[sane-devel] Fwd: book scanner recognized as v4l device - Invalid argument VIDIOCSPICT

Pim van Tend pimvantend at yahoo.com
Sat Oct 3 11:09:45 BST 2020

 SANE_DEBUG_V4L=128 scanimage -v -d v4l:/dev/video2 >myfirstscan.pnm

is the command to write your scan to myfirstscan.pnm
Without the >-clause scanimage refuses to work.

If you just want to experiment without looking at tje scan, usr >/dev/null
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