JP2019519148A5 - - Google Patents

Download PDF

Info

Publication number
JP2019519148A5
JP2019519148A5 JP2018559392A JP2018559392A JP2019519148A5 JP 2019519148 A5 JP2019519148 A5 JP 2019519148A5 JP 2018559392 A JP2018559392 A JP 2018559392A JP 2018559392 A JP2018559392 A JP 2018559392A JP 2019519148 A5 JP2019519148 A5 JP 2019519148A5
Authority
JP
Japan
Prior art keywords
weights
level
weight
reference block
bitstream
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
JP2018559392A
Other languages
English (en)
Japanese (ja)
Other versions
JP2019519148A (ja
Filing date
Publication date
Application filed filed Critical
Priority claimed from PCT/US2017/032208 external-priority patent/WO2017197146A1/en
Publication of JP2019519148A publication Critical patent/JP2019519148A/ja
Publication of JP2019519148A5 publication Critical patent/JP2019519148A5/ja
Priority to JP2022184106A priority Critical patent/JP7469439B2/ja
Priority to JP2024060827A priority patent/JP7698096B2/ja
Priority to JP2025098459A priority patent/JP7849549B2/ja
Ceased legal-status Critical Current

Links

JP2018559392A 2016-05-13 2017-05-11 ビデオ符号化のための一般化された多重仮説予測(Generalized Multi−Hypothesis Prediction)のためのシステムおよび方法 Ceased JP2019519148A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2022184106A JP7469439B2 (ja) 2016-05-13 2022-11-17 ビデオ符号化のための一般化された多重仮説予測(Generalized Multi-Hypothesis Prediction)のためのシステムおよび方法
JP2024060827A JP7698096B2 (ja) 2016-05-13 2024-04-04 ビデオ符号化のための一般化された多重仮説予測(Generalized Multi-Hypothesis Prediction)のためのシステムおよび方法
JP2025098459A JP7849549B2 (ja) 2016-05-13 2025-06-12 ビデオ符号化のための一般化された多重仮説予測(Generalized Multi-Hypothesis Prediction)のためのシステムおよび方法

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US201662336227P 2016-05-13 2016-05-13
US62/336,227 2016-05-13
US201662342772P 2016-05-27 2016-05-27
US62/342,772 2016-05-27
US201662399234P 2016-09-23 2016-09-23
US62/399,234 2016-09-23
US201662415187P 2016-10-31 2016-10-31
US62/415,187 2016-10-31
PCT/US2017/032208 WO2017197146A1 (en) 2016-05-13 2017-05-11 Systems and methods for generalized multi-hypothesis prediction for video coding

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2022184106A Division JP7469439B2 (ja) 2016-05-13 2022-11-17 ビデオ符号化のための一般化された多重仮説予測(Generalized Multi-Hypothesis Prediction)のためのシステムおよび方法

Publications (2)

Publication Number Publication Date
JP2019519148A JP2019519148A (ja) 2019-07-04
JP2019519148A5 true JP2019519148A5 (https=) 2020-06-18

Family

ID=58745461

Family Applications (4)

Application Number Title Priority Date Filing Date
JP2018559392A Ceased JP2019519148A (ja) 2016-05-13 2017-05-11 ビデオ符号化のための一般化された多重仮説予測(Generalized Multi−Hypothesis Prediction)のためのシステムおよび方法
JP2022184106A Active JP7469439B2 (ja) 2016-05-13 2022-11-17 ビデオ符号化のための一般化された多重仮説予測(Generalized Multi-Hypothesis Prediction)のためのシステムおよび方法
JP2024060827A Active JP7698096B2 (ja) 2016-05-13 2024-04-04 ビデオ符号化のための一般化された多重仮説予測(Generalized Multi-Hypothesis Prediction)のためのシステムおよび方法
JP2025098459A Active JP7849549B2 (ja) 2016-05-13 2025-06-12 ビデオ符号化のための一般化された多重仮説予測(Generalized Multi-Hypothesis Prediction)のためのシステムおよび方法

Family Applications After (3)

