Title:
An imaging device, an exposure controlling method, and a program
Document Type and Number:
Japanese Patent JP6046905
Kind Code:
B2
Abstract:
An image sensing apparatus obtains the weighted average luminance of an image sensing target that puts weight on a main subject in an obtained luminance distribution of the image sensing target. The image sensing apparatus decides exposure control values based on the average luminance of a region that is lower than the weighted average luminance, out of regions each of a predetermined size contained in the image sensing target, and the weighted average luminance.
Inventors:
Toshifumi Osawa
Application Number:
JP2012084066A
Publication Date:
December 21, 2016
Filing Date:
April 02, 2012
Export Citation:
Assignee:
Canon Inc
International Classes:
H04N5/235; G03B7/093; H04N5/232
Domestic Patent References:
| JP2009020327A | ||||
| JP2011039449A | ||||
| JP1217429A | ||||
| JP2004222160A | ||||
| JP2003116049A |
Attorney, Agent or Firm:
Yasunori Otsuka
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu