From fc39f46b54b600f053bf9bab757023344e97925e Mon Sep 17 00:00:00 2001 From: Sylwester Nawrocki Date: Thu, 14 Mar 2013 07:01:24 -0300 Subject: [media] V4L: Add MATRIX option to V4L2_CID_EXPOSURE_METERING control This patch adds a menu option to the V4L2_CID_EXPOSURE_METERING control for multi-zone metering. Signed-off-by: Sylwester Nawrocki Signed-off-by: Kyungmin Park Signed-off-by: Mauro Carvalho Chehab --- Documentation/DocBook/media/v4l/controls.xml | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'Documentation/DocBook') diff --git a/Documentation/DocBook/media/v4l/controls.xml b/Documentation/DocBook/media/v4l/controls.xml index c8eb6c222274..8d7a77928d49 100644 --- a/Documentation/DocBook/media/v4l/controls.xml +++ b/Documentation/DocBook/media/v4l/controls.xml @@ -3142,6 +3142,13 @@ giving priority to the center of the metered area. V4L2_EXPOSURE_METERING_SPOT  Measure only very small area at the center of the frame. + + V4L2_EXPOSURE_METERING_MATRIX  + A multi-zone metering. The light intensity is measured +in several points of the frame and the the results are combined. The +algorithm of the zones selection and their significance in calculating the +final value is device dependant. + -- cgit v1.2.3