Application Number Title Priority Date Filing Date
JP2022184106A Active JP7469439B2 (ja) 2016-05-13 2022-11-17 ビデオ符号化のための一般化された多重仮説予測(Generalized Multi-Hypothesis Prediction)のためのシステムおよび方法
JP2024060827A Active JP7698096B2 (ja) 2016-05-13 2024-04-04 ビデオ符号化のための一般化された多重仮説予測(Generalized Multi-Hypothesis Prediction)のためのシステムおよび方法
JP2025098459A Active JP7849549B2 (ja) 2016-05-13 2025-06-12 ビデオ符号化のための一般化された多重仮説予測(Generalized Multi-Hypothesis Prediction)のためのシステムおよび方法

Country Status (7)

Country Link
US (2) US11363253B2 (https=)
EP (3) EP4060992B1 (https=)
JP (4) JP2019519148A (https=)
KR (2) KR102480191B1 (https=)
CN (4) CN109496430B (https=)
FI (1) FI4060992T3 (https=)
WO (1) WO2017197146A1 (https=)

Families Citing this family (135)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4060992B1 (en) * 2016-05-13 2025-07-02 InterDigital VC Holdings, Inc. Systems and methods for generalized multi-hypothesis prediction for video coding
CN116567260A (zh) * 2016-05-24 2023-08-08 韩国电子通信研究院 图像编码/解码方法和用于所述方法的记录介质
US11876999B2 (en) * 2016-07-05 2024-01-16 Kt Corporation Method and apparatus for processing video signal
US11234003B2 (en) * 2016-07-26 2022-01-25 Lg Electronics Inc. Method and apparatus for intra-prediction in image coding system
CN116567226A (zh) * 2016-08-11 2023-08-08 Lx 半导体科技有限公司 图像编码/解码设备和图像数据的发送设备
WO2018062892A1 (ko) * 2016-09-28 2018-04-05 엘지전자(주) 가중치 인덱스에 기초하여 최적의 예측을 수행하는 방법 및 장치
US10951912B2 (en) * 2016-10-05 2021-03-16 Qualcomm Incorporated Systems and methods for adaptive selection of weights for video coding
US10750203B2 (en) * 2016-12-22 2020-08-18 Mediatek Inc. Method and apparatus of adaptive bi-prediction for video coding
US10965955B2 (en) * 2016-12-22 2021-03-30 Mediatek Inc. Method and apparatus of motion refinement for video coding
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
WO2018226015A1 (ko) * 2017-06-09 2018-12-13 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
EP3468198A1 (en) * 2017-10-05 2019-04-10 Thomson Licensing Method and apparatus for video encoding and decoding based on illumination compensation
WO2019087878A1 (ja) * 2017-10-30 2019-05-09 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 符号化装置、復号装置、符号化方法及び復号方法
CN109963155B (zh) 2017-12-23 2023-06-06 华为技术有限公司 图像块的运动信息的预测方法、装置及编解码器
WO2019140083A1 (en) * 2018-01-12 2019-07-18 Futurewei Technologies, Inc. Adaptive multi-hypothesis context-adaptive binary arithmetic coding (mcabac)
CN111630855B (zh) 2018-01-16 2024-06-21 Vid拓展公司 基于局部照明补偿的运动补偿双向预测
EP3744102B1 (en) * 2018-01-24 2026-03-04 InterDigital VC Holdings, Inc. Generalized bi-prediction for video coding with reduced coding complexity
EP3518543A1 (en) * 2018-01-26 2019-07-31 Thomson Licensing Illumination compensation flag in frame rate up-conversion with template matching
CN119211539A (zh) * 2018-01-30 2024-12-27 松下电器(美国)知识产权公司 编码装置、解码装置和非暂时性的计算机可读介质
CN112236995B (zh) * 2018-02-02 2024-08-06 苹果公司 基于多假设运动补偿技术的视频编码、解码方法及编码器、解码器
US11924440B2 (en) 2018-02-05 2024-03-05 Apple Inc. Techniques of multi-hypothesis motion compensation
