发明授权
- 专利标题: Digital video decoding, buffering and frame-rate converting method and apparatus
- 专利标题(中): 数字视频解码,缓冲和帧率转换方法和装置
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申请号: US10683508申请日: 2003-10-10
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公开(公告)号: US07333545B2公开(公告)日: 2008-02-19
- 发明人: Cem I. Duruöz , Taner Ozcelik , Yoshinori Shimizu
- 申请人: Cem I. Duruöz , Taner Ozcelik , Yoshinori Shimizu
- 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: Wood, Herron & Evans, LLP
- 主分类号: H04N7/12
- IPC分类号: H04N7/12 ; G06K9/36
摘要:
A decoder decodes full frame MPEG-2 video by a single method that applies regardless of buffer memory and frame rate conversion considerations. A display control module handles frame rate and field sequence in response to host configuration, trick play command signals, and information in the received bitstream. Pictures are decoded as buffer memory for the decoded pictures becomes available, and picture display attributes are assigned and stored in a table, one string for each decoded picture. Frame rate and field sequence are managed in light of memory constraints, to produce a high quality result without re-decoding data.
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