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media: vivid.rst: loop_video is set on the capture devnode

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The example on how to use and test Capture Overlay specified
the wrong video device node. Back in 2015 the loop_video control
moved from the output device to the capture device, but this
example code is still referring to the output video device.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
This commit is contained in:
Hans Verkuil 2022-10-17 15:15:05 +01:00 committed by Mauro Carvalho Chehab
parent 69d78a80da
commit de547896aa
1 changed files with 1 additions and 1 deletions
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Documentation/admin-guide/media/vivid.rst
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@ -1318,7 +1318,7 @@ instance. This setup would require the following commands:
$ v4l2-ctl -d2 -i2 $ v4l2-ctl -d2 -i2
$ v4l2-ctl -d2 -c horizontal_movement=4 $ v4l2-ctl -d2 -c horizontal_movement=4
$ v4l2-ctl -d1 --overlay=1 $ v4l2-ctl -d1 --overlay=1
$ v4l2-ctl -d1 -c loop_video=1 $ v4l2-ctl -d0 -c loop_video=1
$ v4l2-ctl -d2 --stream-mmap --overlay=1 $ v4l2-ctl -d2 --stream-mmap --overlay=1
And from another console: And from another console: