Cheapest webcam on ebay, now with OpenCV support!
Written 2009-06-23
Tags:OpenCV Computer vision Universal Serial Bus Image processing Linux
I while back I bought a Sigma Micro USB webcam. These little guys will run you about $5 with overseas shipping included. They're supported by the UVC-Video drivers in linux, but until recently, OpenCV didn't support their output format. But with OpenCV 1.1, all that is fixed. The standard webcam interfaces work great with this camera, and I've started playing with some corner detection on it.
However, there are a few catches:
However, there are a few catches:
- Don't expect to get more than a few frames per second right now. With no processing, I get 6fps.
- Linux can only drive the camera at 640x480 for right now
- The Auto White Balacing is terrible.