EP3780598A4 (en) * 2018-03-29 2022-01-26 Nippon Hoso Kyokai Image encoding device, image decoding device, and program
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
EP3554080A1 (en) * 2018-04-13 2019-10-16 InterDigital VC Holdings, Inc. Methods and devices for picture encoding and decoding
BR112020023571A8 (pt) * 2018-05-23 2023-02-07 Mediatek Inc Método e aparelho de codificação de vídeo usando ponderação de cu bidirecional
WO2019229683A1 (en) * 2018-05-31 2019-12-05 Beijing Bytedance Network Technology Co., Ltd. Concept of interweaved prediction
CN118138777A (zh) * 2018-06-01 2024-06-04 夏普株式会社 图像解码装置以及图像编码装置
GB2588004B (en) 2018-06-05 2023-03-01 Beijing Bytedance Network Tech Co Ltd Interaction between IBC and affine
EP4351140A1 (en) * 2018-06-07 2024-04-10 Beijing Bytedance Network Technology Co., Ltd. Partial cost calculation
US11477474B2 (en) 2018-06-08 2022-10-18 Mediatek Inc. Methods and apparatus for multi-hypothesis mode reference and constraints
CN112272952B (zh) 2018-06-11 2022-07-01 寰发股份有限公司 用于视频编解码的双向光流的方法以及装置
WO2019244117A1 (en) 2018-06-21 2019-12-26 Beijing Bytedance Network Technology Co., Ltd. Unified constrains for the merge affine mode and the non-merge affine mode
WO2019244119A1 (en) 2018-06-21 2019-12-26 Beijing Bytedance Network Technology Co., Ltd. Sub-block mv inheritance between color components
TWI719519B (zh) 2018-07-02 2021-02-21 大陸商北京字節跳動網絡技術有限公司 對於dmvr的塊尺寸限制
EP3818711A4 (en) * 2018-07-06 2022-04-20 Mitsubishi Electric Corporation Bi-prediction with adaptive weights
WO2020011775A1 (en) * 2018-07-10 2020-01-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Multi-hypothesis prediction
US11140418B2 (en) 2018-07-17 2021-10-05 Qualcomm Incorporated Block-based adaptive loop filter design and signaling
CN112930684B (zh) * 2018-08-17 2023-10-13 寰发股份有限公司 在视频编解码系统中利用双向预测处理视频的方法、设备
WO2020047132A1 (en) 2018-08-29 2020-03-05 Vid Scale, Inc. Adaptive motion vector precision for affine motion model based video coding
WO2020060843A1 (en) * 2018-09-19 2020-03-26 Interdigital Vc Holdings, Inc. Generalized bi-prediction index coding
EP3668097A1 (en) * 2018-12-13 2020-06-17 InterDigital VC Holdings, Inc. Generalized bi-prediction index coding
CN118200535A (zh) * 2018-09-21 2024-06-14 夏普株式会社 图像解码装置
CN110944193B (zh) 2018-09-24 2023-08-11 北京字节跳动网络技术有限公司 视频编码和解码中的加权双向预测
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
WO2020072414A1 (en) * 2018-10-02 2020-04-09 Interdigital Vc Holdings, Inc. Generalized bi-prediction and weighted prediction
CN112913240B (zh) 2018-10-22 2024-08-06 北京字节跳动网络技术有限公司 解码器侧运动矢量推导和其他编解码工具之间的并置
CN111083492B (zh) 2018-10-22 2024-01-12 北京字节跳动网络技术有限公司 双向光流中的梯度计算
CN117880513A (zh) 2018-10-22 2024-04-12 北京字节跳动网络技术有限公司 基于编解码信息的解码器侧运动矢量推导的限制
WO2020084476A1 (en) 2018-10-22 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Sub-block based prediction
CN113287317B (zh) 2018-10-23 2023-04-28 北京字节跳动网络技术有限公司 并置的局部照明补偿和修改的帧间编解码工具
CN116939198A (zh) 2018-10-23 2023-10-24 北京字节跳动网络技术有限公司 并置的局部照明补偿和修改的帧间预测编解码
CN113473134B (zh) * 2018-10-27 2022-05-24 华为技术有限公司 子块融合候选的单独融合列表和帧内和帧间预测技术协调方法、装置和存储介质
