发明名称 |
ENCODING DEVICE AND METHOD, AND DECODING DEVICE AND METHOD |
摘要 |
<p><P>PROBLEM TO BE SOLVED: To allow random access even when the length of a GOP is increased. <P>SOLUTION: An access point P picture being an access point P picture used for prediction as an access point, and predicted based on either an I picture at the beginning of video information unit to which the access point P picture belongs or a previous access point P picture predicted, based on the I picture at the beginning of the video information unit is encoded; and a P picture and a B picture predicted from the last access point P picture as a picture after the access point P picture without being used for prediction for a picture before the last access point P picture are encoded. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
申请公布号 |
JP2011147153(A) |
申请公布日期 |
2011.07.28 |
申请号 |
JP20110041537 |
申请日期 |
2011.02.28 |
申请人 |
MITSUBISHI ELECTRIC CORP |
发明人 |
RYU TOMOAKI;NAKANE KAZUHIKO;SHIMADA MASAAKI;YAMADA ETSUHISA |
分类号 |
H04N5/92;G11B20/10;G11B20/12;H04N5/76;H04N5/91;H04N19/00;H04N19/46;H04N19/50;H04N19/503;H04N19/70 |
主分类号 |
H04N5/92 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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