Re: Real time video analysis app under Cocoa

FROM : Andrew Farmer
DATE : Sat May 03 23:38:41 2008

On 03 May 08, at 10:49, Yreaction JP wrote:
> I have a few questions about what way should I choose for develop an 
> real time video analysis app. I already have a solid knowledge of 
> image analysis and objetive c aswell. The basic idea to start with 
> this is an app that get a real time video signal and pass a set of 
> filters (thresholding, segmentation) that count or discount an 
> object (e.a Beans) and shows the number of the current count.
>
> Im not really sure what core video offers, but as fair i understand 
> while reading the guide, Do i need to think something like the next 
> workflow?
>
> iSight Signal - Core Video - Buffer - vImage (convolutions to each 
> frame?) -  Core Video (Compose an output video with a eliptical 
> color around the bean?) - Results?


My understanding is that Core Video is primarily intended for 
processing video to be displayed on screen. You should probably take a 
look at the OpenCV computer vision library - it's much better suited 
to this sort of image analysis.