Am 22.02.2017 um 18:01 schrieb christina zou:
If I run my FFMPEG command as root, it does not recognize /dev/video0 properly: 16:17:22 E: Opening an input file: /dev/video0. 16:17:22 E: [video4linux2,v4l2 @ 0x2dff610] fd:4 capabilities:1000001 16:17:22 E: [video4linux2,v4l2 @ 0x2dff610] The device does not support the streaming I/O method. 16:17:22 E: /dev/video0: Function not implemented If I run as user, the FFMPEG command recognizes /dev/video0 and works properly, no errors. Why?
better question - why would anybody start anything dangerous like multimedia encoders as root? maybe something like SELinux/appamor is protecting your from yourself
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