[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: 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>

diff --git a/Documentation/DocBook/media/v4l/controls.xml b/Documentation/DocBook/media/v4l/controls.xml
index 16c7aab595af4a6a907941bc06da50747bb65d3f..74876b423bc383e3c92ff89c0f5accfab00351bc 100644 (file)
--- a/Documentation/DocBook/media/v4l/controls.xml
+++ b/Documentation/DocBook/media/v4l/controls.xml
@@ -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>

diff --git a/drivers/media/video/v4l2-ctrls.c b/drivers/media/video/v4l2-ctrls.c
index 0c18c82e0b5967075cf8401cdc25c8cd0931c1cb..2da8b98ac7571dbdf1776f21a257591275833e46 100644 (file)
--- a/drivers/media/video/v4l2-ctrls.c
+++ b/drivers/media/video/v4l2-ctrls.c
@@ -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;

diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index d93e42bc0348fa379c28a165d5b9656b5786234b..e94601a7ae5fee89767fabceeb8fe5b3fb52f4f4 100644 (file)
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -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)