Hi Erwin,
On Tuesday 08 July 2008, erwin wrote:
> Ok folks these are all the things i tried:
> [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,
>
> then i tried
> luvcview -f yuv -s 640x480blank
> luvcview -f yuv -s 160x120
> luvcview -f yuv -s 176x144blank
> luvcview -f yuv -s 320x240no
> luvcview -f yuv -s 352x288error 5
> luvcview -f yuv -s 800x600too big
> luvcview -f yuv -s 1024x768too big
> luvcview -f yuv -s 1280x800too big
> luvcview -f yuv -s 1280x960too big
> luvcview -f yuv -s 1280x1024too big
> but i had only snapshot or green screen, but no streaming.
Could you please try to set the quirks parameter to 16 when loading the
driver ? 'modprobe uvcvideo quirks=16' or 'insmod uvcvideo.ko quirks=16'
should do the job.
If this works better I'll fix the driver to support your camera out of the
box.
Best regards,
Laurent Pinchart
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