KR102775507B1 - 비디오 인코딩 또는 디코딩을 위한 방법 및 장치 - Google Patents

비디오 인코딩 또는 디코딩을 위한 방법 및 장치 Download PDF

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KR102775507B1
KR102775507B1 KR1020217015100A KR20217015100A KR102775507B1 KR 102775507 B1 KR102775507 B1 KR 102775507B1 KR 1020217015100 A KR1020217015100 A KR 1020217015100A KR 20217015100 A KR20217015100 A KR 20217015100A KR 102775507 B1 KR102775507 B1 KR 102775507B1
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chroma
block
components
decoding
luma
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KR20210076125A (ko
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신 자오
샤오중 쉬
샹 리
산 류
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텐센트 아메리카 엘엘씨
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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
    • H04N19/527—Global motion vector estimation
    • 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
    • H04N19/134—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
    • 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
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
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    • 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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/537—Motion estimation other than block-based
    • H04N19/54—Motion estimation other than block-based using feature points or meshes
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • 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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
KR1020217015100A 2019-03-12 2020-03-11 비디오 인코딩 또는 디코딩을 위한 방법 및 장치 Active KR102775507B1 (ko)

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US201962817517P 2019-03-12 2019-03-12
US62/817,517 2019-03-12
PCT/US2020/022066 WO2020185876A1 (en) 2019-03-12 2020-03-11 Method and apparatus for video encoding or decoding

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EP (1) EP3939258A4 (enExample)
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CN (3) CN118433426A (enExample)
AU (5) AU2020237079B2 (enExample)
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Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019144908A1 (en) * 2018-01-26 2019-08-01 Mediatek Inc. Method and apparatus of affine inter prediction for video coding system
GB2588004B (en) 2018-06-05 2023-03-01 Beijing Bytedance Network Tech Co Ltd Interaction between IBC and affine
CN110636298B (zh) 2018-06-21 2022-09-13 北京字节跳动网络技术有限公司 对于Merge仿射模式和非Merge仿射模式的统一约束
WO2019244118A1 (en) * 2018-06-21 2019-12-26 Beijing Bytedance Network Technology Co., Ltd. Component-dependent sub-block dividing
TWI839388B (zh) 2018-09-24 2024-04-21 大陸商北京字節跳動網絡技術有限公司 簡化的基於歷史的運動矢量預測
JP7324841B2 (ja) 2018-11-10 2023-08-10 北京字節跳動網絡技術有限公司 ビデオ・データ処理方法、装置、記憶媒体及び記憶方法
US11632563B2 (en) * 2019-02-22 2023-04-18 Qualcomm Incorporated Motion vector derivation in video coding
KR102905256B1 (ko) 2019-03-11 2026-01-02 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 프로파일 및 레벨 의존적 코딩 옵션을 가지는 인코더 및 디코더, 인코딩 방법 및 디코딩 방법
WO2020185876A1 (en) 2019-03-12 2020-09-17 Tencent America LLC Method and apparatus for video encoding or decoding
CN117896519A (zh) * 2019-08-01 2024-04-16 华为技术有限公司 编码器、解码器及色度帧内模式推导的对应方法
CN115804093A (zh) * 2020-06-03 2023-03-14 诺基亚技术有限公司 用于视频编码和视频解码的方法、装置和计算机程序产品
CN114466198B (zh) * 2022-01-13 2025-05-16 杭州未名信科科技有限公司 仿射运动估计电路及方法
US12531994B2 (en) * 2022-01-21 2026-01-20 Mediatek Inc. Method and apparatus of cross-component linear model prediction with refined parameters in video coding system
WO2023138628A1 (en) * 2022-01-21 2023-07-27 Mediatek Inc. Method and apparatus of cross-component linear model prediction in video coding system
CN114818914B (zh) * 2022-04-24 2024-05-24 重庆大学 基于相空间和光流图像的多变量时间序列的分类方法
WO2024104407A1 (en) * 2022-11-17 2024-05-23 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
EP4649669A1 (en) * 2023-01-10 2025-11-19 MediaTek Inc. Methods and apparatus for improvement of transform information coding according to intra chroma cross-component prediction model in video coding
WO2025005753A1 (ko) * 2023-06-30 2025-01-02 주식회사 아틴스 복수의 참조 라인들을 이용한 인트라 예측 방법, 이를 수행하는 영상 부호화 및 복호화 장치
WO2025149025A1 (en) * 2024-01-12 2025-07-17 Mediatek Inc. Methods and apparatus of inheriting cross-component model based on cascaded vector
WO2026007062A1 (zh) * 2024-07-04 2026-01-08 Oppo广东移动通信有限公司 编解码方法、编解码器、存储介质以及码流

