WO2011149291A3 - 비디오 신호의 처리 방법 및 장치 - Google Patents

비디오 신호의 처리 방법 및 장치 Download PDF

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Publication number
WO2011149291A3
WO2011149291A3 PCT/KR2011/003876 KR2011003876W WO2011149291A3 WO 2011149291 A3 WO2011149291 A3 WO 2011149291A3 KR 2011003876 W KR2011003876 W KR 2011003876W WO 2011149291 A3 WO2011149291 A3 WO 2011149291A3
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Prior art keywords
reference units
prediction
relates
present
video signal
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PCT/KR2011/003876
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English (en)
French (fr)
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WO2011149291A2 (ko
Inventor
임재현
김정선
박승욱
성재원
전병문
박준영
전용준
최영희
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엘지전자 주식회사
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Priority to KR1020187018137A priority Critical patent/KR102004836B1/ko
Priority to KR1020217008798A priority patent/KR102344855B1/ko
Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to KR1020197021418A priority patent/KR102108078B1/ko
Priority to KR1020207012433A priority patent/KR102233820B1/ko
Priority to KR1020127033166A priority patent/KR101782929B1/ko
Priority to KR1020177026701A priority patent/KR101873767B1/ko
Priority to CN201180026053.5A priority patent/CN102934440B/zh
Priority to KR1020217042452A priority patent/KR102439252B1/ko
Publication of WO2011149291A2 publication Critical patent/WO2011149291A2/ko
Publication of WO2011149291A3 publication Critical patent/WO2011149291A3/ko
Priority to US13/685,116 priority patent/US9042450B2/en
Priority to US13/772,144 priority patent/US9020032B2/en
Priority to US14/690,660 priority patent/US9407930B2/en
Priority to US15/217,687 priority patent/US10491892B2/en
Priority to US16/694,769 priority patent/US11057618B2/en
Priority to US17/342,033 priority patent/US20210297660A1/en

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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
    • 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
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • 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
    • 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
    • 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
    • H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
    • 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
    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • 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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Picture Signal Circuits (AREA)

Abstract

본 발명은 비디오 신호를 인코딩 또는 디코딩 하는 방법 및 장치에 관한 것이다. 본 발명에 따르면 영상 예측의 정확도를 높이기 위해, 현재 유닛의 영상 예측을 위한 다수의 참조 유닛들을 획득하고 이들을 조합하여 유닛 예측값을 획득할 수 있다. 특히, 본 발명은 기존의 화면간 예측에 사용되는 모션 벡터 예측값 또는 모션 벡터를 이용하여 다양한 참조 유닛들을 유도해 내는 방법을 제공하고, 현재 유닛의 예측값을 획득하기 위해 상기 참조 유닛들을 조합하는 방법을 제공한다. 또한, 본 발명은 병합 모드에 대해서도 다수의 참조 유닛을 획득하고 이를 조합하여 영상 예측을 수행하는 방법을 제공한다.
PCT/KR2011/003876 2010-05-26 2011-05-26 비디오 신호의 처리 방법 및 장치 WO2011149291A2 (ko)

Priority Applications (14)

Application Number Priority Date Filing Date Title
CN201180026053.5A CN102934440B (zh) 2010-05-26 2011-05-26 用于处理视频信号的方法和设备
KR1020217042452A KR102439252B1 (ko) 2010-05-26 2011-05-26 비디오 신호의 처리 방법 및 장치
KR1020197021418A KR102108078B1 (ko) 2010-05-26 2011-05-26 비디오 신호의 처리 방법 및 장치
KR1020217008798A KR102344855B1 (ko) 2010-05-26 2011-05-26 비디오 신호의 처리 방법 및 장치
KR1020127033166A KR101782929B1 (ko) 2010-05-26 2011-05-26 비디오 신호의 처리 방법 및 장치
KR1020177026701A KR101873767B1 (ko) 2010-05-26 2011-05-26 비디오 신호의 처리 방법 및 장치
KR1020207012433A KR102233820B1 (ko) 2010-05-26 2011-05-26 비디오 신호의 처리 방법 및 장치
KR1020187018137A KR102004836B1 (ko) 2010-05-26 2011-05-26 비디오 신호의 처리 방법 및 장치
US13/685,116 US9042450B2 (en) 2010-05-26 2012-11-26 Method and apparatus for processing a video signal
US13/772,144 US9020032B2 (en) 2010-05-26 2013-02-20 Method and apparatus for processing a video signal
US14/690,660 US9407930B2 (en) 2010-05-26 2015-04-20 Method and apparatus for processing a video signal
US15/217,687 US10491892B2 (en) 2010-05-26 2016-07-22 Method and apparatus for processing a video signal
US16/694,769 US11057618B2 (en) 2010-05-26 2019-11-25 Method and apparatus for processing a video signal
US17/342,033 US20210297660A1 (en) 2010-05-26 2021-06-08 Method and apparatus for processing a video signal

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US34826010P 2010-05-26 2010-05-26
US61/348,260 2010-05-26
US35468710P 2010-06-14 2010-06-14
US61/354,687 2010-06-14
US37172710P 2010-08-08 2010-08-08
US61/371,727 2010-08-08
US37528010P 2010-08-20 2010-08-20
US61/375,280 2010-08-20

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US13/685,116 Continuation US9042450B2 (en) 2010-05-26 2012-11-26 Method and apparatus for processing a video signal
US13/772,144 Continuation US9020032B2 (en) 2010-05-26 2013-02-20 Method and apparatus for processing a video signal

Publications (2)

Publication Number Publication Date
WO2011149291A2 WO2011149291A2 (ko) 2011-12-01
WO2011149291A3 true WO2011149291A3 (ko) 2012-04-19

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US (6) US9042450B2 (ko)
KR (7) KR101873767B1 (ko)
CN (5) CN105791860B (ko)
WO (1) WO2011149291A2 (ko)

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