JP2022517911A5 - - Google Patents

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Publication number
JP2022517911A5
JP2022517911A5 JP2021536079A JP2021536079A JP2022517911A5 JP 2022517911 A5 JP2022517911 A5 JP 2022517911A5 JP 2021536079 A JP2021536079 A JP 2021536079A JP 2021536079 A JP2021536079 A JP 2021536079A JP 2022517911 A5 JP2022517911 A5 JP 2022517911A5
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JP
Japan
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bidirectional
prediction
weights
image
optical flow
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JP2021536079A
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English (en)
Japanese (ja)
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JP2022517911A (ja
JP7548908B2 (ja
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Priority claimed from PCT/US2020/013026 external-priority patent/WO2020150080A1/en
Publication of JP2022517911A publication Critical patent/JP2022517911A/ja
Publication of JP2022517911A5 publication Critical patent/JP2022517911A5/ja
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JP2021536079A 2019-01-14 2020-01-10 重み付け予測に適応された双方向オプティカルフローによる映像符号化及び復号の方法及び装置 Active JP7548908B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP19305044 2019-01-14
EP19305044.0 2019-01-14
EP19305267 2019-03-07
EP19305267.7 2019-03-07
PCT/US2020/013026 WO2020150080A1 (en) 2019-01-14 2020-01-10 Method and apparatus for video encoding and decoding with bi-directional optical flow adapted to weighted prediction

Publications (3)

Publication Number Publication Date
JP2022517911A JP2022517911A (ja) 2022-03-11
JP2022517911A5 true JP2022517911A5 (https=) 2023-01-19
JP7548908B2 JP7548908B2 (ja) 2024-09-10

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JP2021536079A Active JP7548908B2 (ja) 2019-01-14 2020-01-10 重み付け予測に適応された双方向オプティカルフローによる映像符号化及び復号の方法及び装置

Country Status (6)

Country Link
US (1) US12316870B2 (https=)
EP (1) EP3912356A1 (https=)
JP (1) JP7548908B2 (https=)
CN (1) CN113330747B (https=)
MX (1) MX2021008468A (https=)
WO (1) WO2020150080A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119967170A (zh) * 2018-12-21 2025-05-09 韩国电子通信研究院 图像编码/解码方法和装置以及存储比特流的记录介质
US11089328B2 (en) * 2019-05-22 2021-08-10 Qualcomm Incorporated Bi-directional optical flow in video coding
SI4030760T1 (sl) * 2019-09-10 2025-04-30 Lg Electronics Inc. Metoda dekodiranja/kodiranja slike za izvajanje bdof in metoda za prenos bitnega toka
CN116158079A (zh) * 2020-07-27 2023-05-23 北京达佳互联信息技术有限公司 用于视频编解码的加权ac预测
JP7055937B1 (ja) * 2021-10-13 2022-04-18 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
JP7106025B2 (ja) * 2022-01-17 2022-07-25 Kddi株式会社 画像復号装置、画像復号方法及びプログラム

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Publication number Priority date Publication date Assignee Title
US9392274B2 (en) * 2012-03-22 2016-07-12 Qualcomm Incorporated Inter layer texture prediction for video coding
US9743092B2 (en) * 2015-10-13 2017-08-22 Nokia Technologies Oy Video coding with helper data for spatial intra-prediction
EP4661401A3 (en) * 2016-02-03 2026-02-25 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Moving image decoding device, moving image coding device, and prediction image generation device
US11363253B2 (en) * 2016-05-13 2022-06-14 Vid Scale, Inc. Systems and methods for generalized multi-hypothesis prediction for video coding
WO2018125972A1 (en) * 2016-12-28 2018-07-05 Arris Enterprises Llc Adaptive unequal weight planar prediction
MX2020007868A (es) * 2018-01-26 2020-09-07 Interdigital Vc Holdings Inc Metodo y aparato para codificacion y decodificacion de video basado en un modelo lineal receptivo a muestras vecinas.
EP3834416A4 (en) * 2018-08-17 2022-08-17 HFI Innovation Inc. Methods and apparatuses of video processing with bi-direction predicition in video coding systems
TW202029755A (zh) * 2018-09-26 2020-08-01 美商Ｖｉｄ衡器股份有限公司 視訊編碼雙預測
WO2020070612A1 (en) * 2018-10-06 2020-04-09 Beijing Bytedance Network Technology Co., Ltd. Improvement for temporal gradient calculating in bio
CN111083489B (zh) * 2018-10-22 2024-05-14 北京字节跳动网络技术有限公司 多次迭代运动矢量细化
EP4300965A3 (en) * 2018-11-05 2024-01-17 Beijing Bytedance Network Technology Co., Ltd. Interpolation for inter prediction with refinement
EP4576783A3 (en) * 2018-12-21 2025-08-13 InterDigital VC Holdings, Inc. Symmetric motion vector difference coding

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