发明申请
- 专利标题： IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD
- 专利标题（中）： 图像处理装置和图像处理方法
-
申请号： US12949025申请日： 2010-11-18
-
公开(公告)号： US20110122451A1公开(公告)日： 2011-05-26
- 发明人: Takayuki Tsutsumi , Hisashi Ishikawa
- 申请人： Takayuki Tsutsumi , Hisashi Ishikawa
- 申请人地址： JP Tokyo
- 专利权人： CANON KABUSHIKI KAISHA
- 当前专利权人： CANON KABUSHIKI KAISHA
- 当前专利权人地址： JP Tokyo
- 优先权： JP2009-266770 20091124
- 主分类号： H04N1/405
- IPC分类号： H04N1/405
摘要：
An apparatus includes a processing unit configured to perform halftone processing for input image data and output halftone image data, a determination unit configured to determine a mixing ratio based on a difference value between a low frequency component of the halftone image data and a low frequency component of the input image data, and a mixing unit configured to mix the input image data and the halftone image data based on the mixing ratio.
公开/授权文献
- US08619330B2 Image processing apparatus and image processing method 公开/授权日：2013-12-31
信息查询
