Ubuntu
libv4l package

  1. Bug #260918
  2. Comment #169

Comment 169 for bug 260918

Revision history for this message
Ryan Lovett (ryan-spacecoaster) wrote :

I'm running intrepid and cheese does not work for me with my QuickCam Communicate STX. It printed

libv4l2: error dequeuing buf: Input/output error

to standard out 50 or so times.

$ lsmod | grep gspca
gspca_zc3xx 55936 0
gspca_main 29312 1 gspca_zc3xx
videodev 41344 1 gspca_main
usbcore 148848 9 gspca_zc3xx,gspca_main,snd_usb_audio,snd_usb_lib,usblp,usbhid,ohci_hcd,ehci_hcd

$ lsusb
...
Bus 001 Device 005: ID 046d:08ad Logitech, Inc. QuickCam Communicate STX

$ dmesg
...
[80054.160400] zc3xx: probe 2wr ov vga 0x0000
[80490.308464] zc3xx: probe 2wr ov vga 0x0000

I tried the LD_PRELOAD trick mentioned in this bug, but no app was able to handle the webcam. There are a lot of gspca launchpad bugs so I'm not sure where to file this one. I picked 260918 since it was listed as the mother bug, but 292086 might be more appropriate.