KR20080085823A - 모션 벡터 예측 방법 - Google Patents
모션 벡터 예측 방법 Download PDFInfo
- Publication number
- KR20080085823A KR20080085823A KR1020080089791A KR20080089791A KR20080085823A KR 20080085823 A KR20080085823 A KR 20080085823A KR 1020080089791 A KR1020080089791 A KR 1020080089791A KR 20080089791 A KR20080089791 A KR 20080089791A KR 20080085823 A KR20080085823 A KR 20080085823A
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- South Korea
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- motion vector
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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
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
Claims (2)
- 디코딩할 픽쳐의 현재 블록에 대한 움직임 벡터 및 레퍼런스 픽쳐 인덱스를 결정하는 방법으로서,상기 현재 블록의 주변에 위치하는 상기 현재 블록 이외의 블록의 제1 및 제2 움직임 벡터와 레퍼런스 픽쳐 인덱스를 획득하는 단계;상기 현재 블록 이외의 블록의 제1 움직임 벡터에 미디언 연산을 적용하여 상기 현재 블록의 제1 움직임 벡터를 결정하는 단계;상기 현재 블록 이외의 블록의 제2 움직임 벡터에 미디언 연산을 적용하여 상기 현재 블록의 제2 움직임 벡터를 결정하는 단계; 및상기 현재 블록 이외의 블록의 레퍼런스 픽쳐 인덱스를 사용하여 상기 현재 블록의 레퍼런스 픽쳐 인덱스를 결정하는 단계;를 포함하는 움직임 벡터 및 레퍼런스 픽쳐 인덱스 결정 방법.
- 제1항에 있어서, 상기 현재 블록의 주변에 위치하는 현재 블록 이외의 블록은 상기 현재 블록의 좌측 혹은 상측 혹은 우상측에 위치하는 것을 특징으로 하는 움직임 벡터 결정 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080089791A KR100890519B1 (ko) | 2008-09-11 | 2008-09-11 | 모션 벡터 예측 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020080089791A KR100890519B1 (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 |
---|---|
KR20080085823A true KR20080085823A (ko) | 2008-09-24 |
KR100890519B1 KR100890519B1 (ko) | 2009-03-25 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020080089791A KR100890519B1 (ko) | 2008-09-11 | 2008-09-11 | 모션 벡터 예측 방법 |
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KR (1) | KR100890519B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107948657A (zh) * | 2011-03-21 | 2018-04-20 | Lg 电子株式会社 | 选择运动矢量预测值的方法和使用其的设备 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100238893B1 (ko) * | 1997-09-30 | 2000-01-15 | 전주범 | 참조 움직임 벡터수에 기초한 움직임 벡터 부호화 방법 및 그 장치 |
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2008
- 2008-09-11 KR KR1020080089791A patent/KR100890519B1/ko active IP Right Grant
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107948657A (zh) * | 2011-03-21 | 2018-04-20 | Lg 电子株式会社 | 选择运动矢量预测值的方法和使用其的设备 |
CN107948657B (zh) * | 2011-03-21 | 2021-05-04 | Lg 电子株式会社 | 选择运动矢量预测值的方法和使用其的设备 |
US10999598B2 (en) | 2011-03-21 | 2021-05-04 | Lg Electronics Inc. | Method for selecting motion vector predictor and device using same |
Also Published As
Publication number | Publication date |
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KR100890519B1 (ko) | 2009-03-25 |
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