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009272724A (ja) * 2008-04-30 2009-11-19 Panasonic Corp ビデオ符号化・復号化装置
WO2013107027A1 (en) * 2012-01-19 2013-07-25 Mediatek Singapore Pte. Ltd. Methods and apparatuses of cbf coding in hevc
EP2918078A4 (en) 2012-11-08 2016-10-19 Canon Kk METHOD, DEVICE AND SYSTEM FOR CODING AND DECODING THE TRANSFORMATION UNITS OF A CODING UNIT
US9491460B2 (en) * 2013-03-29 2016-11-08 Qualcomm Incorporated Bandwidth reduction for video coding prediction
GB2522844A (en) * 2014-01-29 2015-08-12 Sony Corp Data encoding and decoding
US20170094288A1 (en) * 2015-09-25 2017-03-30 Nokia Technologies Oy Apparatus, a method and a computer program for video coding and decoding
ES2692864B1 (es) * 2016-02-25 2019-10-21 Kt Corp Metodo y aparato para procesar senales de video
EP3466075B1 (en) * 2016-05-26 2026-04-29 InterDigital VC Holdings, Inc. Geometric conversion for 360-degree video coding
CN109565602A (zh) 2016-08-15 2019-04-02 诺基亚技术有限公司 视频编码和解码
US10701390B2 (en) * 2017-03-14 2020-06-30 Qualcomm Incorporated Affine motion information derivation
US10855997B2 (en) 2017-04-14 2020-12-01 Mediatek Inc. Secondary transform kernel size selection
US10742975B2 (en) * 2017-05-09 2020-08-11 Futurewei Technologies, Inc. Intra-prediction with multiple reference lines
US20180376148A1 (en) 2017-06-23 2018-12-27 Qualcomm Incorporated Combination of inter-prediction and intra-prediction in video coding
US10778978B2 (en) * 2017-08-21 2020-09-15 Qualcomm Incorporated System and method of cross-component dynamic range adjustment (CC-DRA) in video coding
US11245922B2 (en) * 2018-08-17 2022-02-08 Mediatek Inc. Shared candidate list
US11582458B2 (en) * 2018-08-29 2023-02-14 Vid Scale, Inc. Adaptive motion vector precision for affine motion model based video coding
JP7324841B2 (ja) 2018-11-10 2023-08-10 北京字節跳動網絡技術有限公司 ビデオ・データ処理方法、装置、記憶媒体及び記憶方法
US11632563B2 (en) 2019-02-22 2023-04-18 Qualcomm Incorporated Motion vector derivation in video coding
WO2020185876A1 (en) * 2019-03-12 2020-09-17 Tencent America LLC Method and apparatus for video encoding or decoding

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Benjamin Bross, et. al., "Versatile Video Coding (Draft 3)", Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 12th Meeting: Macao, CN, 3-12 Oct. 2018, JVET-L1001-v9.*

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AU2020237079A1 (en) 2021-09-23
KR20210076125A (ko) 2021-06-23
JP2023071987A (ja) 2023-05-23
AU2020237079B2 (en) 2023-05-11
AU2024204880A1 (en) 2024-08-01
US20200296382A1 (en) 2020-09-17
US12192472B2 (en) 2025-01-07
CA3132485A1 (en) 2020-09-17
US20250097427A1 (en) 2025-03-20
JP7244646B2 (ja) 2023-03-22
AU2023214361B2 (en) 2024-05-23
AU2023214361A1 (en) 2023-08-31
EP3939258A1 (en) 2022-01-19
JP7524387B2 (ja) 2024-07-29
US20220224909A1 (en) 2022-07-14
SG11202109233PA (en) 2021-09-29
AU2023214363B2 (en) 2024-04-18
CN113826384B (zh) 2024-03-22
CN118433425A (zh) 2024-08-02
KR20250036265A (ko) 2025-03-13
JP2022511865A (ja) 2022-02-01
AU2024204880B2 (en) 2026-02-26
JP2024147698A (ja) 2024-10-16
CN113826384A (zh) 2021-12-21
EP3939258A4 (en) 2022-12-07
AU2026203506A1 (en) 2026-05-28
AU2023214363A1 (en) 2023-08-31
JP2026086817A (ja) 2026-05-26
US11290722B2 (en) 2022-03-29
WO2020185876A1 (en) 2020-09-17
CN118433426A (zh) 2024-08-02

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