US 7,321,724 B2
Photographic method and photographic apparatus
Eiichi Kito, Kanagawa (Japan)
Assigned to FUJIFILM Corporation, Tokyo (Japan)
Filed on Oct. 19, 2005, as Appl. No. 11/252,799.
Claims priority of application No. 2004-305421 (JP), filed on Oct. 20, 2004.
Prior Publication US 2006/0083500 A1, Apr. 20, 2006
Int. Cl. G03B 17/50 (2006.01); G03B 21/00 (2006.01)
U.S. Cl. 396—30  [396/2; 396/322; 355/40; 355/41; 382/171] 17 Claims
OG exemplary drawing
 
1. A photographic method, comprising:
taking, at the same shooting position, a background image without a subject, a first principal image for outputting, and a second principal image whose shooting conditions differ from those of said first principal image; and
extracting said subject based on a first difference between said background image and said first principal image and a second difference between said first principal image and said second principal image.