From: Hans Verkuil <hverkuil@xs4all.nl>
To: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>,
linux-media@vger.kernel.org
Cc: Sakari Ailus <sakari.ailus@iki.fi>
Subject: Re: [PATCH v4 2/6] media: Add video statistics computation functions
Date: Mon, 23 May 2016 11:10:16 +0200 [thread overview]
Message-ID: <5742C8F8.3070300@xs4all.nl> (raw)
In-Reply-To: <1463701232-22008-3-git-send-email-laurent.pinchart+renesas@ideasonboard.com>
On 05/20/2016 01:40 AM, Laurent Pinchart wrote:
> The video statistics function describes entities such as video histogram
> engines or 3A statistics engines.
>
> Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Regards,
Hans
> ---
> Documentation/DocBook/media/v4l/media-types.xml | 9 +++++++++
> include/uapi/linux/media.h | 1 +
> 2 files changed, 10 insertions(+)
>
> diff --git a/Documentation/DocBook/media/v4l/media-types.xml b/Documentation/DocBook/media/v4l/media-types.xml
> index 60fe841f8846..95aa1f9c836a 100644
> --- a/Documentation/DocBook/media/v4l/media-types.xml
> +++ b/Documentation/DocBook/media/v4l/media-types.xml
> @@ -176,6 +176,15 @@
> skipping are considered as scaling.
> </entry>
> </row>
> + <row>
> + <entry><constant>MEDIA_ENT_F_PROC_VIDEO_STATISTICS</constant></entry>
> + <entry>Video statistics computation (histogram, 3A, ...). An entity
> + capable of statistics computation must have one sink pad and
> + one source pad. It computes statistics over the frames
> + received on its sink pad and outputs the statistics data on
> + its source pad.
> + </entry>
> + </row>
> </tbody>
> </tgroup>
> </table>
> diff --git a/include/uapi/linux/media.h b/include/uapi/linux/media.h
> index bff3ffdfd55f..4580328c4093 100644
> --- a/include/uapi/linux/media.h
> +++ b/include/uapi/linux/media.h
> @@ -103,6 +103,7 @@ struct media_device_info {
> #define MEDIA_ENT_F_PROC_VIDEO_PIXEL_ENC_CONV (MEDIA_ENT_F_BASE + 0x4003)
> #define MEDIA_ENT_F_PROC_VIDEO_LUT (MEDIA_ENT_F_BASE + 0x4004)
> #define MEDIA_ENT_F_PROC_VIDEO_SCALER (MEDIA_ENT_F_BASE + 0x4005)
> +#define MEDIA_ENT_F_PROC_VIDEO_STATISTICS (MEDIA_ENT_F_BASE + 0x4006)
>
> /*
> * Connectors
>
next prev parent reply other threads:[~2016-05-23 9:10 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-19 23:40 [PATCH v4 0/6] R-Car VSP: Add and set media entities functions Laurent Pinchart
2016-05-19 23:40 ` [PATCH v4 1/6] media: Add video processing entity functions Laurent Pinchart
2016-05-23 9:06 ` Hans Verkuil
2016-05-19 23:40 ` [PATCH v4 2/6] media: Add video statistics computation functions Laurent Pinchart
2016-05-23 9:10 ` Hans Verkuil [this message]
2016-05-19 23:40 ` [PATCH v4 3/6] v4l: vsp1: Base link creation on availability of entities Laurent Pinchart
2016-05-19 23:40 ` [PATCH v4 4/6] v4l: vsp1: Don't register media device when userspace API is disabled Laurent Pinchart
2016-05-19 23:40 ` [PATCH v4 5/6] v4l: vsp1: Don't create LIF entity when the userspace API is enabled Laurent Pinchart
2016-05-19 23:40 ` [PATCH v4 6/6] v4l: vsp1: Set entities functions Laurent Pinchart
2016-05-23 13:52 ` [PATCH v4 0/6] R-Car VSP: Add and set media " Sakari Ailus
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