diff options
author | Sylwester Nawrocki | 2012-04-30 04:34:10 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab | 2012-05-14 14:24:24 -0300 |
commit | cf072139c7952e267a2eff334f224a62c949ee96 (patch) | |
tree | 9e793840d43b70152f506a43fe7e06ee97e7f524 /drivers/media/video/v4l2-ctrls.c | |
parent | 7f84ad8bdb63a8bfcbb83755e487e06be5db54cf (diff) |
[media] V4L: Add camera exposure metering control
The V4L2_CID_EXPOSURE_METERING control allows to determine
a method used by the camera for measuring the amount of light
available for automatic exposure.
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>
Diffstat (limited to 'drivers/media/video/v4l2-ctrls.c')
-rw-r--r-- | drivers/media/video/v4l2-ctrls.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/media/video/v4l2-ctrls.c b/drivers/media/video/v4l2-ctrls.c index debaf9fb9004..55dd813b7341 100644 --- a/drivers/media/video/v4l2-ctrls.c +++ b/drivers/media/video/v4l2-ctrls.c @@ -230,6 +230,12 @@ const char * const *v4l2_ctrl_get_menu(u32 id) "Aperture Priority Mode", NULL }; + static const char * const camera_exposure_metering[] = { + "Average", + "Center Weighted", + "Spot", + NULL + }; static const char * const colorfx[] = { "None", "Black & White", @@ -434,6 +440,8 @@ const char * const *v4l2_ctrl_get_menu(u32 id) return camera_power_line_frequency; case V4L2_CID_EXPOSURE_AUTO: return camera_exposure_auto; + case V4L2_CID_EXPOSURE_METERING: + return camera_exposure_metering; case V4L2_CID_COLORFX: return colorfx; case V4L2_CID_AUTO_N_PRESET_WHITE_BALANCE: @@ -632,6 +640,7 @@ const char *v4l2_ctrl_get_name(u32 id) case V4L2_CID_IMAGE_STABILIZATION: return "Image Stabilization"; case V4L2_CID_ISO_SENSITIVITY: return "ISO Sensitivity"; case V4L2_CID_ISO_SENSITIVITY_AUTO: return "ISO Sensitivity, Auto"; + case V4L2_CID_EXPOSURE_METERING: return "Exposure, Metering Mode"; /* FM Radio Modulator control */ /* Keep the order of the 'case's the same as in videodev2.h! */ @@ -783,6 +792,7 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type, case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE: case V4L2_CID_JPEG_CHROMA_SUBSAMPLING: case V4L2_CID_ISO_SENSITIVITY_AUTO: + case V4L2_CID_EXPOSURE_METERING: *type = V4L2_CTRL_TYPE_MENU; break; case V4L2_CID_LINK_FREQ: |