From: Will S. <wil...@gm...> - 2013-11-29 20:32:39
|
To get around performance issues with high resolution, I'm currently focusing on ROI after detecting motion (along the lines of what you have been suggesting). A bounding box around the silhouette is my current line of investigation. Will On Fri, Nov 29, 2013 at 1:58 PM, Steve Goldsmith <sg...@gm...> wrote: > You may have to have some type of camera with a zoom because 20-30m may > give you too small of a subject for recognition. I've used 1600x1200 > resolution and the side walk is < 10m away and it will have a hard time > picking out a pedestrian or face unless you use full resolution (i.e. do > not shrink image to 320x240 for example). The problem will be performance > at that point. I'd suggest grabbing some images at various resolutions of > the scenario you want and play with the OpenCV examples. This is basically > what I did with https://github.com/sgjava/peopleroi for people detection. > Some of the video I grabbed off of youtube, so I could test scenarios > outside of my use cases. > > > |