Camera 2 Cameras 3 Cameras 4 Cameras 8 Cameras
Fields 60 120 180 240 240
Frames 30 60 90 120 120
PAL
1 Camera 2 Cameras 3 Cameras 4 Cameras 8 Cameras
Fields 50 100 150 200 200
Frames 25 50 75 100 100
Color Image
: The color video format is compatible with the following
composite video input formats: NTSC-M, NTSC-Japan, PCL-B, PAL-D,
PAL-G, PAL-H, PAL-I, PAM-M, PAL-N, and SECAM
Monochrome Image
: The monochrome video acquisition is compatible with
CCIR and EIA (RS-170)
Optional scaling
: Optional scaling of acquired image or portions of an image
is available as follows:
 Acquisition of a programmable area of interest.
 Scaling of the image (down to 1:16).
 Adjustment of hue (for NTSC signals), contrast (0 to 200%), brightness,
and saturation (0 to 200% for U and V signals).
 Automatic chrominance gain control.
1.1.2 MPEG4 Encoding
MPEG4 video encoding: Video encoding quality level can be set as follows:
Quality:
Quality Value Image in 640*480 Image in 320*240 Image in 160*120
Lowest -2
Bitrate =
320000*4
frame_rate = 3
Bitrate =
320000
frame_rate = 3
Bitrate = 24
0000/4
frame_rate = 3
Low -1
Bitrate =
400000*2
frame_rate = 6
Bitrate =
400000
frame_rate = 6
Bitrate =
400000/4
frame_rate = 6
Normal 0
Bitrate =
480000*4
frame_rate = 15
Bitrate =
480000
frame_rate = 15
Bitrate =
480000/4
frame_rate = 15
High 1
Bitrate =
512000*4
frame_rate = 30
Bitrate =
512000
frame_rate = 30
Bitrate =
512000/4
frame_rate = 30