KR100890517B1 - 모션 벡터 예측 방법 - Google Patents
모션 벡터 예측 방법 Download PDFInfo
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- KR100890517B1 KR100890517B1 KR1020080089787A KR20080089787A KR100890517B1 KR 100890517 B1 KR100890517 B1 KR 100890517B1 KR 1020080089787 A KR1020080089787 A KR 1020080089787A KR 20080089787 A KR20080089787 A KR 20080089787A KR 100890517 B1 KR100890517 B1 KR 100890517B1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
Abstract
Description
Claims (1)
- 디코딩할 픽쳐의 현재 블록에 대한 움직임 벡터 및 레퍼런스 픽쳐 인덱스를 상기 현재 블록에 인접한 주변 블록의 움직임 벡터 및 레퍼런스 픽쳐 인덱스를 이용하여 결정하는 방법으로서,리맵핑(remapping) 정보에 근거하여, 복수의 레퍼런스 픽쳐를 위한 디폴트 인덱스를 리맵핑하는 단계,상기 복수의 레퍼런스 픽쳐에 대한 상기 리맵핑된 레퍼런스 픽쳐 인덱스에 의해서 지시되는 적어도 하나의 레퍼런스 픽쳐를 참조하는 상기 주변 블록의 움직임 벡터를 구하는 단계;상기 주변 블록의 제1 움직임 벡터에 미디언 연산을 적용하여 상기 현재 블록의 제1 움직임 벡터를 결정하는 단계;상기 주변 블록의 제2 움직임 벡터에 미디언 연산을 적용하여 상기 현재 블록의 제2 움직임 벡터를 결정하는 단계; 및상기 주변 블록의 레퍼런스 픽쳐 인덱스를 사용하여 상기 현재 블록의 레퍼런스 픽쳐 인덱스를 결정하는 단계;를 포함하는 움직임 벡터 및 레퍼런스 픽쳐 인덱스 결정 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020080089787A KR100890517B1 (ko) | 2008-09-11 | 2008-09-11 | 모션 벡터 예측 방법 |
Applications Claiming Priority (1)
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KR1020080089787A KR100890517B1 (ko) | 2008-09-11 | 2008-09-11 | 모션 벡터 예측 방법 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020060067743A Division KR100943627B1 (ko) | 2006-07-20 | 2006-07-20 | 모션 벡터 예측 방법 |
Publications (2)
Publication Number | Publication Date |
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KR20080085820A KR20080085820A (ko) | 2008-09-24 |
KR100890517B1 true KR100890517B1 (ko) | 2009-03-25 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020080089787A KR100890517B1 (ko) | 2008-09-11 | 2008-09-11 | 모션 벡터 예측 방법 |
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KR (1) | KR100890517B1 (ko) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR19990027469A (ko) * | 1997-09-30 | 1999-04-15 | 전주범 | 참조 움직임 벡터수에 기초한 움직임 벡터 부호화 방법 및그 장치 |
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2008
- 2008-09-11 KR KR1020080089787A patent/KR100890517B1/ko active IP Right Grant
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990027469A (ko) * | 1997-09-30 | 1999-04-15 | 전주범 | 참조 움직임 벡터수에 기초한 움직임 벡터 부호화 방법 및그 장치 |
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KR20080085820A (ko) | 2008-09-24 |
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