JP2022502924A5 - - Google Patents

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Publication number
JP2022502924A5
JP2022502924A5 JP2021516970A JP2021516970A JP2022502924A5 JP 2022502924 A5 JP2022502924 A5 JP 2022502924A5 JP 2021516970 A JP2021516970 A JP 2021516970A JP 2021516970 A JP2021516970 A JP 2021516970A JP 2022502924 A5 JP2022502924 A5 JP 2022502924A5
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biprediction
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weight
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JP2021516970A
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Japanese (ja)
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JP2022502924A (ja
JP7398442B2 (ja
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Priority claimed from PCT/US2019/053088 external-priority patent/WO2020069076A1/en
Publication of JP2022502924A publication Critical patent/JP2022502924A/ja
Publication of JP2022502924A5 publication Critical patent/JP2022502924A5/ja
Priority to JP2023204572A priority Critical patent/JP2024023521A/ja
Application granted granted Critical
Publication of JP7398442B2 publication Critical patent/JP7398442B2/ja
Priority to JP2024224112A priority patent/JP7758840B2/ja
Priority to JP2025171170A priority patent/JP2026004579A/ja
Active legal-status Critical Current
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JP2021516970A 2018-09-26 2019-09-26 ビデオコーディングのための双予測 Active JP7398442B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2023204572A JP2024023521A (ja) 2018-09-26 2023-12-04 ビデオコーディングのための双予測
JP2024224112A JP7758840B2 (ja) 2018-09-26 2024-12-19 ビデオコーディングのための双予測
JP2025171170A JP2026004579A (ja) 2018-09-26 2025-10-09 ビデオコーディングのための双予測

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201862736790P 2018-09-26 2018-09-26
US62/736,790 2018-09-26
US201862786641P 2018-12-31 2018-12-31
US62/786,641 2018-12-31
PCT/US2019/053088 WO2020069076A1 (en) 2018-09-26 2019-09-26 Bi-prediction for video coding

Related Child Applications (1)

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JP2023204572A Division JP2024023521A (ja) 2018-09-26 2023-12-04 ビデオコーディングのための双予測

Publications (3)

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JP2022502924A JP2022502924A (ja) 2022-01-11
JP2022502924A5 true JP2022502924A5 (https=) 2022-10-04
JP7398442B2 JP7398442B2 (ja) 2023-12-14

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JP2021516970A Active JP7398442B2 (ja) 2018-09-26 2019-09-26 ビデオコーディングのための双予測
JP2023204572A Ceased JP2024023521A (ja) 2018-09-26 2023-12-04 ビデオコーディングのための双予測
JP2024224112A Active JP7758840B2 (ja) 2018-09-26 2024-12-19 ビデオコーディングのための双予測
JP2025171170A Pending JP2026004579A (ja) 2018-09-26 2025-10-09 ビデオコーディングのための双予測

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JP2023204572A Ceased JP2024023521A (ja) 2018-09-26 2023-12-04 ビデオコーディングのための双予測
JP2024224112A Active JP7758840B2 (ja) 2018-09-26 2024-12-19 ビデオコーディングのための双予測
JP2025171170A Pending JP2026004579A (ja) 2018-09-26 2025-10-09 ビデオコーディングのための双予測

Country Status (11)

Country Link
US (3) US11553206B2 (https=)
EP (2) EP4294009A3 (https=)
JP (4) JP7398442B2 (https=)
KR (2) KR20250167129A (https=)
CN (3) CN118354078A (https=)
CA (1) CA3114103A1 (https=)
PL (1) PL3857886T3 (https=)
SG (1) SG11202103016RA (https=)
TW (2) TW202029755A (https=)
WO (1) WO2020069076A1 (https=)
ZA (1) ZA202101992B (https=)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7450611B2 (ja) * 2018-10-02 2024-03-15 インターデジタル ヴイシー ホールディングス， インコーポレイテッド 一般化された双予測および重み付き予測
WO2020084461A1 (en) 2018-10-22 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Restrictions on decoder side motion vector derivation based on coding information
CN112913241B (zh) 2018-10-22 2024-03-26 北京字节跳动网络技术有限公司 解码器侧运动矢量推导的限制
US12316870B2 (en) * 2019-01-14 2025-05-27 Interdigital Madison Patent Holdings, Sas Method and apparatus for video encoding and decoding with bi-directional optical flow adapted to weighted prediction
CN121967699A (zh) 2019-02-03 2026-05-01 北京字节跳动网络技术有限公司 Mv精度和mv差编解码之间的相互作用
CN121173966A (zh) 2019-02-14 2025-12-19 北京字节跳动网络技术有限公司 解码器侧细化工具的选择性应用
US11190797B2 (en) * 2019-03-01 2021-11-30 Qualcomm Incorporated Constraints on decoder-side motion vector refinement based on weights for bi-predicted prediction
SG11202112279WA (en) 2019-05-11 2021-12-30 Beijing Bytedance Network Technology Co Ltd Selective use of coding tools in video processing
WO2020236723A1 (en) 2019-05-19 2020-11-26 Bytedance Inc. Transform bypass coded residual blocks in digital video
WO2020233660A1 (en) 2019-05-21 2020-11-26 Beijing Bytedance Network Technology Co., Ltd. Syntax-based motion candidate derivation in sub-block merge mode
JP7322277B2 (ja) 2019-07-27 2023-08-07 北京字節跳動網絡技術有限公司 参照ピクチャタイプに従ったツールの使用制限
EP3997869A4 (en) 2019-08-10 2022-10-26 Beijing Bytedance Network Technology Co., Ltd. Subpicture dependent signaling in video bitstreams
CN114402591B (zh) 2019-09-13 2024-08-02 北京字节跳动网络技术有限公司 并置运动矢量的推导
EP4029245A4 (en) 2019-10-12 2022-11-23 Beijing Bytedance Network Technology Co., Ltd. High level syntax for video coding tools
CN114631321B (zh) 2019-10-18 2024-04-12 北京字节跳动网络技术有限公司 子图片与环路滤波之间的相互影响
CN115280774B (zh) 2019-12-02 2025-08-19 抖音视界有限公司 视觉媒体处理的方法、装置及非暂时性计算机可读存储介质
EP4231642A1 (en) * 2019-12-30 2023-08-23 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Inter-frame prediction method, encoder, decoder and storage medium
KR20220157950A (ko) 2020-03-23 2022-11-29 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 어파인 머지 및 어파인 모션 벡터 예측 모드에 대한 예측 리파인먼트
CN115606184B (zh) 2020-04-01 2026-01-30 抖音视界有限公司 对量化参数增量的信令通知的控制
CN115699742A (zh) 2020-04-07 2023-02-03 抖音视界有限公司 子图片相关的语法元素的信令通知和推断
WO2021204233A1 (en) 2020-04-09 2021-10-14 Beijing Bytedance Network Technology Co., Ltd. Constraints on adaptation parameter set based on color format
WO2021204251A1 (en) 2020-04-10 2021-10-14 Beijing Bytedance Network Technology Co., Ltd. Use of header syntax elements and adaptation parameter set
CN115868159A (zh) 2020-04-17 2023-03-28 抖音视界有限公司 自适应参数集单元的存在
CN115552802B (zh) 2020-04-26 2025-05-16 字节跳动有限公司 加权预测信息的条件信令通知
US11863774B2 (en) * 2021-01-15 2024-01-02 Tencent America LLC Method and apparatus for video coding
US12231647B2 (en) * 2021-11-30 2025-02-18 Tencent America LLC Scene transition detection based encoding methods for BCW
US12568241B2 (en) * 2023-02-10 2026-03-03 Tencent America LLC Bi-prediction with CU level weight (BCW)
WO2025217039A1 (en) * 2024-04-08 2025-10-16 Bytedance Inc. Method, apparatus, and medium for video processing

