Ah. You are running at 60 fps? You can do a simple toggle to only render the video every other frame using a simple [spigot] and counter. Just setting a simple motion or not state is best done at a much lower rate otherwise you have to filter the results anyway.
On Tue, Apr 5, 2011 at 10:47 AM, Matteo Sisti Sette < [email protected]> wrote: > On 04/05/2011 04:33 PM, chris clepper wrote: > >> I used pix_movement and blob for basic motion detection for years. I >> gated the video signal so it would only output every half second or >> second >> > > How do you gate the video signal? That may be exactly the workaround I need > > > > Try setting the GEM framerate to the >> advertised frame rate of your device and see if that helps. >> > > Yes it does help, it fixes the problem completely. But that is not an > option if i need to produce graphical output at a higher framerate. It's ok > to detect the movement at a rate equal to or lower than the camera frame > rate, but i can't lower the whole gem framerate because that will affect > video output. >
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