KR100890518B1 - 모션 벡터 예측 방법 - Google Patents
모션 벡터 예측 방법 Download PDFInfo
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- KR100890518B1 KR100890518B1 KR1020080089793A KR20080089793A KR100890518B1 KR 100890518 B1 KR100890518 B1 KR 100890518B1 KR 1020080089793 A KR1020080089793 A KR 1020080089793A KR 20080089793 A KR20080089793 A KR 20080089793A KR 100890518 B1 KR100890518 B1 KR 100890518B1
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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
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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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- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
Claims (2)
- 디코딩할 픽쳐의 현재 블록의 움직임 벡터를 예측하는 방법으로서,복수의 레퍼런스 픽쳐를 위한 레퍼런스 픽쳐 인덱스를 리맵핑 정보에 의해서 리맵핑하는 단계;상기 복수의 레퍼런스 픽쳐를 위한 레퍼런스 픽쳐 인데스에 의해 지시되는 적어도 하나의 레퍼런스 픽쳐를 참조하는 현재 블록 이외의 블록의 적어도 하나의 움직임 벡터를 구하는 단계;현재 픽쳐의 POC(Picture Order Count)값과 적어도 하나의 레퍼런스 픽쳐의 POC값을 비교하는 단계; 및상기 비교 단계에 근거하여, 상기 현재 블록 이외의 블록의 적어도 하나의 움직임 벡터로부터 현재 픽쳐의 블록 모션 벡터를 예측하는 단계;를 포함하는 것을 특징으로 하는 움직임 벡터 예측 방법.
- 제1항에 있어서, 상기 현재 블록 이외의 블록은 상기 현재 블록의 좌측 혹은 상측 혹은 우상측에 위치하는 것을 특징으로 하는 움직임 벡터 결정 방법.
Priority Applications (1)
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KR1020080089793A KR100890518B1 (ko) | 2008-09-11 | 2008-09-11 | 모션 벡터 예측 방법 |
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KR1020080089793A KR100890518B1 (ko) | 2008-09-11 | 2008-09-11 | 모션 벡터 예측 방법 |
Related Parent Applications (1)
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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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KR20080088560A KR20080088560A (ko) | 2008-10-02 |
KR100890518B1 true KR100890518B1 (ko) | 2009-03-25 |
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KR1020080089793A KR100890518B1 (ko) | 2008-09-11 | 2008-09-11 | 모션 벡터 예측 방법 |
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KR (1) | KR100890518B1 (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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- 2008-09-11 KR KR1020080089793A patent/KR100890518B1/ko active IP Right Grant
Patent 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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