发明名称 |
Video coding device and video decoding device |
摘要 |
A video coding device capable of making coded data have a hierarchical structure, a specified area of each frame is selected. The position and the shape of the selected area are encoded, a pixel value of the selected area is encoded as slower-layer coded data, a pixel value of a whole image is encoded as first upper-layer coded data by using pixel values of already decoded images of the lower-layer and the first upper layer and a pixel value of the selected area is encoded as second upper-layer coded data by using pixel values of already decoded images of the lower-layer and the second upper layer.
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申请公布号 |
US6023301(A) |
申请公布日期 |
2000.02.08 |
申请号 |
US19960661651 |
申请日期 |
1996.06.11 |
申请人 |
SHARP KABUSHIKI KAISHA |
发明人 |
KATATA, HIROYUKI;KUSAO, HIROSHI;ITO, NORIO;NOMURA, TOSHIO |
分类号 |
G06T9/00;H04N7/26;H04N7/46;H04N7/50;(IPC1-7):H04N9/74 |
主分类号 |
G06T9/00 |
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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