Re: Frame rate problem

--- In OpenCV@xxxxxxxxxxxxxxx, "guigui_3d" <guigui_3d@...> wrote: 
> 
> Hi, 
>  
> I'm actually using OpenCv on a Xp pro / AMD 3200+ plateform, with 
a  
> 30fps-usb-logitech webcam. 
>  
> I use CvCam callback system to capture the frames but the I never 
get  
> more than 9 fps, and sometimes even only 6fps (I only count 
captured  
> frames and return form the callback). 
>  
> So my question is:  
>  
> Are usb cams so poor, and 9fps a normal frame rate for my config, 
or 
 
Yes  -  See also: 
http://groups.yahoo.com/group/OpenCV/message/35921 
 
  
> do I have to fix any software-thing to increase my framerate? 
>  
> Could I get better results using a 30$ USB/PCI card? 
 
Yes 
 
>  
> (Motherborad: Asus's A8NE (nvidia nforce4 chipset))  
>  
> Thanks :) 
> 






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