[FFmpeg-trac] #4707(undetermined:closed): ioctl(VIDIOC_G_PARM): Inappropriate ioctl for device

FFmpeg trac at avcodec.org
Thu Jul 9 14:22:46 CEST 2015


#4707: ioctl(VIDIOC_G_PARM): Inappropriate ioctl for device
-------------------------------------+-------------------------------------
             Reporter:  razeeev      |                    Owner:
                 Type:  enhancement  |                   Status:  closed
             Priority:  normal       |                Component:
              Version:  git-master   |  undetermined
             Keywords:               |               Resolution:
             Blocking:               |  needs_more_info
Analyzed by developer:  0            |               Blocked By:
                                     |  Reproduced by developer:  0
-------------------------------------+-------------------------------------

Comment (by razeeev):

 Command line with output..

 root at support-OptiPlex-3020:~# /home/support/bin/ffmpeg -i /dev/video0 -c:v
 libx264 -b:v 800k -aspect:v 16:9 -filter:v "scale=854:480" -f mpegts
 udp://192.168.1.188:8888
 ffmpeg version N-73370-gc9220d5 Copyright (c) 2000-2015 the FFmpeg
 developers
   built with gcc 4.8 (Ubuntu 4.8.4-2ubuntu1~14.04)
   configuration: --prefix=/home/support/ffmpeg_build --pkg-config-
 flags=--static --extra-cflags=-I/home/support/ffmpeg_build/include
 --extra-ldflags=-L/home/support/ffmpeg_build/lib
 --bindir=/home/support/bin --enable-gpl --enable-libass --enable-libfdk-
 aac --enable-libfreetype --enable-libmp3lame --enable-libx264 --enable-
 libx265 --enable-nonfree
   libavutil      54. 27.100 / 54. 27.100
   libavcodec     56. 46.100 / 56. 46.100
   libavformat    56. 40.100 / 56. 40.100
   libavdevice    56.  4.100 / 56.  4.100
   libavfilter     5. 19.100 /  5. 19.100
   libswscale      3.  1.101 /  3.  1.101
   libswresample   1.  2.100 /  1.  2.100
   libpostproc    53.  3.100 / 53.  3.100
 [video4linux2,v4l2 @ 0x2ff7200] ioctl(VIDIOC_G_PARM): Inappropriate ioctl
 for device
 /dev/video0: Inappropriate ioctl for device

--
Ticket URL: <https://trac.ffmpeg.org/ticket/4707#comment:4>
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