Invention Grant
US07656461B2 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
- Patent Title: Method of and apparatus for utilizing video buffer in a multi-purpose fashion to extend the video buffer to multiple windows
- Patent Title (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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Application No.: US10402044Application Date: 2003-03-27
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Publication No.: US07656461B2Publication Date: 2010-02-02
- Inventor: Ted Dunn , James Amendolagine
- Applicant: Ted Dunn , James Amendolagine
- Applicant Address: JP Tokyo US NJ Park Ridge
- Assignee: Sony Corporation,Sony Electronics Inc.
- Current Assignee: Sony Corporation,Sony Electronics Inc.
- Current Assignee Address: JP Tokyo US NJ Park Ridge
- Agency: Haverstock & Owens LLP
- Main IPC: H04N9/64
- IPC: H04N9/64
Abstract:
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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