You should also check memory usage, make sure your system is not using swap.


2009/6/24 Paulo Assis <[email protected]>

>
>
> 2009/6/24 Saint Germain <[email protected]>
>
>> Hi again,
>>
>> I don't have compiz installed.
>>
>
> OK, I just ask because compiz is now set by default in some distros. I use
> it myself but with the vendor driver from nvidia it never caused me any
> problems.
>
>
>>
>> Using YUYV, I only got 5 FPS (compared to 20-23 FPS with MJPG) but no
>> strange flickering.
>>
>
> This is really strange and seems to indicate usb bandwidth issues or some
> similar problem, are you using any other device on the same usb controler ?
> Are you using a USB1 or USB2 port and what driver for the usb controler ?
> Also to what value did you set fps and what resolution are you using ?
>
>
>>
>> I've tried disabling hardware acceleration, and I only got less FPS but
>> the flickering is still here for MJPG (with YUYV I only got 1-2 FPS).
>>
>
> A decrease in fps is normal in this case.
>
>
>
>>
>> Also, I've also tried with 320*240 to see if it's because of the CPU,
>> but the CPU load is below 50%.
>>
>
> CPU shouldn't be a problem unless you are recording video.
>
>
>>
>> Someone on Logitech side has also asked me to increase log trace while
>> trying to use mplayer.
>> The results are here:
>> http://forums.quickcamteam.net/showthread.php?tid=860
>>
>
> Yes, I've read the post before, but I rather answer it on this list :-)
>
>
> Best regards,
> Paulo
>
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