发明授权
- 专利标题: Image encoding apparatus and an image decoding apparatus
- 专利标题(中): 图像编码装置和图像解码装置
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申请号: US09091922申请日: 1998-06-25
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公开(公告)号: US06345121B1公开(公告)日: 2002-02-05
- 发明人: Taisuke Matsumoto
- 申请人: Taisuke Matsumoto
- 优先权: JP8-294737 19961107
- 主分类号: G06K936
- IPC分类号: G06K936
摘要:
The mode data of a block to be coded is predicted from the mode data of peripheral blocks already coded, and coded using a code word table switched according to a hitting ratio of prediction. In the code word table, the code word length is set shorter for coding modes with high hitting ratio.
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