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Commit 82b3056c authored by Sylwester Nawrocki's avatar Sylwester Nawrocki Committed by Mauro Carvalho Chehab
Browse files

[media] V4L: Add camera image stabilization control 



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: default avatarHeungJun Kim <riverful.kim@samsung.com>
Signed-off-by: default avatarSylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 44d44a1a

Documentation/DocBook/media/v4l/controls.xml

+10 −0
Original line number Diff line number Diff line
@@ -3107,6 +3107,16 @@ control in the future, if more options are required.</para></footnote></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>

      </tgroup>

    </table>

drivers/media/video/v4l2-ctrls.c

+2 −0
Original line number Diff line number Diff line
@@ -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_N_PRESET_WHITE_BALANCE: return "White Balance, Auto & Preset";

	case V4L2_CID_WIDE_DYNAMIC_RANGE:	return "Wide Dynamic Range";

	case V4L2_CID_IMAGE_STABILIZATION:	return "Image Stabilization";



	/* FM Radio Modulator control */

	/* 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_MPEG4_QPEL:

	case V4L2_CID_WIDE_DYNAMIC_RANGE:

	case V4L2_CID_IMAGE_STABILIZATION:

		*type = V4L2_CTRL_TYPE_BOOLEAN;

		*min = 0;

		*max = *step = 1;

include/linux/videodev2.h

+1 −0
Original line number Diff line number Diff line
@@ -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_IMAGE_STABILIZATION		(V4L2_CID_CAMERA_CLASS_BASE+22)



/* FM Modulator class control IDs */

#define V4L2_CID_FM_TX_CLASS_BASE		(V4L2_CTRL_CLASS_FM_TX | 0x900)