Well it sounds very strange....
Have you already tried the following command?
luvcview -f yuv
It should show you the video streaming from your webcam!!
2008/7/7 erwin <[EMAIL PROTECTED]>:
Hi Marco, thank you very much for your response, i did what you suggest
> me and this is what i have:
> [EMAIL PROTECTED]:~$ sudo lsusb -d 174f:8a31 -v | grep "14 Video"
> [sudo] password for erwin:
> bFunctionClass 14 Video
> bInterfaceClass 14 Video
> bInterfaceClass 14 Video
> bInterfaceClass 14 Video
> bInterfaceClass 14 Video
> bInterfaceClass 14 Video
> bInterfaceClass 14 Video
> [EMAIL PROTECTED]:~$ lsmod | grep uvcvideo
> uvcvideo 48644 0
> compat_ioctl32 2304 1 uvcvideo
> videodev 29312 1 uvcvideo
> v4l1_compat 15364 2 uvcvideo,videodev
> v4l2_common 18432 2 uvcvideo,videodev
> usbcore 138632 8
> uvcvideo,usbhid,hci_usb,usb_storage,libusual,uhci_hcd,ehci_hcd
> [EMAIL PROTECTED]:~$ luvcview -L
> luvcview version 0.2.1
> Video driver: x11
> A window manager is available
> video /dev/video0
> /dev/video0 does not support read i/o
> { pixelformat = 'YUYV', description = 'YUV 4:2:2 (YUYV)' }
> { discrete: width = 640, height = 480 }
> Time interval between frame: 1/20,
> { discrete: width = 160, height = 120 }
> Time interval between frame: 1/24,
> { discrete: width = 176, height = 144 }
> Time interval between frame: 1/24,
> { discrete: width = 320, height = 240 }
> Time interval between frame: 1/24,
> { discrete: width = 352, height = 288 }
> Time interval between frame: 1/24,
> { discrete: width = 800, height = 600 }
> Time interval between frame: 1/7,
> { discrete: width = 1024, height = 768 }
> Time interval between frame: 1/7,
> { discrete: width = 1280, height = 800 }
> Time interval between frame: 1/7,
> { discrete: width = 1280, height = 960 }
> Time interval between frame: 1/7,
> { discrete: width = 1280, height = 1024 }
> Time interval between frame: 1/7,
> [EMAIL PROTECTED]:~$
> Actually i still have blank screen on Skype nekiga & amsn. Any
> suggestions? Thanks again Marco.
>
> On Sun, 2008-07-06 at 23:06 +0200, Marco Argiolas wrote:
> > Well, first of all you have to be sure your webcam is UVC compliant.
> > Try to execute this command:
> > sudo lsusb -d 174f:8a31 -v | grep "14 Video"
> >
> > If your webcam is UVC compliant then you should get something like
> > this:
> > bFunctionClass 14 Video
> > bInterfaceClass 14 Video
> > bInterfaceClass 14 Video
> > bInterfaceClass 14 Video
> >
> > If your is a UVC-webcam, then maybe uvcvideo module is not loaded!
> > lsmod | grep uvcvideo
> >
> > If it is not loaded:
> > sudo modprobe uvcvideo
> >
> > If it is loaded, just verify if there is the corrispond node for your
> > webcam:
> > ls -l /dev/video*
> >
> > Now you can be sure your webcam is recognised!!
> > Just for another test, install luvcview and then run:
> > luvcview -L
> >
> > If everything seems to be good, maybe it is a problem of software
> > configuration:
> > skype: from properties you have just to enable webcam capturing and
> > select the webcam source (e.g. /dev/video0);
> > ekiga: from Preference, select Device->Video Devices and set:
> > - Video Plugin = V4L2
> > - Format = PAL europe
> > - Channel = 0
> >
> > amsn: from Prefernce select "Others" tab and then "Audio & Video
> > Settings" and follow the guide!!
> >
> > Good luck!!! ;)
> >
> > Marco Argiolas
> >
> > 2008/7/6 erwin <[EMAIL PROTECTED]>:
> > Hi, i have an notebook ASUS F9SG with on board cam as per
> > subject. I
> > have the problem that programs like skype ekiga amsn etc..
