发明授权
- 专利标题: Video encoding method and decoding method, apparatuses therefor, programs therefor, and storage media which store the programs
- 专利标题(中): 视频编码方法和解码方法,其设备,程序和存储程序的存储介质
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申请号: US12517457申请日: 2007-12-26
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公开(公告)号: US09066096B2公开(公告)日: 2015-06-23
- 发明人: Shinya Shimizu , Masaki Kitahara , Kazuto Kamikura , Yoshiyuki Yashima
- 申请人: Shinya Shimizu , Masaki Kitahara , Kazuto Kamikura , Yoshiyuki Yashima
- 申请人地址: JP Tokyo
- 专利权人: Nippon Telegraph and Telephone Corporation
- 当前专利权人: Nippon Telegraph and Telephone Corporation
- 当前专利权人地址: JP Tokyo
- 代理机构: Harness, Dickey & Pierce, P.L.C.
- 优先权: JP2006-353628 20061228
- 国际申请: PCT/JP2007/074941 WO 20071226
- 国际公布: WO2008/081810 WO 20080710
- 主分类号: H04N19/103
- IPC分类号: H04N19/103 ; H04N19/597 ; H04N19/176 ; H04N19/147 ; H04N19/61 ; H04N19/146 ; H04N19/182 ; H04N19/19 ; H04N19/573
摘要:
A video encoding method for generating, based on disparity information between an already-encoded reference camera image and an encoding target camera image corresponding to the reference camera image, a disparity-compensated image by means of inter-camera image prediction; and encoding a differential image between the encoding target camera image and the disparity-compensated image. The method includes selecting, for each predetermined section unit on the differential image, one of a decoded differential image group obtained by decoding a differential image between the already-encoded camera image and the disparity-compensated image and a decoded camera image group obtained by decoding the already-encoded camera image, by determining whether or not there is a disparity-compensated image at the corresponding position, that is, whether or not the corresponding pixel in the disparity-compensated image has an effective value.
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