Face Detection and other Vision Processing (and some sample code)

Nirav Patel olpc at spongezone.net
Thu Mar 20 19:12:54 EDT 2008


OpenCV has a Python API that uses SWIG.  It's in the default fedoro
repo as opencv-python.

Good idea, I'll add it to the wiki momentarily.

On Thu, Mar 20, 2008 at 6:47 PM, Chris Hager <chris at linuxuser.at> wrote:
> Nirav Patel wrote:
>  > I've been playing with vision processing stuff for the XO, mostly
>  > using OpenCV.  I have some sample code up at
>  > http://eclecti.cc/code/face-detection-on-the-olpc-xo that does face
>  > detection surprisingly quickly.  It seems that the bottleneck isn't
>  > even the OpenCV Haar Cascade algorithm, but the time it takes to
>  > initialize the v4l2 drivers.
>
>  Wow - this is amazing! And especially with this speed of ~0.25 seconds
>  for finding a face! How are you accessing OpenCV - via SWIG or CTypes?
>
>  I'd suggest to create [[OpenCV]] and start linking to infos, howto's and
>  examples. That will make life much easier for all who want to play
>  around with image recognition on the xo in the future.
>
>  - Chris
>
>
>



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