KR20210006355A - 인코딩/디코딩에서의 데이터 의존성 - Google Patents

인코딩/디코딩에서의 데이터 의존성 Download PDF

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KR20210006355A
KR20210006355A KR1020207031748A KR20207031748A KR20210006355A KR 20210006355 A KR20210006355 A KR 20210006355A KR 1020207031748 A KR1020207031748 A KR 1020207031748A KR 20207031748 A KR20207031748 A KR 20207031748A KR 20210006355 A KR20210006355 A KR 20210006355A
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South Korea
Prior art keywords
motion vector
video block
information
current
coding unit
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KR1020207031748A
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English (en)
Korean (ko)
Inventor
앙투안느 로베르
파브리스 르레아넥
프랑크 갈팡
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인터디지털 브이씨 홀딩스 인코포레이티드
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Priority claimed from EP18305852.8A external-priority patent/EP3591974A1/en
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Publication of KR20210006355A publication Critical patent/KR20210006355A/ko
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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
    • H04N19/56—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
    • H04N19/10—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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • 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
    • H04N19/577—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
    • H04N19/96—Tree coding, e.g. quad-tree coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020207031748A 2018-05-07 2019-04-26 인코딩/디코딩에서의 데이터 의존성 Withdrawn KR20210006355A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP18305567.2 2018-05-07
EP18305567 2018-05-07
EP18305852.8 2018-07-02
EP18305852.8A EP3591974A1 (en) 2018-07-02 2018-07-02 Data dependency in encoding/decoding
PCT/US2019/029305 WO2019217095A1 (en) 2018-05-07 2019-04-26 Data dependency in encoding/decodiing

Publications (1)

Publication Number Publication Date
KR20210006355A true KR20210006355A (ko) 2021-01-18

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KR1020207031748A Withdrawn KR20210006355A (ko) 2018-05-07 2019-04-26 인코딩/디코딩에서의 데이터 의존성

Country Status (7)

Country Link
US (2) US20210076058A1 (https=)
EP (1) EP3791581A1 (https=)
JP (2) JP7395497B2 (https=)
KR (1) KR20210006355A (https=)
CN (3) CN119676445A (https=)
BR (1) BR112020022234A2 (https=)
WO (1) WO2019217095A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023090613A1 (ko) * 2021-11-19 2023-05-25 현대자동차주식회사 템플릿 매칭 기반의 인트라 예측을 사용하는 비디오 코딩을 위한 방법 및 장치

Families Citing this family (3)

* Cited by examiner, † Cited by third party
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KR102819167B1 (ko) * 2018-05-28 2025-06-12 인터디지털 브이씨 홀딩스 인코포레이티드 코딩/디코딩에서의 데이터 종속
BR112023014624A2 (pt) * 2021-01-29 2023-10-31 Qualcomm Inc Derivação de diferença de vetor de movimento com base em modelo e previsão de correspondência de modelo para codificação de vídeo
CN115278260B (zh) * 2022-07-15 2024-11-19 重庆邮电大学 基于空时域特性的vvc快速cu划分方法及存储介质

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KR20070044455A (ko) * 2004-07-20 2007-04-27 콸콤 인코포레이티드 비디오 압축에 대한 인코더 보조-프레임 레이트 업컨버젼(ｅａ-ｆｒｕｃ)을 위한 방법 및 장치
US9083983B2 (en) * 2011-10-04 2015-07-14 Qualcomm Incorporated Motion vector predictor candidate clipping removal for video coding
PL400344A1 (pl) * 2012-08-13 2014-02-17 Politechnika Poznanska Sposób wyznaczania predyktora wektora ruchu
CN105052134B (zh) * 2012-10-01 2019-09-03 Ge视频压缩有限责任公司 一种可伸缩视频编解码方法及计算机可读存储介质
US9762927B2 (en) * 2013-09-26 2017-09-12 Qualcomm Incorporated Sub-prediction unit (PU) based temporal motion vector prediction in HEVC and sub-PU design in 3D-HEVC
SG11201703454XA (en) * 2014-11-18 2017-06-29 Mediatek Inc Method of bi-prediction video coding based on motion vectors from uni-prediction and merge candidate
US9948930B2 (en) * 2016-05-17 2018-04-17 Arris Enterprises Llc Template matching for JVET intra prediction
CN115914625B (zh) * 2016-08-01 2025-07-11 韩国电子通信研究院 图像编码/解码方法
US11638027B2 (en) * 2016-08-08 2023-04-25 Hfi Innovation, Inc. Pattern-based motion vector derivation for video coding
US20180199057A1 (en) * 2017-01-12 2018-07-12 Mediatek Inc. Method and Apparatus of Candidate Skipping for Predictor Refinement in Video Coding
JP6806916B2 (ja) * 2017-09-26 2021-01-06 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 復号装置及び復号方法
US10785494B2 (en) * 2017-10-11 2020-09-22 Qualcomm Incorporated Low-complexity design for FRUC
CN112106367B (zh) * 2018-03-30 2023-05-30 Vid拓展公司 基于编码和解码时延减少的基于模板的帧间预测技术

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023090613A1 (ko) * 2021-11-19 2023-05-25 현대자동차주식회사 템플릿 매칭 기반의 인트라 예측을 사용하는 비디오 코딩을 위한 방법 및 장치
US12549762B2 (en) 2021-11-19 2026-02-10 Hyundai Motor Company Method and apparatus for video coding using intra prediction based on template matching

Also Published As

Publication number Publication date
BR112020022234A2 (pt) 2021-02-02
CN119545000A (zh) 2025-02-28
CN119676445A (zh) 2025-03-21
JP2021521692A (ja) 2021-08-26
EP3791581A1 (en) 2021-03-17
CN112088532A (zh) 2020-12-15
US20210076058A1 (en) 2021-03-11
JP7395497B2 (ja) 2023-12-11
JP2024023456A (ja) 2024-02-21
CN112088532B (zh) 2025-01-03
US20230097304A1 (en) 2023-03-30
WO2019217095A8 (en) 2020-11-26
WO2019217095A1 (en) 2019-11-14

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