> > switch it on
> > but can't get image or they say "no web cam detected. the
> > model is D-MAX
> > (stk-2135) i'm running ubuntu 7.10
> >
> > [EMAIL PROTECTED]:~$ lsusb
> > Bus 004 Device 001: ID 0000:0000
> > Bus 002 Device 001: ID 0000:0000
> > Bus 005 Device 002: ID 046d:c016 Logitech, Inc. M-UV69a
> > Optical Wheel
> > Mouse
> > Bus 005 Device 001: ID 0000:0000
> > Bus 007 Device 002: ID 0b05:1712 ASUSTek Computer, Inc.
> > Bus 007 Device 001: ID 0000:0000
> > Bus 006 Device 002: ID 08ff:1600 AuthenTec, Inc.
> > Bus 006 Device 001: ID 0000:0000
> > Bus 003 Device 007: ID 0bda:0116 Realtek Semiconductor Corp.
> > Bus 003 Device 004: ID 174f:8a31
> > Bus 003 Device 003: ID 152d:2339
> > Bus 003 Device 001: ID 0000:0000
> > Bus 001 Device 001: ID 0000:0000
> > [EMAIL PROTECTED]:~$
> >
> >
> > [EMAIL PROTECTED]:~$ lspci
> > 00:00.0 Host bridge: Intel Corporation Mobile
> > PM965/GM965/GL960 Memory
> > Controller Hub (rev 03)
> > 00:01.0 PCI bridge: Intel Corporation Mobile PM965/GM965/GL960
> > PCI
> > Express Root Port (rev 03)
> > 00:1a.0 USB Controller: Intel Corporation 82801H (ICH8 Family)
> > USB UHCI
> > Contoller #4 (rev 03)
> > 00:1a.1 USB Controller: Intel Corporation 82801H (ICH8 Family)
> > USB UHCI
> > Controller #5 (rev 03)
> > 00:1a.7 USB Controller: Intel Corporation 82801H (ICH8 Family)
> > USB2 EHCI
> > Controller #2 (rev 03)
> > 00:1b.0 Audio device: Intel Corporation 82801H (ICH8 Family)
> > HD Audio
> > Controller (rev 03)
> > 00:1c.0 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI
> > Express
> > Port 1 (rev 03)
> > 00:1c.1 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI
> > Express
> > Port 2 (rev 03)
> > 00:1c.2 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI
> > Express
> > Port 3 (rev 03)
> > 00:1d.0 USB Controller: Intel Corporation 82801H (ICH8 Family)
> > USB UHCI
> > Controller #1 (rev 03)
> > 00:1d.1 USB Controller: Intel Corporation 82801H (ICH8 Family)
> > USB UHCI
> > Controller #2 (rev 03)
> > 00:1d.2 USB Controller: Intel Corporation 82801H (ICH8 Family)
> > USB UHCI
> > Controller #3 (rev 03)
> > 00:1d.7 USB Controller: Intel Corporation 82801H (ICH8 Family)
> > USB2 EHCI
> > Controller #1 (rev 03)
> > 00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge
> > (rev f3)
> > 00:1f.0 ISA bridge: Intel Corporation 82801HEM (ICH8M) LPC
> > Interface
> > Controller (rev 03)
> > 00:1f.1 IDE interface: Intel Corporation 82801HBM/HEM
> > (ICH8M/ICH8M-E)
> > IDE Controller (rev 03)
> > 00:1f.2 SATA controller: Intel Corporation 82801HBM/HEM
> > (ICH8M/ICH8M-E)
> > SATA AHCI Controller (rev 03)
> > 01:00.0 VGA compatible controller: nVidia Corporation Unknown
> > device
> > 042e (rev a1)
> > 02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd.
> > RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 01)
> > 05:00.0 Network controller: Intel Corporation PRO/Wireless
> > 4965 AG or
> > AGN Network Connection (rev 61)
> > [EMAIL PROTECTED]:~$
> >
> > I really hope you'll find soon a solution for this issue.
> >
> > Thanks in advance.
> >
> > erwin
> >
> >
> > _______________________________________________
> > Linux-uvc-devel mailing list
> > [email protected]
> > https://lists.berlios.de/mailman/listinfo/linux-uvc-devel
>
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