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WO2015152608A3 - 서브블록 기반 예측을 수행하는 인터 레이어 비디오 복호화 방법 및 그 장치 및 서브블록 기반 예측을 수행하는 인터 레이어 비디오 부호화 방법 및 그 장치 - Google Patents

서브블록 기반 예측을 수행하는 인터 레이어 비디오 복호화 방법 및 그 장치 및 서브블록 기반 예측을 수행하는 인터 레이어 비디오 부호화 방법 및 그 장치 Download PDF

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Publication number
WO2015152608A3
WO2015152608A3 PCT/KR2015/003174 KR2015003174W WO2015152608A3 WO 2015152608 A3 WO2015152608 A3 WO 2015152608A3 KR 2015003174 W KR2015003174 W KR 2015003174W WO 2015152608 A3 WO2015152608 A3 WO 2015152608A3
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block
sub
apparatus therefor
based prediction
interlayer video
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PCT/KR2015/003174
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French (fr)
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WO2015152608A4 (ko
WO2015152608A2 (ko
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박민우
이진영
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Samsung Electronics Co Ltd
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Samsung Electronics Co Ltd
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Priority to CA2944445A priority Critical patent/CA2944445C/en
Priority to EP15774466.5A priority patent/EP3128754B1/en
Priority to US15/300,571 priority patent/US10574986B2/en
Priority to KR1020167027375A priority patent/KR102071581B1/ko
Publication of WO2015152608A2 publication Critical patent/WO2015152608A2/ko
Publication of WO2015152608A3 publication Critical patent/WO2015152608A3/ko
Publication of WO2015152608A4 publication Critical patent/WO2015152608A4/ko
Anticipated expiration legal-status Critical
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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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • 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
    • H04N19/134—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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/10—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
    • H04N19/187—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 a scalable video layer
    • 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
    • H04N19/188—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 a video data packet, e.g. a network abstraction layer [NAL] unit
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
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    • 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
    • H04N19/521—Processing of motion vectors for estimating the reliability of the determined motion vectors or motion vector field, e.g. for smoothing the motion vector field or for correcting motion vectors
    • H—ELECTRICITY
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    • 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
    • H04N19/50—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

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  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

소정의 서브블록 최소크기가 나타내는 높이 및 너비 중 적어도 하나와 제1 레이어 영상의 현재 블록에 대한 높이 및 너비 중 적어도 하나를 비교하여 상기 현재 블록의 서브블록 크기를 결정하고, 현재 블록의 서브블록 크기에 따라 상기 현재 블록으로부터 적어도 하나의 서브블록을 결정하고, 복호화된 제2 레이어 영상에서 상기 현재 블록에 대응하는 후보 블록을 결정하고, 제2 레이어 영상의 후보 블록으로부터 현재블록의 서브블록을 이용하여 후보 서브블록을 결정하고, 후보 블록에 포함된 후보 서브블록의 움직임 정보를 이용하여 현재 블록에 포함된 서브블록의 움직임 정보를 결정하고, 현재 블록에 포함된 서브블록의 움직임 정보를 이용하여 현재 블록의 예측 블록을 생성는 인터 레이어 비디오 복호화 방법이 개시된다.
PCT/KR2015/003174 2014-03-31 2015-03-31 서브블록 기반 예측을 수행하는 인터 레이어 비디오 복호화 방법 및 그 장치 및 서브블록 기반 예측을 수행하는 인터 레이어 비디오 부호화 방법 및 그 장치 Ceased WO2015152608A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CA2944445A CA2944445C (en) 2014-03-31 2015-03-31 Interlayer video decoding method for performing sub-block-based prediction and apparatus therefor, and interlayer video encoding method for performing sub-block-based prediction and apparatus therefor
EP15774466.5A EP3128754B1 (en) 2014-03-31 2015-03-31 Interlayer video decoding method for performing sub-block-based prediction and apparatus therefor, and interlayer video encoding method for performing sub-block-based prediction and apparatus therefor
US15/300,571 US10574986B2 (en) 2014-03-31 2015-03-31 Interlayer video decoding method for performing sub-block-based prediction and apparatus therefor, and interlayer video encoding method for performing sub-block-based prediction and apparatus therefor
KR1020167027375A KR102071581B1 (ko) 2014-03-31 2015-03-31 서브블록 기반 예측을 수행하는 인터 레이어 비디오 복호화 방법 및 그 장치 및 서브블록 기반 예측을 수행하는 인터 레이어 비디오 부호화 방법 및 그 장치

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201461972716P 2014-03-31 2014-03-31
US61/972,716 2014-03-31

Publications (3)

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WO2015152608A2 WO2015152608A2 (ko) 2015-10-08
WO2015152608A3 true WO2015152608A3 (ko) 2015-12-17
WO2015152608A4 WO2015152608A4 (ko) 2016-01-28

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US (1) US10574986B2 (ko)
EP (1) EP3128754B1 (ko)
KR (1) KR102071581B1 (ko)
CA (1) CA2944445C (ko)
WO (1) WO2015152608A2 (ko)

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Also Published As

Publication number Publication date
KR20160132893A (ko) 2016-11-21
KR102071581B1 (ko) 2020-04-01
EP3128754B1 (en) 2020-11-11
EP3128754A4 (en) 2017-11-29
CA2944445C (en) 2019-11-26
US20170188028A1 (en) 2017-06-29
CA2944445A1 (en) 2015-10-08
US10574986B2 (en) 2020-02-25
WO2015152608A4 (ko) 2016-01-28
EP3128754A2 (en) 2017-02-08
WO2015152608A2 (ko) 2015-10-08

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