CN117528077A (zh) * 2018-10-27 2024-02-06 华为技术有限公司 图像预测方法及装置
CN111107373B (zh) * 2018-10-29 2023-11-03 华为技术有限公司 基于仿射预测模式的帧间预测的方法及相关装置
CN118694931B (zh) 2018-11-05 2025-12-02 北京字节跳动网络技术有限公司 编解码视频数据的方法、装置及计算机可读存储介质
WO2020094051A1 (en) 2018-11-06 2020-05-14 Beijing Bytedance Network Technology Co., Ltd. Signaling of side information for inter prediction with geometric partitioning
WO2020094151A1 (en) 2018-11-10 2020-05-14 Beijing Bytedance Network Technology Co., Ltd. Rounding in pairwise average candidate calculations
EP3878172A4 (en) * 2018-11-12 2022-08-24 HFI Innovation Inc. METHOD AND DEVICE FOR MULTIPLE HYPOTHESIS IN VIDEO CODING
CN111436230B (zh) 2018-11-12 2024-10-11 北京字节跳动网络技术有限公司 仿射预测的带宽控制方法
WO2020098809A1 (en) * 2018-11-17 2020-05-22 Beijing Bytedance Network Technology Co., Ltd. Construction of affine candidates in video processing
CN113170093B (zh) 2018-11-20 2023-05-02 北京字节跳动网络技术有限公司 视频处理中的细化帧间预测
JP7241870B2 (ja) 2018-11-20 2023-03-17 北京字節跳動網絡技術有限公司 部分的な位置に基づく差分計算
US11146810B2 (en) * 2018-11-27 2021-10-12 Qualcomm Incorporated Decoder-side motion vector refinement
CN113170150B (zh) 2018-12-03 2024-02-27 北京字节跳动网络技术有限公司 基于历史的运动矢量预测(hmvp)模式的部分修剪方法
US11394989B2 (en) * 2018-12-10 2022-07-19 Tencent America LLC Method and apparatus for video coding
US10855992B2 (en) 2018-12-20 2020-12-01 Alibaba Group Holding Limited On block level bi-prediction with weighted averaging
EP4307667A3 (en) 2018-12-21 2024-03-20 Beijing Bytedance Network Technology Co., Ltd. Motion vector precision in merge with motion vector difference mode
US11546604B2 (en) * 2018-12-21 2023-01-03 Vid Scale, Inc. Symmetric motion vector difference coding
WO2020140862A1 (en) 2018-12-30 2020-07-09 Beijing Bytedance Network Technology Co., Ltd. Conditional application of inter prediction with geometric partitioning in video processing
CN113454999B (zh) 2019-01-02 2024-07-02 北京字节跳动网络技术有限公司 划分模式之间的运动矢量推导
EP3912356A1 (en) * 2019-01-14 2021-11-24 InterDigital VC Holdings, Inc. Method and apparatus for video encoding and decoding with bi-directional optical flow adapted to weighted prediction
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
WO2020147804A1 (en) * 2019-01-17 2020-07-23 Beijing Bytedance Network Technology Co., Ltd. Use of virtual candidate prediction and weighted prediction in video processing
CN113383548B (zh) 2019-02-03 2026-02-27 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
CN121309818A (zh) 2019-02-14 2026-01-09 北京字节跳动网络技术有限公司 基于处理参数的解码器侧运动推导
US11134262B2 (en) * 2019-02-28 2021-09-28 Tencent America LLC Method and apparatus for video coding
US11190797B2 (en) * 2019-03-01 2021-11-30 Qualcomm Incorporated Constraints on decoder-side motion vector refinement based on weights for bi-predicted prediction
US11870997B2 (en) * 2019-03-05 2024-01-09 Vid Scale, Inc. Affine motion model derivation method
JP2022521554A (ja) 2019-03-06 2022-04-08 北京字節跳動網絡技術有限公司 変換された片予測候補の利用
US11394999B2 (en) 2019-03-11 2022-07-19 Alibaba Group Holding Limited Method, device, and system for determining prediction weight for merge mode
