发明授权
US08866974B2 Method of and apparatus for utilizing video buffer in a multi-purpose fashion to extend the video buffer to multiple windows
有权
以多用途方式利用视频缓冲器将视频缓冲器扩展到多个窗口的方法和装置
- 专利标题： Method of and apparatus for utilizing video buffer in a multi-purpose fashion to extend the video buffer to multiple windows
- 专利标题（中）： 以多用途方式利用视频缓冲器将视频缓冲器扩展到多个窗口的方法和装置
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申请号： US14055828申请日： 2013-10-16
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公开(公告)号： US08866974B2公开(公告)日： 2014-10-21
- 发明人: Ted Dunn , James Amendolagine
- 申请人： Sony Corporation , Sony Electronics Inc.
- 申请人地址： JP Tokyo US NJ Park Ridge
- 专利权人： Sony Corporation,Sony Electronics Inc.
- 当前专利权人： Sony Corporation,Sony Electronics Inc.
- 当前专利权人地址： JP Tokyo US NJ Park Ridge
- 代理机构： Haverstock & Owens LLP
- 主分类号： H04N9/74
- IPC分类号： H04N9/74 ; H04N5/262 ; G09G5/393 ; H04N5/45 ; H04N5/14 ; G09G5/36
摘要：
The present invention includes a method and device that allows efficient mixing of multiple video images with a graphics screen while utilizing only one video buffer. The present invention partitions the sole video buffer, pre-scales the plurality of video images and inserts them into the partitioned video buffer in a predetermined range of buffer addresses. The present invention mixes the partitioned video including the pre-scaled video images with the graphics screen to produce a video display including both a video screen and a graphics screen.
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