发明授权
- 专利标题: Search algorithms for using related decode and display timelines
- 专利标题(中): 使用相关解码和显示时间轴的搜索算法
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申请号: US11115085申请日: 2005-04-25
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公开(公告)号: US07796693B2公开(公告)日: 2010-09-14
- 发明人: John Samuel Bushell
- 申请人: John Samuel Bushell
- 申请人地址: US CA Cupertino
- 专利权人: Apple Inc.
- 当前专利权人: Apple Inc.
- 当前专利权人地址: US CA Cupertino
- 代理机构: Fish & Richardson P.C.
- 主分类号: H04B1/66
- IPC分类号: H04B1/66 ; H04N11/04 ; H04N11/02 ; H04N7/12
摘要:
A sequence of video images represented using multiple related timelines can be searched by identifying a first point on a first timeline associated with the sequence of video images, wherein the sequence of video images is comprised of one or more samples, determining a search range on a second timeline associated with the sequence of video images based on a positive offset and a negative offset associated with the one or more samples, and searching the second timeline based on the determined search range for a second point that corresponds to the identified first point. A display offset can be associated with each of the samples comprising the sequence of video images, wherein one or more of the display offsets can comprise a negative value. Additionally, the search range can be based on a maximum positive display offset and maximum negative display offset associated with the one or more samples.
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