CN113728651B (zh) 2019-04-02 2022-10-25 北京字节跳动网络技术有限公司 视频处理中的自适应环路滤波
WO2020211866A1 (en) * 2019-04-19 2020-10-22 Beijing Bytedance Network Technology Co., Ltd. Applicability of prediction refinement with optical flow process
CN113711609B (zh) 2019-04-19 2023-12-01 北京字节跳动网络技术有限公司 利用光流的预测细化过程中的增量运动矢量
CN113728626B (zh) 2019-04-19 2023-05-30 北京字节跳动网络技术有限公司 不同运动矢量细化中的基于区域的梯度计算
KR20250143124A (ko) * 2019-04-25 2025-09-30 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 광학 흐름에 의한 예측 미세화 방법 및 장치
SG11202112279WA (en) 2019-05-11 2021-12-30 Beijing Bytedance Network Technology Co Ltd Selective use of coding tools in video processing
EP3963890A4 (en) 2019-06-04 2026-01-14 Beijing Bytedance Network Technology Co., Ltd. BUILDING A LIST OF MOVEMENT CANDIDATES USING NEIGHBOR BLOCK INFORMATION
CN119946294A (zh) * 2019-06-14 2025-05-06 Lg电子株式会社 图像解码和编码方法及用于图像的数据的发送方法
EP4697720A3 (en) * 2019-06-14 2026-04-29 LG Electronics Inc. Image decoding method and device for deriving weight index information for generation of prediction sample
CN119697388A (zh) * 2019-06-14 2025-03-25 Lg电子株式会社 解码和编码设备及发送用于图像的数据的设备
CN121814960A (zh) * 2019-06-24 2026-04-07 交互数字Vc控股公司 使用高级语法元素发信号通知解码数据的方法和装置
CN120128716A (zh) 2019-06-24 2025-06-10 Lg电子株式会社 图像解码和编码方法及发送用于图像的数据的方法
CN118694966A (zh) 2019-06-24 2024-09-24 Lg电子株式会社 图像编码设备、图像解码设备及发送图像数据的设备
CN114342405B (zh) 2019-06-24 2025-01-14 Lg电子株式会社 图像解码方法和用于该图像解码方法的装置
CN114342406B (zh) * 2019-06-28 2026-02-03 Sk电信有限公司 用于推导双向预测权重索引的方法及图像解码设备
WO2021006575A1 (ko) * 2019-07-05 2021-01-14 엘지전자 주식회사 양방향 예측의 가중치 인덱스를 유도하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
CN118890468A (zh) 2019-07-05 2024-11-01 Lg电子株式会社 图像编码/解码方法及发送比特流的方法
KR102634644B1 (ko) * 2019-07-05 2024-02-06 엘지전자 주식회사 양방향 예측을 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
WO2021008514A1 (en) 2019-07-14 2021-01-21 Beijing Bytedance Network Technology Co., Ltd. Indication of adaptive loop filtering in adaptation parameter set
CN114175654B (zh) * 2019-08-08 2025-11-25 夏普株式会社 用于对比特流进行解码的电子设备和方法
KR102773340B1 (ko) * 2019-08-22 2025-02-25 엘지전자 주식회사 가중 예측을 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
WO2021047631A1 (en) 2019-09-13 2021-03-18 Beijing Bytedance Network Technology Co., Ltd. Derivation of collocated motion vectors
WO2021058498A1 (en) * 2019-09-26 2021-04-01 Interdigital Vc Holdings France, Sas Extended motion information comparison
CN117596389A (zh) 2019-09-28 2024-02-23 北京字节跳动网络技术有限公司 视频编解码中的几何分割模式
EP4026321B1 (en) * 2019-10-06 2025-12-10 Huawei Technologies Co., Ltd. Harmonizing weighted prediction with affine model based motion compensation
KR20230070534A (ko) * 2019-10-09 2023-05-23 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 광 흐름에 의한 예측 개선, 양방향 광 흐름 및 디코더 측 움직임 벡터 개선을 위한 방법들 및 장치들
JP7410317B2 (ja) 2020-02-19 2024-01-09 バイトダンス インコーポレイテッド ビットストリームの一般制約情報における予測重みのシグナリング
CN115315944B (zh) 2020-03-07 2025-06-13 抖音视界有限公司 视频编解码中的隐式多变换集信令通知
CN111629207B (zh) * 2020-04-30 2022-09-16 中山大学 一种模板匹配帧内子划分方法
