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DCSG

 

U

SER

M

ANUAL

   

 

 

 

 

 

    

 

 

 

 

 

                       

©

2007

 

V

IDERE 

D

ESIGN

 

 

Table of Contents

 

1

 

Introduction ...........................................................................................3

 

1.1

 

Characteristics ...............................................................................3

 

2

 

Quick Start.............................................................................................4

 

3

 

Hardware Overview...............................................................................5

 

3.1

 

Hardware Schematic......................................................................5

 

3.2

 

Color and Monochrome.................................................................6

 

3.3

 

Frame Rates ...................................................................................6

 

3.4

 

50 Hz Option .................................................................................6

 

3.5

 

Multiple Devices............................................................................6

 

4

 

Installing the 1394 Host Card and Capture Software ............................7

 

4.1

 

1394 Hardware and Drivers...........................................................7

 

4.1.1

 

MS Windows Hardware Installation .....................................7

 

4.1.2

 

Linux Hardware and Driver Installation................................7

 

4.2

 

DCSG Software .............................................................................7

 

5

 

Lenses ....................................................................................................9

 

5.1

 

Changing Lenses............................................................................9

 

5.2

 

Cleaning the Imagers .....................................................................9

 

5.3

 

Imager Size ....................................................................................9

 

5.4

 

F Number.......................................................................................9

 

5.5

 

Focal Length ..................................................................................9

 

5.6

 

Field of View.................................................................................9

 

6

 

1394 Interface......................................................................................11

 

6.1

 

IEEE 1394 Cable .........................................................................11

 

6.2

 

IEEE 1394 Host Interface............................................................11

 

6.3

 

Supplying Power .........................................................................11

 

7

 

User Controls.......................................................................................13

 

7.1

 

Color ............................................................................................13

 

7.2

 

Gamma Correction.......................................................................13

 

7.3

 

Video Digitization Parameters.....................................................13

 

7.4

 

Subsampling ................................................................................14

 

7.5

 

Frame Rates ................................................................................ 15

 

7.6

 

Firmware Parameters .................................................................. 15

 

7.6.1

 

50 Hz Operation.................................................................. 15

 

7.6.2

 

Vertical Offset and Image Inversion ................................... 15

 

8

 

Interface Software API ....................................................................... 17

 

9

 

Physical Dimensions and Mounting Diagram..................................... 18

 

10

 

Technical Specifications ................................................................. 19

 

10.1

 

Specifications.............................................................................. 19

 

10.2

 

Imager Response - Color ............................................................ 19

 

10.3

 

Imager Response – Monochrome ............................................... 20

 

10.4

 

Filter Transmittance .................................................................... 20

 

11

 

Technical Support ........................................................................... 21

 

 

Summary of Contents for DCSG

Page 1: ...DCSG USER S MANUAL 2007 VIDERE DESIGN 1 DCSG Digital Video Camera User s Manual 2007 Videre Design...

Page 2: ...9 5 2 Cleaning the Imagers 9 5 3 Imager Size 9 5 4 F Number 9 5 5 Focal Length 9 5 6 Field of View 9 6 1394 Interface 11 6 1 IEEE 1394 Cable 11 6 2 IEEE 1394 Host Interface 11 6 3 Supplying Power 11 7...

Page 3: ...pplication There are software drivers for the DCSG for MS Windows 2000 XP and for Linux 2 4 and 2 6 kernels These drivers are included in a Software Developer s Kit which is bundled with the devices U...

Page 4: ...here is a DCSG present If not go back to software installation Section Error Reference source not found and follow the instructions for configuring the correct capture library Pull down the Input choo...

Page 5: ...no user settable switches on the DCSG 3 1 Hardware Schematic Figure 3 2 shows the design of the internal hardware of the DCSG In the imager module a Micron MT9M001 imager of size 1280x1024 pixels dig...

Page 6: ...IEEE 1394 PC Card or PCI Card defines a separate IEEE 1394 bus The two or three ports on the card all belong to the same bus as does any IEEE 1394 hub connected to these ports Separate PC Cards and P...

Page 7: ...esktop PCs supply power to the bus laptops do not See Section 6 for information about cabling and power for the IEEE 1394 bus 4 1 2 Linux Hardware and Driver Installation Linux kernels 2 4 or 2 6 kern...

Page 8: ...DERE DESIGN 8 libdcap so and dCamera lib dll are the capture libraries for Linux and MS Windows respectively There are several sample applications see the DCAM Digital Camera Capture Software User s M...

Page 9: ...er 5 4 F Number The F number is a measure of the light gathering ability of a lens The lower the F number the better it is at pulling in light and the better the DCSG will see in low illumination sett...

Page 10: ...USER S MANUAL 2007 VIDERE DESIGN 10 Lens focal length Horizontal FOV Vertical FOV 2 8 mm 68 deg 59 deg 4 0 51 42 8 0 27 23 Table 5 1 Horizontal and vertical field of view for different lens focal len...

Page 11: ...IA cards do not have the capability of supplying power and come with an adapter for supplying power to the 1394 cable through a wall transformer Any 1394 card is suitable as long as it conforms to OHC...

Page 12: ...ard with a power port On the right power is supplied through a hub with a power port Power should be 7 to 16 VDC at 2 W Check the PC Card or hub for the type of power connector IEEE 1394 Cables Power...

Page 13: ...is overall neutral called white balance The DCSG C provides manual color balance by allowing variable gain on the red and blue pixels relative to the green pixels Manual balance is useful in many mach...

Page 14: ...lly closed There are automatic modes for both exposure and gain In auto mode gain and exposure are controlled by the host PC which samples the incoming image and sends commands to the stereo device Th...

Page 15: ...e for each of the frame sizes Note that a 50 Hz option is available see Section 3 4 7 6 Firmware Parameters There are several firmware parameter that affect the overall behavior of the DCSG Vertical o...

Page 16: ...DERE DESIGN 16 This ability may be useful for some special applications such as alignment of several cameras The vertical offset is adjusted using the Voff parameter in the firmware dialog Figure 7 3...

Page 17: ...CSG USER S MANUAL 2007 VIDERE DESIGN 17 8 Interface Software API Please see the DCAM Digital Camera Capture Software User s Manual for information about the software API for capturing and saving image...

Page 18: ...Diagram The diagram below shows the physical dimensions for the DCSG C The larger hole is threaded for a 20 machine screw standard tripod mounting screw The two smaller holes are threaded for 6 32 mac...

Page 19: ...r Bayer color pattern Frame Rates 3 75 7 5 15 30 60 Hz 3 125 6 5 12 5 25 50 Hz Exposure 1 line time to full frame Gain 0 18 dB Sensitivity 4 8 V lux sec monochrome Full no yes 3 75 7 5 15 30 60 S N 60...

Page 20: ...DCSG USER S MANUAL 2007 VIDERE DESIGN 20 10 3 Imager Response Monochrome 10 4 Filter Transmittance...

Page 21: ...UAL 2007 VIDERE DESIGN 21 11 Technical Support For technical support please contact Videre Design by email or FAX Videre Design 865 College Avenue Menlo Park CA 94025 Fax 650 323 3646 Email support vi...

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