发明名称 Navigation control in an image having zoomable areas
摘要 The invention concerns a method of creating a file describing a digital image, comprising the steps of: defining a zoomable area in the image, a zoomable area being defined by its characteristics of location in the image and for which additional data are available, writing the characteristics in a first file, writing in the first file a management function for navigation in the image. The invention also proposes a corresponding reading method.
申请公布号 US2004183819(A1) 申请公布日期 2004.09.23
申请号 US20040773320 申请日期 2004.02.09
申请人 CANON KABUSHIKI KAISHA 发明人 HENRY FELIX
分类号 G06T3/40;(IPC1-7):G09G5/00 主分类号 G06T3/40
代理机构 代理人
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