WO2022037700A1 (en) 2020-08-21 2022-02-24 Beijing Bytedance Network Technology Co., Ltd. Coding mode dependent selection of transform skip mode
CN116601953A (zh) 2020-11-24 2023-08-15 抖音视界有限公司 编解码视频中的位置相关系数重新排序
MX2023007245A (es) * 2020-12-23 2023-06-29 Qualcomm Inc Prediccion de hipotesis multiples para la codificacion de video.
CN116601952A (zh) * 2020-12-23 2023-08-15 高通股份有限公司 视频译码的多假设预测
US12445634B2 (en) 2020-12-23 2025-10-14 Qualcomm Incorporated Multiple hypothesis prediction for video coding
US11863774B2 (en) 2021-01-15 2024-01-02 Tencent America LLC Method and apparatus for video coding
FR3120174A1 (fr) * 2021-02-19 2022-08-26 Orange Prédiction pondérée d’image, codage et décodage d’image utilisant une telle prédiction pondérée
US12081736B2 (en) * 2021-04-26 2024-09-03 Tencent America LLC Bi-prediction without signaling cu-level weights
US20240214606A1 (en) * 2021-04-27 2024-06-27 Beijing Bytedance Network Technology Co., Ltd. Method, device, and medium for video processing
US12132885B2 (en) * 2021-09-16 2024-10-29 Qualcomm Incorporated Multiple inter predictors with decoder side motion vector derivation for video coding
US12200219B2 (en) * 2021-09-17 2025-01-14 Qualcomm Incorporated Adaptive bilateral matching for decoder side motion vector refinement for video coding
US12108076B2 (en) * 2021-11-01 2024-10-01 Tencent America LLC Index reordering of bi-prediction with CU-level weight (BCW) by using template-matching
WO2023116706A1 (en) * 2021-12-21 2023-06-29 Mediatek Inc. Method and apparatus for cross component linear model with multiple hypotheses intra modes in video coding system
US12425597B2 (en) * 2021-12-29 2025-09-23 Mediatek Inc. Method and apparatus for multiple hypothesis prediction in video coding system
WO2023177752A1 (en) * 2022-03-15 2023-09-21 Beijing Dajia Internet Information Technology Co., Ltd. Methods and devices on probability calculation for context-based adaptive binary arithmetic coding
US11936903B2 (en) * 2022-04-19 2024-03-19 Tencent America LLC Bilateral matching based scaling factor derivation for JMVD
US12219146B2 (en) * 2022-05-16 2025-02-04 Tencent America LLC Flexible scaling factors for joint MVD coding
US12489886B2 (en) * 2022-07-04 2025-12-02 Alibaba (China) Co., Ltd. Deriving bi-prediction with coding unit-level weight indices for merge candidates
US20250240406A1 (en) * 2022-07-05 2025-07-24 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method of encoding, method of decoding, and system
US12200192B2 (en) * 2022-07-08 2025-01-14 Tencent America LLC Method and apparatus for bi-prediction with sample adaptive weights
CN115633168B (zh) * 2022-09-30 2025-06-10 腾讯科技(深圳)有限公司 一种视频处理方法及相关设备
US20240195978A1 (en) * 2022-12-13 2024-06-13 Apple Inc. Joint motion vector coding
WO2024225675A1 (ko) * 2023-04-23 2024-10-31 주식회사 윌러스표준기술연구소 참조 블록과 현재 블록 사이의 관계식을 이용하여 현재 블록을 예측하는 비디오 신호 처리 장치 및 방법
WO2024253465A1 (ko) * 2023-06-08 2024-12-12 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
US12537964B2 (en) * 2023-09-22 2026-01-27 Tencent America LLC Block level adaptive weighted prediction with multiple scaling factors

