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[media] video.rst: a sensor is also considered to be a physical input

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Add the line "Camera sensors are also considered to be a video input."

In practice all non-MC drivers for sensors support the input ioctls, and the
compliance test actually tests for the presence of these ioctls. So clarify
the documentation by explicitly mentioning sensors.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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Hans Verkuil 2017-03-29 04:59:12 -03:00 committed by Mauro Carvalho Chehab
parent 51d979c0bb
commit 3369cde0af
1 changed files with 4 additions and 3 deletions
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7
Documentation/media/uapi/v4l/video.rst
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@ -8,9 +8,10 @@ Video Inputs and Outputs
Video inputs and outputs are physical connectors of a device. These can
be for example RF connectors (antenna/cable), CVBS a.k.a. Composite
Video, S-Video or RGB connectors. Video and VBI capture devices have
inputs. Video and VBI output devices have outputs, at least one each.
Radio devices have no video inputs or outputs.
Video, S-Video and RGB connectors. Camera sensors are also considered to
be a video input. Video and VBI capture devices have inputs. Video and
VBI output devices have outputs, at least one each. Radio devices have
no video inputs or outputs.
To learn about the number and attributes of the available inputs and
outputs applications can enumerate them with the