[sane-devel] v4l

Henning Meier-Geinitz henning at meier-geinitz.de
Wed Oct 16 21:19:51 BST 2002


Hi,

On Wed, Oct 16, 2002 at 02:56:33PM -0400, Bob Lockie wrote:
> # scanimage -d v4l:/dev/video0
> [sanei_debug] Setting debug level of dll to 128.
> [dll] sane_init: SANE dll backend version 1.0.6 from sane-backends-1.0.8-cvs
> [dll] add_backend: adding backend `gphoto2'
> [dll] add_backend: adding backend `microtek'
> [dll] add_backend: adding backend `microtek2'
> [dll] add_backend: adding backend `snapscan'
> [dll] add_backend: adding backend `v4l'
> [dll] load: searching backend `v4l' in `/usr/local/lib/sane'
> [dll] load: trying to load `/usr/local/lib/sane/libsane-v4l.so.1'
> [dll] load: dlopen()ing `/usr/local/lib/sane/libsane-v4l.so.1'
> [dll] init: initializing backend `v4l'
> [dll] init: backend `v4l' is version 1.0.2
> scanimage: open of device v4l:/dev/video0 failed: Invalid argument
> [dll] sane_exit: exiting
> [dll] sane_exit: calling backend `v4l's exit function
> [dll] sane_exit: finished

Try with SANE_DEBUG_V4L=255 for debugging output from the v4l backend.

Bye,
  Henning



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