Family Cites Families (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3374989B2 (ja) * 1993-03-26 2003-02-10 ソニー株式会社 画像信号符号化方法および画像信号符号化装置、ならびに画像信号復号化方法および画像信号復号化装置
JP4015934B2 (ja) * 2002-04-18 2007-11-28 株式会社東芝 動画像符号化方法及び装置
JP2004007379A (ja) 2002-04-10 2004-01-08 Toshiba Corp 動画像符号化方法及び動画像復号化方法
JP4090862B2 (ja) 2002-04-26 2008-05-28 松下電器産業株式会社 可変長符号化方法および可変長復号化方法
US8406301B2 (en) 2002-07-15 2013-03-26 Thomson Licensing Adaptive weighting of reference pictures in video encoding
US7376186B2 (en) 2002-07-15 2008-05-20 Thomson Licensing Motion estimation with weighting prediction
US7801217B2 (en) 2002-10-01 2010-09-21 Thomson Licensing Implicit weighting of reference pictures in a video encoder
CN101695115B (zh) * 2004-06-02 2013-01-02 松下电器产业株式会社 画面编码装置和画面解码装置
US8457203B2 (en) 2005-05-26 2013-06-04 Ntt Docomo, Inc. Method and apparatus for coding motion and prediction weighting parameters
KR101408698B1 (ko) * 2007-07-31 2014-06-18 삼성전자주식회사 가중치 예측을 이용한 영상 부호화, 복호화 방법 및 장치
WO2009045683A1 (en) 2007-09-28 2009-04-09 Athanasios Leontaris Video compression and tranmission techniques
RU2461978C2 (ru) 2007-10-25 2012-09-20 Ниппон Телеграф Энд Телефон Корпорейшн Способ масштабируемого кодирования и способ масштабируемого декодирования видеоинформации, устройства для них, программы для них и носитель записи, на котором записаны программы
BRPI1008081A2 (pt) 2009-02-06 2017-10-17 Thomson Licensing metodos e aparelho para sinalizacao intra-modal implicita e semi-implicita para codificadores e desodificadores de video
US8995526B2 (en) * 2009-07-09 2015-03-31 Qualcomm Incorporated Different weights for uni-directional prediction and bi-directional prediction in video coding
JP2011151683A (ja) 2010-01-22 2011-08-04 Sony Corp 画像処理装置および方法
US9049444B2 (en) 2010-12-22 2015-06-02 Qualcomm Incorporated Mode dependent scanning of coefficients of a block of video data
US10397577B2 (en) 2011-03-08 2019-08-27 Velos Media, Llc Inverse scan order for significance map coding of transform coefficients in video coding
HUE067847T2 (hu) * 2011-05-31 2024-11-28 Jvckenwood Corp Mozgókép kódoló eszköz, mozgókép kódolási eljárás és mozgókép kódoló program, valamint mozgókép dekódoló eszköz, mozgókép dekódoló eljárás és mozgókép dekódoló program
US10298939B2 (en) 2011-06-22 2019-05-21 Qualcomm Incorporated Quantization in video coding
US9756360B2 (en) 2011-07-19 2017-09-05 Qualcomm Incorporated Coefficient scanning in video coding
PL3754982T3 (pl) * 2011-09-29 2024-09-02 Sharp Kabushiki Kaisha Urządzenie do dekodowania obrazu, sposób dekodowania obrazu, sposób kodowania obrazu i urządzenie kodowania obrazu do realizowania konwersji bipredykcyjnej na unipredykcyjną
US20140321551A1 (en) 2011-10-21 2014-10-30 Dolby Laboratories Licensing Corporation Weighted predictions based on motion information
US9503720B2 (en) * 2012-03-16 2016-11-22 Qualcomm Incorporated Motion vector coding and bi-prediction in HEVC and its extensions
JP6012014B2 (ja) 2012-03-30 2016-10-25 サン パテント トラスト 画像符号化方法および画像復号方法
US9906786B2 (en) 2012-09-07 2018-02-27 Qualcomm Incorporated Weighted prediction mode for scalable video coding
US9648318B2 (en) 2012-09-30 2017-05-09 Qualcomm Incorporated Performing residual prediction in video coding
US10097825B2 (en) 2012-11-21 2018-10-09 Qualcomm Incorporated Restricting inter-layer prediction based on a maximum number of motion-compensated layers in high efficiency video coding (HEVC) extensions
US9357212B2 (en) * 2012-12-07 2016-05-31 Qualcomm Incorporated Advanced residual prediction in scalable and multi-view video coding
US20140198846A1 (en) 2013-01-16 2014-07-17 Qualcomm Incorporated Device and method for scalable coding of video information
KR20150090206A (ko) 2013-01-30 2015-08-05 인텔 코포레이션 차세대 비디오를 위한 코딩을 위한 콘텐츠 적응적 파라메트릭 변환
US9426473B2 (en) 2013-02-01 2016-08-23 Qualcomm Incorporated Mode decision simplification for intra prediction
US9800857B2 (en) 2013-03-08 2017-10-24 Qualcomm Incorporated Inter-view residual prediction in multi-view or 3-dimensional video coding
CN105409218B (zh) * 2013-04-08 2021-05-25 Ge视频压缩有限责任公司 解码器和解码方法
WO2015010317A1 (zh) 2013-07-26 2015-01-29 北京大学深圳研究生院 一种基于p帧的多假设运动补偿方法
US9654794B2 (en) 2014-01-03 2017-05-16 Qualcomm Incorporated Methods for coding an inter-layer reference picture set (RPS) and coding end of bitstream (EOB) network access layer (NAL) units in multi-layer coding
US20170264904A1 (en) 2014-09-23 2017-09-14 Intel Corporation Intra-prediction complexity reduction using limited angular modes and refinement
US10405000B2 (en) 2014-11-21 2019-09-03 Vid Scale, Inc. One-dimensional transform modes and coefficient scan order
KR102804526B1 (ko) * 2015-08-24 2025-05-07 엘지전자 주식회사 인터 예측 모드 기반 영상 처리 방법 및 이를 위한 장치
EP4060992B1 (en) 2016-05-13 2025-07-02 InterDigital VC Holdings, Inc. Systems and methods for generalized multi-hypothesis prediction for video coding
US10805631B2 (en) 2016-09-23 2020-10-13 Lg Electronics Inc. Method and apparatus for performing prediction using template-based weight

