TW202226836A - 重疊區塊運動補償 - Google Patents

重疊區塊運動補償 Download PDF

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Publication number
TW202226836A
TW202226836A TW110143855A TW110143855A TW202226836A TW 202226836 A TW202226836 A TW 202226836A TW 110143855 A TW110143855 A TW 110143855A TW 110143855 A TW110143855 A TW 110143855A TW 202226836 A TW202226836 A TW 202226836A
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Taiwan
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block
prediction
subblock
obmc
current
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TW110143855A
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English (en)
Chinese (zh)
Inventor
張耀仁
靜雅 李
法迪姆 塞瑞金
馬塔 卡茲維克茲
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美商高通公司
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Priority claimed from US17/534,325 external-priority patent/US12170758B2/en
Application filed by 美商高通公司 filed Critical 美商高通公司
Publication of TW202226836A publication Critical patent/TW202226836A/zh

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    • H04N19/103—Selection of coding mode or of prediction mode
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    • H04N19/184—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 bits, e.g. of the compressed video stream
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    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
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    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
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    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
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    • 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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TW110143855A 2020-12-22 2021-11-24 重疊區塊運動補償 TW202226836A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US202063129238P 2020-12-22 2020-12-22
US63/129,238 2020-12-22
US17/534,325 US12170758B2 (en) 2020-12-22 2021-11-23 Overlapped block motion compensation
US17/534,325 2021-11-23

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Publication Number Publication Date
TW202226836A true TW202226836A (zh) 2022-07-01

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TW110143855A TW202226836A (zh) 2020-12-22 2021-11-24 重疊區塊運動補償

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US (1) US20250119529A1 (https=)
EP (1) EP4268469A1 (https=)
JP (1) JP7818599B2 (https=)
KR (1) KR20230123952A (https=)
AU (1) AU2021409970A1 (https=)
CA (1) CA3197880A1 (https=)
CL (1) CL2023001825A1 (https=)
MX (1) MX2023007160A (https=)
TW (1) TW202226836A (https=)
WO (1) WO2022140724A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115361550B (zh) * 2021-02-22 2024-07-05 北京达佳互联信息技术有限公司 用于帧间预测的改进重叠块运动补偿
WO2022219403A1 (en) * 2021-04-12 2022-10-20 Interdigital Vc Holdings France, Sas Overlapped block motion compensation
US20240146932A1 (en) * 2022-10-27 2024-05-02 Alibaba Damo (Hangzhou) Technology Co., Ltd. Methods and non-transitory computer readable storage medium for performing subblock-based interprediction

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7653133B2 (en) * 2003-06-10 2010-01-26 Rensselaer Polytechnic Institute (Rpi) Overlapped block motion compression for variable size blocks in the context of MCTF scalable video coders
US10951912B2 (en) * 2016-10-05 2021-03-16 Qualcomm Incorporated Systems and methods for adaptive selection of weights for video coding
US20190273943A1 (en) * 2016-10-10 2019-09-05 Sharp Kabushiki Kaisha Systems and methods for performing motion compensation for coding of video data
CN118075491A (zh) * 2017-09-28 2024-05-24 Vid拓展公司 视频编码器、视频解码器及视频处理设备
CN111316649B (zh) 2017-11-01 2024-06-11 Vid拓展公司 重叠块运动补偿
JP2020005200A (ja) 2018-06-29 2020-01-09 シャープ株式会社 画像復号装置、および画像符号化装置
WO2020016858A1 (en) * 2018-07-20 2020-01-23 Beijing Bytedance Network Technology Co., Ltd. Motion prediction based on updated motion vectors
KR102913691B1 (ko) 2018-11-21 2026-01-15 인터디지털 브이씨 홀딩스 인코포레이티드 화상 인코딩 및 디코딩을 위한 방법 및 디바이스
JP2020088577A (ja) 2018-11-22 2020-06-04 シャープ株式会社 予測画像生成装置、動画像復号装置、および動画像符号化装置
JP7011571B2 (ja) 2018-12-28 2022-01-26 Kddi株式会社 画像復号装置、画像符号化装置、画像復号方法及びプログラム
CN113302918B (zh) * 2019-01-15 2025-01-17 北京字节跳动网络技术有限公司 视频编解码中的加权预测

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AU2021409970A9 (en) 2024-06-06
AU2021409970A1 (en) 2023-05-25
US20250119529A1 (en) 2025-04-10
CA3197880A1 (en) 2022-06-30
JP7818599B2 (ja) 2026-02-20
WO2022140724A1 (en) 2022-06-30
JP2023554269A (ja) 2023-12-27
CL2023001825A1 (es) 2024-01-05
MX2023007160A (es) 2023-06-29
KR20230123952A (ko) 2023-08-24
EP4268469A1 (en) 2023-11-01

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