redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

[media] media: Add video statistics computation functions 

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>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
hifive-unleashed-5.1
Laurent Pinchart 2016-03-01 21:12:27 -03:00 committed by Mauro Carvalho Chehab
parent 1179aab13d
commit eaa0b96bbb
2 changed files with 10 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
Documentation/DocBook/media/v4l/media-types.xml
View File

@ -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>

1
include/uapi/linux/media.h
View File

@ -102,6 +102,7 @@ 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