Similar Documents

Publication Publication Date Title
JP2019519148A5 (https=)
JP6352452B2 (ja) ビデオ符号化における構文の2値化とコンテキスト適応型符号化の方法と装置
JP2018509032A5 (https=)
JP2018507612A5 (https=)
PH12020500016A1 (en) Picture data encoding method and apparatus and picture data decoding method and apparatus
JP2019515561A5 (https=)
JP2021520087A5 (https=)
JP2015053703A5 (https=)
JP2018521553A5 (https=)
JP2015092650A5 (https=)
CN107465916A (zh) 编码/解码帧内预测模式的方法及装置
CN111818344A (zh) 视频编解码中调色板模式上下文编解码和二值化的方法
JP2017510121A5 (https=)
JP2017519467A5 (https=)
JP2013546257A5 (https=)
JP2015019303A5 (https=)
RU2635876C1 (ru) Кодирование и декодирование положений спектральных пиков
JP2016518770A5 (https=)
JP2016508678A5 (https=)
JP2015019152A5 (https=)
CN106027608B (zh) 一种图片上传方法、客户端及服务器
JP2019521554A5 (https=)
CN104768063A (zh) 一种视频编码方法及装置
JP2014131332A (ja) Hevcにおける係数符号化の調和
JP2016518771A5 (https=)