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[media] v4l: Add input and output capability flags for native size setting

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Add input and output capability flags for setting native size of the device,
and document them.

Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Sakari Ailus 2014-11-18 02:27:00 -03:00 committed by Mauro Carvalho Chehab
parent 0b4bc768dc
commit 8af0345926
3 changed files with 18 additions and 0 deletions
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8
Documentation/DocBook/media/v4l/vidioc-enuminput.xml
View File

@ -287,6 +287,14 @@ input/output interface to linux-media@vger.kernel.org on 19 Oct 2009.
<entry>0x00000004</entry>
<entry>This input supports setting the TV standard by using VIDIOC_S_STD.</entry>
</row>
<row>
<entry><constant>V4L2_IN_CAP_NATIVE_SIZE</constant></entry>
<entry>0x00000008</entry>
<entry>This input supports setting the native size using
the <constant>V4L2_SEL_TGT_NATIVE_SIZE</constant>
selection target, see <xref
linkend="v4l2-selections-common"/>.</entry>
</row>
</tbody>
</tgroup>
</table>

8
Documentation/DocBook/media/v4l/vidioc-enumoutput.xml
View File

@ -172,6 +172,14 @@ input/output interface to linux-media@vger.kernel.org on 19 Oct 2009.
<entry>0x00000004</entry>
<entry>This output supports setting the TV standard by using VIDIOC_S_STD.</entry>
</row>
<row>
<entry><constant>V4L2_OUT_CAP_NATIVE_SIZE</constant></entry>
<entry>0x00000008</entry>
<entry>This output supports setting the native size using
the <constant>V4L2_SEL_TGT_NATIVE_SIZE</constant>
selection target, see <xref
linkend="v4l2-selections-common"/>.</entry>
</row>
</tbody>
</tgroup>
</table>

2
include/uapi/linux/videodev2.h
View File

@ -1324,6 +1324,7 @@ struct v4l2_input {
#define V4L2_IN_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
#define V4L2_IN_CAP_CUSTOM_TIMINGS V4L2_IN_CAP_DV_TIMINGS /* For compatibility */
#define V4L2_IN_CAP_STD 0x00000004 /* Supports S_STD */
#define V4L2_IN_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */
/*
* V I D E O O U T P U T S
@ -1347,6 +1348,7 @@ struct v4l2_output {
#define V4L2_OUT_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
#define V4L2_OUT_CAP_CUSTOM_TIMINGS V4L2_OUT_CAP_DV_TIMINGS /* For compatibility */
#define V4L2_OUT_CAP_STD 0x00000004 /* Supports S_STD */
#define V4L2_OUT_CAP_NATIVE_SIZE 0x00000008 /* Supports setting native size */
/*
* C O N T R O L S