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8995527B2 (en) * 2010-02-19 2015-03-31 Qualcomm Incorporated Block type signalling in video coding
US10362327B2 (en) 2011-01-14 2019-07-23 Sony Corporation B-picture syntax change for generalized bi-prediction in high efficiency video coding (HEVC)
CN104904214A (zh) * 2013-01-07 2015-09-09 Vid拓展公司 用于可扩展视频编码的运动信息信令
US20150016502A1 (en) * 2013-07-15 2015-01-15 Qualcomm Incorporated Device and method for scalable coding of video information
EP4040791A1 (en) * 2015-06-08 2022-08-10 Vid Scale, Inc. Intra block copy mode for screen content coding
EP3273692A4 (en) * 2015-06-10 2018-04-04 Samsung Electronics Co., Ltd. Method and apparatus for encoding or decoding image using syntax signaling for adaptive weight prediction
US10271064B2 (en) * 2015-06-11 2019-04-23 Qualcomm Incorporated Sub-prediction unit motion vector prediction using spatial and/or temporal motion information
CN106331703B (zh) 2015-07-03 2020-09-08 华为技术有限公司 视频编码和解码方法、视频编码和解码装置
US10375413B2 (en) * 2015-09-28 2019-08-06 Qualcomm Incorporated Bi-directional optical flow for video coding
US20170150176A1 (en) * 2015-11-25 2017-05-25 Qualcomm Incorporated Linear-model prediction with non-square prediction units in video coding
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
WO2018037919A1 (ja) 2016-08-26 2018-03-01 シャープ株式会社 画像復号装置、画像符号化装置、画像復号方法、および画像符号化方法
US20180060562A1 (en) * 2016-09-01 2018-03-01 Lenovo (Singapore) Pte. Ltd. Systems and methods to permit an attempt at authentication using one or more forms of authentication
US10674165B2 (en) * 2016-12-21 2020-06-02 Arris Enterprises Llc Constrained position dependent intra prediction combination (PDPC)
US10750203B2 (en) * 2016-12-22 2020-08-18 Mediatek Inc. Method and apparatus of adaptive bi-prediction for video coding
US20180184101A1 (en) * 2016-12-23 2018-06-28 Apple Inc. Coding Mode Selection For Predictive Video Coder/Decoder Systems In Low-Latency Communication Environments
US10931969B2 (en) * 2017-01-04 2021-02-23 Qualcomm Incorporated Motion vector reconstructions for bi-directional optical flow (BIO)
US10701366B2 (en) * 2017-02-21 2020-06-30 Qualcomm Incorporated Deriving motion vector information at a video decoder
WO2018173895A1 (ja) * 2017-03-21 2018-09-27 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
US10904565B2 (en) * 2017-06-23 2021-01-26 Qualcomm Incorporated Memory-bandwidth-efficient design for bi-directional optical flow (BIO)
CN118741140A (zh) 2018-01-24 2024-10-01 交互数字Vc控股公司 用于具有降低的译码复杂性的视频译码的广义双预测
WO2019223746A1 (en) * 2018-05-23 2019-11-28 Mediatek Inc. Method and apparatus of video coding using bi-directional cu weight
WO2019234578A1 (en) * 2018-06-05 2019-12-12 Beijing Bytedance Network Technology Co., Ltd. Asymmetric weighted bi-predictive merges

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