发明名称 IMAGE READER, BASE DENSITY SETTING METHOD AND CONTROL PROGRAM
摘要 PROBLEM TO BE SOLVED: To surely read the base density of a negative even with respect to a cut off film. SOLUTION: In a scanner for reading a film image, a base position is detected by retrieving an area being wider than a part between frames obtained by a frame position decision, and the base density is decided according to the base position.
申请公布号 JP2002232647(A) 申请公布日期 2002.08.16
申请号 JP20010029549 申请日期 2001.02.06
申请人 CANON INC 发明人 SAGO MASAKI
分类号 G06T1/00;H04N1/00;H04N1/04;(IPC1-7):H04N1/04 主分类号 G06T1/00
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