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WO2018008904A3 - 비디오 신호 처리 방법 및 장치 - Google Patents

비디오 신호 처리 방법 및 장치 Download PDF

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Publication number
WO2018008904A3
WO2018008904A3 PCT/KR2017/006971 KR2017006971W WO2018008904A3 WO 2018008904 A3 WO2018008904 A3 WO 2018008904A3 KR 2017006971 W KR2017006971 W KR 2017006971W WO 2018008904 A3 WO2018008904 A3 WO 2018008904A3
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signal processing
video signal
processing method
prediction block
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WO2018008904A2 (ko
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이배근
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KT Corp
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KT Corp
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Priority to CN201780041658.9A priority Critical patent/CN109479149B/zh
Priority to EP17824460.4A priority patent/EP3484158A4/en
Priority to CN202210300828.3A priority patent/CN114513657B/zh
Priority to US16/314,746 priority patent/US11190770B2/en
Priority to ES201990002A priority patent/ES2699749B2/es
Publication of WO2018008904A2 publication Critical patent/WO2018008904A2/ko
Publication of WO2018008904A3 publication Critical patent/WO2018008904A3/ko
Anticipated expiration legal-status Critical
Priority to US17/404,201 priority patent/US11805255B2/en
Priority to US18/371,055 priority patent/US12238291B2/en
Ceased legal-status Critical Current

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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
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/10—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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H—ELECTRICITY
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    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • 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
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

본 발명에 따른 영상 복호화 방법은, 현재 블록의 가중 예측 파라미터를 획득하는 단계, 상기 가중 예측 파라미터를 기초로, 제1 참조 픽처를 기초로 생성된 제1 예측 블록 및 제2 참조 픽처를 기초로 생성된 제2 예측 블록에 적용될 가중치를 결정하는 단계, 및 상기 제1 예측 블록 및 상기 제2 예측 블록의 가중합에 기초하여, 상기 현재 블록의 최종 예측 블록을 생성하는 단계를 포함할 수 있다.
PCT/KR2017/006971 2016-07-05 2017-06-30 비디오 신호 처리 방법 및 장치 Ceased WO2018008904A2 (ko)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CN201780041658.9A CN109479149B (zh) 2016-07-05 2017-06-30 视频信号处理方法和设备
EP17824460.4A EP3484158A4 (en) 2016-07-05 2017-06-30 VIDEO SIGNAL PROCESSING METHOD AND DEVICE
CN202210300828.3A CN114513657B (zh) 2016-07-05 2017-06-30 对视频进行解码的方法和设备以及对视频进行编码的方法
US16/314,746 US11190770B2 (en) 2016-07-05 2017-06-30 Method and apparatus for processing video signal
ES201990002A ES2699749B2 (es) 2016-07-05 2017-06-30 Método y aparato para procesar una señal de vídeo
US17/404,201 US11805255B2 (en) 2016-07-05 2021-08-17 Method and apparatus for processing video signal
US18/371,055 US12238291B2 (en) 2016-07-05 2023-09-21 Method and apparatus for processing video signal

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20160085013 2016-07-05
KR20160085011 2016-07-05
KR10-2016-0085013 2016-07-05
KR10-2016-0085011 2016-07-05

Related Child Applications (2)

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US16/314,746 A-371-Of-International US11190770B2 (en) 2016-07-05 2017-06-30 Method and apparatus for processing video signal
US17/404,201 Division US11805255B2 (en) 2016-07-05 2021-08-17 Method and apparatus for processing video signal

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WO2018008904A2 WO2018008904A2 (ko) 2018-01-11
WO2018008904A3 true WO2018008904A3 (ko) 2018-08-09

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US (3) US11190770B2 (ko)
EP (1) EP3484158A4 (ko)
KR (1) KR102383105B1 (ko)
CN (2) CN109479149B (ko)
ES (3) ES2786077B2 (ko)
WO (1) WO2018008904A2 (ko)

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WO2014107074A1 (ko) * 2013-01-04 2014-07-10 삼성전자 주식회사 스케일러블 비디오의 부호화 및 복호화를 위한 움직임 보상 방법 및 장치

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ES2786077A2 (es) 2020-10-08
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