image correction processor (icp) vision days 2005 georg p. israel
TRANSCRIPT
Image Correction Processor (ICP)
Vision Days 2005Georg P. Israel
Overview
● CMOSVision the Company
● ICP, the market requirements
● ICP, the solution
● ICP, sample images
CMOSVision, the company
● Has been founded 2004● Self funded● Only directly involved partners hold shares● CMOSVision has three offices
➢ CMOSVision AG, Luxembourg➢ CMOSVision GmbH, Switzerland➢ CMOSVision Ltd, Turkey
Field of activity
CMOSVision offers design and development
services in the field of Vision Systems design.
Main CMOSVision IP:
● CMOS Image Sensor Control Algorithms● CMOS Image Sensor Design● Colour Processing● Lens Distortion Correction Algorithms● Camera Design● Interface Development (USB, IEEE1394)
Automotive camera application
● Wide angle optics
● Difficult lighting conditions
● Low systems delay
● Special processing requirements
– Lens Distortion Correction
– Perspective Distortion Correction
– Overlay
Image Correction Processor
ICP Architecture
Geometric Lens Distortion
Geometric Lens Distortion
Geometric Lens Distortion
Geometric Lens Distortion
Geometric Lens Distortion
The Imperfect Lens
Geometric Lens Distortion
Geometric Lens Distortion
The measurement set-up
Geometric Lens Distortion
The measurement set-upThe Pin Hole Camera set up with calibration targetin Object Plane.
XImg
YImg
XObj
YObj
C F H
PImgij
PObjij
X
Y
Z
ORot
Z
RotY
RotX
Geometric Lens Distortion
The measurement set-up
correctedimage
originalimage
0 x
y
0 x
y
Backward error correction scheme for geometric distortion correction
P.cdd
D
Geometric Lens Distortion
measurement target
Geometric Lens Distortion
measurement target
Geometric Lens Distortion
Rear View
Geometric Lens Distortion
Rear View
Geometric Lens Distortion
Rear View
www.CMOSVision.com
Thank you for your attention