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[media] V4L: Add camera image stabilization control

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Add V4L2_CID_IMAGE_STABILIZATION control for the camera image
stabilization feature. This control can be used to enable/disable
image stabilization. It might get converted to a menu control
in future if more options are needed.

Signed-off-by: HeungJun Kim <riverful.kim@samsung.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Sylwester Nawrocki 2012-05-01 17:38:09 -03:00 committed by Mauro Carvalho Chehab
parent 44d44a1acd
commit 82b3056c5a
3 changed files with 13 additions and 0 deletions
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10
Documentation/DocBook/media/v4l/controls.xml
View file

@ -3107,6 +3107,16 @@ control in the future, if more options are required.</para></footnote></entry>
</row> </row>
<row><entry></entry></row> <row><entry></entry></row>
<row id="v4l2-image-stabilization">
<entry spanname="id"><constant>V4L2_CID_IMAGE_STABILIZATION</constant></entry>
<entry>boolean</entry>
</row>
<row>
<entry spanname="descr">Enables or disables image stabilization.
<footnoteref linkend="ctypeconv"/></entry>
</row>
<row><entry></entry></row>
</tbody> </tbody>
</tgroup> </tgroup>
</table> </table>

2
drivers/media/video/v4l2-ctrls.c
View file

@ -622,6 +622,7 @@ const char *v4l2_ctrl_get_name(u32 id)
case V4L2_CID_AUTO_EXPOSURE_BIAS: return "Auto Exposure, Bias"; case V4L2_CID_AUTO_EXPOSURE_BIAS: return "Auto Exposure, Bias";
case V4L2_CID_AUTO_N_PRESET_WHITE_BALANCE: return "White Balance, Auto & Preset"; case V4L2_CID_AUTO_N_PRESET_WHITE_BALANCE: return "White Balance, Auto & Preset";
case V4L2_CID_WIDE_DYNAMIC_RANGE: return "Wide Dynamic Range"; case V4L2_CID_WIDE_DYNAMIC_RANGE: return "Wide Dynamic Range";
case V4L2_CID_IMAGE_STABILIZATION: return "Image Stabilization";
/* FM Radio Modulator control */ /* FM Radio Modulator control */
/* Keep the order of the 'case's the same as in videodev2.h! */ /* Keep the order of the 'case's the same as in videodev2.h! */
@ -725,6 +726,7 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE: case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE:
case V4L2_CID_MPEG_VIDEO_MPEG4_QPEL: case V4L2_CID_MPEG_VIDEO_MPEG4_QPEL:
case V4L2_CID_WIDE_DYNAMIC_RANGE: case V4L2_CID_WIDE_DYNAMIC_RANGE:
case V4L2_CID_IMAGE_STABILIZATION:
*type = V4L2_CTRL_TYPE_BOOLEAN; *type = V4L2_CTRL_TYPE_BOOLEAN;
*min = 0; *min = 0;
*max = *step = 1; *max = *step = 1;

1
include/linux/videodev2.h
View file

@ -1724,6 +1724,7 @@ enum v4l2_auto_n_preset_white_balance {
}; };
#define V4L2_CID_WIDE_DYNAMIC_RANGE (V4L2_CID_CAMERA_CLASS_BASE+21) #define V4L2_CID_WIDE_DYNAMIC_RANGE (V4L2_CID_CAMERA_CLASS_BASE+21)
#define V4L2_CID_IMAGE_STABILIZATION (V4L2_CID_CAMERA_CLASS_BASE+22)
/* FM Modulator class control IDs */ /* FM Modulator class control IDs */
#define V4L2_CID_FM_TX_CLASS_BASE (V4L2_CTRL_CLASS_FM_TX | 0x900) #define V4L2_CID_FM_TX_CLASS_BASE (V4L2_CTRL_CLASS_FM_TX | 0x900)