Figure 3 System Configurationof the Digital Video Camera System 
P2-8-2 
Table 1 The Details for Cameras 
CCD Camera 
Lens 
CCD 1 
CCB-GC5 (Sony, 510H X492V) 
f=5.9—47.2mm 
CCD 2 
EVI-310 (Sony, 768H X 494V) 
f=300mm 
3 DIGITAL VIDEO CAMERA SYSTEM 
The Digital Video Camera System also developed by the authors 
consists of 5 parts; camera, recording, image processing, 
control and display. Figure 2 shows the appearance and Figure 3 
shows the system configuration. The remarkable features of 
this system are as follows: 
# Camera part 
+ Progressive scan system is adopted. Table 2 shows the major 
components for the camera part. 
# Recording part 
+ Original digital image data are directly recorded into 512 
Mbyte memory. 
+ 1440 frames are recorded in 24 seconds. 
# Image processing part 
+ Image processing, binarization and labeling are performed by 
hardware. 
+ 100 markers can be extracted automatically. 
+ Original images, binary images and coordinates, size of 
markers are then continuously recorded in 1Gbyte JAZ disk. 
# Control part 
+ Coordinates and size of markers can be read using the Excel. 
# Display part 
+ Locus for markers are displayed by the function. 
- ■ 
TDU 
Tofctft» 0*n»H Unlntlity 
ршттят 
Figure 2 Appearance of the Digital Video Camera System 
Camera 
Recording 
Display