From: Jean-Francois Moine <moinejf@free.fr>
To: kin2031@yahoo.com
Cc: video4linux-list@redhat.com
Subject: Re: Unable to achieve 30fps using 'read()' in C
Date: Sat, 29 Nov 2008 09:47:11 +0100 [thread overview]
Message-ID: <1227948431.1733.21.camel@localhost> (raw)
In-Reply-To: <368069.23199.qm@web39708.mail.mud.yahoo.com>
On Sat, 2008-11-29 at 00:27 -0800, wei kin wrote:
> I installed qc-usb-0.6.6 and gspca-modules-2.6.18-5-xen-686 in my debian 2.6.18-5-xen. Below are what I got:
>
> lsusb
> Bus 004 Device 004: ID 046d:0920 Logitech, Inc. QuickCam Express
>
> dmesg | grep usb
> usbcore: registered new driver usbfs
> usbcore: registered new driver hub
> usb usb1: configuration #1 chosen from 1 choice
> usb usb2: configuration #1 chosen from 1 choice
> usb usb3: configuration #1 chosen from 1 choice
> usb usb4: configuration #1 chosen from 1 choice
> usb 4-1: new full speed USB device using uhci_hcd and address 2
> usb 4-1: configuration #1 chosen from 1 choice
> usb usb5: configuration #1 chosen from 1 choice
> sda:<6>usb 4-1: USB disconnect, address 2
> usb 4-1: new full speed USB device using uhci_hcd and address 3
> usb 4-1: configuration #1 chosen from 1 choice
> usbcore: registered new driver gspca
> usb 4-1: USB disconnect, address 3
> usb 4-1: new full speed USB device using uhci_hcd and address 4
> usb 4-1: configuration #1 chosen from 1 choice
>
> dmesg | grep Logitech
> input: ImPS/2 Logitech Wheel Mouse as /class/input/input2
>
> I did try out the API example in http://www.linuxtv.org/downloads/video4linux/API/V4L2_API/spec/a16706.htm. However, I get error message stated that '/dev/video0 is no V4L2 device'.
>
> Do anyone have any idea?
You use the gspca v1 which is not v4l2 compliant. Please, switch to
gspca v2 (look at my web page). Note that for your webcam, the subdriver
has some remaining problems. I hope to fix them soon.
Regards.
--
Ken ar c'hentañ | ** Breizh ha Linux atav! **
Jef | http://moinejf.free.fr/
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next prev parent reply other threads:[~2008-11-29 9:04 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-29 8:27 Unable to achieve 30fps using 'read()' in C wei kin
2008-11-29 8:47 ` Jean-Francois Moine [this message]
-- strict thread matches above, loose matches on Subject: below --
2008-11-30 5:26 wei kin
2008-11-30 8:58 ` Nicolas
2008-11-28 8:02 wei kin
2008-11-28 13:02 ` Jonathan Lafontaine
2008-11-28 15:33 ` Jackson Yee
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