Re: [PATCH v6 4/7] Documentation: media: Document V4L2_CTRL_TYPE_AREA

From: Ricardo Ribalda Delgado
Date: Wed Sep 25 2019 - 17:09:13 EST


Hi Jacopo

On Wed, Sep 25, 2019 at 10:32 AM Jacopo Mondi <jacopo@xxxxxxxxxx> wrote:
>
> Hi Ricardo,
>
> On Fri, Sep 20, 2019 at 03:51:34PM +0200, Ricardo Ribalda Delgado wrote:
> > From: Ricardo Ribalda Delgado <ribalda@xxxxxxxxxx>
> >
> > A struct v4l2_area containing the width and the height of a rectangular
> > area.
> >
> > Reviewed-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
> > Signed-off-by: Ricardo Ribalda Delgado <ribalda@xxxxxxxxxx>
> > ---
> > Documentation/media/uapi/v4l/vidioc-queryctrl.rst | 6 ++++++
> > 1 file changed, 6 insertions(+)
> >
> > diff --git a/Documentation/media/uapi/v4l/vidioc-queryctrl.rst b/Documentation/media/uapi/v4l/vidioc-queryctrl.rst
> > index a3d56ffbf4cc..33aff21b7d11 100644
> > --- a/Documentation/media/uapi/v4l/vidioc-queryctrl.rst
> > +++ b/Documentation/media/uapi/v4l/vidioc-queryctrl.rst
> > @@ -443,6 +443,12 @@ See also the examples in :ref:`control`.
> > - n/a
> > - A struct :c:type:`v4l2_ctrl_mpeg2_quantization`, containing MPEG-2
> > quantization matrices for stateless video decoders.
> > + * - ``V4L2_CTRL_TYPE_AREA``
> > + - n/a
> > + - n/a
> > + - n/a
> > + - A struct :c:type:`v4l2_area`, containing the width and the height
> > + of a rectangular area. Units depend on the use case.
>
> I recall Hans too was in favour of having min, max and step defined
> (and applied to both width and height).
>
He changed his mind :)

https://www.mail-archive.com/linux-media@xxxxxxxxxxxxxxx/msg150103.html


> Really a minor issue from my side, feel free to keep it the way it is
> Reviewed-by: Jacopo Mondi <jacopo@xxxxxxxxxx>
>
> Thanks
> j
> > * - ``V4L2_CTRL_TYPE_H264_SPS``
> > - n/a
> > - n/a
> > --
> > 2.23.0
> >



--
Ricardo Ribalda