zmc:Unable to open input /dev/video0 due to: Inappropriate i
Posted: Sun Jul 07, 2013 7:02 am
Hi everyone.
I am using a valid UVC webcam in arch linux and it worked well with ffmpeg.
It once worked in zoneminder with "local" type, but somehow it doesn't work now maybe after some configuration changed. Then I tried "ffmpeg" type. At first, the log said "Permission Denied", so I added user "http" into group "video", but there is still no video or even green screen when I click "monitor-1", there are only some controlling buttons. When I checked the log, it turned to be
Anyone know what's going on?
THX
I am using a valid UVC webcam in arch linux and it worked well with ffmpeg.
Code: Select all
ffmpeg -f v4l2 -s 320x240 -i /dev/video0 output.mpgIt once worked in zoneminder with "local" type, but somehow it doesn't work now maybe after some configuration changed. Then I tried "ffmpeg" type. At first, the log said "Permission Denied", so I added user "http" into group "video", but there is still no video or even green screen when I click "monitor-1", there are only some controlling buttons. When I checked the log, it turned to be
Code: Select all
Unable to open input /dev/video0 due to: Inappropriate ioctl for deviceTHX